Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap

  
 
NOAA National Weather Service's GIS Data and Product Survey... Click here to take the survey.


Hydrograph River at a Glance Download
Potomac River at Alexandria Stage (ft)Observed: -0.3 ft at 10:42AM Apr 16, 2015Observed: -0.35 ft at 10:48AM Apr 16, 2015Observed: -0.4 ft at 10:54AM Apr 16, 2015Observed: -0.44 ft at 11:00AM Apr 16, 2015Observed: -0.51 ft at 11:06AM Apr 16, 2015Observed: -0.55 ft at 11:12AM Apr 16, 2015Observed: -0.6 ft at 11:18AM Apr 16, 2015Observed: -0.65 ft at 11:24AM Apr 16, 2015Observed: -0.67 ft at 11:30AM Apr 16, 2015Observed: -0.75 ft at 11:36AM Apr 16, 2015Observed: -0.78 ft at 11:42AM Apr 16, 2015Observed: -0.8 ft at 11:48AM Apr 16, 2015Observed: -0.85 ft at 11:54AM Apr 16, 2015Observed: -0.9 ft at 12:00PM Apr 16, 2015Observed: -0.91 ft at 12:06PM Apr 16, 2015Observed: -0.95 ft at 12:12PM Apr 16, 2015Observed: -0.99 ft at 12:18PM Apr 16, 2015Observed: -1.03 ft at 12:24PM Apr 16, 2015Observed: -1.07 ft at 12:30PM Apr 16, 2015Observed: -1.11 ft at 12:36PM Apr 16, 2015Observed: -1.12 ft at 12:42PM Apr 16, 2015Observed: -1.14 ft at 12:48PM Apr 16, 2015Observed: -1.18 ft at 12:54PM Apr 16, 2015Observed: -1.2 ft at 1:00PM Apr 16, 2015Observed: -1.22 ft at 1:06PM Apr 16, 2015Observed: -1.26 ft at 1:12PM Apr 16, 2015Observed: -1.28 ft at 1:18PM Apr 16, 2015Observed: -1.3 ft at 1:24PM Apr 16, 2015Observed: -1.3 ft at 1:30PM Apr 16, 2015Observed: -1.31 ft at 1:36PM Apr 16, 2015Observed: -1.32 ft at 1:42PM Apr 16, 2015Observed: -1.31 ft at 1:48PM Apr 16, 2015Observed: -1.32 ft at 1:54PM Apr 16, 2015Observed: -1.31 ft at 2:00PM Apr 16, 2015Observed: -1.29 ft at 2:06PM Apr 16, 2015Observed: -1.25 ft at 2:12PM Apr 16, 2015Observed: -1.23 ft at 2:18PM Apr 16, 2015Observed: -1.15 ft at 2:24PM Apr 16, 2015Observed: -1.11 ft at 2:30PM Apr 16, 2015Observed: -1.1 ft at 2:36PM Apr 16, 2015Observed: -1.02 ft at 2:42PM Apr 16, 2015Observed: -0.97 ft at 2:48PM Apr 16, 2015Observed: -0.87 ft at 2:54PM Apr 16, 2015Observed: -0.81 ft at 3:00PM Apr 16, 2015Observed: -0.73 ft at 3:06PM Apr 16, 2015Observed: -0.63 ft at 3:12PM Apr 16, 2015Observed: -0.56 ft at 3:18PM Apr 16, 2015Observed: -0.48 ft at 3:24PM Apr 16, 2015Observed: -0.39 ft at 3:30PM Apr 16, 2015Observed: -0.31 ft at 3:36PM Apr 16, 2015Observed: -0.24 ft at 3:42PM Apr 16, 2015Observed: -0.14 ft at 3:48PM Apr 16, 2015Observed: -0.03 ft at 3:54PM Apr 16, 2015Observed: 0.08 ft at 4:00PM Apr 16, 2015Observed: 0.16 ft at 4:06PM Apr 16, 2015Observed: 0.25 ft at 4:12PM Apr 16, 2015Observed: 0.41 ft at 4:18PM Apr 16, 2015Observed: 0.47 ft at 4:24PM Apr 16, 2015Observed: 0.55 ft at 4:30PM Apr 16, 2015Observed: 0.65 ft at 4:36PM Apr 16, 2015Observed: 0.74 ft at 4:42PM Apr 16, 2015Observed: 0.84 ft at 4:48PM Apr 16, 2015Observed: 0.89 ft at 4:54PM Apr 16, 2015Observed: 0.98 ft at 5:00PM Apr 16, 2015Observed: 1.06 ft at 5:06PM Apr 16, 2015Observed: 1.15 ft at 5:12PM Apr 16, 2015Observed: 1.19 ft at 5:18PM Apr 16, 2015Observed: 1.28 ft at 5:24PM Apr 16, 2015Observed: 1.36 ft at 5:30PM Apr 16, 2015Observed: 1.4 ft at 5:36PM Apr 16, 2015Observed: 1.47 ft at 5:42PM Apr 16, 2015Observed: 1.56 ft at 5:48PM Apr 16, 2015Observed: 1.58 ft at 5:54PM Apr 16, 2015Observed: 1.66 ft at 6:00PM Apr 16, 2015Observed: 1.69 ft at 6:06PM Apr 16, 2015Observed: 1.73 ft at 6:12PM Apr 16, 2015Observed: 1.76 ft at 6:18PM Apr 16, 2015Observed: 1.8 ft at 6:24PM Apr 16, 2015Observed: 1.85 ft at 6:30PM Apr 16, 2015Observed: 1.86 ft at 6:36PM Apr 16, 2015Observed: 1.9 ft at 6:42PM Apr 16, 2015Observed: 1.92 ft at 6:48PM Apr 16, 2015Observed: 1.94 ft at 6:54PM Apr 16, 2015Observed: 1.94 ft at 7:00PM Apr 16, 2015Observed: 1.95 ft at 7:06PM Apr 16, 2015Observed: 1.96 ft at 7:12PM Apr 16, 2015Observed: 1.96 ft at 7:18PM Apr 16, 2015Observed: 1.95 ft at 7:24PM Apr 16, 2015Observed: 1.94 ft at 7:30PM Apr 16, 2015Observed: 1.94 ft at 7:36PM Apr 16, 2015Observed: 1.91 ft at 7:42PM Apr 16, 2015Observed: 1.89 ft at 7:48PM Apr 16, 2015Observed: 1.84 ft at 7:54PM Apr 16, 2015Observed: 1.8 ft at 8:00PM Apr 16, 2015Observed: 1.76 ft at 8:06PM Apr 16, 2015Observed: 1.71 ft at 8:12PM Apr 16, 2015Observed: 1.65 ft at 8:18PM Apr 16, 2015Observed: 1.61 ft at 8:24PM Apr 16, 2015Observed: 1.57 ft at 8:30PM Apr 16, 2015Observed: 1.49 ft at 8:36PM Apr 16, 2015Observed: 1.45 ft at 8:42PM Apr 16, 2015Observed: 1.39 ft at 8:48PM Apr 16, 2015Observed: 1.33 ft at 8:54PM Apr 16, 2015Observed: 1.25 ft at 9:00PM Apr 16, 2015Observed: 1.21 ft at 9:06PM Apr 16, 2015Observed: 1.16 ft at 9:12PM Apr 16, 2015Observed: 1.07 ft at 9:18PM Apr 16, 2015Observed: 1.03 ft at 9:24PM Apr 16, 2015Observed: 0.94 ft at 9:30PM Apr 16, 2015Observed: 0.9 ft at 9:36PM Apr 16, 2015Observed: 0.81 ft at 9:42PM Apr 16, 2015Observed: 0.76 ft at 9:48PM Apr 16, 2015Observed: 0.68 ft at 9:54PM Apr 16, 2015Observed: 0.63 ft at 10:00PM Apr 16, 2015Observed: 0.57 ft at 10:06PM Apr 16, 2015Observed: 0.52 ft at 10:12PM Apr 16, 2015Observed: 0.46 ft at 10:18PM Apr 16, 2015Observed: 0.38 ft at 10:24PM Apr 16, 2015Observed: 0.34 ft at 10:30PM Apr 16, 2015Observed: 0.28 ft at 10:36PM Apr 16, 2015Observed: 0.23 ft at 10:42PM Apr 16, 2015Observed: 0.14 ft at 10:48PM Apr 16, 2015Observed: 0.12 ft at 10:54PM Apr 16, 2015Observed: 0.04 ft at 11:00PM Apr 16, 2015Observed: 0.01 ft at 11:06PM Apr 16, 2015Observed: -0.07 ft at 11:12PM Apr 16, 2015Observed: -0.11 ft at 11:18PM Apr 16, 2015Observed: -0.15 ft at 11:24PM Apr 16, 2015Observed: -0.23 ft at 11:30PM Apr 16, 2015Observed: -0.25 ft at 11:36PM Apr 16, 2015Observed: -0.33 ft at 11:42PM Apr 16, 2015Observed: -0.35 ft at 11:48PM Apr 16, 2015Observed: -0.42 ft at 11:54PM Apr 16, 2015Observed: -0.44 ft at 12:00AM Apr 17, 2015Observed: -0.5 ft at 12:06AM Apr 17, 2015Observed: -0.52 ft at 12:12AM Apr 17, 2015Observed: -0.59 ft at 12:18AM Apr 17, 2015Observed: -0.61 ft at 12:24AM Apr 17, 2015Observed: -0.67 ft at 12:30AM Apr 17, 2015Observed: -0.69 ft at 12:36AM Apr 17, 2015Observed: -0.73 ft at 12:42AM Apr 17, 2015Observed: -0.78 ft at 12:48AM Apr 17, 2015Observed: -0.81 ft at 12:54AM Apr 17, 2015Observed: -0.83 ft at 1:00AM Apr 17, 2015Observed: -0.85 ft at 1:06AM Apr 17, 2015Observed: -0.9 ft at 1:12AM Apr 17, 2015Observed: -0.92 ft at 1:18AM Apr 17, 2015Observed: -0.95 ft at 1:24AM Apr 17, 2015Observed: -0.97 ft at 