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

  
 
Hydrograph River at a Glance Download
Mississippi River at Saverton Lock and Dam 22 Tailwater (ft)Flow (kcfs)Observed: 6.96 ft at 6:00AM Aug 14, 2017Observed: 6.98 ft at 6:10AM Aug 14, 2017Observed: 6.95 ft at 6:20AM Aug 14, 2017Highest Observation: 7.02 ft at 6:30AM Aug 14, 2017Observed: 6.98 ft at 6:40AM Aug 14, 2017Observed: 6.95 ft at 7:00AM Aug 14, 2017Observed: 6.94 ft at 7:10AM Aug 14, 2017Highest Observation: 7.02 ft at 7:20AM Aug 14, 2017Observed: 6.95 ft at 7:30AM Aug 14, 2017Observed: 6.99 ft at 7:40AM Aug 14, 2017Observed: 6.93 ft at 7:50AM Aug 14, 2017Observed: 6.94 ft at 8:00AM Aug 14, 2017Observed: 6.97 ft at 8:10AM Aug 14, 2017Observed: 7 ft at 8:20AM Aug 14, 2017Observed: 7 ft at 8:30AM Aug 14, 2017Observed: 7.01 ft at 8:40AM Aug 14, 2017Observed: 6.97 ft at 8:50AM Aug 14, 2017Observed: 6.96 ft at 9:00AM Aug 14, 2017Observed: 6.95 ft at 9:10AM Aug 14, 2017Observed: 6.94 ft at 10:40AM Aug 14, 2017Observed: 6.93 ft at 12:00PM Aug 14, 2017Observed: 7.01 ft at 12:20PM Aug 14, 2017Highest Observation: 7.02 ft at 12:30PM Aug 14, 2017Observed: 6.86 ft at 12:40PM Aug 14, 2017Observed: 6.94 ft at 12:50PM Aug 14, 2017Observed: 6.95 ft at 1:00PM Aug 14, 2017Observed: 6.9 ft at 1:10PM Aug 14, 2017Observed: 6.9 ft at 2:00PM Aug 14, 2017Observed: 6.96 ft at 2:10PM Aug 14, 2017Observed: 6.93 ft at 2:20PM Aug 14, 2017Observed: 6.97 ft at 2:30PM Aug 14, 2017Observed: 6.96 ft at 2:40PM Aug 14, 2017Observed: 6.94 ft at 3:00PM Aug 14, 2017Observed: 6.92 ft at 3:20PM Aug 14, 2017Observed: 6.96 ft at 3:30PM Aug 14, 2017Observed: 6.93 ft at 3:50PM Aug 14, 2017Observed: 6.95 ft at 4:30PM Aug 14, 2017Observed: 6.95 ft at 4:40PM Aug 14, 2017Observed: 6.95 ft at 5:00PM Aug 14, 2017Observed: 6.95 ft at 5:10PM Aug 14, 2017Observed: 6.95 ft at 5:20PM Aug 14, 2017Observed: 6.91 ft at 5:30PM Aug 14, 2017Observed: 6.96 ft at 5:40PM Aug 14, 2017Observed: 6.94 ft at 5:50PM Aug 14, 2017Observed: 6.97 ft at 7:00PM Aug 14, 2017Observed: 6.97 ft at 7:40PM Aug 14, 2017Observed: 6.95 ft at 8:30PM Aug 14, 2017Observed: 6.97 ft at 8:50PM Aug 14, 2017Observed: 6.96 ft at 9:00PM Aug 14, 2017Observed: 6.97 ft at 10:30PM Aug 14, 2017Observed: 6.97 ft at 11:00PM Aug 14, 2017Observed: 6.97 ft at 11:10PM Aug 14, 2017Observed: 6.96 ft at 11:20PM Aug 14, 2017Observed: 6.94 ft at 11:40PM Aug 14, 2017Observed: 6.96 ft at 12:00AM Aug 15, 2017Observed: 6.95 ft at 12:10AM Aug 15, 2017Observed: 6.97 ft at 12:20AM Aug 15, 2017Observed: 6.93 ft at 12:30AM Aug 15, 2017Observed: 6.96 ft at 12:40AM Aug 15, 2017Observed: 6.97 ft at 1:00AM Aug 15, 2017Observed: 6.96 ft at 1:20AM Aug 15, 2017Observed: 6.97 ft at 1:30AM Aug 15, 2017Observed: 6.97 ft at 1:40AM Aug 15, 2017Observed: 6.97 ft at 1:50AM Aug 15, 2017Observed: 6.95 ft at 2:00AM Aug 15, 2017Observed: 6.91 ft at 2:10AM Aug 15, 2017Observed: 6.93 ft at 2:20AM Aug 15, 2017Observed: 6.92 ft at 2:30AM Aug 15, 2017Observed: 6.94 ft at 2:40AM Aug 15, 2017Observed: 6.94 ft at 2:50AM Aug 15, 2017Observed: 6.93 ft at 3:00AM Aug 15, 2017Observed: 6.95 ft at 3:10AM Aug 15, 2017Observed: 6.96 ft at 3:20AM Aug 15, 2017Observed: 6.93 ft at 3:30AM Aug 15, 2017Observed: 6.95 ft at 3:40AM Aug 15, 2017Observed: 6.93 ft at 3:50AM Aug 15, 2017Observed: 6.92 ft at 4:10AM Aug 15, 2017Observed: 6.89 ft at 4:20AM Aug 15, 2017Observed: 6.91 ft at 4:40AM Aug 15, 2017Observed: 6.95 ft at 4:50AM Aug 15, 2017Observed: 6.95 ft at 5:00AM Aug 15, 2017Observed: 6.93 ft at 5:10AM Aug 15, 2017Observed: 6.96 ft at 5:30AM Aug 15, 2017Observed: 6.94 ft at 5:40AM Aug 15, 2017Observed: 6.94 ft at 5:50AM Aug 15, 2017Observed: 6.94 ft at 6:00AM Aug 15, 2017Observed: 6.9 ft at 6:10AM Aug 15, 2017Observed: 6.95 ft at 6:30AM Aug 15, 2017Observed: 6.92 ft at 6:40AM Aug 15, 2017Observed: 6.94 ft at 6:50AM Aug 15, 2017Observed: 6.93 ft at 7:00AM Aug 15, 2017Observed: 6.92 ft at 7:10AM Aug 15, 2017Observed: 6.93 ft at 7:20AM Aug 15, 2017Observed: 6.93 ft at 7:30AM Aug 15, 2017Observed: 6.9 ft at 8:10AM Aug 15, 2017Observed: 6.96 ft at 8:30AM Aug 15, 2017Observed: 6.92 ft at 9:40AM Aug 15, 2017Observed: 6.92 ft at 9:50AM Aug 15, 2017Observed: 6.95 ft at 10:00AM Aug 15, 2017Observed: 6.89 ft at 10:20AM Aug 15, 2017Observed: 6.89 ft at 10:40AM Aug 15, 2017Observed: 6.91 ft at 10:50AM Aug 15, 2017Observed: 6.89 ft at 11:10AM Aug 15, 2017Observed: 6.75 ft at 1:40PM Aug 15, 2017Observed: 6.69 ft at 1:50PM Aug 15, 2017Observed: 6.68 ft at 2:00PM Aug 15, 2017Observed: 6.66 ft at 2:10PM Aug 15, 2017Observed: 6.67 ft at 2:20PM Aug 15, 2017Observed: 6.68 ft at 2:30PM Aug 15, 2017Observed: 6.7 ft at 2:40PM Aug 15, 2017Observed: 6.75 ft at 2:50PM Aug 15, 2017Observed: 6.7 ft at 3:00PM Aug 15, 2017Observed: 6.68 ft at 3:10PM Aug 15, 2017Observed: 6.61 ft at 3:20PM Aug 15, 2017Observed: 6.7 ft at 3:30PM Aug 15, 2017Observed: 6.74 ft at 3:40PM Aug 15, 2017Observed: 6.69 ft at 3:50PM Aug 15, 2017Observed: 6.76 ft at 4:00PM Aug 15, 2017Observed: 6.71 ft at 4:10PM Aug 15, 2017Observed: 6.65 ft at 4:20PM Aug 15, 2017Observed: 6.62 ft at 4:30PM Aug 15, 2017Observed: 6.66 ft at 4:40PM Aug 15, 2017Observed: 6.64 ft at 4:50PM Aug 15, 2017Observed: 6.62 ft at 5:00PM Aug 15, 2017Observed: 6.64 ft at 5:10PM Aug 15, 2017Observed: 6.66 ft at 5:20PM Aug 15, 2017Observed: 6.72 ft at 5:30PM Aug 15, 2017Observed: 6.64 ft at 5:40PM Aug 15, 2017Observed: 6.66 ft at 5:50PM Aug 15, 2017Observed: 6.64 ft at 6:00PM Aug 15, 2017Observed: 6.67 ft at 6:10PM Aug 15, 2017Observed: 6.64 ft at 6:20PM Aug 15, 2017Observed: 6.67 ft at 6:30PM Aug 15, 2017Observed: 6.67 ft at 6:40PM Aug 15, 2017Observed: 6.67 ft at 6:50PM Aug 15, 2017Observed: 6.66 ft at 7:00PM Aug 15, 2017Observed: 6.64 ft at 7:10PM Aug 15, 2017Observed: 6.69 ft at 7:20PM Aug 15, 2017Observed: 6.66 ft at 7:30PM Aug 15, 2017Observed: 6.66 ft at 7:40PM Aug 15, 2017Observed: 6.68 ft at 7:50PM Aug 15, 2017Observed: 6.68 ft at 8:00PM Aug 15, 2017Observed: 6.72 ft at 8:10PM Aug 15, 2017Observed: 6.66 ft at 8:20PM Aug 15, 2017Observed: 6.69 ft at 8:40PM Aug 15, 2017Observed: 6.66 ft at 9:10PM Aug 15, 2017Observed: 6.56 ft at 9:20PM Aug 15, 2017Observed: 6.65 ft at 9:30PM Aug 15, 2017Observed: 6.59 ft at 9:40PM Aug 15, 2017Observed: 6.59 ft at 9:50PM Aug 15, 2017Observed: 6.58 ft at 10:00PM Aug 15, 2017Observed: 6.53 ft at 10:10PM Aug 15, 2017Observed: 6.59 ft at 10:20PM Aug 15, 2017Observed: 6.57 ft at 10:30PM Aug 15, 2017Observed: 6.55 ft at 10:50PM Aug 15, 2017Observed: 6.55 ft at 11:00PM Aug 15, 2017Observed: 6.53 ft at 11:10PM Aug 15, 2017Observed: 6.5 ft at 11:20PM Aug 15, 2017Observed: 6.72 ft at 11:30PM Aug 15, 2017Observed: 6.55 ft at 11:40PM Aug 15, 2017Observed: 6.56 ft at 11:50PM Aug 15, 2017Observed: 6.56 ft at 12:00AM Aug 16, 2017Observed: 6.56 ft at 12:10AM Aug 16, 2017Observed: 6.5 ft at 12:20AM Aug 16, 2017Observed: 6.53 ft at 12:30AM Aug 16, 2017Observed: 6.56 ft at 12:40AM Aug 16, 2017Observed: 6.59 ft at 12:50AM Aug 16, 2017Observed: 6.55 ft at 1:00AM Aug 16, 2017Observed: 6.55 ft at 1:10AM Aug 16, 2017Observed: 6.55 ft at 1:30AM Aug 16, 2017Observed: 6.55 ft at 1:40AM Aug 16, 2017Observed: 6.56 ft at 1:50AM Aug 16, 2017Observed: 6.52 ft at 2:00AM Aug 16, 2017Observed: 6.51 ft at 2:10AM Aug 16, 2017Observed: 6.5 ft at 2:20AM Aug 16, 2017Observed: 6.53 ft at 2:30AM Aug 16, 2017Observed: 6.5 ft at 2:40AM Aug 16, 2017Observed: 6.53 ft at 2:50AM Aug 16, 2017Observed: 6.49 ft at 3:00AM Aug 16, 2017Observed: 6.51 ft at 3:20AM Aug 16, 2017Observed: 6.5 ft at 3:30AM Aug 16, 2017Observed: 6.52 ft at 3:40AM Aug 16, 2017Observed: 6.55 ft at 3:50AM Aug 16, 2017Observed: 6.49 ft at 4:00AM Aug 16, 2017Observed: 6.6 ft at 4:10AM Aug 16, 2017Observed: 6.46 ft at 4:20AM Aug 16, 2017Observed: 6.48 ft at 4:30AM Aug 16, 2017Observed: 6.49 ft at 4:40AM Aug 16, 2017Observed: 6.48 ft at 4:50AM Aug 16, 2017Observed: 6.51 ft at 5:00AM Aug 16, 2017Observed: 6.48 ft at 5:10AM Aug 16, 2017Observed: 6.49 ft at 5:20AM Aug 16, 2017Observed: 6.46 ft at 5:30AM Aug 16, 2017Observed: 6.48 ft at 5:40AM Aug 16, 2017Observed: 6.49 ft at 5:50AM Aug 16, 2017Observed: 6.48 ft at 6:00AM Aug 16, 2017Observed: 6.47 ft at 6:10AM Aug 16, 2017Observed: 6.48 ft at 6:20AM Aug 16, 2017Observed: 6.47 ft at 6:30AM Aug 16, 2017Observed: 6.47 ft at 6:40AM Aug 16, 2017Observed: 6.46 ft at 6:50AM Aug 16, 2017Observed: 6.45 ft at 7:00AM Aug 16, 2017Observed: 6.45 ft at 7:20AM Aug 16, 2017Observed: 6.51 ft at 7:30AM Aug 16, 2017Observed: 6.5 ft at 7:40AM Aug 16, 2017Observed: 6.54 ft at 7:50AM Aug 16, 2017Observed: 6.55 ft at 8:10AM Aug 16, 2017Observed: 6.36 ft at 8:20AM Aug 16, 2017Observed: 6.4 ft at 8:30AM Aug 16, 2017Observed: 6.54 ft at 8:40AM Aug 16, 2017Observed: 6.4 ft at 8:50AM Aug 16, 2017Observed: 6.61 ft at 9:00AM Aug 16, 2017Observed: 6.49 ft at 9:10AM Aug 16, 2017Observed: 6.49 ft at 9:20AM Aug 16, 2017Observed: 6.42 ft at 9:30AM Aug 16, 2017Observed: 6.41 ft at 9:40AM Aug 16, 2017Observed: 6.46 ft at 9:50AM Aug 16, 2017Observed: 6.42 ft at 10:00AM Aug 16, 2017Observed: 6.38 ft at 10:10AM Aug 16, 2017Observed: 6.32 ft at 10:20AM Aug 16, 2017Observed: 6.28 ft at 10:30AM Aug 16, 2017Observed: 6.23 ft at 10:40AM Aug 16, 2017Observed: 6.21 ft at 10:50AM Aug 16, 2017Observed: 6.2 ft at 11:00AM Aug 16, 2017Observed: 6.23 ft at 11:10AM Aug 16, 2017Observed: 6.19 ft at 11:20AM Aug 16, 2017Observed: 6.2 ft at 11:30AM Aug 16, 2017Observed: 6.21 ft at 11:40AM Aug 16, 2017Observed: 6.19 ft at 11:50AM Aug 16, 2017Observed: 6.16 ft at 12:00PM Aug 16, 2017Observed: 6.17 ft at 12:10PM Aug 16, 2017Observed: 6.18 ft at 12:20PM Aug 16, 2017Observed: 6.17 ft at 12:30PM Aug 16, 2017Observed: 6.23 ft at 12:40PM Aug 16, 2017Observed: 6.16 ft at 12:50PM Aug 16, 2017Observed: 6.19 ft at 1:00PM Aug 16, 2017Observed: 6.13 ft at 1:10PM Aug 16, 2017Observed: 6.2 ft at 1:20PM Aug 16, 2017Observed: 6.11 ft at 1:30PM Aug 16, 2017Observed: 6.19 ft at 1:40PM Aug 16, 2017Observed: 6.19 ft at 2:00PM Aug 16, 2017Observed: 6.15 ft at 2:10PM Aug 16, 2017Observed: 6.16 ft at 2:20PM Aug 16, 2017Observed: 6.16 ft at 2:30PM Aug 16, 2017Observed: 6.12 ft at 2:40PM Aug 16, 2017Observed: 6.21 ft at 2:50PM Aug 16, 2017Observed: 6.09 ft at 3:00PM Aug 16, 2017Observed: 6.18 ft at 3:10PM Aug 16, 2017Observed: 6.05 ft at 3:40PM Aug 16, 2017Observed: 6.02 ft at 3:50PM Aug 16, 2017Observed: 6.09 ft at 4:00PM Aug 16, 2017Observed: 5.99 ft at 4:10PM Aug 16, 2017Observed: 5.96 ft at 4:20PM Aug 16, 2017Observed: 5.98 ft at 4:30PM Aug 16, 2017Observed: 5.93 ft at 4:40PM Aug 16, 2017Observed: 5.99 ft at 4:50PM Aug 16, 2017Observed: 5.9 ft at 5:00PM Aug 16, 2017Observed: 5.93 ft at 5:10PM Aug 16, 2017Observed: 5.96 ft at 5:20PM Aug 16, 2017Observed: 5.96 ft at 5:30PM Aug 16, 2017Observed: 5.91 ft at 5:40PM Aug 16, 2017Observed: 5.9 ft at 5:50PM Aug 16, 2017Observed: 5.94 ft at 6:00PM Aug 16, 2017Observed: 5.93 ft at 6:10PM Aug 16, 2017Observed: 5.9 ft at 6:20PM Aug 16, 2017Observed: 5.91 ft at 6:30PM Aug 16, 2017Observed: 5.87 ft at 6:40PM Aug 16, 2017Observed: 5.91 ft at 6:50PM Aug 16, 2017Observed: 5.85 ft at 7:00PM Aug 16, 2017Observed: 5.87 ft at 7:10PM Aug 16, 2017Observed: 5.87 ft at 7:20PM Aug 16, 2017Observed: 5.83 ft at 7:30PM Aug 16, 2017Observed: 5.87 ft at 7:40PM Aug 16, 2017Observed: 5.81 ft at 7:50PM Aug 16, 2017Observed: 5.88 ft at 8:00PM Aug 16, 2017Observed: 5.83 ft at 8:10PM Aug 16, 2017Observed: 5.9 ft at 8:20PM Aug 16, 2017Observed: 5.83 ft at 8:30PM Aug 16, 2017Observed: 5.88 ft at 8:40PM Aug 16, 2017Observed: 5.81 ft at 8:50PM Aug 16, 2017Observed: 5.78 ft at 9:00PM Aug 16, 2017Observed: 5.82 ft at 9:10PM Aug 16, 2017Observed: 5.81 ft at 9:20PM Aug 16, 2017Observed: 5.91 ft at 9:30PM Aug 16, 2017Observed: 5.76 ft at 9:40PM Aug 16, 2017Observed: 5.79 ft at 9:50PM Aug 16, 2017Observed: 5.81 ft at 10:00PM Aug 16, 2017Observed: 5.8 ft at 10:10PM Aug 16, 2017Observed: 5.79 ft at 10:30PM Aug 16, 2017Observed: 5.84 ft at 10:40PM Aug 16, 2017Observed: 5.83 ft at 10:50PM Aug 16, 2017Observed: 5.78 ft at 11:00PM Aug 16, 2017Observed: 5.81 ft at 11:10PM Aug 16, 2017Observed: 5.84 ft at 11:30PM Aug 16, 2017Observed: 5.72 ft at 11:40PM Aug 16, 2017Observed: 5.88 ft at 12:00AM Aug 17, 2017Observed: 5.83 ft at 12:10AM Aug 17, 2017Observed: 5.79 ft at 12:20AM Aug 17, 2017Observed: 5.81 ft at 12:30AM Aug 17, 2017Observed: 5.81 ft at 12:40AM Aug 17, 2017Observed: 5.85 ft at 12:50AM Aug 17, 2017Observed: 5.86 ft at 1:00AM Aug 17, 2017Observed: 5.83 ft at 1:10AM Aug 17, 2017Observed: 5.78 ft at 1:20AM Aug 17, 2017Observed: 5.7 ft at 1:30AM Aug 17, 2017Observed: 5.79 ft at 1:40AM Aug 17, 2017Observed: 5.82 ft at 1:50AM Aug 17, 2017Observed: 5.84 ft at 2:00AM Aug 17, 2017Observed: 5.78 ft at 2:10AM Aug 17, 2017Observed: 5.74 ft at 2:20AM Aug 17, 2017Observed: 5.88 ft at 2:30AM Aug 17, 2017Observed: 5.81 ft at 2:40AM Aug 17, 2017Observed: 5.78 ft at 2:50AM Aug 17, 2017Observed: 5.8 ft at 3:00AM Aug 17, 2017Observed: 5.77 ft at 3:10AM Aug 17, 2017Observed: 5.8 ft at 3:20AM Aug 17, 2017Observed: 5.8 ft at 3:30AM Aug 17, 2017Observed: 5.81 ft at 3:40AM Aug 17, 2017Observed: 5.79 ft at 3:50AM Aug 17, 2017Observed: 5.79 ft at 4:00AM Aug 17, 2017Observed: 5.8 ft at 4:10AM Aug 17, 2017Observed: 5.78 ft at 4:20AM Aug 17, 2017Observed: 5.85 ft at 4:30AM Aug 17, 2017Observed: 5.83 ft at 4:50AM Aug 17, 2017Observed: 5.83 ft at 5:00AM Aug 17, 2017Observed: 5.8 ft at 5:10AM Aug 17, 2017Observed: 5.82 ft at 5:20AM Aug 17, 2017Observed: 5.88 ft at 5:30AM Aug 17, 2017Observed: 5.89 ft at 5:40AM Aug 17, 2017Observed: 5.83 ft at 5:50AM Aug 17, 2017Observed: 5.79 ft at 6:00AM Aug 17, 2017Observed: 5.83 ft at 6:10AM Aug 17, 2017Observed: 5.8 ft at 6:20AM Aug 17, 2017Observed: 5.83 ft at 6:30AM Aug 17, 2017Observed: 5.77 ft at 6:40AM Aug 17, 2017Observed: 5.83 ft at 6:50AM Aug 17, 2017Observed: 5.82 ft at 7:00AM Aug 17, 2017Observed: 5.79 ft at 7:10AM Aug 17, 2017Observed: 5.81 ft at 7:20AM Aug 17, 2017Observed: 5.82 ft at 7:30AM Aug 17, 2017Observed: 5.74 ft at 7:40AM Aug 17, 2017Observed: 5.79 ft at 7:50AM Aug 17, 2017Observed: 5.78 ft at 8:00AM Aug 17, 2017Observed: 5.79 ft at 8:10AM Aug 17, 2017Observed: 5.84 ft at 8:20AM Aug 17, 2017Observed: 5.82 ft at 8:40AM Aug 17, 2017Observed: 5.85 ft at 8:50AM Aug 17, 2017Observed: 5.85 ft at 9:00AM Aug 17, 2017Observed: 5.8 ft at 9:10AM Aug 17, 2017Observed: 5.79 ft at 9:20AM Aug 17, 2017Observed: 5.8 ft at 9:30AM Aug 17, 2017Observed: 5.82 ft at 9:40AM Aug 17, 2017Observed: 5.7 ft at 9:50AM Aug 17, 2017Observed: 5.73 ft at 10:00AM Aug 17, 2017Observed: 5.67 ft at 10:10AM Aug 17, 2017Observed: 5.65 ft at 10:20AM Aug 17, 2017Observed: 5.65 ft at 10:30AM Aug 17, 2017Observed: 5.67 ft at 10:40AM Aug 17, 2017Observed: 5.63 ft at 10:50AM Aug 17, 2017Observed: 5.64 ft at 11:00AM Aug 17, 2017Observed: 5.66 ft at 11:10AM Aug 17, 2017Observed: 5.63 ft at 11:30AM Aug 17, 2017Observed: 5.63 ft at 11:40AM Aug 17, 2017Observed: 5.62 ft at 11:50AM Aug 17, 2017Observed: 5.63 ft at 12:00PM Aug 17, 2017Observed: 5.69 ft at 12:10PM Aug 17, 2017Observed: 5.61 ft at 12:20PM Aug 17, 2017Observed: 5.61 ft at 12:30PM Aug 17, 2017Observed: 5.6 ft at 12:40PM Aug 17, 2017Observed: 5.71 ft at 12:50PM Aug 17, 2017Observed: 5.61 ft at 1:00PM Aug 17, 2017Observed: 5.57 ft at 1:10PM Aug 17, 2017Observed: 5.61 ft at 1:20PM Aug 17, 2017Observed: 5.57 ft at 1:30PM Aug 17, 2017Observed: 5.57 ft at 1:40PM Aug 17, 2017Observed: 5.62 ft at 1:50PM Aug 17, 2017Observed: 5.64 ft at 2:00PM Aug 17, 2017Observed: 5.53 ft at 2:10PM Aug 17, 2017Observed: 5.64 ft at 2:20PM Aug 17, 2017Observed: 5.57 ft at 2:30PM Aug 17, 2017Observed: 5.57 ft at 2:40PM Aug 17, 2017Observed: 5.59 ft at 2:50PM Aug 17, 2017Observed: 5.61 ft at 3:00PM Aug 17, 2017Observed: 5.53 ft at 3:10PM Aug 17, 2017Observed: 5.58 ft at 3:30PM Aug 17, 2017Observed: 5.57 ft at 3:40PM Aug 17, 2017Observed: 5.52 ft at 4:00PM Aug 17, 2017Observed: 5.55 ft at 4:10PM Aug 17, 2017Observed: 5.51 ft at 4:30PM Aug 17, 2017Observed: 5.46 ft at 4:40PM Aug 17, 2017Observed: 5.47 ft at 4:50PM Aug 17, 2017Observed: 5.57 ft at 5:00PM Aug 17, 2017Observed: 5.56 ft at 5:10PM Aug 17, 2017Observed: 5.56 ft at 5:30PM Aug 17, 2017Observed: 5.59 ft at 5:40PM Aug 17, 2017Observed: 5.53 ft at 6:00PM Aug 17, 2017Observed: 5.54 ft at 6:10PM Aug 17, 2017Observed: 5.53 ft at 6:20PM Aug 17, 2017Observed: 5.61 ft at 6:30PM Aug 17, 2017Observed: 5.49 ft at 6:40PM Aug 17, 2017Observed: 5.58 ft at 7:00PM Aug 17, 2017Observed: 5.48 ft at 7:20PM Aug 17, 2017Observed: 5.45 ft at 7:30PM Aug 17, 2017Observed: 5.58 ft at 7:50PM Aug 17, 2017Observed: 5.53 ft at 8:00PM Aug 17, 2017Observed: 5.56 ft at 8:10PM Aug 17, 2017Observed: 5.58 ft at 8:20PM Aug 17, 2017Observed: 5.55 ft at 8:30PM Aug 17, 2017Observed: 5.56 ft at 8:50PM Aug 17, 2017Observed: 5.57 ft at 9:10PM Aug 17, 2017Observed: 5.62 ft at 9:20PM Aug 17, 2017Observed: 5.6 ft at 9:30PM Aug 17, 2017Observed: 5.58 ft at 10:10PM Aug 17, 2017Observed: 5.52 ft at 10:20PM Aug 17, 2017Observed: 5.56 ft at 10:30PM Aug 17, 2017Observed: 5.57 ft at 10:40PM Aug 17, 2017Observed: 5.58 ft at 10:50PM Aug 17, 2017Observed: 5.56 ft at 11:00PM Aug 17, 2017Observed: 5.57 ft at 11:20PM Aug 17, 2017Observed: 5.49 ft at 11:30PM Aug 17, 2017Observed: 5.52 ft at 11:40PM Aug 17, 2017Observed: 5.61 ft at 11:50PM Aug 17, 2017Observed: 5.55 ft at 12:00AM Aug 18, 2017Observed: 5.59 ft at 12:10AM Aug 18, 2017Observed: 5.6 ft at 12:20AM Aug 18, 2017Observed: 5.57 ft at 12:30AM Aug 18, 2017Observed: 5.57 ft at 12:40AM Aug 18, 2017Observed: 5.56 ft at 12:50AM Aug 18, 2017Observed: 5.55 ft at 1:00AM Aug 18, 2017Observed: 5.54 ft at 1:10AM Aug 18, 2017Observed: 5.58 ft at 1:30AM Aug 18, 2017Observed: 5.5 ft at 1:50AM Aug 18, 2017Observed: 5.56 ft at 2:00AM Aug 18, 2017Observed: 5.55 ft at 2:20AM Aug 18, 2017Observed: 5.54 ft at 2:30AM Aug 18, 2017Observed: 5.54 ft at 2:50AM Aug 18, 2017Observed: 5.6 ft at 3:00AM Aug 18, 2017Observed: 5.55 ft at 3:10AM Aug 18, 2017Observed: 5.59 ft at 3:30AM Aug 18, 2017Observed: 5.59 ft at 3:40AM Aug 18, 2017Observed: 5.59 ft at 3:50AM Aug 18, 2017Observed: 5.51 ft at 4:00AM Aug 18, 2017Observed: 5.58 ft at 4:30AM Aug 18, 2017Observed: 5.56 ft at 4:40AM Aug 18, 2017Observed: 5.58 ft at 4:50AM Aug 18, 2017Observed: 5.54 ft at 5:00AM Aug 18, 2017Observed: 5.59 ft at 5:10AM Aug 18, 2017Observed: 5.56 ft at 5:40AM Aug 18, 2017Observed: 5.61 ft at 5:50AM Aug 18, 2017Observed: 5.61 ft at 6:00AM Aug 18, 2017Observed: 5.59 ft at 6:20AM Aug 18, 2017Observed: 5.55 ft at 6:30AM Aug 18, 2017Observed: 5.6 ft at 6:50AM Aug 18, 2017Observed: 5.58 ft at 7:00AM Aug 18, 2017Observed: 5.6 ft at 7:10AM Aug 18, 2017Observed: 5.6 ft at 7:50AM Aug 18, 2017Observed: 5.55 ft at 8:00AM Aug 18, 2017Observed: 5.61 ft at 8:10AM Aug 18, 2017Observed: 5.54 ft at 8:30AM Aug 18, 2017Observed: 5.57 ft at 8:40AM Aug 18, 2017Observed: 5.56 ft at 8:50AM Aug 18, 2017Observed: 5.58 ft at 9:00AM Aug 18, 2017Observed: 5.57 ft at 9:10AM Aug 18, 2017Observed: 5.54 ft at 9:20AM Aug 18, 2017Observed: 5.6 ft at 9:30AM Aug 18, 2017Observed: 5.56 ft at 9:40AM Aug 18, 2017Observed: 5.59 ft at 9:50AM Aug 18, 2017Observed: 5.61 ft at 10:10AM Aug 18, 2017Observed: 5.58 ft at 10:20AM Aug 18, 2017Observed: 5.59 ft at 10:40AM Aug 18, 2017Observed: 5.55 ft at 10:50AM Aug 18, 2017Observed: 5.57 ft at 11:00AM Aug 18, 2017Observed: 5.55 ft at 11:10AM Aug 18, 2017Observed: 5.6 ft at 11:30AM Aug 18, 2017Observed: 5.59 ft at 11:40AM Aug 18, 2017Observed: 5.63 ft at 11:50AM Aug 18, 2017Observed: 5.59 ft at 12:00PM Aug 18, 2017Observed: 5.56 ft at 12:10PM Aug 18, 2017Observed: 5.64 ft at 12:20PM Aug 18, 2017Observed: 5.63 ft at 12:30PM Aug 18, 2017Observed: 5.62 ft at 12:40PM Aug 18, 2017Observed: 5.61 ft at 12:50PM Aug 18, 2017Observed: 5.61 ft at 1:10PM Aug 18, 2017Observed: 5.59 ft at 1:20PM Aug 18, 2017Observed: 5.58 ft at 1:30PM Aug 18, 2017Observed: 5.54 ft at 1:40PM Aug 18, 2017Observed: 5.58 ft at 2:00PM Aug 18, 2017Observed: 5.58 ft at 2:10PM Aug 18, 2017Observed: 5.61 ft at 2:20PM Aug 18, 2017Observed: 5.63 ft at 2:40PM Aug 18, 2017Observed: 5.61 ft at 2:50PM Aug 18, 2017Observed: 5.62 ft at 3:10PM Aug 18, 2017Observed: 5.59 ft at 3:30PM Aug 18, 2017Observed: 5.59 ft at 3:40PM Aug 18, 2017Observed: 5.63 ft at 3:50PM Aug 18, 2017Observed: 5.63 ft at 4:20PM Aug 18, 2017Observed: 5.64 ft at 4:30PM Aug 18, 2017Observed: 5.61 ft at 4:50PM Aug 18, 2017Observed: 5.6 ft at 5:10PM Aug 18, 2017Observed: 5.61 ft at 5:20PM Aug 18, 2017Observed: 5.62 ft at 5:30PM Aug 18, 2017Observed: 5.58 ft at 5:40PM Aug 18, 2017Observed: 5.61 ft at 5:50PM Aug 18, 2017Observed: 5.62 ft at 6:00PM Aug 18, 2017Observed: 5.63 ft at 6:10PM Aug 18, 2017Observed: 5.61 ft at 6:20PM Aug 18, 2017Observed: 5.61 ft at 6:30PM Aug 18, 2017Observed: 5.57 ft at 6:40PM Aug 18, 2017Observed: 5.64 ft at 6:50PM Aug 18, 2017Observed: 5.61 ft at 7:00PM Aug 18, 2017Observed: 5.62 ft at 7:10PM Aug 18, 2017Observed: 5.61 ft at 7:50PM Aug 18, 2017Observed: 5.59 ft at 8:20PM Aug 18, 2017Observed: 5.62 ft at 8:30PM Aug 18, 2017Observed: 5.61 ft at 8:40PM Aug 18, 2017Observed: 5.53 ft at 8:50PM Aug 18, 2017Observed: 5.63 ft at 9:20PM Aug 18, 2017Observed: 5.61 ft at 9:40PM Aug 18, 2017Observed: 5.64 ft at 9:50PM Aug 18, 2017Observed: 5.58 ft at 10:00PM Aug 18, 2017Observed: 5.54 ft at 10:10PM Aug 18, 2017Observed: 5.6 ft at 10:20PM Aug 18, 2017Observed: 5.61 ft at 10:30PM Aug 18, 2017Observed: 5.61 ft at 10:40PM Aug 18, 2017Observed: 5.62 ft at 10:50PM Aug 18, 2017Observed: 5.62 ft at 11:00PM Aug 18, 2017Observed: 5.59 ft at 11:10PM Aug 18, 2017Observed: 5.62 ft at 11:20PM Aug 18, 2017Observed: 5.62 ft at 11:30PM Aug 18, 2017Observed: 5.59 ft at 11:40PM Aug 18, 2017Observed: 5.59 ft at 11:50PM Aug 18, 2017Observed: 5.6 ft at 12:10AM Aug 19, 2017Observed: 5.61 ft at 12:20AM Aug 19, 2017Observed: 5.55 ft at 12:30AM Aug 19, 2017Observed: 5.63 ft at 12:40AM Aug 19, 2017Observed: 5.59 ft at 12:50AM Aug 19, 2017Observed: 5.59 ft at 1:00AM Aug 19, 2017Observed: 5.62 ft at 1:10AM Aug 19, 2017Observed: 5.62 ft at 1:20AM Aug 19, 2017Observed: 5.62 ft at 1:30AM Aug 19, 2017Observed: 5.63 ft at 1:40AM Aug 19, 2017Observed: 5.61 ft at 2:00AM Aug 19, 2017Observed: 5.6 ft at 2:10AM Aug 19, 2017Observed: 5.58 ft at 2:20AM Aug 19, 2017Observed: 5.63 ft at 2:30AM Aug 19, 2017Observed: 5.6 ft at 2:40AM Aug 19, 2017Observed: 5.64 ft at 2:50AM Aug 19, 2017Observed: 5.57 ft at 3:00AM Aug 19, 2017Observed: 5.6 ft at 3:10AM Aug 19, 2017Observed: 5.61 ft at 3:30AM Aug 19, 2017Observed: 5.72 ft at 3:40AM Aug 19, 2017Observed: 5.52 ft at 3:50AM Aug 19, 2017Observed: 5.66 ft at 4:00AM Aug 19, 2017Observed: 5.61 ft at 4:10AM Aug 19, 2017Observed: 5.66 ft at 4:20AM Aug 19, 2017Observed: 5.63 ft at 4:30AM Aug 19, 2017Observed: 5.57 ft at 4:40AM Aug 19, 2017Observed: 5.6 ft at 4:50AM Aug 19, 2017Observed: 5.62 ft at 5:00AM Aug 19, 2017Forecast: 5.6 ft 7:00AM Aug 19, 2017Forecast: 5.6 ft 1:00PM Aug 19, 2017Forecast: 5.6 ft 7:00PM Aug 19, 2017Forecast: 5.7 ft 1:00AM Aug 20, 2017Forecast: 5.7 ft 7:00AM Aug 20, 2017Forecast: 5.8 ft 1:00PM Aug 20, 2017Forecast: 5.8 ft 7:00PM Aug 20, 2017Forecast: 5.8 ft 1:00AM Aug 21, 2017Forecast: 5.9 ft 7:00AM Aug 21, 2017Forecast: 5.9 ft 1:00PM Aug 21, 2017Forecast: 6 ft 7:00PM Aug 21, 2017Forecast: 6 ft 1:00AM Aug 22, 2017Forecast: 6.1 ft 7:00AM Aug 22, 2017Forecast: 6.1 ft 1:00PM Aug 22, 2017Forecast: 6.2 ft 7:00PM Aug 22, 2017Forecast: 6.2 ft 1:00AM Aug 23, 2017Forecast: 6.2 ft 7:00AM Aug 23, 2017Forecast: 6.3 ft 1:00PM Aug 23, 2017Forecast: 6.3 ft 7:00PM Aug 23, 2017Forecast: 6.3 ft 1:00AM Aug 24, 2017Forecast: 6.3 ft 7:00AM Aug 24, 2017Highest Forecast: 6.4 ft 1:00PM Aug 24, 2017Highest Forecast: 6.4 ft 7:00PM Aug 24, 2017Highest Forecast: 6.4 ft 1:00AM Aug 25, 2017Highest Forecast: 6.4 ft 7:00AM Aug 25, 2017Highest Forecast: 6.4 ft 1:00PM Aug 25, 2017Highest Forecast: 6.4 ft 7:00PM Aug 25, 2017Highest Forecast: 6.4 ft 1:00AM Aug 26, 2017Forecast: 6.3 ft 7:00AM Aug 26, 2017Forecast: 6.3 ft 1:00PM Aug 26, 2017Forecast: 6.3 ft 7:00PM Aug 26, 2017Forecast: 6.3 ft 1:00AM Aug 27, 2017Forecast: 6.3 ft 7:00AM Aug 27, 2017Forecast: 6.3 ft 1:00PM Aug 27, 2017Forecast: 6.3 ft 7:00PM Aug 27, 2017Forecast: 6.3 ft 1:00AM Aug 28, 2017Forecast: 6.3 ft 7:00AM Aug 28, 2017Forecast: 6.2 ft 1:00PM Aug 28, 2017Forecast: 6.2 ft 7:00PM Aug 28, 2017Forecast: 6.2 ft 1:00AM Aug 29, 2017Forecast: 6.2 ft 7:00AM Aug 29, 2017Forecast: 6.2 ft 1:00PM Aug 29, 2017Forecast: 6.2 ft 7:00PM Aug 29, 2017Forecast: 6.2 ft 1:00AM Aug 30, 2017Forecast: 6.2 ft 7:00AM Aug 30, 2017Forecast: 6.2 ft 1:00PM Aug 30, 2017Forecast: 6.2 ft 7:00PM Aug 30, 2017Forecast: 6.1 ft 1:00AM Aug 31, 2017Forecast: 6.1 ft 7:00AM Aug 31, 2017Forecast: 6.1 ft 1:00PM Aug 31, 2017Forecast: 6.1 ft 7:00PM Aug 31, 2017Forecast: 6.1 ft 1:00AM Sep 01, 2017Forecast: 6.1 ft 7:00AM Sep 01, 2017SVRM7(plotting HTIRG) Graph Created (5:53AM Aug 19, 2017)ObservedForecast (issued 10:55AM Aug 18)Latest observed value: 5.62 ft at 5:00 AM CDT 19-Aug-2017. Flood Stage is 16 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Mississippi River at Saverton Lock and Dam 22 are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Hannibal Upstream Gauge Downstream Gauge Downstream Gauge - at Louisiana
Flood Categories (in feet)
Major Flood Stage: 22
Moderate Flood Stage: 20
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 29.58 ft on 07/25/1993
(2) 28.00 ft on 06/18/2008
(3) 26.80 ft on 04/25/1973
(4) 26.42 ft on 04/21/2013
(5) 26.12 ft on 05/16/2001
(6) 25.78 ft on 07/08/2014
(7) 24.62 ft on 06/01/2013
(8) 24.10 ft on 10/05/1986
(9) 23.68 ft on 05/30/1996
(10) 23.40 ft on 04/05/1983
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.65 ft on 06/03/2017
(2) 16.32 ft on 05/20/2017
(3) 19.47 ft on 05/03/2017
(4) 17.31 ft on 04/08/2017
(5) 18.94 ft on 10/07/2016
(6) 16.46 ft on 04/01/2016
(7) 21.49 ft on 12/29/2015
(8) 16.83 ft on 12/16/2015
(9) 16.56 ft on 12/03/2015
(10) 17.86 ft on 07/13/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.03 ft on 10/10/2012
(2) 3.29 ft on 09/12/2003
(3) 3.34 ft on 09/12/2000
Show More Low Water Records

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
160000 At this approximate discharge, the Corps will raise the gates out of the water, creating "open river" conditions.
28 In Monkey Run, at least a dozen homes are flooded at this level.
27.8 Saverton homes begin flooding near this level.
27 Sny Island Cell #1 levee is overtopped
26 In Monkey Run (north of Saverton), houses begin flooding near this level.
25.5 Homes in Riverview Acres (just south of the lock and dam) begin to flood.
25 Water enters Lock House.
24.2 Missouri Route E begins flooding and is closed from Saverton Road near the Hascall Creek bridge to Lock and Dam 22.
21.4 Near this level, the lock is closed to navigation. This level will vary with circumstance. Also, BNSF railroad tracks just south of Hannibal are flooded.
19.6 The north end of Saverton Road begins to flood.
13.5 This is the upper navigational limit for the pool at Lock & Dam 22.
13.4 This is the target pool for navigation at Lock & Dam 22.
13 This is the lower navigational limit for the pool at Lock & Dam 22.
12 Buildings in unprotected areas are damaged. At this approximate stage, the Corps will lift all gates out of the river, creating "open river" conditions. This takes place at a discharge of around 160,000 cfs.
Photos
(1) Saverton Road at the north end of Saverton looking north on 19 June 2008 (HT=26.7 ft.)
(2) State Highway E looking south from Malaruni Creek bridge. (HT=26.7 ft.)
(3) Looking east from Hwy 79 with flooded cropland in foreground and tailwater at 21.5 ft.
(4) Aerial View
(5) Upstream View
(6) Pool View from upstream side of dam
(7) Downstream View
(8) Tailwater View from downstream side of the dam
(9) Saverton Lock looking upstream
About This Location Collapse

Latitude: 39.633611° N, Longitude: 91.247222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 446.1 ft 462.1 ft Datum of 1912.
Additional Information Collapse
How low could the river get?
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
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
Ask Questions/Webmaster
Page last modified: 21-Dec-2016 5:20 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities