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Hydrograph River at a Glance Download
Big Sioux River above Hawarden Stage (ft)Flow (cfs)Observed: 20.55 ft at 7:00PM Oct 04, 2019Observed: 20.55 ft at 7:15PM Oct 04, 2019Observed: 20.54 ft at 7:30PM Oct 04, 2019Observed: 20.55 ft at 7:45PM Oct 04, 2019Observed: 20.55 ft at 8:00PM Oct 04, 2019Observed: 20.55 ft at 8:01PM Oct 04, 2019Observed: 20.54 ft at 8:15PM Oct 04, 2019Observed: 20.54 ft at 8:16PM Oct 04, 2019Observed: 20.52 ft at 8:30PM Oct 04, 2019Observed: 20.52 ft at 8:31PM Oct 04, 2019Observed: 20.54 ft at 8:45PM Oct 04, 2019Observed: 20.54 ft at 9:00PM Oct 04, 2019Observed: 20.51 ft at 9:15PM Oct 04, 2019Observed: 20.51 ft at 9:30PM Oct 04, 2019Observed: 20.54 ft at 10:45PM Oct 04, 2019Observed: 20.5 ft at 11:00PM Oct 04, 2019Observed: 20.51 ft at 11:15PM Oct 04, 2019Observed: 20.51 ft at 11:30PM Oct 04, 2019Observed: 20.5 ft at 11:45PM Oct 04, 2019Observed: 20.51 ft at 12:00AM Oct 05, 2019Observed: 20.49 ft at 12:15AM Oct 05, 2019Observed: 20.5 ft at 12:30AM Oct 05, 2019Observed: 20.5 ft at 12:45AM Oct 05, 2019Observed: 20.48 ft at 1:00AM Oct 05, 2019Observed: 20.48 ft at 1:15AM Oct 05, 2019Observed: 20.48 ft at 1:30AM Oct 05, 2019Observed: 20.46 ft at 1:45AM Oct 05, 2019Observed: 20.46 ft at 2:00AM Oct 05, 2019Observed: 20.46 ft at 2:15AM Oct 05, 2019Observed: 20.49 ft at 2:30AM Oct 05, 2019Observed: 20.46 ft at 2:45AM Oct 05, 2019Observed: 20.44 ft at 3:00AM Oct 05, 2019Observed: 20.45 ft at 3:15AM Oct 05, 2019Observed: 20.46 ft at 3:30AM Oct 05, 2019Observed: 20.43 ft at 3:45AM Oct 05, 2019Observed: 20.45 ft at 4:00AM Oct 05, 2019Observed: 20.43 ft at 4:15AM Oct 05, 2019Observed: 20.45 ft at 4:30AM Oct 05, 2019Observed: 20.45 ft at 4:45AM Oct 05, 2019Observed: 20.44 ft at 5:00AM Oct 05, 2019Observed: 20.48 ft at 5:15AM Oct 05, 2019Observed: 20.48 ft at 5:30AM Oct 05, 2019Observed: 20.46 ft at 5:45AM Oct 05, 2019Observed: 20.49 ft at 6:00AM Oct 05, 2019Observed: 20.49 ft at 6:15AM Oct 05, 2019Observed: 20.51 ft at 6:30AM Oct 05, 2019Observed: 20.52 ft at 6:45AM Oct 05, 2019Observed: 20.53 ft at 7:00AM Oct 05, 2019Observed: 20.54 ft at 7:15AM Oct 05, 2019Observed: 20.55 ft at 7:30AM Oct 05, 2019Observed: 20.55 ft at 7:45AM Oct 05, 2019Observed: 20.56 ft at 8:00AM Oct 05, 2019Observed: 20.55 ft at 8:15AM Oct 05, 2019Observed: 20.57 ft at 8:30AM Oct 05, 2019Observed: 20.6 ft at 8:45AM Oct 05, 2019Observed: 20.59 ft at 9:00AM Oct 05, 2019Observed: 20.6 ft at 9:15AM Oct 05, 2019Observed: 20.62 ft at 9:30AM Oct 05, 2019Observed: 20.58 ft at 9:45AM Oct 05, 2019Observed: 20.65 ft at 10:00AM Oct 05, 2019Observed: 20.64 ft at 10:15AM Oct 05, 2019Observed: 20.69 ft at 10:30AM Oct 05, 2019Observed: 20.69 ft at 10:45AM Oct 05, 2019Observed: 20.71 ft at 11:00AM Oct 05, 2019Observed: 20.74 ft at 11:15AM Oct 05, 2019Observed: 20.74 ft at 11:30AM Oct 05, 2019Observed: 20.76 ft at 11:45AM Oct 05, 2019Observed: 20.79 ft at 12:00PM Oct 05, 2019Observed: 20.79 ft at 12:02PM Oct 05, 2019Observed: 20.81 ft at 12:15PM Oct 05, 2019Observed: 20.81 ft at 12:17PM Oct 05, 2019Observed: 20.83 ft at 12:30PM Oct 05, 2019Observed: 20.83 ft at 12:32PM Oct 05, 2019Observed: 20.83 ft at 12:45PM Oct 05, 2019Observed: 20.86 ft at 1:00PM Oct 05, 2019Observed: 20.89 ft at 1:15PM Oct 05, 2019Observed: 20.91 ft at 1:30PM Oct 05, 2019Observed: 20.91 ft at 1:45PM Oct 05, 2019Observed: 20.97 ft at 2:00PM Oct 05, 2019Observed: 20.99 ft at 2:15PM Oct 05, 2019Observed: 21 ft at 2:30PM Oct 05, 2019Observed: 21.02 ft at 2:45PM Oct 05, 2019Observed: 21 ft at 3:00PM Oct 05, 2019Observed: 21.04 ft at 3:15PM Oct 05, 2019Observed: 21.06 ft at 3:30PM Oct 05, 2019Observed: 21.07 ft at 3:45PM Oct 05, 2019Observed: 21.11 ft at 4:00PM Oct 05, 2019Observed: 21.11 ft at 4:15PM Oct 05, 2019Observed: 21.12 ft at 4:30PM Oct 05, 2019Observed: 21.12 ft at 4:45PM Oct 05, 2019Observed: 21.11 ft at 5:00PM Oct 05, 2019Observed: 21.13 ft at 5:15PM Oct 05, 2019Observed: 21.13 ft at 5:30PM Oct 05, 2019Observed: 21.16 ft at 5:45PM Oct 05, 2019Observed: 21.17 ft at 6:00PM Oct 05, 2019Observed: 21.16 ft at 6:15PM Oct 05, 2019Observed: 21.18 ft at 6:30PM Oct 05, 2019Observed: 21.19 ft at 6:45PM Oct 05, 2019Observed: 21.21 ft at 7:00PM Oct 05, 2019Observed: 21.23 ft at 7:15PM Oct 05, 2019Observed: 21.23 ft at 7:30PM Oct 05, 2019Observed: 21.24 ft at 7:45PM Oct 05, 2019Observed: 21.24 ft at 8:00PM Oct 05, 2019Observed: 21.24 ft at 8:02PM Oct 05, 2019Observed: 21.26 ft at 8:15PM Oct 05, 2019Observed: 21.26 ft at 8:17PM Oct 05, 2019Observed: 21.27 ft at 8:30PM Oct 05, 2019Observed: 21.27 ft at 8:32PM Oct 05, 2019Observed: 21.28 ft at 8:45PM Oct 05, 2019Observed: 21.27 ft at 9:00PM Oct 05, 2019Observed: 21.27 ft at 9:15PM Oct 05, 2019Observed: 21.29 ft at 9:30PM Oct 05, 2019Observed: 21.31 ft at 9:45PM Oct 05, 2019Observed: 21.33 ft at 10:00PM Oct 05, 2019Observed: 21.32 ft at 10:15PM Oct 05, 2019Observed: 21.31 ft at 10:30PM Oct 05, 2019Observed: 21.33 ft at 10:45PM Oct 05, 2019Observed: 21.33 ft at 11:00PM Oct 05, 2019Observed: 21.33 ft at 11:15PM Oct 05, 2019Observed: 21.36 ft at 11:30PM Oct 05, 2019Observed: 21.38 ft at 11:45PM Oct 05, 2019Observed: 21.37 ft at 12:00AM Oct 06, 2019Observed: 21.38 ft at 12:15AM Oct 06, 2019Observed: 21.37 ft at 12:30AM Oct 06, 2019Observed: 21.38 ft at 12:45AM Oct 06, 2019Observed: 21.38 ft at 1:00AM Oct 06, 2019Observed: 21.39 ft at 1:15AM Oct 06, 2019Observed: 21.39 ft at 1:30AM Oct 06, 2019Observed: 21.4 ft at 1:45AM Oct 06, 2019Observed: 21.42 ft at 2:00AM Oct 06, 2019Observed: 21.41 ft at 2:15AM Oct 06, 2019Observed: 21.42 ft at 2:30AM Oct 06, 2019Observed: 21.42 ft at 2:45AM Oct 06, 2019Observed: 21.45 ft at 3:00AM Oct 06, 2019Observed: 21.42 ft at 3:15AM Oct 06, 2019Observed: 21.44 ft at 3:30AM Oct 06, 2019Observed: 21.44 ft at 3:45AM Oct 06, 2019Observed: 21.45 ft at 4:00AM Oct 06, 2019Observed: 21.46 ft at 4:15AM Oct 06, 2019Observed: 21.46 ft at 4:16AM Oct 06, 2019Observed: 21.46 ft at 4:30AM Oct 06, 2019Observed: 21.46 ft at 4:31AM Oct 06, 2019Observed: 21.48 ft at 4:45AM Oct 06, 2019Observed: 21.48 ft at 4:46AM Oct 06, 2019Observed: 21.5 ft at 5:00AM Oct 06, 2019Observed: 21.47 ft at 5:15AM Oct 06, 2019Observed: 21.51 ft at 5:30AM Oct 06, 2019Observed: 21.52 ft at 5:45AM Oct 06, 2019Observed: 21.5 ft at 6:00AM Oct 06, 2019Observed: 21.5 ft at 6:15AM Oct 06, 2019Observed: 21.53 ft at 6:30AM Oct 06, 2019Observed: 21.53 ft at 6:45AM Oct 06, 2019Observed: 21.53 ft at 7:00AM Oct 06, 2019Observed: 21.53 ft at 7:15AM Oct 06, 2019Observed: 21.55 ft at 7:30AM Oct 06, 2019Observed: 21.56 ft at 7:45AM Oct 06, 2019Observed: 21.56 ft at 8:00AM Oct 06, 2019Observed: 21.56 ft at 8:15AM Oct 06, 2019Observed: 21.57 ft at 8:30AM Oct 06, 2019Observed: 21.57 ft at 8:45AM Oct 06, 2019Observed: 21.59 ft at 9:00AM Oct 06, 2019Observed: 21.61 ft at 9:15AM Oct 06, 2019Observed: 21.63 ft at 9:30AM Oct 06, 2019Observed: 21.64 ft at 9:45AM Oct 06, 2019Observed: 21.62 ft at 10:00AM Oct 06, 2019Observed: 21.63 ft at 10:15AM Oct 06, 2019Observed: 21.65 ft at 10:30AM Oct 06, 2019Observed: 21.64 ft at 10:45AM Oct 06, 2019Observed: 21.64 ft at 11:00AM Oct 06, 2019Observed: 21.65 ft at 11:15AM Oct 06, 2019Observed: 21.69 ft at 11:30AM Oct 06, 2019Observed: 21.69 ft at 11:45AM Oct 06, 2019Observed: 21.69 ft at 12:00PM Oct 06, 2019Observed: 21.68 ft at 12:15PM Oct 06, 2019Observed: 21.68 ft at 12:17PM Oct 06, 2019Observed: 21.71 ft at 12:30PM Oct 06, 2019Observed: 21.71 ft at 12:32PM Oct 06, 2019Observed: 21.72 ft at 12:45PM Oct 06, 2019Observed: 21.72 ft at 12:47PM Oct 06, 2019Observed: 21.73 ft at 1:00PM Oct 06, 2019Observed: 21.73 ft at 1:15PM Oct 06, 2019Observed: 21.74 ft at 1:30PM Oct 06, 2019Observed: 21.75 ft at 1:45PM Oct 06, 2019Observed: 21.77 ft at 2:00PM Oct 06, 2019Observed: 21.76 ft at 2:15PM Oct 06, 2019Observed: 21.77 ft at 2:30PM Oct 06, 2019Observed: 21.76 ft at 2:45PM Oct 06, 2019Observed: 21.81 ft at 3:00PM Oct 06, 2019Observed: 21.78 ft at 3:15PM Oct 06, 2019Observed: 21.79 ft at 3:30PM Oct 06, 2019Observed: 21.79 ft at 3:45PM Oct 06, 2019Observed: 21.8 ft at 4:00PM Oct 06, 2019Observed: 21.82 ft at 4:15PM Oct 06, 2019Observed: 21.83 ft at 4:30PM Oct 06, 2019Observed: 21.83 ft at 4:45PM Oct 06, 2019Observed: 21.84 ft at 5:00PM Oct 06, 2019Observed: 21.84 ft at 5:15PM Oct 06, 2019Observed: 21.83 ft at 5:30PM Oct 06, 2019Observed: 21.85 ft at 5:45PM Oct 06, 2019Observed: 21.86 ft at 6:00PM Oct 06, 2019Observed: 21.85 ft at 6:15PM Oct 06, 2019Observed: 21.86 ft at 6:30PM Oct 06, 2019Observed: 21.84 ft at 6:45PM Oct 06, 2019Observed: 21.85 ft at 7:00PM Oct 06, 2019Observed: 21.87 ft at 7:15PM Oct 06, 2019Observed: 21.89 ft at 7:30PM Oct 06, 2019Observed: 21.88 ft at 7:45PM Oct 06, 2019Observed: 21.89 ft at 8:00PM Oct 06, 2019Observed: 21.88 ft at 8:15PM Oct 06, 2019Observed: 21.88 ft at 8:16PM Oct 06, 2019Observed: 21.91 ft at 8:30PM Oct 06, 2019Observed: 21.91 ft at 8:31PM Oct 06, 2019Observed: 21.88 ft at 8:45PM Oct 06, 2019Observed: 21.88 ft at 8:46PM Oct 06, 2019Observed: 21.89 ft at 9:00PM Oct 06, 2019Observed: 21.89 ft at 9:15PM Oct 06, 2019Observed: 21.9 ft at 9:30PM Oct 06, 2019Observed: 21.91 ft at 9:45PM Oct 06, 2019Observed: 21.91 ft at 10:00PM Oct 06, 2019Observed: 21.92 ft at 10:15PM Oct 06, 2019Observed: 21.9 ft at 10:30PM Oct 06, 2019Observed: 21.91 ft at 10:45PM Oct 06, 2019Observed: 21.96 ft at 11:00PM Oct 06, 2019Observed: 21.96 ft at 11:15PM Oct 06, 2019Observed: 21.96 ft at 11:30PM Oct 06, 2019Observed: 21.95 ft at 11:45PM Oct 06, 2019Observed: 21.97 ft at 12:00AM Oct 07, 2019Observed: 21.97 ft at 12:15AM Oct 07, 2019Observed: 21.96 ft at 12:30AM Oct 07, 2019Observed: 21.97 ft at 12:45AM Oct 07, 2019Observed: 21.97 ft at 1:00AM Oct 07, 2019Observed: 21.97 ft at 1:15AM Oct 07, 2019Observed: 21.97 ft at 1:30AM Oct 07, 2019Observed: 21.98 ft at 1:45AM Oct 07, 2019Observed: 21.95 ft at 2:00AM Oct 07, 2019Observed: 21.98 ft at 2:15AM Oct 07, 2019Observed: 21.98 ft at 2:30AM Oct 07, 2019Observed: 21.99 ft at 2:45AM Oct 07, 2019Observed: 21.97 ft at 3:00AM Oct 07, 2019Observed: 21.99 ft at 3:15AM Oct 07, 2019Observed: 21.97 ft at 3:30AM Oct 07, 2019Observed: 22 ft at 3:45AM Oct 07, 2019Observed: 21.96 ft at 4:00AM Oct 07, 2019Observed: 21.98 ft at 4:15AM Oct 07, 2019Observed: 21.98 ft at 4:16AM Oct 07, 2019Observed: 21.98 ft at 4:30AM Oct 07, 2019Observed: 21.98 ft at 4:31AM Oct 07, 2019Observed: 21.98 ft at 4:45AM Oct 07, 2019Observed: 21.98 ft at 4:46AM Oct 07, 2019Observed: 21.99 ft at 5:00AM Oct 07, 2019Observed: 21.99 ft at 5:15AM Oct 07, 2019Observed: 21.98 ft at 5:30AM Oct 07, 2019Observed: 21.98 ft at 5:45AM Oct 07, 2019Highest Observation: 22.02 ft at 6:00AM Oct 07, 2019Observed: 22 ft at 6:15AM Oct 07, 2019Observed: 21.99 ft at 6:30AM Oct 07, 2019Observed: 21.98 ft at 6:45AM Oct 07, 2019Observed: 21.99 ft at 7:00AM Oct 07, 2019Observed: 21.98 ft at 7:15AM Oct 07, 2019Observed: 21.99 ft at 7:30AM Oct 07, 2019Observed: 22 ft at 7:45AM Oct 07, 2019Observed: 21.99 ft at 8:00AM Oct 07, 2019Observed: 21.98 ft at 8:15AM Oct 07, 2019Observed: 21.98 ft at 8:30AM Oct 07, 2019Observed: 21.98 ft at 10:45AM Oct 07, 2019Observed: 21.98 ft at 11:00AM Oct 07, 2019Observed: 21.99 ft at 11:15AM Oct 07, 2019Observed: 21.97 ft at 11:30AM Oct 07, 2019Observed: 21.95 ft at 11:45AM Oct 07, 2019Observed: 21.94 ft at 12:00PM Oct 07, 2019Observed: 21.98 ft at 12:15PM Oct 07, 2019Observed: 21.98 ft at 12:17PM Oct 07, 2019Observed: 21.96 ft at 12:30PM Oct 07, 2019Observed: 21.96 ft at 12:32PM Oct 07, 2019Observed: 21.96 ft at 12:45PM Oct 07, 2019Observed: 21.96 ft at 12:47PM Oct 07, 2019Observed: 21.96 ft at 1:00PM Oct 07, 2019Observed: 21.96 ft at 1:15PM Oct 07, 2019Observed: 21.94 ft at 1:30PM Oct 07, 2019Observed: 21.96 ft at 1:45PM Oct 07, 2019Observed: 21.95 ft at 2:00PM Oct 07, 2019Observed: 21.95 ft at 2:15PM Oct 07, 2019Observed: 21.94 ft at 2:30PM Oct 07, 2019Observed: 21.94 ft at 2:45PM Oct 07, 2019Observed: 21.92 ft at 3:00PM Oct 07, 2019Observed: 21.91 ft at 3:15PM Oct 07, 2019Observed: 21.93 ft at 3:30PM Oct 07, 2019Observed: 21.91 ft at 3:45PM Oct 07, 2019Observed: 21.92 ft at 4:00PM Oct 07, 2019Observed: 21.89 ft at 4:15PM Oct 07, 2019Observed: 21.9 ft at 4:30PM Oct 07, 2019Observed: 21.9 ft at 4:45PM Oct 07, 2019Observed: 21.89 ft at 5:00PM Oct 07, 2019Observed: 21.89 ft at 5:15PM Oct 07, 2019Observed: 21.88 ft at 5:30PM Oct 07, 2019Observed: 21.89 ft at 5:45PM Oct 07, 2019Observed: 21.9 ft at 6:00PM Oct 07, 2019Observed: 21.87 ft at 6:15PM Oct 07, 2019Observed: 21.87 ft at 6:30PM Oct 07, 2019Observed: 21.87 ft at 6:45PM Oct 07, 2019Observed: 21.83 ft at 7:00PM Oct 07, 2019Observed: 21.85 ft at 7:15PM Oct 07, 2019Observed: 21.83 ft at 7:30PM Oct 07, 2019Observed: 21.83 ft at 7:45PM Oct 07, 2019Observed: 21.84 ft at 8:00PM Oct 07, 2019Observed: 21.84 ft at 8:15PM Oct 07, 2019Observed: 21.84 ft at 8:17PM Oct 07, 2019Observed: 21.8 ft at 8:30PM Oct 07, 2019Observed: 21.8 ft at 8:32PM Oct 07, 2019Observed: 21.83 ft at 8:45PM Oct 07, 2019Observed: 21.83 ft at 8:47PM Oct 07, 2019Observed: 21.81 ft at 9:00PM Oct 07, 2019Observed: 21.81 ft at 9:15PM Oct 07, 2019Observed: 21.81 ft at 9:30PM Oct 07, 2019Observed: 21.81 ft at 9:45PM Oct 07, 2019Observed: 21.79 ft at 10:00PM Oct 07, 2019Observed: 21.79 ft at 10:15PM Oct 07, 2019Observed: 21.76 ft at 10:30PM Oct 07, 2019Observed: 21.77 ft at 10:45PM Oct 07, 2019Observed: 21.72 ft at 11:00PM Oct 07, 2019Observed: 21.73 ft at 11:15PM Oct 07, 2019Observed: 21.75 ft at 11:30PM Oct 07, 2019Observed: 21.73 ft at 11:45PM Oct 07, 2019Observed: 21.71 ft at 12:00AM Oct 08, 2019Observed: 21.72 ft at 12:15AM Oct 08, 2019Observed: 21.71 ft at 12:30AM Oct 08, 2019Observed: 21.71 ft at 12:45AM Oct 08, 2019Observed: 21.67 ft at 1:00AM Oct 08, 2019Observed: 21.7 ft at 1:15AM Oct 08, 2019Observed: 21.68 ft at 1:30AM Oct 08, 2019Observed: 21.67 ft at 1:45AM Oct 08, 2019Observed: 21.68 ft at 2:00AM Oct 08, 2019Observed: 21.65 ft at 2:15AM Oct 08, 2019Observed: 21.64 ft at 2:30AM Oct 08, 2019Observed: 21.64 ft at 2:45AM Oct 08, 2019Observed: 21.63 ft at 3:00AM Oct 08, 2019Observed: 21.62 ft at 3:15AM Oct 08, 2019Observed: 21.61 ft at 3:30AM Oct 08, 2019Observed: 21.6 ft at 3:45AM Oct 08, 2019Observed: 21.59 ft at 4:00AM Oct 08, 2019Observed: 21.6 ft at 4:15AM Oct 08, 2019Observed: 21.6 ft at 4:16AM Oct 08, 2019Observed: 21.6 ft at 4:30AM Oct 08, 2019Observed: 21.6 ft at 4:31AM Oct 08, 2019Observed: 21.56 ft at 4:45AM Oct 08, 2019Observed: 21.56 ft at 4:46AM Oct 08, 2019Observed: 21.55 ft at 5:00AM Oct 08, 2019Observed: 21.54 ft at 5:15AM Oct 08, 2019Observed: 21.53 ft at 5:30AM Oct 08, 2019Observed: 21.53 ft at 5:45AM Oct 08, 2019Observed: 21.51 ft at 6:00AM Oct 08, 2019Observed: 21.51 ft at 6:15AM Oct 08, 2019Observed: 21.53 ft at 6:30AM Oct 08, 2019Observed: 21.51 ft at 6:45AM Oct 08, 2019Observed: 21.49 ft at 7:00AM Oct 08, 2019Observed: 21.48 ft at 7:15AM Oct 08, 2019Observed: 21.47 ft at 7:30AM Oct 08, 2019Observed: 21.46 ft at 7:45AM Oct 08, 2019Observed: 21.43 ft at 8:00AM Oct 08, 2019Observed: 21.44 ft at 8:15AM Oct 08, 2019Observed: 21.42 ft at 8:30AM Oct 08, 2019Observed: 21.46 ft at 9:30AM Oct 08, 2019Observed: 21.4 ft at 9:45AM Oct 08, 2019Observed: 21.39 ft at 10:00AM Oct 08, 2019Observed: 21.35 ft at 10:15AM Oct 08, 2019Observed: 21.33 ft at 10:30AM Oct 08, 2019Observed: 21.34 ft at 10:45AM Oct 08, 2019Observed: 21.33 ft at 11:00AM Oct 08, 2019Observed: 21.34 ft at 11:15AM Oct 08, 2019Observed: 21.31 ft at 11:30AM Oct 08, 2019Observed: 21.3 ft at 11:45AM Oct 08, 2019Observed: 21.29 ft at 12:00PM Oct 08, 2019Observed: 21.29 ft at 12:15PM Oct 08, 2019Observed: 21.29 ft at 12:16PM Oct 08, 2019Observed: 21.28 ft at 12:30PM Oct 08, 2019Observed: 21.28 ft at 12:31PM Oct 08, 2019Observed: 21.26 ft at 12:45PM Oct 08, 2019Observed: 21.26 ft at 12:46PM Oct 08, 2019Observed: 21.26 ft at 1:00PM Oct 08, 2019Observed: 21.27 ft at 1:15PM Oct 08, 2019Observed: 21.26 ft at 1:30PM Oct 08, 2019Observed: 21.27 ft at 1:45PM Oct 08, 2019Observed: 21.23 ft at 2:00PM Oct 08, 2019Observed: 21.25 ft at 2:15PM Oct 08, 2019Observed: 21.22 ft at 2:30PM Oct 08, 2019Observed: 21.22 ft at 2:45PM Oct 08, 2019Observed: 21.2 ft at 3:00PM Oct 08, 2019Observed: 21.21 ft at 3:15PM Oct 08, 2019Observed: 21.21 ft at 3:30PM Oct 08, 2019Observed: 21.17 ft at 3:45PM Oct 08, 2019Observed: 21.19 ft at 4:00PM Oct 08, 2019Observed: 21.16 ft at 4:15PM Oct 08, 2019Observed: 21.16 ft at 4:30PM Oct 08, 2019Observed: 21.15 ft at 4:45PM Oct 08, 2019Observed: 21.14 ft at 5:00PM Oct 08, 2019Observed: 21.12 ft at 5:15PM Oct 08, 2019Observed: 21.13 ft at 5:30PM Oct 08, 2019Observed: 21.13 ft at 5:45PM Oct 08, 2019Observed: 21.12 ft at 6:00PM Oct 08, 2019Observed: 21.1 ft at 6:15PM Oct 08, 2019Observed: 21.09 ft at 6:30PM Oct 08, 2019Observed: 21.11 ft at 6:45PM Oct 08, 2019Observed: 21.08 ft at 7:00PM Oct 08, 2019Observed: 21.05 ft at 7:15PM Oct 08, 2019Observed: 21.06 ft at 7:30PM Oct 08, 2019Observed: 21.06 ft at 7:45PM Oct 08, 2019Observed: 21.03 ft at 8:00PM Oct 08, 2019Observed: 21.05 ft at 8:15PM Oct 08, 2019Observed: 21.05 ft at 8:17PM Oct 08, 2019Observed: 21.04 ft at 8:30PM Oct 08, 2019Observed: 21.04 ft at 8:32PM Oct 08, 2019Observed: 21.03 ft at 8:45PM Oct 08, 2019Observed: 21.03 ft at 8:47PM Oct 08, 2019Observed: 21.01 ft at 9:00PM Oct 08, 2019Observed: 21.01 ft at 9:15PM Oct 08, 2019Observed: 20.99 ft at 9:30PM Oct 08, 2019Observed: 21.01 ft at 9:45PM Oct 08, 2019Observed: 20.99 ft at 10:00PM Oct 08, 2019Observed: 20.97 ft at 10:15PM Oct 08, 2019Observed: 20.97 ft at 10:30PM Oct 08, 2019Observed: 20.98 ft at 10:45PM Oct 08, 2019Observed: 20.96 ft at 11:00PM Oct 08, 2019Observed: 20.95 ft at 11:15PM Oct 08, 2019Observed: 20.94 ft at 11:30PM Oct 08, 2019Observed: 20.94 ft at 11:45PM Oct 08, 2019Observed: 20.93 ft at 12:00AM Oct 09, 2019Observed: 20.92 ft at 12:15AM Oct 09, 2019Observed: 20.92 ft at 12:30AM Oct 09, 2019Observed: 20.9 ft at 12:45AM Oct 09, 2019Observed: 20.91 ft at 1:00AM Oct 09, 2019Observed: 20.92 ft at 1:15AM Oct 09, 2019Observed: 20.89 ft at 1:30AM Oct 09, 2019Observed: 20.88 ft at 1:45AM Oct 09, 2019Observed: 20.89 ft at 2:00AM Oct 09, 2019Observed: 20.87 ft at 2:15AM Oct 09, 2019Observed: 20.86 ft at 2:30AM Oct 09, 2019Observed: 20.87 ft at 2:45AM Oct 09, 2019Observed: 20.86 ft at 3:00AM Oct 09, 2019Observed: 20.86 ft at 3:15AM Oct 09, 2019Observed: 20.84 ft at 3:30AM Oct 09, 2019Observed: 20.83 ft at 3:45AM Oct 09, 2019Observed: 20.83 ft at 4:00AM Oct 09, 2019Observed: 20.83 ft at 4:15AM Oct 09, 2019Observed: 20.83 ft at 4:17AM Oct 09, 2019Observed: 20.81 ft at 4:30AM Oct 09, 2019Observed: 20.81 ft at 4:32AM Oct 09, 2019Observed: 20.8 ft at 4:45AM Oct 09, 2019Observed: 20.8 ft at 4:47AM Oct 09, 2019Observed: 20.8 ft at 5:00AM Oct 09, 2019Observed: 20.8 ft at 5:15AM Oct 09, 2019Observed: 20.79 ft at 5:30AM Oct 09, 2019Observed: 20.79 ft at 5:45AM Oct 09, 2019Observed: 20.76 ft at 6:00AM Oct 09, 2019Observed: 20.77 ft at 6:15AM Oct 09, 2019Observed: 20.76 ft at 6:30AM Oct 09, 2019Observed: 20.76 ft at 6:45AM Oct 09, 2019Observed: 20.76 ft at 7:00AM Oct 09, 2019Observed: 20.74 ft at 7:15AM Oct 09, 2019Observed: 20.74 ft at 7:30AM Oct 09, 2019Observed: 20.73 ft at 7:45AM Oct 09, 2019Observed: 20.73 ft at 8:00AM Oct 09, 2019Observed: 20.71 ft at 8:15AM Oct 09, 2019Observed: 20.73 ft at 8:30AM Oct 09, 2019Observed: 20.71 ft at 8:45AM Oct 09, 2019Observed: 20.7 ft at 9:00AM Oct 09, 2019Observed: 20.7 ft at 9:15AM Oct 09, 2019Observed: 20.7 ft at 9:30AM Oct 09, 2019Observed: 20.69 ft at 9:45AM Oct 09, 2019Observed: 20.69 ft at 10:00AM Oct 09, 2019Observed: 20.68 ft at 10:15AM Oct 09, 2019Observed: 20.65 ft at 10:30AM Oct 09, 2019Observed: 20.67 ft at 10:45AM Oct 09, 2019Observed: 20.64 ft at 11:00AM Oct 09, 2019Observed: 20.65 ft at 11:15AM Oct 09, 2019Observed: 20.64 ft at 11:30AM Oct 09, 2019Observed: 20.63 ft at 11:45AM Oct 09, 2019Observed: 20.62 ft at 12:00PM Oct 09, 2019Observed: 20.62 ft at 12:15PM Oct 09, 2019Observed: 20.63 ft at 12:30PM Oct 09, 2019Observed: 20.63 ft at 12:31PM Oct 09, 2019Observed: 20.62 ft at 12:45PM Oct 09, 2019Observed: 20.62 ft at 12:46PM Oct 09, 2019Observed: 20.61 ft at 1:00PM Oct 09, 2019Observed: 20.61 ft at 1:01PM Oct 09, 2019Observed: 20.61 ft at 1:15PM Oct 09, 2019Observed: 20.59 ft at 1:30PM Oct 09, 2019Observed: 20.58 ft at 1:45PM Oct 09, 2019Observed: 20.6 ft at 2:00PM Oct 09, 2019Observed: 20.58 ft at 2:15PM Oct 09, 2019Observed: 20.59 ft at 2:30PM Oct 09, 2019Observed: 20.59 ft at 2:45PM Oct 09, 2019Observed: 20.57 ft at 3:00PM Oct 09, 2019Observed: 20.58 ft at 3:15PM Oct 09, 2019Observed: 20.56 ft at 3:30PM Oct 09, 2019Observed: 20.55 ft at 3:45PM Oct 09, 2019Observed: 20.55 ft at 4:00PM Oct 09, 2019Observed: 20.55 ft at 4:15PM Oct 09, 2019Observed: 20.53 ft at 4:30PM Oct 09, 2019Observed: 20.52 ft at 4:45PM Oct 09, 2019Observed: 20.51 ft at 5:00PM Oct 09, 2019Observed: 20.51 ft at 5:15PM Oct 09, 2019Observed: 20.52 ft at 5:30PM Oct 09, 2019Observed: 20.52 ft at 5:45PM Oct 09, 2019Observed: 20.51 ft at 6:00PM Oct 09, 2019Observed: 20.49 ft at 6:15PM Oct 09, 2019Observed: 20.51 ft at 6:30PM Oct 09, 2019Observed: 20.51 ft at 6:45PM Oct 09, 2019Observed: 20.5 ft at 7:00PM Oct 09, 2019Observed: 20.51 ft at 7:15PM Oct 09, 2019Observed: 20.5 ft at 7:30PM Oct 09, 2019Observed: 20.48 ft at 7:45PM Oct 09, 2019Observed: 20.46 ft at 8:00PM Oct 09, 2019Observed: 20.46 ft at 8:15PM Oct 09, 2019Observed: 20.44 ft at 8:30PM Oct 09, 2019Observed: 20.44 ft at 8:31PM Oct 09, 2019Observed: 20.45 ft at 8:45PM Oct 09, 2019Observed: 20.45 ft at 8:46PM Oct 09, 2019Observed: 20.44 ft at 9:00PM Oct 09, 2019Observed: 20.44 ft at 9:01PM Oct 09, 2019Observed: 20.42 ft at 9:15PM Oct 09, 2019Observed: 20.43 ft at 9:30PM Oct 09, 2019Observed: 20.42 ft at 9:45PM Oct 09, 2019Observed: 20.43 ft at 10:00PM Oct 09, 2019Observed: 20.4 ft at 10:15PM Oct 09, 2019Observed: 20.42 ft at 10:30PM Oct 09, 2019Observed: 20.41 ft at 10:45PM Oct 09, 2019Observed: 20.4 ft at 11:00PM Oct 09, 2019Observed: 20.41 ft at 11:15PM Oct 09, 2019Observed: 20.4 ft at 11:30PM Oct 09, 2019Observed: 20.38 ft at 11:45PM Oct 09, 2019Observed: 20.38 ft at 12:00AM Oct 10, 2019Observed: 20.41 ft at 12:15AM Oct 10, 2019Observed: 20.4 ft at 12:30AM Oct 10, 2019Observed: 20.37 ft at 12:45AM Oct 10, 2019Observed: 20.38 ft at 1:00AM Oct 10, 2019Observed: 20.39 ft at 1:15AM Oct 10, 2019Observed: 20.36 ft at 1:30AM Oct 10, 2019Observed: 20.35 ft at 1:45AM Oct 10, 2019Observed: 20.35 ft at 2:00AM Oct 10, 2019Observed: 20.36 ft at 2:15AM Oct 10, 2019Observed: 20.34 ft at 2:30AM Oct 10, 2019Observed: 20.33 ft at 2:45AM Oct 10, 2019Observed: 20.34 ft at 3:00AM Oct 10, 2019Observed: 20.32 ft at 3:15AM Oct 10, 2019Observed: 20.33 ft at 3:30AM Oct 10, 2019Observed: 20.34 ft at 3:45AM Oct 10, 2019Observed: 20.3 ft at 4:00AM Oct 10, 2019Observed: 20.3 ft at 4:15AM Oct 10, 2019Observed: 20.3 ft at 4:30AM Oct 10, 2019Observed: 20.3 ft at 4:31AM Oct 10, 2019Observed: 20.31 ft at 4:45AM Oct 10, 2019Observed: 20.31 ft at 4:46AM Oct 10, 2019Observed: 20.29 ft at 5:00AM Oct 10, 2019Observed: 20.29 ft at 5:01AM Oct 10, 2019Observed: 20.3 ft at 5:15AM Oct 10, 2019Observed: 20.28 ft at 5:30AM Oct 10, 2019Observed: 20.29 ft at 5:45AM Oct 10, 2019Observed: 20.28 ft at 6:00AM Oct 10, 2019Observed: 20.28 ft at 6:15AM Oct 10, 2019Observed: 20.29 ft at 6:30AM Oct 10, 2019Observed: 20.26 ft at 6:45AM Oct 10, 2019Observed: 20.27 ft at 7:00AM Oct 10, 2019Observed: 20.27 ft at 7:15AM Oct 10, 2019Observed: 20.26 ft at 7:30AM Oct 10, 2019Observed: 20.25 ft at 7:45AM Oct 10, 2019Observed: 20.24 ft at 8:00AM Oct 10, 2019Observed: 20.23 ft at 8:15AM Oct 10, 2019Observed: 20.22 ft at 8:30AM Oct 10, 2019Observed: 20.22 ft at 8:45AM Oct 10, 2019Observed: 20.23 ft at 9:00AM Oct 10, 2019Observed: 20.22 ft at 9:15AM Oct 10, 2019Observed: 20.21 ft at 9:30AM Oct 10, 2019Observed: 20.2 ft at 9:45AM Oct 10, 2019Observed: 20.2 ft at 10:00AM Oct 10, 2019Observed: 20.19 ft at 10:15AM Oct 10, 2019Observed: 20.2 ft at 10:30AM Oct 10, 2019Observed: 20.21 ft at 10:45AM Oct 10, 2019Observed: 20.2 ft at 11:00AM Oct 10, 2019Observed: 20.2 ft at 11:15AM Oct 10, 2019Observed: 20.17 ft at 11:30AM Oct 10, 2019Observed: 20.19 ft at 11:45AM Oct 10, 2019Observed: 20.18 ft at 12:00PM Oct 10, 2019Observed: 20.19 ft at 12:15PM Oct 10, 2019Observed: 20.18 ft at 12:30PM Oct 10, 2019Observed: 20.18 ft at 12:32PM Oct 10, 2019Observed: 20.17 ft at 12:45PM Oct 10, 2019Observed: 20.17 ft at 12:47PM Oct 10, 2019Observed: 20.16 ft at 1:00PM Oct 10, 2019Observed: 20.16 ft at 1:02PM Oct 10, 2019Observed: 20.14 ft at 1:15PM Oct 10, 2019Observed: 20.16 ft at 1:30PM Oct 10, 2019Observed: 20.17 ft at 1:45PM Oct 10, 2019Observed: 20.15 ft at 2:00PM Oct 10, 2019Observed: 20.16 ft at 2:15PM Oct 10, 2019Observed: 20.13 ft at 2:30PM Oct 10, 2019Observed: 20.15 ft at 2:45PM Oct 10, 2019Observed: 20.14 ft at 3:00PM Oct 10, 2019Observed: 20.13 ft at 3:15PM Oct 10, 2019Observed: 20.13 ft at 3:30PM Oct 10, 2019Observed: 20.14 ft at 3:45PM Oct 10, 2019Observed: 20.15 ft at 4:00PM Oct 10, 2019Observed: 20.15 ft at 4:15PM Oct 10, 2019Observed: 20.11 ft at 4:30PM Oct 10, 2019Observed: 20.13 ft at 4:45PM Oct 10, 2019Observed: 20.12 ft at 5:00PM Oct 10, 2019Observed: 20.12 ft at 5:15PM Oct 10, 2019Observed: 20.09 ft at 5:30PM Oct 10, 2019Observed: 20.11 ft at 5:45PM Oct 10, 2019Observed: 20.1 ft at 6:00PM Oct 10, 2019Observed: 20.1 ft at 6:15PM Oct 10, 2019Observed: 20.11 ft at 6:30PM Oct 10, 2019Observed: 20.08 ft at 6:45PM Oct 10, 2019Observed: 20.09 ft at 7:00PM Oct 10, 2019Observed: 20.11 ft at 7:15PM Oct 10, 2019Observed: 20.06 ft at 7:30PM Oct 10, 2019Observed: 20.09 ft at 7:45PM Oct 10, 2019Observed: 20.08 ft at 8:00PM Oct 10, 2019Observed: 20.07 ft at 8:15PM Oct 10, 2019Observed: 20.05 ft at 8:30PM Oct 10, 2019Observed: 20.05 ft at 8:31PM Oct 10, 2019Observed: 20.07 ft at 8:45PM Oct 10, 2019Observed: 20.07 ft at 8:46PM Oct 10, 2019Observed: 20.07 ft at 9:00PM Oct 10, 2019Observed: 20.07 ft at 9:01PM Oct 10, 2019Observed: 20.04 ft at 9:15PM Oct 10, 2019Observed: 20.06 ft at 9:30PM Oct 10, 2019Observed: 20.06 ft at 9:45PM Oct 10, 2019Observed: 20.05 ft at 10:00PM Oct 10, 2019Observed: 20.04 ft at 10:15PM Oct 10, 2019Observed: 20.04 ft at 10:30PM Oct 10, 2019Observed: 20.03 ft at 10:45PM Oct 10, 2019Observed: 20.02 ft at 11:00PM Oct 10, 2019Observed: 20.02 ft at 11:15PM Oct 10, 2019Observed: 20.03 ft at 11:30PM Oct 10, 2019Observed: 20.04 ft at 11:45PM Oct 10, 2019Observed: 20.02 ft at 12:00AM Oct 11, 2019Observed: 20 ft at 12:15AM Oct 11, 2019Observed: 20.02 ft at 12:30AM Oct 11, 2019Observed: 20.01 ft at 12:45AM Oct 11, 2019Observed: 20 ft at 1:00AM Oct 11, 2019Observed: 20 ft at 1:15AM Oct 11, 2019Observed: 19.99 ft at 1:30AM Oct 11, 2019Observed: 20.02 ft at 1:45AM Oct 11, 2019Observed: 20 ft at 2:00AM Oct 11, 2019Observed: 20 ft at 2:15AM Oct 11, 2019Observed: 20 ft at 2:30AM Oct 11, 2019Observed: 20 ft at 2:45AM Oct 11, 2019Observed: 20 ft at 3:00AM Oct 11, 2019Observed: 19.99 ft at 3:15AM Oct 11, 2019Observed: 19.98 ft at 3:30AM Oct 11, 2019Observed: 19.98 ft at 3:45AM Oct 11, 2019Observed: 19.98 ft at 4:00AM Oct 11, 2019Observed: 19.96 ft at 4:15AM Oct 11, 2019Observed: 19.97 ft at 4:30AM Oct 11, 2019Observed: 19.97 ft at 4:31AM Oct 11, 2019Observed: 19.95 ft at 4:45AM Oct 11, 2019Observed: 19.95 ft at 4:46AM Oct 11, 2019Observed: 19.95 ft at 5:00AM Oct 11, 2019Observed: 19.95 ft at 5:01AM Oct 11, 2019Observed: 19.97 ft at 5:15AM Oct 11, 2019Observed: 19.95 ft at 5:30AM Oct 11, 2019Observed: 19.94 ft at 5:45AM Oct 11, 2019Observed: 19.95 ft at 6:00AM Oct 11, 2019Observed: 19.94 ft at 6:15AM Oct 11, 2019Observed: 19.92 ft at 6:30AM Oct 11, 2019Observed: 19.91 ft at 6:45AM Oct 11, 2019Observed: 19.92 ft at 7:00AM Oct 11, 2019Observed: 19.94 ft at 7:15AM Oct 11, 2019Observed: 19.92 ft at 7:30AM Oct 11, 2019Observed: 19.91 ft at 7:45AM Oct 11, 2019Observed: 19.88 ft at 8:00AM Oct 11, 2019Observed: 19.92 ft at 8:15AM Oct 11, 2019Observed: 19.91 ft at 8:30AM Oct 11, 2019Observed: 19.92 ft at 8:45AM Oct 11, 2019Observed: 19.91 ft at 9:00AM Oct 11, 2019Observed: 19.89 ft at 9:15AM Oct 11, 2019Observed: 19.9 ft at 9:30AM Oct 11, 2019Observed: 19.88 ft at 9:45AM Oct 11, 2019Observed: 19.88 ft at 10:00AM Oct 11, 2019Observed: 19.89 ft at 10:15AM Oct 11, 2019Observed: 19.89 ft at 10:30AM Oct 11, 2019Observed: 19.88 ft at 10:45AM Oct 11, 2019Observed: 19.88 ft at 11:00AM Oct 11, 2019Observed: 19.89 ft at 11:15AM Oct 11, 2019Observed: 19.88 ft at 11:30AM Oct 11, 2019Observed: 19.88 ft at 11:45AM Oct 11, 2019Observed: 19.88 ft at 12:00PM Oct 11, 2019Observed: 19.88 ft at 12:15PM Oct 11, 2019Observed: 19.88 ft at 12:30PM Oct 11, 2019Observed: 19.88 ft at 12:31PM Oct 11, 2019Observed: 19.89 ft at 12:45PM Oct 11, 2019Observed: 19.89 ft at 12:46PM Oct 11, 2019Observed: 19.85 ft at 1:00PM Oct 11, 2019Observed: 19.85 ft at 1:01PM Oct 11, 2019Observed: 19.85 ft at 1:15PM Oct 11, 2019Observed: 19.86 ft at 1:30PM Oct 11, 2019Observed: 19.87 ft at 1:45PM Oct 11, 2019Observed: 19.87 ft at 2:00PM Oct 11, 2019Observed: 19.89 ft at 2:15PM Oct 11, 2019Observed: 19.87 ft at 2:30PM Oct 11, 2019Observed: 19.84 ft at 2:45PM Oct 11, 2019Observed: 19.86 ft at 3:00PM Oct 11, 2019Observed: 19.86 ft at 3:15PM Oct 11, 2019Observed: 19.86 ft at 3:30PM Oct 11, 2019Observed: 19.84 ft at 3:45PM Oct 11, 2019Observed: 19.86 ft at 4:00PM Oct 11, 2019Observed: 19.86 ft at 4:15PM Oct 11, 2019Observed: 19.85 ft at 4:30PM Oct 11, 2019Observed: 19.84 ft at 4:45PM Oct 11, 2019Observed: 19.84 ft at 5:00PM Oct 11, 2019Observed: 19.84 ft at 5:15PM Oct 11, 2019Observed: 19.83 ft at 5:30PM Oct 11, 2019Observed: 19.83 ft at 5:45PM Oct 11, 2019Observed: 19.83 ft at 6:00PM Oct 11, 2019Observed: 19.81 ft at 6:15PM Oct 11, 2019Observed: 19.82 ft at 6:30PM Oct 11, 2019Observed: 19.83 ft at 6:45PM Oct 11, 2019Observed: 19.82 ft at 7:00PM Oct 11, 2019Observed: 19.81 ft at 7:15PM Oct 11, 2019Observed: 19.81 ft at 7:30PM Oct 11, 2019Observed: 19.84 ft at 7:45PM Oct 11, 2019Observed: 19.82 ft at 8:00PM Oct 11, 2019Observed: 19.82 ft at 8:15PM Oct 11, 2019Observed: 19.8 ft at 8:30PM Oct 11, 2019Observed: 19.8 ft at 8:31PM Oct 11, 2019Observed: 19.8 ft at 8:45PM Oct 11, 2019Observed: 19.8 ft at 8:46PM Oct 11, 2019Observed: 19.8 ft at 9:00PM Oct 11, 2019Observed: 19.8 ft at 9:01PM Oct 11, 2019Observed: 19.82 ft at 9:15PM Oct 11, 2019Observed: 19.78 ft at 9:30PM Oct 11, 2019Observed: 19.79 ft at 9:45PM Oct 11, 2019Observed: 19.8 ft at 10:00PM Oct 11, 2019Observed: 19.8 ft at 10:15PM Oct 11, 2019Observed: 19.81 ft at 10:30PM Oct 11, 2019Observed: 19.8 ft at 10:45PM Oct 11, 2019Observed: 19.79 ft at 11:00PM Oct 11, 2019Observed: 19.78 ft at 11:15PM Oct 11, 2019Observed: 19.79 ft at 11:30PM Oct 11, 2019Observed: 19.8 ft at 11:45PM Oct 11, 2019Observed: 19.78 ft at 12:00AM Oct 12, 2019Observed: 19.79 ft at 12:15AM Oct 12, 2019Observed: 19.78 ft at 12:30AM Oct 12, 2019Observed: 19.77 ft at 12:45AM Oct 12, 2019Observed: 19.77 ft at 1:00AM Oct 12, 2019Observed: 19.76 ft at 1:15AM Oct 12, 2019Observed: 19.78 ft at 1:30AM Oct 12, 2019Observed: 19.76 ft at 1:45AM Oct 12, 2019Observed: 19.77 ft at 2:00AM Oct 12, 2019Observed: 19.75 ft at 2:15AM Oct 12, 2019Observed: 19.75 ft at 2:30AM Oct 12, 2019Observed: 19.76 ft at 2:45AM Oct 12, 2019Observed: 19.76 ft at 3:00AM Oct 12, 2019Observed: 19.75 ft at 3:15AM Oct 12, 2019Observed: 19.75 ft at 3:30AM Oct 12, 2019Observed: 19.73 ft at 3:45AM Oct 12, 2019Observed: 19.74 ft at 4:00AM Oct 12, 2019Observed: 19.75 ft at 4:15AM Oct 12, 2019Observed: 19.75 ft at 4:30AM Oct 12, 2019Observed: 19.75 ft at 4:32AM Oct 12, 2019Observed: 19.74 ft at 4:45AM Oct 12, 2019Observed: 19.74 ft at 4:47AM Oct 12, 2019Observed: 19.73 ft at 5:00AM Oct 12, 2019Observed: 19.73 ft at 5:02AM Oct 12, 2019Observed: 19.73 ft at 5:15AM Oct 12, 2019Observed: 19.73 ft at 5:30AM Oct 12, 2019Observed: 19.73 ft at 5:45AM Oct 12, 2019Observed: 19.73 ft at 6:00AM Oct 12, 2019Observed: 19.72 ft at 6:15AM Oct 12, 2019Observed: 19.74 ft at 6:30AM Oct 12, 2019Observed: 19.72 ft at 6:45AM Oct 12, 2019Observed: 19.71 ft at 7:00AM Oct 12, 2019Observed: 19.72 ft at 7:15AM Oct 12, 2019Observed: 19.72 ft at 7:30AM Oct 12, 2019Observed: 19.71 ft at 7:45AM Oct 12, 2019Observed: 19.71 ft at 8:00AM Oct 12, 2019Observed: 19.73 ft at 8:15AM Oct 12, 2019Observed: 19.71 ft at 8:30AM Oct 12, 2019Observed: 19.7 ft at 8:45AM Oct 12, 2019Observed: 19.72 ft at 9:00AM Oct 12, 2019Observed: 19.7 ft at 9:15AM Oct 12, 2019Observed: 19.71 ft at 9:30AM Oct 12, 2019Observed: 19.71 ft at 9:45AM Oct 12, 2019Observed: 19.71 ft at 10:00AM Oct 12, 2019Observed: 19.72 ft at 10:15AM Oct 12, 2019Observed: 19.71 ft at 10:30AM Oct 12, 2019Observed: 19.69 ft at 10:45AM Oct 12, 2019Observed: 19.69 ft at 11:00AM Oct 12, 2019Observed: 19.71 ft at 11:15AM Oct 12, 2019Observed: 19.68 ft at 11:30AM Oct 12, 2019Observed: 19.69 ft at 11:45AM Oct 12, 2019Observed: 19.7 ft at 12:00PM Oct 12, 2019Observed: 19.69 ft at 12:15PM Oct 12, 2019Observed: 19.69 ft at 12:30PM Oct 12, 2019Observed: 19.69 ft at 12:31PM Oct 12, 2019Observed: 19.7 ft at 12:45PM Oct 12, 2019Observed: 19.7 ft at 12:46PM Oct 12, 2019Observed: 19.69 ft at 1:00PM Oct 12, 2019Observed: 19.69 ft at 1:01PM Oct 12, 2019Observed: 19.7 ft at 1:15PM Oct 12, 2019Observed: 19.69 ft at 1:30PM Oct 12, 2019Observed: 19.68 ft at 1:45PM Oct 12, 2019Observed: 19.69 ft at 2:00PM Oct 12, 2019Observed: 19.68 ft at 2:15PM Oct 12, 2019Observed: 19.66 ft at 2:30PM Oct 12, 2019Observed: 19.69 ft at 2:45PM Oct 12, 2019Observed: 19.65 ft at 3:00PM Oct 12, 2019Observed: 19.67 ft at 3:15PM Oct 12, 2019Observed: 19.66 ft at 3:30PM Oct 12, 2019Observed: 19.65 ft at 3:45PM Oct 12, 2019Observed: 19.64 ft at 4:00PM Oct 12, 2019Observed: 19.65 ft at 4:15PM Oct 12, 2019Observed: 19.65 ft at 4:30PM Oct 12, 2019Observed: 19.66 ft at 4:45PM Oct 12, 2019Observed: 19.65 ft at 5:00PM Oct 12, 2019Observed: 19.65 ft at 5:15PM Oct 12, 2019Observed: 19.64 ft at 5:30PM Oct 12, 2019Observed: 19.65 ft at 5:45PM Oct 12, 2019Observed: 19.63 ft at 6:00PM Oct 12, 2019Observed: 19.65 ft at 6:15PM Oct 12, 2019Observed: 19.63 ft at 6:30PM Oct 12, 2019Observed: 19.64 ft at 6:45PM Oct 12, 2019Observed: 19.64 ft at 7:00PM Oct 12, 2019Observed: 19.63 ft at 7:15PM Oct 12, 2019Observed: 19.62 ft at 7:30PM Oct 12, 2019Observed: 19.63 ft at 7:45PM Oct 12, 2019Observed: 19.63 ft at 8:00PM Oct 12, 2019Observed: 19.65 ft at 8:15PM Oct 12, 2019Observed: 19.63 ft at 8:30PM Oct 12, 2019Observed: 19.62 ft at 8:45PM Oct 12, 2019Observed: 19.62 ft at 8:47PM Oct 12, 2019Observed: 19.61 ft at 9:00PM Oct 12, 2019Observed: 19.61 ft at 9:02PM Oct 12, 2019Observed: 19.62 ft at 9:15PM Oct 12, 2019Observed: 19.62 ft at 9:17PM Oct 12, 2019Observed: 19.62 ft at 9:30PM Oct 12, 2019Observed: 19.63 ft at 9:45PM Oct 12, 2019Observed: 19.62 ft at 10:00PM Oct 12, 2019Observed: 19.63 ft at 10:15PM Oct 12, 2019Observed: 19.63 ft at 10:30PM Oct 12, 2019Observed: 19.6 ft at 10:45PM Oct 12, 2019Observed: 19.61 ft at 11:00PM Oct 12, 2019Observed: 19.62 ft at 11:15PM Oct 12, 2019Observed: 19.61 ft at 11:30PM Oct 12, 2019Observed: 19.61 ft at 11:45PM Oct 12, 2019Observed: 19.61 ft at 12:00AM Oct 13, 2019Observed: 19.62 ft at 12:15AM Oct 13, 2019Observed: 19.6 ft at 12:30AM Oct 13, 2019Observed: 19.6 ft at 12:45AM Oct 13, 2019Observed: 19.6 ft at 1:00AM Oct 13, 2019Observed: 19.61 ft at 1:15AM Oct 13, 2019Observed: 19.61 ft at 1:30AM Oct 13, 2019Observed: 19.61 ft at 1:45AM Oct 13, 2019Observed: 19.6 ft at 2:00AM Oct 13, 2019Observed: 19.6 ft at 2:15AM Oct 13, 2019Observed: 19.6 ft at 2:30AM Oct 13, 2019Observed: 19.59 ft at 2:45AM Oct 13, 2019Observed: 19.58 ft at 3:00AM Oct 13, 2019Observed: 19.59 ft at 3:15AM Oct 13, 2019Observed: 19.59 ft at 3:30AM Oct 13, 2019Observed: 19.59 ft at 3:45AM Oct 13, 2019Observed: 19.59 ft at 4:00AM Oct 13, 2019Observed: 19.59 ft at 4:15AM Oct 13, 2019Observed: 19.6 ft at 4:30AM Oct 13, 2019Observed: 19.58 ft at 4:45AM Oct 13, 2019Observed: 19.58 ft at 4:46AM Oct 13, 2019Observed: 19.58 ft at 5:00AM Oct 13, 2019Observed: 19.58 ft at 5:01AM Oct 13, 2019Observed: 19.56 ft at 5:15AM Oct 13, 2019Observed: 19.56 ft at 5:16AM Oct 13, 2019Observed: 19.58 ft at 5:30AM Oct 13, 2019Observed: 19.57 ft at 5:45AM Oct 13, 2019Observed: 19.56 ft at 6:00AM Oct 13, 2019Observed: 19.55 ft at 6:15AM Oct 13, 2019Observed: 19.56 ft at 6:30AM Oct 13, 2019Observed: 19.56 ft at 6:45AM Oct 13, 2019Observed: 19.55 ft at 7:00AM Oct 13, 2019Observed: 19.56 ft at 7:15AM Oct 13, 2019Observed: 19.56 ft at 7:30AM Oct 13, 2019Observed: 19.57 ft at 7:45AM Oct 13, 2019Observed: 19.55 ft at 8:00AM Oct 13, 2019Observed: 19.56 ft at 8:15AM Oct 13, 2019Observed: 19.55 ft at 8:30AM Oct 13, 2019Observed: 19.55 ft at 8:45AM Oct 13, 2019Observed: 19.54 ft at 9:00AM Oct 13, 2019Observed: 19.54 ft at 9:15AM Oct 13, 2019Observed: 19.55 ft at 9:30AM Oct 13, 2019Observed: 19.57 ft at 9:45AM Oct 13, 2019Observed: 19.54 ft at 10:00AM Oct 13, 2019Observed: 19.54 ft at 10:15AM Oct 13, 2019Observed: 19.56 ft at 10:30AM Oct 13, 2019Observed: 19.55 ft at 10:45AM Oct 13, 2019Observed: 19.54 ft at 11:00AM Oct 13, 2019Observed: 19.53 ft at 11:15AM Oct 13, 2019Observed: 19.54 ft at 11:30AM Oct 13, 2019Observed: 19.53 ft at 11:45AM Oct 13, 2019Observed: 19.54 ft at 12:00PM Oct 13, 2019Observed: 19.55 ft at 12:15PM Oct 13, 2019Observed: 19.54 ft at 12:30PM Oct 13, 2019Observed: 19.54 ft at 12:45PM Oct 13, 2019Observed: 19.54 ft at 12:46PM Oct 13, 2019Observed: 19.54 ft at 1:00PM Oct 13, 2019Observed: 19.54 ft at 1:01PM Oct 13, 2019Observed: 19.54 ft at 1:15PM Oct 13, 2019Observed: 19.54 ft at 1:16PM Oct 13, 2019Observed: 19.53 ft at 1:30PM Oct 13, 2019Observed: 19.54 ft at 1:45PM Oct 13, 2019Observed: 19.52 ft at 2:00PM Oct 13, 2019Observed: 19.52 ft at 2:15PM Oct 13, 2019Observed: 19.52 ft at 2:30PM Oct 13, 2019Observed: 19.54 ft at 2:45PM Oct 13, 2019Observed: 19.51 ft at 3:00PM Oct 13, 2019Observed: 19.5 ft at 3:15PM Oct 13, 2019Observed: 19.51 ft at 3:30PM Oct 13, 2019Observed: 19.5 ft at 3:45PM Oct 13, 2019Observed: 19.52 ft at 4:00PM Oct 13, 2019Observed: 19.52 ft at 4:15PM Oct 13, 2019Observed: 19.5 ft at 4:30PM Oct 13, 2019Observed: 19.51 ft at 4:45PM Oct 13, 2019Observed: 19.51 ft at 5:00PM Oct 13, 2019Observed: 19.5 ft at 5:15PM Oct 13, 2019Observed: 19.51 ft at 5:30PM Oct 13, 2019Observed: 19.5 ft at 5:45PM Oct 13, 2019Observed: 19.51 ft at 6:00PM Oct 13, 2019Observed: 19.49 ft at 6:15PM Oct 13, 2019Observed: 19.49 ft at 6:30PM Oct 13, 2019Observed: 19.49 ft at 6:45PM Oct 13, 2019Observed: 19.51 ft at 7:00PM Oct 13, 2019Observed: 19.5 ft at 7:15PM Oct 13, 2019Observed: 19.48 ft at 7:30PM Oct 13, 2019Observed: 19.5 ft at 7:45PM Oct 13, 2019Observed: 19.49 ft at 8:00PM Oct 13, 2019Observed: 19.49 ft at 8:15PM Oct 13, 2019Observed: 19.48 ft at 8:30PM Oct 13, 2019Observed: 19.48 ft at 8:45PM Oct 13, 2019Observed: 19.48 ft at 8:47PM Oct 13, 2019Observed: 19.49 ft at 9:00PM Oct 13, 2019Observed: 19.49 ft at 9:02PM Oct 13, 2019Observed: 19.49 ft at 9:15PM Oct 13, 2019Observed: 19.49 ft at 9:17PM Oct 13, 2019Observed: 19.47 ft at 9:30PM Oct 13, 2019Observed: 19.48 ft at 9:45PM Oct 13, 2019Observed: 19.47 ft at 10:00PM Oct 13, 2019Observed: 19.48 ft at 10:15PM Oct 13, 2019Observed: 19.48 ft at 10:30PM Oct 13, 2019Observed: 19.46 ft at 10:45PM Oct 13, 2019Observed: 19.48 ft at 11:00PM Oct 13, 2019Observed: 19.47 ft at 11:15PM Oct 13, 2019Observed: 19.47 ft at 11:30PM Oct 13, 2019Observed: 19.46 ft at 11:45PM Oct 13, 2019Observed: 19.46 ft at 12:00AM Oct 14, 2019Observed: 19.45 ft at 12:15AM Oct 14, 2019Observed: 19.46 ft at 12:30AM Oct 14, 2019Observed: 19.46 ft at 12:45AM Oct 14, 2019Observed: 19.45 ft at 1:00AM Oct 14, 2019Observed: 19.44 ft at 1:15AM Oct 14, 2019Observed: 19.46 ft at 1:30AM Oct 14, 2019Observed: 19.45 ft at 1:45AM Oct 14, 2019Observed: 19.46 ft at 2:00AM Oct 14, 2019Observed: 19.46 ft at 2:15AM Oct 14, 2019Observed: 19.44 ft at 2:30AM Oct 14, 2019Observed: 19.48 ft at 2:45AM Oct 14, 2019Observed: 19.46 ft at 3:00AM Oct 14, 2019Observed: 19.44 ft at 3:15AM Oct 14, 2019Observed: 19.44 ft at 3:30AM Oct 14, 2019Observed: 19.46 ft at 3:45AM Oct 14, 2019Observed: 19.44 ft at 4:00AM Oct 14, 2019Observed: 19.46 ft at 4:15AM Oct 14, 2019Observed: 19.43 ft at 4:30AM Oct 14, 2019Observed: 19.45 ft at 4:45AM Oct 14, 2019Observed: 19.45 ft at 4:46AM Oct 14, 2019Observed: 19.44 ft at 5:00AM Oct 14, 2019Observed: 19.44 ft at 5:01AM Oct 14, 2019Observed: 19.44 ft at 5:15AM Oct 14, 2019Observed: 19.44 ft at 5:16AM Oct 14, 2019Observed: 19.43 ft at 5:30AM Oct 14, 2019Observed: 19.43 ft at 5:45AM Oct 14, 2019Observed: 19.43 ft at 6:00AM Oct 14, 2019Observed: 19.43 ft at 6:15AM Oct 14, 2019Observed: 19.43 ft at 6:30AM Oct 14, 2019Observed: 19.43 ft at 6:45AM Oct 14, 2019Observed: 19.41 ft at 7:00AM Oct 14, 2019Observed: 19.41 ft at 7:15AM Oct 14, 2019Observed: 19.42 ft at 7:30AM Oct 14, 2019Observed: 19.43 ft at 7:45AM Oct 14, 2019Observed: 19.41 ft at 8:00AM Oct 14, 2019Observed: 19.42 ft at 8:15AM Oct 14, 2019Observed: 19.4 ft at 8:30AM Oct 14, 2019Observed: 19.41 ft at 8:45AM Oct 14, 2019Observed: 19.39 ft at 9:00AM Oct 14, 2019Observed: 19.4 ft at 9:15AM Oct 14, 2019Observed: 19.4 ft at 9:30AM Oct 14, 2019Observed: 19.41 ft at 9:45AM Oct 14, 2019Observed: 19.39 ft at 10:00AM Oct 14, 2019Observed: 19.4 ft at 10:15AM Oct 14, 2019Observed: 19.37 ft at 10:30AM Oct 14, 2019Observed: 19.4 ft at 10:45AM Oct 14, 2019Observed: 19.38 ft at 11:00AM Oct 14, 2019Observed: 19.4 ft at 11:15AM Oct 14, 2019Observed: 19.36 ft at 11:30AM Oct 14, 2019Observed: 19.37 ft at 11:45AM Oct 14, 2019Observed: 19.37 ft at 12:00PM Oct 14, 2019Observed: 19.38 ft at 12:15PM Oct 14, 2019Observed: 19.39 ft at 12:30PM Oct 14, 2019Observed: 19.38 ft at 12:45PM Oct 14, 2019Observed: 19.38 ft at 12:47PM Oct 14, 2019Observed: 19.39 ft at 1:00PM Oct 14, 2019Observed: 19.39 ft at 1:02PM Oct 14, 2019Observed: 19.37 ft at 1:15PM Oct 14, 2019Observed: 19.37 ft at 1:17PM Oct 14, 2019Observed: 19.38 ft at 1:30PM Oct 14, 2019Observed: 19.38 ft at 1:45PM Oct 14, 2019Observed: 19.37 ft at 2:00PM Oct 14, 2019Observed: 19.36 ft at 2:15PM Oct 14, 2019Observed: 19.36 ft at 2:30PM Oct 14, 2019USGS--Water Resources of the United StatesHWDI4(plotting HGIRG) Graph Created (3:03PM Oct 14, 2019)ObservedLatest observed value: 19.36 ft at 2:30 PM CDT 14-Oct-2019. Flood Stage is 20.5 ft
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Tabular Data (CDT)
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Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

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 Big Sioux River above Hawarden are issued as needed during times of high water, but are not routinely available.

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Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 24
Flood Stage: 20.5
Action Stage: 18.5
Low Stage (in feet): -9999

Historic Crests
(1) 35.30 ft on 03/15/2019
(2) 34.00 ft on 06/22/2018
(3) 22.38 ft on 05/02/2016
(4) 20.35 ft on 05/23/2017
(5) 18.30 ft on 07/09/2015

(P): Preliminary values subject to further review.

Recent Crests
(1) 35.30 ft on 03/15/2019
(2) 34.00 ft on 06/22/2018
(3) 20.35 ft on 05/23/2017
(4) 22.38 ft on 05/02/2016
(5) 18.30 ft on 07/09/2015

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
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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
32 Water backs up into the park in Hawarden, and some basements and sewers could begin to have problems.
30.5 Iowa Highway 10 begins to flood.
30 South Dakota Highway 46 begins to flood north of Hawarden.
29.5 County Road 13 begins to flood west of Hawarden.
28.5 River Road begins to flood about 1 1/2 miles south of County Road 13.
24 Some farm houses on the South Dakota side of the river are isolated by high water.
20.5 Agricultural flooding begins on the South Dakota side of the river.
About This Location Collapse

Latitude: 43.051389° N, Longitude: 96.489444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 20.5 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 1150 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 Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
This location became the official NWS river forecast point for the Big Sioux River near Hawarden on January 1, 2017. On Wednesday, April 11, 2018, the elevation defining Flood Stage for HWDI4 will be changed from 19.0 feet to 20.5 feet. How low could the river get?
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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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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