1:30AM Apr 17, 2015Observed: -0.99 ft at 1:36AM Apr 17, 2015Observed: -1 ft at 1:42AM Apr 17, 2015Observed: -1.05 ft at 1:48AM Apr 17, 2015Observed: -1.05 ft at 1:54AM Apr 17, 2015Observed: -1.07 ft at 2:00AM Apr 17, 2015Observed: -1.07 ft at 2:06AM Apr 17, 2015Observed: -1.07 ft at 2:12AM Apr 17, 2015Observed: -1.07 ft at 2:18AM Apr 17, 2015Observed: -1.06 ft at 2:24AM Apr 17, 2015Observed: -1.03 ft at 2:30AM Apr 17, 2015Observed: -1.02 ft at 2:36AM Apr 17, 2015Observed: -0.97 ft at 2:42AM Apr 17, 2015Observed: -0.93 ft at 2:48AM Apr 17, 2015Observed: -0.89 ft at 2:54AM Apr 17, 2015Observed: -0.82 ft at 3:00AM Apr 17, 2015Observed: -0.76 ft at 3:06AM Apr 17, 2015Observed: -0.7 ft at 3:12AM Apr 17, 2015Observed: -0.62 ft at 3:18AM Apr 17, 2015Observed: -0.54 ft at 3:24AM Apr 17, 2015Observed: -0.47 ft at 3:30AM Apr 17, 2015Observed: -0.37 ft at 3:36AM Apr 17, 2015Observed: -0.32 ft at 3:42AM Apr 17, 2015Observed: -0.2 ft at 3:48AM Apr 17, 2015Observed: -0.12 ft at 3:54AM Apr 17, 2015Observed: -0.04 ft at 4:00AM Apr 17, 2015Observed: 0.05 ft at 4:06AM Apr 17, 2015Observed: 0.14 ft at 4:12AM Apr 17, 2015Observed: 0.23 ft at 4:18AM Apr 17, 2015Observed: 0.33 ft at 4:24AM Apr 17, 2015Observed: 0.45 ft at 4:30AM Apr 17, 2015Observed: 0.54 ft at 4:36AM Apr 17, 2015Observed: 0.65 ft at 4:42AM Apr 17, 2015Observed: 0.74 ft at 4:48AM Apr 17, 2015Observed: 0.84 ft at 4:54AM Apr 17, 2015Observed: 0.92 ft at 5:00AM Apr 17, 2015Observed: 1.02 ft at 5:06AM Apr 17, 2015Observed: 1.08 ft at 5:12AM Apr 17, 2015Observed: 1.19 ft at 5:18AM Apr 17, 2015Observed: 1.25 ft at 5:24AM Apr 17, 2015Observed: 1.35 ft at 5:30AM Apr 17, 2015Observed: 1.41 ft at 5:36AM Apr 17, 2015Observed: 1.5 ft at 5:42AM Apr 17, 2015Observed: 1.54 ft at 5:48AM Apr 17, 2015Observed: 1.63 ft at 5:54AM Apr 17, 2015Observed: 1.65 ft at 6:00AM Apr 17, 2015Observed: 1.73 ft at 6:06AM Apr 17, 2015Observed: 1.75 ft at 6:12AM Apr 17, 2015Observed: 1.82 ft at 6:18AM Apr 17, 2015Observed: 1.84 ft at 6:24AM Apr 17, 2015Observed: 1.91 ft at 6:30AM Apr 17, 2015Observed: 1.93 ft at 6:36AM Apr 17, 2015Observed: 1.96 ft at 6:42AM Apr 17, 2015Observed: 1.98 ft at 6:48AM Apr 17, 2015Observed: 2 ft at 6:54AM Apr 17, 2015Observed: 2.03 ft at 7:00AM Apr 17, 2015Observed: 2.05 ft at 7:06AM Apr 17, 2015Observed: 2.06 ft at 7:12AM Apr 17, 2015Observed: 2.06 ft at 7:18AM Apr 17, 2015Observed: 2.07 ft at 7:24AM Apr 17, 2015Observed: 2.08 ft at 7:30AM Apr 17, 2015Observed: 2.07 ft at 7:36AM Apr 17, 2015Observed: 2.07 ft at 7:42AM Apr 17, 2015Observed: 2.06 ft at 7:48AM Apr 17, 2015Observed: 2.04 ft at 7:54AM Apr 17, 2015Observed: 2.02 ft at 8:00AM Apr 17, 2015Observed: 1.97 ft at 8:06AM Apr 17, 2015Observed: 1.94 ft at 8:12AM Apr 17, 2015Observed: 1.9 ft at 8:18AM Apr 17, 2015Observed: 1.87 ft at 8:24AM Apr 17, 2015Observed: 1.79 ft at 8:30AM Apr 17, 2015Observed: 1.77 ft at 8:36AM Apr 17, 2015Observed: 1.73 ft at 8:42AM Apr 17, 2015Observed: 1.68 ft at 8:48AM Apr 17, 2015Observed: 1.6 ft at 8:54AM Apr 17, 2015Observed: 1.57 ft at 9:00AM Apr 17, 2015Observed: 1.49 ft at 9:06AM Apr 17, 2015Observed: 1.43 ft at 9:12AM Apr 17, 2015Observed: 1.37 ft at 9:18AM Apr 17, 2015Observed: 1.32 ft at 9:24AM Apr 17, 2015Observed: 1.27 ft at 9:30AM Apr 17, 2015Observed: 1.19 ft at 9:36AM Apr 17, 2015Observed: 1.15 ft at 9:42AM Apr 17, 2015Observed: 1.06 ft at 9:48AM Apr 17, 2015Observed: 1.01 ft at 9:54AM Apr 17, 2015Observed: 0.95 ft at 10:00AM Apr 17, 2015Observed: 0.89 ft at 10:06AM Apr 17, 2015Observed: 0.84 ft at 10:12AM Apr 17, 2015Observed: 0.75 ft at 10:18AM Apr 17, 2015Observed: 0.71 ft at 10:24AM Apr 17, 2015Observed: 0.65 ft at 10:30AM Apr 17, 2015Observed: 0.56 ft at 10:36AM Apr 17, 2015Observed: 0.54 ft at 10:42AM Apr 17, 2015Observed: 0.46 ft at 10:48AM Apr 17, 2015Observed: 0.41 ft at 10:54AM Apr 17, 2015Observed: 0.36 ft at 11:00AM Apr 17, 2015Observed: 0.29 ft at 11:06AM Apr 17, 2015Observed: 0.24 ft at 11:12AM Apr 17, 2015Observed: 0.19 ft at 11:18AM Apr 17, 2015Observed: 0.11 ft at 11:24AM Apr 17, 2015Observed: 0.08 ft at 11:30AM Apr 17, 2015Observed: 0.01 ft at 11:36AM Apr 17, 2015Observed: -0.04 ft at 11:42AM Apr 17, 2015Observed: -0.08 ft at 11:48AM Apr 17, 2015Observed: -0.15 ft at 11:54AM Apr 17, 2015Observed: -0.19 ft at 12:00PM Apr 17, 2015Observed: -0.24 ft at 12:06PM Apr 17, 2015Observed: -0.28 ft at 12:12PM Apr 17, 2015Observed: -0.32 ft at 12:18PM Apr 17, 2015Observed: -0.39 ft at 12:24PM Apr 17, 2015Observed: -0.44 ft at 12:30PM Apr 17, 2015Observed: -0.45 ft at 12:36PM Apr 17, 2015Observed: -0.5 ft at 12:42PM Apr 17, 2015Observed: -0.55 ft at 12:48PM Apr 17, 2015Observed: -0.57 ft at 12:54PM Apr 17, 2015Observed: -0.65 ft at 1:00PM Apr 17, 2015Observed: -0.69 ft at 1:06PM Apr 17, 2015Observed: -0.73 ft at 1:12PM Apr 17, 2015Observed: -0.74 ft at 1:18PM Apr 17, 2015Observed: -0.79 ft at 1:24PM Apr 17, 2015Observed: -0.83 ft at 1:30PM Apr 17, 2015Observed: -0.85 ft at 1:36PM Apr 17, 2015Observed: -0.87 ft at 1:42PM Apr 17, 2015Observed: -0.92 ft at 1:48PM Apr 17, 2015Observed: -0.97 ft at 1:54PM Apr 17, 2015Observed: -0.97 ft at 2:00PM Apr 17, 2015Observed: -1.01 ft at 2:06PM Apr 17, 2015Observed: -1.02 ft at 2:12PM Apr 17, 2015Observed: -1.04 ft at 2:18PM Apr 17, 2015Observed: -1.05 ft at 2:24PM Apr 17, 2015Observed: -1.07 ft at 2:30PM Apr 17, 2015Observed: -1.09 ft at 2:36PM Apr 17, 2015Observed: -1.09 ft at 2:42PM Apr 17, 2015Observed: -1.09 ft at 2:48PM Apr 17, 2015Observed: -1.09 ft at 2:54PM Apr 17, 2015Observed: -1.06 ft at 3:00PM Apr 17, 2015Observed: -1.01 ft at 3:06PM Apr 17, 2015Observed: -0.98 ft at 3:12PM Apr 17, 2015Observed: -0.91 ft at 3:18PM Apr 17, 2015Observed: -0.86 ft at 3:24PM Apr 17, 2015Observed: -0.81 ft at 3:30PM Apr 17, 2015Observed: -0.73 ft at 3:36PM Apr 17, 2015Observed: -0.64 ft at 3:42PM Apr 17, 2015Observed: -0.56 ft at 3:48PM Apr 17, 2015Observed: -0.51 ft at 3:54PM Apr 17, 2015Observed: -0.41 ft at 4:00PM Apr 17, 2015Observed: -0.3 ft at 4:06PM Apr 17, 2015Observed: -0.22 ft at 4:12PM Apr 17, 2015Observed: -0.13 ft at 4:18PM Apr 17, 2015Observed: -0.04 ft at 4:24PM Apr 17, 2015Observed: 0.06 ft at 4:30PM Apr 17, 2015Observed: 0.17 ft at 4:36PM Apr 17, 2015Observed: 0.27 ft at 4:42PM Apr 17, 2015Observed: 0.37 ft at 4:48PM Apr 17, 2015Observed: 0.47 ft at 4:54PM Apr 17, 2015Observed: 0.58 ft at 5:00PM Apr 17, 2015Observed: 0.69 ft at 5:06PM Apr 17, 2015Observed: 0.79 ft at 5:12PM Apr 17, 2015Observed: 0.9 ft at 5:18PM Apr 17, 2015Observed: 1 ft at 5:24PM Apr 17, 2015Observed: 1.1 ft at 5:30PM Apr 17, 2015Observed: 1.19 ft at 5:36PM Apr 17, 2015Observed: 1.27 ft at 5:42PM Apr 17, 2015Observed: 1.38 ft at 5:48PM Apr 17, 2015Observed: 1.44 ft at 5:54PM Apr 17, 2015Observed: 1.54 ft at 6:00PM Apr 17, 2015Observed: 1.63 ft at 6:06PM Apr 17, 2015Observed: 1.7 ft at 6:12PM Apr 17, 2015Observed: 1.77 ft at 6:18PM Apr 17, 2015Observed: 1.82 ft at 6:24PM Apr 17, 2015Observed: 1.9 ft at 6:30PM Apr 17, 2015Observed: 1.94 ft at 6:36PM Apr 17, 2015Observed: 1.98 ft at 6:42PM Apr 17, 2015Observed: 2.02 ft at 6:48PM Apr 17, 2015Observed: 2.06 ft at 6:54PM Apr 17, 2015Observed: 2.1 ft at 7:00PM Apr 17, 2015Observed: 2.14 ft at 7:06PM Apr 17, 2015Observed: 2.18 ft at 7:12PM Apr 17, 2015Observed: 2.19 ft at 7:18PM Apr 17, 2015Observed: 2.21 ft at 7:24PM Apr 17, 2015Observed: 2.23 ft at 7:30PM Apr 17, 2015Observed: 2.24 ft at 7:36PM Apr 17, 2015Observed: 2.25 ft at 7:42PM Apr 17, 2015Observed: 2.26 ft at 7:48PM Apr 17, 2015Observed: 2.26 ft at 7:54PM Apr 17, 2015Observed: 2.26 ft at 8:00PM Apr 17, 2015Observed: 2.25 ft at 8:06PM Apr 17, 2015Observed: 2.24 ft at 8:12PM Apr 17, 2015Observed: 2.21 ft at 8:18PM Apr 17, 2015Observed: 2.19 ft at 8:24PM Apr 17, 2015Observed: 2.15 ft at 8:30PM Apr 17, 2015Observed: 2.1 ft at 8:36PM Apr 17, 2015Observed: 2.07 ft at 8:42PM Apr 17, 2015Observed: 2.02 ft at 8:48PM Apr 17, 2015Observed: 1.97 ft at 8:54PM Apr 17, 2015Observed: 1.91 ft at 9:00PM Apr 17, 2015Observed: 1.86 ft at 9:06PM Apr 17, 2015Observed: 1.8 ft at 9:12PM Apr 17, 2015Observed: 1.75 ft at 9:18PM Apr 17, 2015Observed: 1.7 ft at 9:24PM Apr 17, 2015Observed: 1.64 ft at 9:30PM Apr 17, 2015Observed: 1.56 ft at 9:36PM Apr 17, 2015Observed: 1.51 ft at 9:42PM Apr 17, 2015Observed: 1.43 ft at 9:48PM Apr 17, 2015Observed: 1.38 ft at 9:54PM Apr 17, 2015Observed: 1.3 ft at 10:00PM Apr 17, 2015Observed: 1.25 ft at 10:06PM Apr 17, 2015Observed: 1.16 ft at 10:12PM Apr 17, 2015Observed: 1.12 ft at 10:18PM Apr 17, 2015Observed: 1.03 ft at 10:24PM Apr 17, 2015Observed: 0.98 ft at 10:30PM Apr 17, 2015Observed: 0.89 ft at 10:36PM Apr 17, 2015Observed: 0.86 ft at 10:42PM Apr 17, 2015Observed: 0.77 ft at 10:48PM Apr 17, 2015Observed: 0.73 ft at 10:54PM Apr 17, 2015Observed: 0.66 ft at 11:00PM Apr 17, 2015Observed: 0.6 ft at 11:06PM Apr 17, 2015Observed: 0.51 ft at 11:12PM Apr 17, 2015Observed: 0.47 ft at 11:18PM Apr 17, 2015Observed: 0.39 ft at 11:24PM Apr 17, 2015Observed: 0.34 ft at 11:30PM Apr 17, 2015Observed: 0.29 ft at 11:36PM Apr 17, 2015Observed: 0.21 ft at 11:42PM Apr 17, 2015Observed: 0.19 ft at 11:48PM Apr 17, 2015Observed: 0.1 ft at 11:54PM Apr 17, 2015Observed: 0.08 ft at 12:00AM Apr 18, 2015Observed: 0 ft at 12:06AM Apr 18, 2015Observed: -0.03 ft at 12:12AM Apr 18, 2015Observed: -0.1 ft at 12:18AM Apr 18, 2015Observed: -0.13 ft at 12:24AM Apr 18, 2015Observed: -0.19 ft at 12:30AM Apr 18, 2015Observed: -0.24 ft at 12:36AM Apr 18, 2015Observed: -0.26 ft at 12:42AM Apr 18, 2015Observed: -0.34 ft at 12:48AM Apr 18, 2015Observed: -0.36 ft at 12:54AM Apr 18, 2015Observed: -0.43 ft at 1:00AM Apr 18, 2015Observed: -0.45 ft at 1:06AM Apr 18, 2015Observed: -0.51 ft at 1:12AM Apr 18, 2015Observed: -0.53 ft at 1:18AM Apr 18, 2015Observed: -0.57 ft at 1:24AM Apr 18, 2015Observed: -0.61 ft at 1:30AM Apr 18, 2015Observed: -0.66 ft at 1:36AM Apr 18, 2015Observed: -0.67 ft at 1:42AM Apr 18, 2015Observed: -0.71 ft at 1:48AM Apr 18, 2015Observed: -0.73 ft at 1:54AM Apr 18, 2015Observed: -0.78 ft at 2:00AM Apr 18, 2015Observed: -0.8 ft at 2:06AM Apr 18, 2015Observed: -0.84 ft at 2:12AM Apr 18, 2015Observed: -0.85 ft at 2:18AM Apr 18, 2015Observed: -0.89 ft at 2:24AM Apr 18, 2015Observed: -0.91 ft at 2:30AM Apr 18, 2015Observed: -0.93 ft at 2:36AM Apr 18, 2015Observed: -0.93 ft at 2:42AM Apr 18, 2015Observed: -0.95 ft at 2:48AM Apr 18, 2015Observed: -0.96 ft at 2:54AM Apr 18, 2015Observed: -0.97 ft at 3:00AM Apr 18, 2015Observed: -0.97 ft at 3:06AM Apr 18, 2015Observed: -0.93 ft at 3:12AM Apr 18, 2015Observed: -0.92 ft at 3:18AM Apr 18, 2015Observed: -0.87 ft at 3:24AM Apr 18, 2015Observed: -0.79 ft at 3:30AM Apr 18, 2015Observed: -0.77 ft at 3:36AM Apr 18, 2015Observed: -0.67 ft at 3:42AM Apr 18, 2015Observed: -0.62 ft at 3:48AM Apr 18, 2015Observed: -0.52 ft at 3:54AM Apr 18, 2015Observed: -0.47 ft at 4:00AM Apr 18, 2015Observed: -0.36 ft at 4:06AM Apr 18, 2015Observed: -0.3 ft at 4:12AM Apr 18, 2015Observed: -0.19 ft at 4:18AM Apr 18, 2015Observed: -0.13 ft at 4:24AM Apr 18, 2015Observed: -0.01 ft at 4:30AM Apr 18, 2015Observed: 0.06 ft at 4:36AM Apr 18, 2015Observed: 0.18 ft at 4:42AM Apr 18, 2015Observed: 0.27 ft at 4:48AM Apr 18, 2015Observed: 0.39 ft at 4:54AM Apr 18, 2015Observed: 0.48 ft at 5:00AM Apr 18, 2015Observed: 0.6 ft at 5:06AM Apr 18, 2015Observed: 0.7 ft at 5:12AM Apr 18, 2015Observed: 0.82 ft at 5:18AM Apr 18, 2015Observed: 0.91 ft at 5:24AM Apr 18, 2015Observed: 1.03 ft at 5:30AM Apr 18, 2015Observed: 1.12 ft at 5:36AM Apr 18, 2015Observed: 1.24 ft at 5:42AM Apr 18, 2015Observed: 1.33 ft at 5:48AM Apr 18, 2015Observed: 1.43 ft at 5:54AM Apr 18, 2015Observed: 1.52 ft at 6:00AM Apr 18, 2015Observed: 1.61 ft at 6:06AM Apr 18, 2015Observed: 1.67 ft at 6:12AM Apr 18, 2015Observed: 1.78 ft at 6:18AM Apr 18, 2015Observed: 1.83 ft at 6:24AM Apr 18, 2015Observed: 1.93 ft at 6:30AM Apr 18, 2015Observed: 1.98 ft at 6:36AM Apr 18, 2015Observed: 2.06 ft at 6:42AM Apr 18, 2015Observed: 2.09 ft at 6:48AM Apr 18, 2015Observed: 2.16 ft at 6:54AM Apr 18, 2015Observed: 2.21 ft at 7:00AM Apr 18, 2015Observed: 2.26 ft at 7:06AM Apr 18, 2015Observed: 2.3 ft at 7:12AM Apr 18, 2015Observed: 2.35 ft at 7:18AM Apr 18, 2015Observed: 2.37 ft at 7:24AM Apr 18, 2015Observed: 2.39 ft at 7:30AM Apr 18, 2015Observed: 2.43 ft at 7:36AM Apr 18, 2015Observed: 2.45 ft at 7:42AM Apr 18, 2015Observed: 2.47 ft at 7:48AM Apr 18, 2015Observed: 2.48 ft at 7:54AM Apr 18, 2015Observed: 2.5 ft at 8:00AM Apr 18, 2015Observed: 2.51 ft at 8:06AM Apr 18, 2015Observed: 2.52 ft at 8:12AM Apr 18, 2015Observed: 2.52 ft at 8:18AM Apr 18, 2015Observed: 2.52 ft at 8:24AM Apr 18, 2015Observed: 2.51 ft at 8:30AM Apr 18, 2015Observed: 2.5 ft at 8:36AM Apr 18, 2015Observed: 2.45 ft at 8:42AM Apr 18, 2015Observed: 2.41 ft at 8:48AM Apr 18, 2015Observed: 2.39 ft at 8:54AM Apr 18, 2015Observed: 2.35 ft at 9:00AM Apr 18, 2015Observed: 2.3 ft at 9:06AM Apr 18, 2015Observed: 2.26 ft at 9:12AM Apr 18, 2015Observed: 2.21 ft at 9:18AM Apr 18, 2015Observed: 2.16 ft at 9:24AM Apr 18, 2015Observed: 2.12 ft at 9:30AM Apr 18, 2015Observed: 2.07 ft at 9:36AM Apr 18, 2015Observed: 2.01 ft at 9:42AM Apr 18, 2015Observed: 1.92 ft at 9:48AM Apr 18, 2015Observed: 1.89 ft at 9:54AM Apr 18, 2015Observed: 1.78 ft at 10:00AM Apr 18, 2015Observed: 1.74 ft at 10:06AM Apr 18, 2015Observed: 1.68 ft at 10:12AM Apr 18, 2015Observed: 1.59 ft at 10:18AM Apr 18, 2015Observed: 1.52 ft at 10:24AM Apr 18, 2015Observed: 1.45 ft at 10:30AM Apr 18, 2015Observed: 1.4 ft at 10:36AM Apr 18, 2015Observed: 1.31 ft at 10:42AM Apr 18, 2015Observed: 1.26 ft at 10:48AM Apr 18, 2015Observed: 1.17 ft at 10:54AM Apr 18, 2015Observed: 1.1 ft at 11:00AM Apr 18, 2015Observed: 1.05 ft at 11:06AM Apr 18, 2015Observed: 0.95 ft at 11:12AM Apr 18, 2015Observed: 0.91 ft at 11:18AM Apr 18, 2015Observed: 0.85 ft at 11:24AM Apr 18, 2015Observed: 0.76 ft at 11:30AM Apr 18, 2015Observed: 0.71 ft at 11:36AM Apr 18, 2015Observed: 0.62 ft at 11:42AM Apr 18, 2015Observed: 0.57 ft at 11:48AM Apr 18, 2015Observed: 0.51 ft at 11:54AM Apr 18, 2015Observed: 0.42 ft at 12:00PM Apr 18, 2015Observed: 0.39 ft at 12:06PM Apr 18, 2015Observed: 0.32 ft at 12:12PM Apr 18, 2015Observed: 0.25 ft at 12:18PM Apr 18, 2015Observed: 0.23 ft at 12:24PM Apr 18, 2015Observed: 0.15 ft at 12:30PM Apr 18, 2015Observed: 0.1 ft at 12:36PM Apr 18, 2015Observed: 0.05 ft at 12:42PM Apr 18, 2015Observed: 0 ft at 12:48PM Apr 18, 2015Observed: -0.06 ft at 12:54PM Apr 18, 2015Observed: -0.11 ft at 1:00PM Apr 18, 2015Observed: -0.16 ft at 1:06PM Apr 18, 2015Observed: -0.2 ft at 1:12PM Apr 18, 2015Observed: -0.28 ft at 1:18PM Apr 18, 2015Observed: -0.3 ft at 1:24PM Apr 18, 2015Observed: -0.36 ft at 1:30PM Apr 18, 2015Observed: -0.41 ft at 1:36PM Apr 18, 2015Observed: -0.46 ft at 1:42PM Apr 18, 2015Observed: -0.47 ft at 1:48PM Apr 18, 2015Observed: -0.55 ft at 1:54PM Apr 18, 2015Observed: -0.59 ft at 2:00PM Apr 18, 2015Observed: -0.63 ft at 2:06PM Apr 18, 2015Observed: -0.64 ft at 2:12PM Apr 18, 2015Observed: -0.68 ft at 2:18PM Apr 18, 2015Observed: -0.73 ft at 2:24PM Apr 18, 2015Observed: -0.77 ft at 2:30PM Apr 18, 2015Observed: -0.78 ft at 2:36PM Apr 18, 2015Observed: -0.8 ft at 2:42PM Apr 18, 2015Observed: -0.84 ft at 2:48PM Apr 18, 2015Observed: -0.88 ft at 2:54PM Apr 18, 2015Observed: -0.9 ft at 3:00PM Apr 18, 2015Observed: -0.92 ft at 3:06PM Apr 18, 2015Observed: -0.94 ft at 3:12PM Apr 18, 2015Observed: -0.98 ft at 3:18PM Apr 18, 2015Observed: -1 ft at 3:24PM Apr 18, 2015Observed: -1.02 ft at 3:30PM Apr 18, 2015Observed: -1.05 ft at 3:36PM Apr 18, 2015Observed: -1.06 ft at 3:42PM Apr 18, 2015Observed: -1.07 ft at 3:48PM Apr 18, 2015Observed: -1.07 ft at 3:54PM Apr 18, 2015Observed: -1.05 ft at 4:00PM Apr 18, 2015Observed: -1.02 ft at 4:06PM Apr 18, 2015Observed: -0.99 ft at 4:12PM Apr 18, 2015Observed: -0.94 ft at 4:18PM Apr 18, 2015Observed: -0.92 ft at 4:24PM Apr 18, 2015Observed: -0.83 ft at 4:30PM Apr 18, 2015Observed: -0.79 ft at 4:36PM Apr 18, 2015Observed: -0.69 ft at 4:42PM Apr 18, 2015Observed: -0.61 ft at 4:48PM Apr 18, 2015Observed: -0.56 ft at 4:54PM Apr 18, 2015Observed: -0.47 ft at 5:00PM Apr 18, 2015Observed: -0.39 ft at 5:06PM Apr 18, 2015Observed: -0.3 ft at 5:12PM Apr 18, 2015Observed: -0.22 ft at 5:18PM Apr 18, 2015Observed: -0.14 ft at 5:24PM Apr 18, 2015Observed: -0.04 ft at 5:30PM Apr 18, 2015Observed: 0.07 ft at 5:36PM Apr 18, 2015Observed: 0.16 ft at 5:42PM Apr 18, 2015Observed: 0.25 ft at 5:48PM Apr 18, 2015Observed: 0.36 ft at 5:54PM Apr 18, 2015Observed: 0.47 ft at 6:00PM Apr 18, 2015Observed: 0.56 ft at 6:06PM Apr 18, 2015Observed: 0.66 ft at 6:12PM Apr 18, 2015Observed: 0.77 ft at 6:18PM Apr 18, 2015Observed: 0.88 ft at 6:24PM Apr 18, 2015Observed: 0.98 ft at 6:30PM Apr 18, 2015Observed: 1.07 ft at 6:36PM Apr 18, 2015Observed: 1.16 ft at 6:42PM Apr 18, 2015Observed: 1.26 ft at 6:48PM Apr 18, 2015Observed: 1.35 ft at 6:54PM Apr 18, 2015Observed: 1.43 ft at 7:00PM Apr 18, 2015Observed: 1.52 ft at 7:06PM Apr 18, 2015Observed: 1.59 ft at 7:12PM Apr 18, 2015Observed: 1.66 ft at 7:18PM Apr 18, 2015Observed: 1.7 ft at 7:24PM Apr 18, 2015Observed: 1.78 ft at 7:30PM Apr 18, 2015Observed: 1.83 ft at 7:36PM Apr 18, 2015Observed: 1.85 ft at 7:42PM Apr 18, 2015Observed: 1.9 ft at 7:48PM Apr 18, 2015Observed: 1.96 ft at 7:54PM Apr 18, 2015Observed: 1.97 ft at 8:00PM Apr 18, 2015Observed: 2 ft at 8:06PM Apr 18, 2015Observed: 2.02 ft at 8:12PM Apr 18, 2015Observed: 2.06 ft at 8:18PM Apr 18, 2015Observed: 2.07 ft at 8:24PM Apr 18, 2015Observed: 2.09 ft at 8:30PM Apr 18, 2015Observed: 2.09 ft at 8:36PM Apr 18, 2015Observed: 2.09 ft at 8:42PM Apr 18, 2015Observed: 2.09 ft at 8:48PM Apr 18, 2015Observed: 2.09 ft at 8:54PM Apr 18, 2015Observed: 2.08 ft at 9:00PM Apr 18, 2015Observed: 2.06 ft at 9:06PM Apr 18, 2015Observed: 2.04 ft at 9:12PM Apr 18, 2015Observed: 2 ft at 9:18PM Apr 18, 2015Observed: 1.96 ft at 9:24PM Apr 18, 2015Observed: 1.92 ft at 9:30PM Apr 18, 2015Observed: 1.88 ft at 9:36PM Apr 18, 2015Observed: 1.83 ft at 9:42PM Apr 18, 2015Observed: 1.78 ft at 9:48PM Apr 18, 2015Observed: 1.7 ft at 9:54PM Apr 18, 2015Observed: 1.67 ft at 10:00PM Apr 18, 2015Observed: 1.58 ft at 10:06PM Apr 18, 2015Observed: 1.53 ft at 10:12PM Apr 18, 2015Observed: 1.45 ft at 10:18PM Apr 18, 2015Observed: 1.41 ft at 10:24PM Apr 18, 2015Observed: 1.35 ft at 10:30PM Apr 18, 2015Observed: 1.27 ft at 10:36PM Apr 18, 2015Observed: 1.2 ft at 10:42PM Apr 18, 2015Observed: 1.12 ft at 10:48PM Apr 18, 2015Observed: 1.07 ft at 10:54PM Apr 18, 2015Observed: 0.98 ft at 11:00PM Apr 18, 2015Observed: 0.91 ft at 11:06PM Apr 18, 2015Observed: 0.84 ft at 11:12PM Apr 18, 2015Observed: 0.78 ft at 11:18PM Apr 18, 2015Observed: 0.73 ft at 11:24PM Apr 18, 2015Observed: 0.64 ft at 11:30PM Apr 18, 2015Observed: 0.59 ft at 11:36PM Apr 18, 2015Observed: 0.51 ft at 11:42PM Apr 18, 2015Observed: 0.48 ft at 11:48PM Apr 18, 2015Observed: 0.39 ft at 11:54PM Apr 18, 2015Observed: 0.35 ft at 12:00AM Apr 19, 2015Observed: 0.27 ft at 12:06AM Apr 19, 2015Observed: 0.23 ft at 12:12AM Apr 19, 2015Observed: 0.14 ft at 12:18AM Apr 19, 2015Observed: 0.09 ft at 12:24AM Apr 19, 2015Observed: 0.03 ft at 12:30AM Apr 19, 2015Observed: -0.03 ft at 12:36AM Apr 19, 2015Observed: -0.08 ft at 12:42AM Apr 19, 2015Observed: -0.14 ft at 12:48AM Apr 19, 2015Observed: -0.19 ft at 12:54AM Apr 19, 2015Observed: -0.22 ft at 1:00AM Apr 19, 2015Observed: -0.28 ft at 1:06AM Apr 19, 2015Observed: -0.33 ft at 1:12AM Apr 19, 2015Observed: -0.38 ft at 1:18AM Apr 19, 2015Observed: -0.42 ft at 1:24AM Apr 19, 2015Observed: -0.48 ft at 1:30AM Apr 19, 2015Observed: -0.53 ft at 1:36AM Apr 19, 2015Observed: -0.55 ft at 1:42AM Apr 19, 2015Observed: -0.63 ft at 1:48AM Apr 19, 2015Observed: -0.67 ft at 1:54AM Apr 19, 2015Observed: -0.71 ft at 2:00AM Apr 19, 2015Observed: -0.73 ft at 2:06AM Apr 19, 2015Observed: -0.78 ft at 2:12AM Apr 19, 2015Observed: -0.83 ft at 2:18AM Apr 19, 2015Observed: -0.85 ft at 2:24AM Apr 19, 2015Observed: -0.9 ft at 2:30AM Apr 19, 2015Observed: -0.92 ft at 2:36AM Apr 19, 2015Observed: -0.96 ft at 2:42AM Apr 19, 2015Observed: -0.99 ft at 2:48AM Apr 19, 2015Observed: -1.03 ft at 2:54AM Apr 19, 2015Observed: -1.05 ft at 3:00AM Apr 19, 2015Observed: -1.07 ft at 3:06AM Apr 19, 2015Observed: -1.1 ft at 3:12AM Apr 19, 2015Observed: -1.12 ft at 3:18AM Apr 19, 2015Observed: -1.15 ft at 3:24AM Apr 19, 2015Observed: -1.16 ft at 3:30AM Apr 19, 2015Observed: -1.17 ft at 3:36AM Apr 19, 2015Observed: -1.18 ft at 3:42AM Apr 19, 2015Observed: -1.18 ft at 3:48AM Apr 19, 2015Observed: -1.18 ft at 3:54AM Apr 19, 2015Observed: -1.17 ft at 4:00AM Apr 19, 2015Observed: -1.14 ft at 4:06AM Apr 19, 2015Observed: -1.12 ft at 4:12AM Apr 19, 2015Observed: -1.05 ft at 4:18AM Apr 19, 2015Observed: -0.98 ft at 4:24AM Apr 19, 2015Observed: -0.94 ft at 4:30AM Apr 19, 2015Observed: -0.89 ft at 4:36AM Apr 19, 2015Observed: -0.8 ft at 4:42AM Apr 19, 2015Observed: -0.71 ft at 4:48AM Apr 19, 2015Observed: -0.63 ft at 4:54AM Apr 19, 2015Observed: -0.54 ft at 5:00AM Apr 19, 2015Observed: -0.49 ft at 5:06AM Apr 19, 2015Observed: -0.38 ft at 5:12AM Apr 19, 2015Observed: -0.31 ft at 5:18AM Apr 19, 2015Observed: -0.2 ft at 5:24AM Apr 19, 2015Observed: -0.14 ft at 5:30AM Apr 19, 2015Observed: -0.03 ft at 5:36AM Apr 19, 2015Observed: 0.07 ft at 5:42AM Apr 19, 2015Observed: 0.17 ft at 5:48AM Apr 19, 2015Observed: 0.29 ft at 5:54AM Apr 19, 2015Observed: 0.39 ft at 6:00AM Apr 19, 2015Observed: 0.51 ft at 6:06AM Apr 19, 2015Observed: 0.61 ft at 6:12AM Apr 19, 2015Observed: 0.69 ft at 6:18AM Apr 19, 2015Observed: 0.8 ft at 6:24AM Apr 19, 2015Observed: 0.9 ft at 6:30AM Apr 19, 2015Observed: 1.01 ft at 6:36AM Apr 19, 2015Observed: 1.1 ft at 6:42AM Apr 19, 2015Observed: 1.18 ft at 6:48AM Apr 19, 2015Observed: 1.28 ft at 6:54AM Apr 19, 2015Observed: 1.34 ft at 7:00AM Apr 19, 2015Observed: 1.44 ft at 7:06AM Apr 19, 2015Observed: 1.49 ft at 7:12AM Apr 19, 2015Observed: 1.58 ft at 7:18AM Apr 19, 2015Observed: 1.63 ft at 7:24AM Apr 19, 2015Observed: 1.71 ft at 7:30AM Apr 19, 2015Observed: 1.74 ft at 7:36AM Apr 19, 2015Observed: 1.82 ft at 7:42AM Apr 19, 2015Observed: 1.84 ft at 7:48AM Apr 19, 2015Observed: 1.88 ft at 7:54AM Apr 19, 2015Observed: 1.94 ft at 8:00AM Apr 19, 2015Observed: 1.99 ft at 8:06AM Apr 19, 2015Observed: 2 ft at 8:12AM Apr 19, 2015Observed: 2.05 ft at 8:18AM Apr 19, 2015Observed: 2.07 ft at 8:24AM Apr 19, 2015Observed: 2.09 ft at 8:30AM Apr 19, 2015Observed: 2.11 ft at 8:36AM Apr 19, 2015Observed: 2.15 ft at 8:42AM Apr 19, 2015Observed: 2.16 ft at 8:48AM Apr 19, 2015Observed: 2.17 ft at 8:54AM Apr 19, 2015Observed: 2.17 ft at 9:00AM Apr 19, 2015Observed: 2.17 ft at 9:06AM Apr 19, 2015Observed: 2.17 ft at 9:12AM Apr 19, 2015Observed: 2.17 ft at 9:18AM Apr 19, 2015Observed: 2.15 ft at 9:24AM Apr 19, 2015Observed: 2.13 ft at 9:30AM Apr 19, 2015Observed: 2.09 ft at 9:36AM Apr 19, 2015Observed: 2.05 ft at 9:42AM Apr 19, 2015Observed: 2.03 ft at 9:48AM Apr 19, 2015Observed: 2.01 ft at 9:54AM Apr 19, 2015Observed: 1.94 ft at 10:00AM Apr 19, 2015Observed: 1.91 ft at 10:06AM Apr 19, 2015Observed: 1.84 ft at 10:12AM Apr 19, 2015Observed: 1.8 ft at 10:18AM Apr 19, 2015Observed: 1.75 ft at 10:24AM Apr 19, 2015Observed: 1.71 ft at 10:30AM Apr 19, 2015Observed: 1.66 ft at 10:36AM Apr 19, 2015Observed: 1.61 ft at 10:42AM Apr 19, 2015Observed: 1.53 ft at 10:48AM Apr 19, 2015Observed: 1.5 ft at 10:54AM Apr 19, 2015Observed: 1.43 ft at 11:00AM Apr 19, 2015Observed: 1.36 ft at 11:06AM Apr 19, 2015Observed: 1.29 ft at 11:12AM Apr 19, 2015Observed: 1.27 ft at 11:18AM Apr 19, 2015Observed: 1.19 ft at 11:24AM Apr 19, 2015Observed: 1.17 ft at 11:30AM Apr 19, 2015Observed: 1.08 ft at 11:36AM Apr 19, 2015Observed: 1.02 ft at 11:42AM Apr 19, 2015Observed: 0.97 ft at 11:48AM Apr 19, 2015Observed: 0.91 ft at 11:54AM Apr 19, 2015Observed: 0.85 ft at 12:00PM Apr 19, 2015Observed: 0.8 ft at 12:06PM Apr 19, 2015Observed: 0.75 ft at 12:12PM Apr 19, 2015Observed: 0.69 ft at 12:18PM Apr 19, 2015Observed: 0.63 ft at 12:24PM Apr 19, 2015Observed: 0.57 ft at 12:30PM Apr 19, 2015Observed: 0.5 ft at 12:36PM Apr 19, 2015Observed: 0.44 ft at 12:42PM Apr 19, 2015Observed: 0.39 ft at 12:48PM Apr 19, 2015Observed: 0.34 ft at 12:54PM Apr 19, 2015Observed: 0.3 ft at 1:00PM Apr 19, 2015Observed: 0.24 ft at 1:06PM Apr 19, 2015Observed: 0.18 ft at 1:12PM Apr 19, 2015Observed: 0.14 ft at 1:18PM Apr 19, 2015Observed: 0.09 ft at 1:24PM Apr 19, 2015Observed: 0.01 ft at 1:30PM Apr 19, 2015Observed: -0.01 ft at 1:36PM Apr 19, 2015Observed: -0.08 ft at 1:42PM Apr 19, 2015Observed: -0.1 ft at 1:48PM Apr 19, 2015Observed: -0.14 ft at 1:54PM Apr 19, 2015Observed: -0.19 ft at 2:00PM Apr 19, 2015Observed: -0.23 ft at 2:06PM Apr 19, 2015Observed: -0.28 ft at 2:12PM Apr 19, 2015Observed: -0.3 ft at 2:18PM Apr 19, 2015Observed: -0.36 ft at 2:24PM Apr 19, 2015Observed: -0.43 ft at 2:30PM Apr 19, 2015Observed: -0.45 ft at 2:36PM Apr 19, 2015Observed: -0.46 ft at 2:42PM Apr 19, 2015Observed: -0.5 ft at 2:48PM Apr 19, 2015Observed: -0.52 ft at 2:54PM Apr 19, 2015Observed: -0.55 ft at 3:00PM Apr 19, 2015Observed: -0.59 ft at 3:06PM Apr 19, 2015Observed: -0.63 ft at 3:12PM Apr 19, 2015Observed: -0.65 ft at 3:18PM Apr 19, 2015Observed: -0.67 ft at 3:24PM Apr 19, 2015Observed: -0.69 ft at 3:30PM Apr 19, 2015Observed: -0.71 ft at 3:36PM Apr 19, 2015Observed: -0.72 ft at 3:42PM Apr 19, 2015Observed: -0.76 ft at 3:48PM Apr 19, 2015Observed: -0.78 ft at 3:54PM Apr 19, 2015Observed: -0.79 ft at 4:00PM Apr 19, 2015Observed: -0.8 ft at 4:06PM Apr 19, 2015Observed: -0.81 ft at 4:12PM Apr 19, 2015Observed: -0.82 ft at 4:18PM Apr 19, 2015Observed: -0.82 ft at 4:24PM Apr 19, 2015Observed: -0.79 ft at 4:30PM Apr 19, 2015Observed: -0.77 ft at 4:36PM Apr 19, 2015Observed: -0.76 ft at 4:42PM Apr 19, 2015Observed: -0.72 ft at 4:48PM Apr 19, 2015Observed: -0.67 ft at 4:54PM Apr 19, 2015Observed: -0.61 ft at 5:00PM Apr 19, 2015Observed: -0.56 ft at 5:06PM Apr 19, 2015Observed: -0.51 ft at 5:12PM Apr 19, 2015Observed: -0.43 ft at 5:18PM Apr 19, 2015Observed: -0.35 ft at 5:24PM Apr 19, 2015Observed: -0.25 ft at 5:30PM Apr 19, 2015Observed: -0.2 ft at 5:36PM Apr 19, 2015Observed: -0.12 ft at 5:42PM Apr 19, 2015Observed: -0.02 ft at 5:48PM Apr 19, 2015Observed: 0.07 ft at 5:54PM Apr 19, 2015Observed: 0.17 ft at 6:00PM Apr 19, 2015Observed: 0.22 ft at 6:06PM Apr 19, 2015Observed: 0.33 ft at 6:12PM Apr 19, 2015Observed: 0.43 ft at 6:18PM Apr 19, 2015Observed: 0.53 ft at 6:24PM Apr 19, 2015Observed: 0.63 ft at 6:30PM Apr 19, 2015Observed: 0.74 ft at 6:36PM Apr 19, 2015Observed: 0.82 ft at 6:42PM Apr 19, 2015Observed: 0.93 ft at 6:48PM Apr 19, 2015Observed: 1.02 ft at 6:54PM Apr 19, 2015Observed: 1.12 ft at 7:00PM Apr 19, 2015Observed: 1.21 ft at 7:06PM Apr 19, 2015Observed: 1.29 ft at 7:12PM Apr 19, 2015Observed: 1.38 ft at 7:18PM Apr 19, 2015Observed: 1.47 ft at 7:24PM Apr 19, 2015Observed: 1.55 ft at 7:30PM Apr 19, 2015Observed: 1.63 ft at 7:36PM Apr 19, 2015Observed: 1.7 ft at 7:42PM Apr 19, 2015Observed: 1.79 ft at 7:48PM Apr 19, 2015Observed: 1.81 ft at 7:54PM Apr 19, 2015Observed: 1.89 ft at 8:00PM Apr 19, 2015Observed: 1.94 ft at 8:06PM Apr 19, 2015Observed: 1.98 ft at 8:12PM Apr 19, 2015Observed: 2.03 ft at 8:18PM Apr 19, 2015Observed: 2.08 ft at 8:24PM Apr 19, 2015Observed: 2.09 ft at 8:30PM Apr 19, 2015Observed: 2.14 ft at 8:36PM Apr 19, 2015Observed: 2.2 ft at 8:42PM Apr 19, 2015Observed: 2.22 ft at 8:48PM Apr 19, 2015Observed: 2.25 ft at 8:54PM Apr 19, 2015Observed: 2.26 ft at 9:00PM Apr 19, 2015Observed: 2.28 ft at 9:06PM Apr 19, 2015Observed: 2.3 ft at 9:12PM Apr 19, 2015Observed: 2.32 ft at 9:18PM Apr 19, 2015Observed: 2.33 ft at 9:24PM Apr 19, 2015Observed: 2.34 ft at 9:30PM Apr 19, 2015Observed: 2.34 ft at 9:36PM Apr 19, 2015Observed: 2.33 ft at 9:42PM Apr 19, 2015Observed: 2.33 ft at 9:48PM Apr 19, 2015Observed: 2.32 ft at 9:54PM Apr 19, 2015Observed: 2.31 ft at 10:00PM Apr 19, 2015Observed: 2.29 ft at 10:06PM Apr 19, 2015Observed: 2.24 ft at 10:12PM Apr 19, 2015Observed: 2.19 ft at 10:18PM Apr 19, 2015Observed: 2.18 ft at 10:24PM Apr 19, 2015Observed: 2.16 ft at 10:30PM Apr 19, 2015Observed: 2.12 ft at 10:36PM Apr 19, 2015Observed: 2.07 ft at 10:42PM Apr 19, 2015Observed: 2.01 ft at 10:48PM Apr 19, 2015Observed: 1.97 ft at 10:54PM Apr 19, 2015Observed: 1.91 ft at 11:00PM Apr 19, 2015Observed: 1.86 ft at 11:06PM Apr 19, 2015Observed: 1.81 ft at 11:12PM Apr 19, 2015Observed: 1.76 ft at 11:18PM Apr 19, 2015Observed: 1.71 ft at 11:24PM Apr 19, 2015Observed: 1.63 ft at 11:30PM Apr 19, 2015Observed: 1.6 ft at 11:36PM Apr 19, 2015Observed: 1.53 ft at 11:42PM Apr 19, 2015Observed: 1.48 ft at 11:48PM Apr 19, 2015Observed: 1.39 ft at 11:54PM Apr 19, 2015Observed: 1.34 ft at 12:00AM Apr 20, 2015Observed: 1.28 ft at 12:06AM Apr 20, 2015Observed: 1.23 ft at 12:12AM Apr 20, 2015Observed: 1.16 ft at 12:18AM Apr 20, 2015Observed: 1.11 ft at 12:24AM Apr 20, 2015Observed: 1.02 ft at 12:30AM Apr 20, 2015Observed: 0.98 ft at 12:36AM Apr 20, 2015Observed: 0.93 ft at 12:42AM Apr 20, 2015Observed: 0.88 ft at 12:48AM Apr 20, 2015Observed: 0.82 ft at 12:54AM Apr 20, 2015Observed: 0.76 ft at 1:00AM Apr 20, 2015Observed: 0.72 ft at 1:06AM Apr 20, 2015Observed: 0.64 ft at 1:12AM Apr 20, 2015Observed: 0.62 ft at 1:18AM Apr 20, 2015Observed: 0.54 ft at 1:24AM Apr 20, 2015Observed: 0.52 ft at 1:30AM Apr 20, 2015Observed: 0.45 ft at 1:36AM Apr 20, 2015Observed: 0.43 ft at 1:42AM Apr 20, 2015Observed: 0.39 ft at 1:48AM Apr 20, 2015Observed: 0.37 ft at 1:54AM Apr 20, 2015Observed: 0.32 ft at 2:00AM Apr 20, 2015Observed: 0.3 ft at 2:06AM Apr 20, 2015Observed: 0.28 ft at 2:12AM Apr 20, 2015Observed: 0.2 ft at 2:18AM Apr 20, 2015Observed: 0.19 ft at 2:24AM Apr 20, 2015Observed: 0.19 ft at 2:30AM Apr 20, 2015Observed: 0.18 ft at 2:36AM Apr 20, 2015Observed: 0.17 ft at 2:42AM Apr 20, 2015Observed: 0.13 ft at 2:48AM Apr 20, 2015Observed: 0.12 ft at 2:54AM Apr 20, 2015Observed: 0.11 ft at 3:00AM Apr 20, 2015Observed: 0.11 ft at 3:06AM Apr 20, 2015Observed: 0.1 ft at 3:12AM Apr 20, 2015Observed: 0.1 ft at 3:18AM Apr 20, 2015Observed: 0.09 ft at 3:24AM Apr 20, 2015Observed: 0.1 ft at 3:30AM Apr 20, 2015Observed: 0.13 ft at 3:36AM Apr 20, 2015Observed: 0.15 ft at 3:42AM Apr 20, 2015Observed: 0.19 ft at 3:48AM Apr 20, 2015Observed: 0.24 ft at 3:54AM Apr 20, 2015Observed: 0.26 ft at 4:00AM Apr 20, 2015Observed: 0.28 ft at 4:06AM Apr 20, 2015Observed: 0.38 ft at 4:12AM Apr 20, 2015Observed: 0.41 ft at 4:18AM Apr 20, 2015Observed: 0.5 ft at 4:24AM Apr 20, 2015Observed: 0.58 ft at 4:30AM Apr 20, 2015Observed: 0.67 ft at 4:36AM Apr 20, 2015Observed: 0.75 ft at 4:42AM Apr 20, 2015Observed: 0.84 ft at 4:48AM Apr 20, 2015Observed: 0.93 ft at 4:54AM Apr 20, 2015Observed: 1.04 ft at 5:00AM Apr 20, 2015Observed: 1.13 ft at 5:06AM Apr 20, 2015Observed: 1.21 ft at 5:12AM Apr 20, 2015Observed: 1.32 ft at 5:18AM Apr 20, 2015Observed: 1.41 ft at 5:24AM Apr 20, 2015Observed: 1.52 ft at 5:30AM Apr 20, 2015Observed: 1.64 ft at 5:36AM Apr 20, 2015Observed: 1.75 ft at 5:42AM Apr 20, 2015Observed: 1.81 ft at 5:48AM Apr 20, 2015Observed: 1.94 ft at 5:54AM Apr 20, 2015Observed: 2.03 ft at 6:00AM Apr 20, 2015Observed: 2.13 ft at 6:06AM Apr 20, 2015Observed: 2.23 ft at 6:12AM Apr 20, 2015Observed: 2.34 ft at 6:18AM Apr 20, 2015Observed: 2.43 ft at 6:24AM Apr 20, 2015Observed: 2.51 ft at 6:30AM Apr 20, 2015Observed: 2.61 ft at 6:36AM Apr 20, 2015Observed: 2.69 ft at 6:42AM Apr 20, 2015Observed: 2.76 ft at 6:48AM Apr 20, 2015Observed: 2.85 ft at 6:54AM Apr 20, 2015Observed: 2.9 ft at 7:00AM Apr 20, 2015Observed: 2.98 ft at 7:06AM Apr 20, 2015Observed: 3.06 ft at 7:12AM Apr 20, 2015Observed: 3.1 ft at 7:18AM Apr 20, 2015Observed: 3.16 ft at 7:24AM Apr 20, 2015Observed: 3.22 ft at 7:30AM Apr 20, 2015Observed: 3.28 ft at 7:36AM Apr 20, 2015Observed: 3.33 ft at 7:42AM Apr 20, 2015Observed: 3.38 ft at 7:48AM Apr 20, 2015Observed: 3.42 ft at 7:54AM Apr 20, 2015Observed: 3.47 ft at 8:00AM Apr 20, 2015Observed: 3.51 ft at 8:06AM Apr 20, 2015Observed: 3.53 ft at 8:12AM Apr 20, 2015Observed: 3.57 ft at 8:18AM Apr 20, 2015Observed: 3.58 ft at 8:24AM Apr 20, 2015Observed: 3.61 ft at 8:30AM Apr 20, 2015Observed: 3.62 ft at 8:36AM Apr 20, 2015Observed: 3.64 ft at 8:42AM Apr 20, 2015Observed: 3.66 ft at 8:48AM Apr 20, 2015Observed: 3.68 ft at 8:54AM Apr 20, 2015Observed: 3.69 ft at 9:00AM Apr 20, 2015Highest Observation: 3.7 ft at 9:06AM Apr 20, 2015Observed: 3.69 ft at 9:12AM Apr 20, 2015Observed: 3.69 ft at 9:18AM Apr 20, 2015Observed: 3.68 ft at 9:24AM Apr 20, 2015Observed: 3.67 ft at 9:30AM Apr 20, 2015Observed: 3.66 ft at 9:36AM Apr 20, 2015Observed: 3.64 ft at 9:42AM Apr 20, 2015Observed: 3.6 ft at 9:48AM Apr 20, 2015Observed: 3.58 ft at 9:54AM Apr 20, 2015Observed: 3.54 ft at 10:00AM Apr 20, 2015Observed: 3.5 ft at 10:06AM Apr 20, 2015Observed: 3.46 ft at 10:12AM Apr 20, 2015Observed: 3.42 ft at 10:18AM Apr 20, 2015Observed: 3.37 ft at 10:24AM Apr 20, 2015Observed: 3.32 ft at 10:30AM Apr 20, 2015Observed: 3.28 ft at 10:36AM Apr 20, 2015Observed: 3.22 ft at 10:42AM Apr 20, 2015Observed: 3.16 ft at 10:48AM Apr 20, 2015Observed: 3.11 ft at 10:54AM Apr 20, 2015Observed: 3.05 ft at 11:00AM Apr 20, 2015Observed: 2.99 ft at 11:06AM Apr 20, 2015Observed: 2.93 ft at 11:12AM Apr 20, 2015Observed: 2.87 ft at 11:18AM Apr 20, 2015Observed: 2.82 ft at 11:24AM Apr 20, 2015Observed: 2.73 ft at 11:30AM Apr 20, 2015Observed: 2.66 ft at 11:36AM Apr 20, 2015Observed: 2.59 ft at 11:42AM Apr 20, 2015Observed: 2.51 ft at 11:48AM Apr 20, 2015Observed: 2.48 ft at 11:54AM Apr 20, 2015Observed: 2.38 ft at 12:00PM Apr 20, 2015Observed: 2.34 ft at 12:06PM Apr 20, 2015Observed: 2.26 ft at 12:12PM Apr 20, 2015Observed: 2.18 ft at 12:18PM Apr 20, 2015Observed: 2.13 ft at 12:24PM Apr 20, 2015Observed: 2.07 ft at 12:30PM Apr 20, 2015Observed: 1.99 ft at 12:36PM Apr 20, 2015Observed: 1.94 ft at 12:42PM Apr 20, 2015Observed: 1.85 ft at 12:48PM Apr 20, 2015Observed: 1.82 ft at 12:54PM Apr 20, 2015Observed: 1.74 ft at 1:00PM Apr 20, 2015Observed: 1.68 ft at 1:06PM Apr 20, 2015Observed: 1.63 ft at 1:12PM Apr 20, 2015Observed: 1.54 ft at 1:18PM Apr 20, 2015Observed: 1.49 ft at 1:24PM Apr 20, 2015Observed: 1.44 ft at 1:30PM Apr 20, 2015Observed: 1.36 ft at 1:36PM Apr 20, 2015Observed: 1.32 ft at 1:42PM Apr 20, 2015Observed: 1.27 ft at 1:48PM Apr 20, 2015Observed: 1.22 ft at 1:54PM Apr 20, 2015Observed: 1.16 ft at 2:00PM Apr 20, 2015Observed: 1.11 ft at 2:06PM Apr 20, 2015Observed: 1.06 ft at 2:12PM Apr 20, 2015Observed: 1.02 ft at 2:18PM Apr 20, 2015Observed: 0.97 ft at 2:24PM Apr 20, 2015Observed: 0.92 ft at 2:30PM Apr 20, 2015Observed: 0.87 ft at 2:36PM Apr 20, 2015Observed: 0.82 ft at 2:42PM Apr 20, 2015Observed: 0.77 ft at 2:48PM Apr 20, 2015Observed: 0.74 ft at 2:54PM Apr 20, 2015Observed: 0.7 ft at 3:00PM Apr 20, 2015Observed: 0.65 ft at 3:06PM Apr 20, 2015Observed: 0.61 ft at 3:12PM Apr 20, 2015Observed: 0.58 ft at 3:18PM Apr 20, 2015Observed: 0.53 ft at 3:24PM Apr 20, 2015Observed: 0.51 ft at 3:30PM Apr 20, 2015Observed: 0.49 ft at 3:36PM Apr 20, 2015Observed: 0.41 ft at 3:42PM Apr 20, 2015Observed: 0.39 ft at 3:48PM Apr 20, 2015Observed: 0.38 ft at 3:54PM Apr 20, 2015Observed: 0.37 ft at 4:00PM Apr 20, 2015Observed: 0.32 ft at 4:06PM Apr 20, 2015Observed: 0.26 ft at 4:12PM Apr 20, 2015Observed: 0.26 ft at 4:18PM Apr 20, 2015Observed: 0.24 ft at 4:24PM Apr 20, 2015Observed: 0.22 ft at 4:30PM Apr 20, 2015Observed: 0.21 ft at 4:36PM Apr 20, 2015Observed: 0.19 ft at 4:42PM Apr 20, 2015Observed: 0.17 ft at 4:48PM Apr 20, 2015Observed: 0.16 ft at 4:54PM Apr 20, 2015Observed: 0.14 ft at 5:00PM Apr 20, 2015Observed: 0.13 ft at 5:06PM Apr 20, 2015Observed: 0.13 ft at 5:12PM Apr 20, 2015Observed: 0.13 ft at 5:18PM Apr 20, 2015Observed: 0.15 ft at 5:24PM Apr 20, 2015Observed: 0.17 ft at 5:30PM Apr 20, 2015Observed: 0.19 ft at 5:36PM Apr 20, 2015Observed: 0.26 ft at 5:42PM Apr 20, 2015Observed: 0.29 ft at 5:48PM Apr 20, 2015Observed: 0.3 ft at 5:54PM Apr 20, 2015Observed: 0.34 ft at 6:00PM Apr 20, 2015Observed: 0.42 ft at 6:06PM Apr 20, 2015Observed: 0.47 ft at 6:12PM Apr 20, 2015Observed: 0.55 ft at 6:18PM Apr 20, 2015Observed: 0.64 ft at 6:24PM Apr 20, 2015Observed: 0.72 ft at 6:30PM Apr 20, 2015Observed: 0.8 ft at 6:36PM Apr 20, 2015Observed: 0.89 ft at 6:42PM Apr 20, 2015Observed: 0.99 ft at 6:48PM Apr 20, 2015Observed: 1.08 ft at 6:54PM Apr 20, 2015Observed: 1.16 ft at 7:00PM Apr 20, 2015Observed: 1.26 ft at 7:06PM Apr 20, 2015Observed: 1.36 ft at 7:12PM Apr 20, 2015Observed: 1.45 ft at 7:18PM Apr 20, 2015Observed: 1.55 ft at 7:24PM Apr 20, 2015Observed: 1.65 ft at 7:30PM Apr 20, 2015Observed: 1.75 ft at 7:36PM Apr 20, 2015Observed: 1.85 ft at 7:42PM Apr 20, 2015Observed: 1.94 ft at 7:48PM Apr 20, 2015Observed: 2.04 ft at 7:54PM Apr 20, 2015Observed: 2.13 ft at 8:00PM Apr 20, 2015Observed: 2.18 ft at 8:06PM Apr 20, 2015Observed: 2.3 ft at 8:12PM Apr 20, 2015Observed: 2.4 ft at 8:18PM Apr 20, 2015Observed: 2.5 ft at 8:24PM Apr 20, 2015Observed: 2.58 ft at 8:30PM Apr 20, 2015Observed: 2.67 ft at 8:36PM Apr 20, 2015Observed: 2.85 ft at 8:42PM Apr 20, 2015Observed: 2.92 ft at 8:48PM Apr 20, 2015Observed: 2.94 ft at 8:54PM Apr 20, 2015Observed: 3.01 ft at 9:00PM Apr 20, 2015Observed: 3.06 ft at 9:06PM Apr 20, 2015Observed: 3.13 ft at 9:12PM Apr 20, 2015Observed: 3.17 ft at 9:18PM Apr 20, 2015Observed: 3.25 ft at 9:24PM Apr 20, 2015Observed: 3.27 ft at 9:30PM Apr 20, 2015Observed: 3.28 ft at 9:36PM Apr 20, 2015Observed: 3.32 ft at 9:42PM Apr 20, 2015Observed: 3.34 ft at 9:48PM Apr 20, 2015Observed: 3.35 ft at 9:54PM Apr 20, 2015Observed: 3.41 ft at 10:00PM Apr 20, 2015Observed: 3.43 ft at 10:06PM Apr 20, 2015Observed: 3.44 ft at 10:12PM Apr 20, 2015Observed: 3.45 ft at 10:18PM Apr 20, 2015Observed: 3.47 ft at 10:24PM Apr 20, 2015Observed: 3.48 ft at 10:30PM Apr 20, 2015Observed: 3.48 ft at 10:36PM Apr 20, 2015Observed: 3.47 ft at 10:42PM Apr 20, 2015Observed: 3.46 ft at 10:48PM Apr 20, 2015Observed: 3.42 ft at 10:54PM Apr 20, 2015Observed: 3.4 ft at 11:00PM Apr 20, 2015Observed: 3.36 ft at 11:06PM Apr 20, 2015Observed: 3.31 ft at 11:12PM Apr 20, 2015Observed: 3.26 ft at 11:18PM Apr 20, 2015Observed: 3.21 ft at 11:24PM Apr 20, 2015Observed: 3.16 ft at 11:30PM Apr 20, 2015Observed: 3.1 ft at 11:36PM Apr 20, 2015Observed: 3.04 ft at 11:42PM Apr 20, 2015Observed: 2.98 ft at 11:48PM Apr 20, 2015Observed: 2.92 ft at 11:54PM Apr 20, 2015Observed: 2.83 ft at 12:00AM Apr 21, 2015Observed: 2.75 ft at 12:06AM Apr 21, 2015Observed: 2.68 ft at 12:12AM Apr 21, 2015Observed: 2.59 ft at 12:18AM Apr 21, 2015Observed: 2.54 ft at 12:24AM Apr 21, 2015Observed: 2.43 ft at 12:30AM Apr 21, 2015Observed: 2.38 ft at 12:36AM Apr 21, 2015Observed: 2.3 ft at 12:42AM Apr 21, 2015Observed: 2.24 ft at 12:48AM Apr 21, 2015Observed: 2.16 ft at 12:54AM Apr 21, 2015Observed: 2.11 ft at 1:00AM Apr 21, 2015Observed: 2.05 ft at 1:06AM Apr 21, 2015Observed: 1.99 ft at 1:12AM Apr 21, 2015Observed: 1.89 ft at 1:18AM Apr 21, 2015Observed: 1.82 ft at 1:24AM Apr 21, 2015Observed: 1.75 ft at 1:30AM Apr 21, 2015Observed: 1.7 ft at 1:36AM Apr 21, 2015Observed: 1.63 ft at 1:42AM Apr 21, 2015Observed: 1.58 ft at 1:48AM Apr 21, 2015Observed: 1.5 ft at 1:54AM Apr 21, 2015Observed: 1.45 ft at 2:00AM Apr 21, 2015Observed: 1.39 ft at 2:06AM Apr 21, 2015Observed: 1.33 ft at 2:12AM Apr 21, 2015Observed: 1.28 ft at 2:18AM Apr 21, 2015Observed: 1.23 ft at 2:24AM Apr 21, 2015Observed: 1.18 ft at 2:30AM Apr 21, 2015Observed: 1.1 ft at 2:36AM Apr 21, 2015Observed: 1.08 ft at 2:42AM Apr 21, 2015Observed: 1.04 ft at 2:48AM Apr 21, 2015Observed: 0.98 ft at 2:54AM Apr 21, 2015Observed: 0.93 ft at 3:00AM Apr 21, 2015Observed: 0.89 ft at 3:06AM Apr 21, 2015Observed: 0.83 ft at 3:12AM Apr 21, 2015Observed: 0.79 ft at 3:18AM Apr 21, 2015Observed: 0.75 ft at 3:24AM Apr 21, 2015Observed: 0.7 ft at 3:30AM Apr 21, 2015Observed: 0.65 ft at 3:36AM Apr 21, 2015Observed: 0.63 ft at 3:42AM Apr 21, 2015Observed: 0.56 ft at 3:48AM Apr 21, 2015Observed: 0.54 ft at 3:54AM Apr 21, 2015Observed: 0.51 ft at 4:00AM Apr 21, 2015Observed: 0.46 ft at 4:06AM Apr 21, 2015Observed: 0.42 ft at 4:12AM Apr 21, 2015Observed: 0.38 ft at 4:18AM Apr 21, 2015Observed: 0.36 ft at 4:24AM Apr 21, 2015Observed: 0.34 ft at 4:30AM Apr 21, 2015Observed: 0.29 ft at 4:36AM Apr 21, 2015Observed: 0.25 ft at 4:42AM Apr 21, 2015Observed: 0.24 ft at 4:48AM Apr 21, 2015Observed: 0.2 ft at 4:54AM Apr 21, 2015Observed: 0.18 ft at 5:00AM Apr 21, 2015Observed: 0.16 ft at 5:06AM Apr 21, 2015Observed: 0.15 ft at 5:12AM Apr 21, 2015Observed: 0.14 ft at 5:18AM Apr 21, 2015Observed: 0.12 ft at 5:24AM Apr 21, 2015Observed: 0.12 ft at 5:30AM Apr 21, 2015Observed: 0.12 ft at 5:36AM Apr 21, 2015Observed: 0.12 ft at 5:42AM Apr 21, 2015Observed: 0.12 ft at 5:48AM Apr 21, 2015Observed: 0.15 ft at 5:54AM Apr 21, 2015Observed: 0.17 ft at 6:00AM Apr 21, 2015Observed: 0.21 ft at 6:06AM Apr 21, 2015Observed: 0.25 ft at 6:12AM Apr 21, 2015Observed: 0.34 ft at 6:18AM Apr 21, 2015Observed: 0.42 ft at 6:24AM Apr 21, 2015Observed: 0.49 ft at 6:30AM Apr 21, 2015Observed: 0.58 ft at 6:36AM Apr 21, 2015Observed: 0.65 ft at 6:42AM Apr 21, 2015Observed: 0.73 ft at 6:48AM Apr 21, 2015Observed: 0.82 ft at 6:54AM Apr 21, 2015Observed: 0.89 ft at 7:00AM Apr 21, 2015Observed: 0.97 ft at 7:06AM Apr 21, 2015Observed: 1.05 ft at 7:12AM Apr 21, 2015Observed: 1.14 ft at 7:18AM Apr 21, 2015Observed: 1.23 ft at 7:24AM Apr 21, 2015Observed: 1.32 ft at 7:30AM Apr 21, 2015Observed: 1.42 ft at 7:36AM Apr 21, 2015Observed: 1.51 ft at 7:42AM Apr 21, 2015Observed: 1.61 ft at 7:48AM Apr 21, 2015Observed: 1.72 ft at 7:54AM Apr 21, 2015Observed: 1.84 ft at 8:00AM Apr 21, 2015Observed: 1.95 ft at 8:06AM Apr 21, 2015Observed: 2.05 ft at 8:12AM Apr 21, 2015Observed: 2.15 ft at 8:18AM Apr 21, 2015Observed: 2.24 ft at 8:24AM Apr 21, 2015Observed: 2.33 ft at 8:30AM Apr 21, 2015Observed: 2.4 ft at 8:36AM Apr 21, 2015Observed: 2.47 ft at 8:42AM Apr 21, 2015Observed: 2.55 ft at 8:48AM Apr 21, 2015Observed: 2.63 ft at 8:54AM Apr 21, 2015Observed: 2.68 ft at 9:00AM Apr 21, 2015Observed: 2.74 ft at 9:06AM Apr 21, 2015Observed: 2.8 ft at 9:12AM Apr 21, 2015Observed: 2.85 ft at 9:18AM Apr 21, 2015Observed: 2.9 ft at 9:24AM Apr 21, 2015Observed: 2.94 ft at 9:30AM Apr 21, 2015Observed: 2.99 ft at 9:36AM Apr 21, 2015Observed: 3 ft at 9:42AM Apr 21, 2015Observed: 3.02 ft at 9:48AM Apr 21, 2015USGS--Water Resources of the United StatesAXTV2(plotting HGIRG) Graph Created (10:36AM Apr 21, 2015)ObservedLatest observed value: 3.02 ft at 9:48 AM EDT 21-Apr-2015. Flood Stage is 3.1 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Gauge reading affected by tides.

NOTE: Forecasts are not available for the Potomac River at Alexandria. Only observed stages are available for this point.

Return to Area Map
Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Lewisetta
Flood Categories (in feet)
Major Flood Stage: 6.6
Moderate Flood Stage: 4.5
Flood Stage: 3.1
Action Stage: 2.5
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
5.5 Floodwaters reach about a block and a half inland at King Street and cover about two blocks of Union Street.
5 Floodwaters move past the intersection of King Street and Union Street.
4.75 Flooding is ongoing at several businesses near the intersection of King Street and Union Street.
4 Water approaches buildings near the intersection of King Street and Union Street.
3.75 Union Street is covered by water near King Street.
3.25 Water covers the easternmost end of King Street.
3.1 Water reaches the curb near the intersection of King Street and Strand Street.
2.7 Water begins to pool near the corner of Strand Street and Wales Alley in Alexandria.
About This Location Collapse

Latitude: 38.805278° N, Longitude: 77.038333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 3.1 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 0.00 2.70 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0.75 3.45 Older USGS topographic maps, NGVD29 benchmarks
MSL -0.18 2.52 Older USGS topographic maps, MSL benchmarks
Other 1.40 4.10  

Current/Historical Observations:

Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(703) 996-2200
Ask Questions/Webmaster
Page last modified: 12-Feb-2015 9:36 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities