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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 16.65 ft at 8:30PM Oct 13, 2017Highest Observation: 16.66 ft at 8:45PM Oct 13, 2017Observed: 16.64 ft at 9:00PM Oct 13, 2017Observed: 16.63 ft at 9:15PM Oct 13, 2017Observed: 16.63 ft at 9:30PM Oct 13, 2017Observed: 16.61 ft at 9:45PM Oct 13, 2017Observed: 16.59 ft at 10:00PM Oct 13, 2017Observed: 16.61 ft at 10:15PM Oct 13, 2017Observed: 16.59 ft at 10:30PM Oct 13, 2017Observed: 16.59 ft at 10:45PM Oct 13, 2017Observed: 16.56 ft at 11:00PM Oct 13, 2017Observed: 16.6 ft at 11:15PM Oct 13, 2017Observed: 16.54 ft at 11:30PM Oct 13, 2017Observed: 16.57 ft at 11:45PM Oct 13, 2017Observed: 16.55 ft at 12:00AM Oct 14, 2017Observed: 16.53 ft at 12:15AM Oct 14, 2017Observed: 16.53 ft at 12:30AM Oct 14, 2017Observed: 16.54 ft at 12:45AM Oct 14, 2017Observed: 16.52 ft at 1:00AM Oct 14, 2017Observed: 16.51 ft at 1:15AM Oct 14, 2017Observed: 16.5 ft at 1:30AM Oct 14, 2017Observed: 16.51 ft at 1:45AM Oct 14, 2017Observed: 16.51 ft at 1:46AM Oct 14, 2017Observed: 16.49 ft at 2:00AM Oct 14, 2017Observed: 16.49 ft at 2:01AM Oct 14, 2017Observed: 16.46 ft at 2:15AM Oct 14, 2017Observed: 16.46 ft at 2:16AM Oct 14, 2017Observed: 16.47 ft at 2:30AM Oct 14, 2017Observed: 16.5 ft at 2:45AM Oct 14, 2017Observed: 16.47 ft at 3:00AM Oct 14, 2017Observed: 16.47 ft at 3:15AM Oct 14, 2017Observed: 16.47 ft at 3:30AM Oct 14, 2017Observed: 16.46 ft at 3:45AM Oct 14, 2017Observed: 16.45 ft at 4:00AM Oct 14, 2017Observed: 16.45 ft at 4:15AM Oct 14, 2017Observed: 16.42 ft at 4:30AM Oct 14, 2017Observed: 16.43 ft at 4:45AM Oct 14, 2017Observed: 16.41 ft at 5:00AM Oct 14, 2017Observed: 16.42 ft at 5:15AM Oct 14, 2017Observed: 16.43 ft at 5:30AM Oct 14, 2017Observed: 16.4 ft at 5:45AM Oct 14, 2017Observed: 16.37 ft at 6:00AM Oct 14, 2017Observed: 16.37 ft at 6:15AM Oct 14, 2017Observed: 16.4 ft at 6:30AM Oct 14, 2017Observed: 16.35 ft at 6:45AM Oct 14, 2017Observed: 16.36 ft at 7:00AM Oct 14, 2017Observed: 16.37 ft at 7:15AM Oct 14, 2017Observed: 16.35 ft at 7:30AM Oct 14, 2017Observed: 16.37 ft at 7:45AM Oct 14, 2017Observed: 16.37 ft at 8:00AM Oct 14, 2017Observed: 16.34 ft at 8:15AM Oct 14, 2017Observed: 16.35 ft at 8:30AM Oct 14, 2017Observed: 16.34 ft at 8:45AM Oct 14, 2017Observed: 16.31 ft at 9:00AM Oct 14, 2017Observed: 16.31 ft at 9:15AM Oct 14, 2017Observed: 16.29 ft at 9:30AM Oct 14, 2017Observed: 16.3 ft at 9:45AM Oct 14, 2017Observed: 16.3 ft at 9:46AM Oct 14, 2017Observed: 16.31 ft at 10:00AM Oct 14, 2017Observed: 16.31 ft at 10:01AM Oct 14, 2017Observed: 16.29 ft at 10:15AM Oct 14, 2017Observed: 16.29 ft at 10:16AM Oct 14, 2017Observed: 16.3 ft at 10:30AM Oct 14, 2017Observed: 16.29 ft at 10:45AM Oct 14, 2017Observed: 16.29 ft at 11:00AM Oct 14, 2017Observed: 16.28 ft at 11:15AM Oct 14, 2017Observed: 16.27 ft at 11:30AM Oct 14, 2017Observed: 16.27 ft at 11:45AM Oct 14, 2017Observed: 16.28 ft at 12:00PM Oct 14, 2017Observed: 16.27 ft at 12:15PM Oct 14, 2017Observed: 16.26 ft at 12:30PM Oct 14, 2017Observed: 16.26 ft at 12:45PM Oct 14, 2017Observed: 16.25 ft at 1:00PM Oct 14, 2017Observed: 16.25 ft at 1:15PM Oct 14, 2017Observed: 16.25 ft at 1:30PM Oct 14, 2017Observed: 16.24 ft at 1:45PM Oct 14, 2017Observed: 16.24 ft at 2:00PM Oct 14, 2017Observed: 16.23 ft at 2:15PM Oct 14, 2017Observed: 16.24 ft at 2:30PM Oct 14, 2017Observed: 16.22 ft at 2:45PM Oct 14, 2017Observed: 16.19 ft at 3:00PM Oct 14, 2017Observed: 16.19 ft at 3:15PM Oct 14, 2017Observed: 16.18 ft at 3:30PM Oct 14, 2017Observed: 16.21 ft at 3:45PM Oct 14, 2017Observed: 16.18 ft at 4:00PM Oct 14, 2017Observed: 16.19 ft at 4:15PM Oct 14, 2017Observed: 16.18 ft at 4:30PM Oct 14, 2017Observed: 16.18 ft at 4:45PM Oct 14, 2017Observed: 16.18 ft at 5:00PM Oct 14, 2017Observed: 16.17 ft at 5:15PM Oct 14, 2017Observed: 16.16 ft at 5:30PM Oct 14, 2017Observed: 16.17 ft at 5:45PM Oct 14, 2017Observed: 16.17 ft at 5:46PM Oct 14, 2017Observed: 16.16 ft at 6:00PM Oct 14, 2017Observed: 16.16 ft at 6:01PM Oct 14, 2017Observed: 16.14 ft at 6:15PM Oct 14, 2017Observed: 16.14 ft at 6:16PM Oct 14, 2017Observed: 16.13 ft at 6:30PM Oct 14, 2017Observed: 16.14 ft at 6:45PM Oct 14, 2017Observed: 16.14 ft at 7:00PM Oct 14, 2017Observed: 16.14 ft at 7:15PM Oct 14, 2017Observed: 16.1 ft at 7:30PM Oct 14, 2017Observed: 16.13 ft at 7:45PM Oct 14, 2017Observed: 16.11 ft at 8:00PM Oct 14, 2017Observed: 16.1 ft at 8:15PM Oct 14, 2017Observed: 16.11 ft at 8:30PM Oct 14, 2017Observed: 16.07 ft at 8:45PM Oct 14, 2017Observed: 16.08 ft at 9:00PM Oct 14, 2017Observed: 16.07 ft at 9:15PM Oct 14, 2017Observed: 16.08 ft at 9:30PM Oct 14, 2017Observed: 16.08 ft at 9:45PM Oct 14, 2017Observed: 16.05 ft at 10:00PM Oct 14, 2017Observed: 16.03 ft at 10:15PM Oct 14, 2017Observed: 16.03 ft at 10:30PM Oct 14, 2017Observed: 16.06 ft at 10:45PM Oct 14, 2017Observed: 16.04 ft at 11:00PM Oct 14, 2017Observed: 16.03 ft at 11:15PM Oct 14, 2017Observed: 16.01 ft at 11:30PM Oct 14, 2017Observed: 16.01 ft at 11:45PM Oct 14, 2017Observed: 15.98 ft at 12:00AM Oct 15, 2017Observed: 16 ft at 12:15AM Oct 15, 2017Observed: 16 ft at 12:30AM Oct 15, 2017Observed: 16 ft at 12:45AM Oct 15, 2017Observed: 16 ft at 1:00AM Oct 15, 2017Observed: 15.99 ft at 1:15AM Oct 15, 2017Observed: 15.98 ft at 1:30AM Oct 15, 2017Observed: 15.97 ft at 1:45AM Oct 15, 2017Observed: 15.97 ft at 1:46AM Oct 15, 2017Observed: 15.96 ft at 2:00AM Oct 15, 2017Observed: 15.96 ft at 2:01AM Oct 15, 2017Observed: 15.96 ft at 2:15AM Oct 15, 2017Observed: 15.96 ft at 2:16AM Oct 15, 2017Observed: 15.97 ft at 2:30AM Oct 15, 2017Observed: 15.94 ft at 2:45AM Oct 15, 2017Observed: 15.95 ft at 3:00AM Oct 15, 2017Observed: 15.95 ft at 3:15AM Oct 15, 2017Observed: 15.93 ft at 3:30AM Oct 15, 2017Observed: 15.95 ft at 3:45AM Oct 15, 2017Observed: 15.94 ft at 4:00AM Oct 15, 2017Observed: 15.92 ft at 4:15AM Oct 15, 2017Observed: 15.92 ft at 4:30AM Oct 15, 2017Observed: 15.91 ft at 4:45AM Oct 15, 2017Observed: 15.91 ft at 5:00AM Oct 15, 2017Observed: 15.91 ft at 5:15AM Oct 15, 2017Observed: 15.9 ft at 5:30AM Oct 15, 2017Observed: 15.9 ft at 5:45AM Oct 15, 2017Observed: 15.91 ft at 6:00AM Oct 15, 2017Observed: 15.89 ft at 6:15AM Oct 15, 2017Observed: 15.89 ft at 6:30AM Oct 15, 2017Observed: 15.88 ft at 6:45AM Oct 15, 2017Observed: 15.89 ft at 7:00AM Oct 15, 2017Observed: 15.88 ft at 7:15AM Oct 15, 2017Observed: 15.86 ft at 7:30AM Oct 15, 2017Observed: 15.86 ft at 7:45AM Oct 15, 2017Observed: 15.85 ft at 8:00AM Oct 15, 2017Observed: 15.83 ft at 8:15AM Oct 15, 2017Observed: 15.86 ft at 8:30AM Oct 15, 2017Observed: 15.83 ft at 8:45AM Oct 15, 2017Observed: 15.82 ft at 9:00AM Oct 15, 2017Observed: 15.82 ft at 9:15AM Oct 15, 2017Observed: 15.82 ft at 9:30AM Oct 15, 2017Observed: 15.83 ft at 9:45AM Oct 15, 2017Observed: 15.81 ft at 10:00AM Oct 15, 2017Observed: 15.81 ft at 10:15AM Oct 15, 2017Observed: 15.8 ft at 10:30AM Oct 15, 2017Observed: 15.79 ft at 10:45AM Oct 15, 2017Observed: 15.81 ft at 11:00AM Oct 15, 2017Observed: 15.8 ft at 11:15AM Oct 15, 2017Observed: 15.8 ft at 11:30AM Oct 15, 2017Observed: 15.79 ft at 11:45AM Oct 15, 2017Observed: 15.78 ft at 12:00PM Oct 15, 2017Observed: 15.75 ft at 12:15PM Oct 15, 2017Observed: 15.76 ft at 12:30PM Oct 15, 2017Observed: 15.76 ft at 12:45PM Oct 15, 2017Observed: 15.75 ft at 1:00PM Oct 15, 2017Observed: 15.73 ft at 1:15PM Oct 15, 2017Observed: 15.74 ft at 1:30PM Oct 15, 2017Observed: 15.75 ft at 1:45PM Oct 15, 2017Observed: 15.73 ft at 2:00PM Oct 15, 2017Observed: 15.71 ft at 2:15PM Oct 15, 2017Observed: 15.71 ft at 2:30PM Oct 15, 2017Observed: 15.67 ft at 2:45PM Oct 15, 2017Observed: 15.7 ft at 3:00PM Oct 15, 2017Observed: 15.69 ft at 3:15PM Oct 15, 2017Observed: 15.7 ft at 3:30PM Oct 15, 2017Observed: 15.69 ft at 3:45PM Oct 15, 2017Observed: 15.7 ft at 4:00PM Oct 15, 2017Observed: 15.7 ft at 4:15PM Oct 15, 2017Observed: 15.68 ft at 4:30PM Oct 15, 2017Observed: 15.66 ft at 4:45PM Oct 15, 2017Observed: 15.67 ft at 5:00PM Oct 15, 2017Observed: 15.66 ft at 5:15PM Oct 15, 2017Observed: 15.66 ft at 5:30PM Oct 15, 2017Observed: 15.65 ft at 5:45PM Oct 15, 2017Observed: 15.65 ft at 5:46PM Oct 15, 2017Observed: 15.65 ft at 6:00PM Oct 15, 2017Observed: 15.65 ft at 6:01PM Oct 15, 2017Observed: 15.65 ft at 6:15PM Oct 15, 2017Observed: 15.65 ft at 6:16PM Oct 15, 2017Observed: 15.62 ft at 6:30PM Oct 15, 2017Observed: 15.63 ft at 6:45PM Oct 15, 2017Observed: 15.63 ft at 7:00PM Oct 15, 2017Observed: 15.61 ft at 7:15PM Oct 15, 2017Observed: 15.61 ft at 7:30PM Oct 15, 2017Observed: 15.6 ft at 7:45PM Oct 15, 2017Observed: 15.58 ft at 8:00PM Oct 15, 2017Observed: 15.59 ft at 8:15PM Oct 15, 2017Observed: 15.56 ft at 8:30PM Oct 15, 2017Observed: 15.58 ft at 8:45PM Oct 15, 2017Observed: 15.57 ft at 9:00PM Oct 15, 2017Observed: 15.56 ft at 9:15PM Oct 15, 2017Observed: 15.54 ft at 9:30PM Oct 15, 2017Observed: 15.53 ft at 9:45PM Oct 15, 2017Observed: 15.54 ft at 10:00PM Oct 15, 2017Observed: 15.53 ft at 10:15PM Oct 15, 2017Observed: 15.55 ft at 10:30PM Oct 15, 2017Observed: 15.55 ft at 10:45PM Oct 15, 2017Observed: 15.53 ft at 11:00PM Oct 15, 2017Observed: 15.52 ft at 11:15PM Oct 15, 2017Observed: 15.5 ft at 11:30PM Oct 15, 2017Observed: 15.51 ft at 11:45PM Oct 15, 2017Observed: 15.51 ft at 12:00AM Oct 16, 2017Observed: 15.49 ft at 12:15AM Oct 16, 2017Observed: 15.47 ft at 12:30AM Oct 16, 2017Observed: 15.49 ft at 12:45AM Oct 16, 2017Observed: 15.47 ft at 1:00AM Oct 16, 2017Observed: 15.46 ft at 1:15AM Oct 16, 2017Observed: 15.45 ft at 1:30AM Oct 16, 2017Observed: 15.45 ft at 1:45AM Oct 16, 2017Observed: 15.45 ft at 1:46AM Oct 16, 2017Observed: 15.43 ft at 2:00AM Oct 16, 2017Observed: 15.43 ft at 2:01AM Oct 16, 2017Observed: 15.45 ft at 2:15AM Oct 16, 2017Observed: 15.45 ft at 2:16AM Oct 16, 2017Observed: 15.44 ft at 2:30AM Oct 16, 2017Observed: 15.43 ft at 2:45AM Oct 16, 2017Observed: 15.44 ft at 3:00AM Oct 16, 2017Observed: 15.42 ft at 3:15AM Oct 16, 2017Observed: 15.39 ft at 3:30AM Oct 16, 2017Observed: 15.4 ft at 3:45AM Oct 16, 2017Observed: 15.39 ft at 4:00AM Oct 16, 2017Observed: 15.4 ft at 4:15AM Oct 16, 2017Observed: 15.38 ft at 4:30AM Oct 16, 2017Observed: 15.39 ft at 4:45AM Oct 16, 2017Observed: 15.39 ft at 5:00AM Oct 16, 2017Observed: 15.37 ft at 5:15AM Oct 16, 2017Observed: 15.37 ft at 5:30AM Oct 16, 2017Observed: 15.36 ft at 5:45AM Oct 16, 2017Observed: 15.36 ft at 6:00AM Oct 16, 2017Observed: 15.35 ft at 6:15AM Oct 16, 2017Observed: 15.35 ft at 6:30AM Oct 16, 2017Observed: 15.35 ft at 6:45AM Oct 16, 2017Observed: 15.33 ft at 7:00AM Oct 16, 2017Observed: 15.31 ft at 7:15AM Oct 16, 2017Observed: 15.33 ft at 7:30AM Oct 16, 2017Observed: 15.33 ft at 7:45AM Oct 16, 2017Observed: 15.29 ft at 8:00AM Oct 16, 2017Observed: 15.33 ft at 8:15AM Oct 16, 2017Observed: 15.31 ft at 8:30AM Oct 16, 2017Observed: 15.3 ft at 8:45AM Oct 16, 2017Observed: 15.28 ft at 9:00AM Oct 16, 2017Observed: 15.28 ft at 9:15AM Oct 16, 2017Observed: 15.3 ft at 9:30AM Oct 16, 2017Observed: 15.27 ft at 9:45AM Oct 16, 2017Observed: 15.27 ft at 9:46AM Oct 16, 2017Observed: 15.29 ft at 10:00AM Oct 16, 2017Observed: 15.29 ft at 10:01AM Oct 16, 2017Observed: 15.27 ft at 10:15AM Oct 16, 2017Observed: 15.27 ft at 10:16AM Oct 16, 2017Observed: 15.29 ft at 10:30AM Oct 16, 2017Observed: 15.27 ft at 10:45AM Oct 16, 2017Observed: 15.29 ft at 11:00AM Oct 16, 2017Observed: 15.27 ft at 11:15AM Oct 16, 2017Observed: 15.28 ft at 11:30AM Oct 16, 2017Observed: 15.29 ft at 11:45AM Oct 16, 2017Observed: 15.27 ft at 12:00PM Oct 16, 2017Observed: 15.25 ft at 12:15PM Oct 16, 2017Observed: 15.25 ft at 12:30PM Oct 16, 2017Observed: 15.24 ft at 12:45PM Oct 16, 2017Observed: 15.24 ft at 1:00PM Oct 16, 2017Observed: 15.23 ft at 1:15PM Oct 16, 2017Observed: 15.22 ft at 1:30PM Oct 16, 2017Observed: 15.21 ft at 1:45PM Oct 16, 2017Observed: 15.23 ft at 2:00PM Oct 16, 2017Observed: 15.22 ft at 2:15PM Oct 16, 2017Observed: 15.21 ft at 2:30PM Oct 16, 2017Observed: 15.22 ft at 2:45PM Oct 16, 2017Observed: 15.19 ft at 3:00PM Oct 16, 2017Observed: 15.2 ft at 3:15PM Oct 16, 2017Observed: 15.19 ft at 3:30PM Oct 16, 2017Observed: 15.16 ft at 3:45PM Oct 16, 2017Observed: 15.18 ft at 4:00PM Oct 16, 2017Observed: 15.16 ft at 4:15PM Oct 16, 2017Observed: 15.14 ft at 4:30PM Oct 16, 2017Observed: 15.16 ft at 4:45PM Oct 16, 2017Observed: 15.15 ft at 5:00PM Oct 16, 2017Observed: 15.15 ft at 5:15PM Oct 16, 2017Observed: 15.16 ft at 5:30PM Oct 16, 2017Observed: 15.12 ft at 5:45PM Oct 16, 2017Observed: 15.12 ft at 5:46PM Oct 16, 2017Observed: 15.15 ft at 6:00PM Oct 16, 2017Observed: 15.15 ft at 6:01PM Oct 16, 2017Observed: 15.15 ft at 6:15PM Oct 16, 2017Observed: 15.15 ft at 6:16PM Oct 16, 2017Observed: 15.13 ft at 6:30PM Oct 16, 2017Observed: 15.14 ft at 6:45PM Oct 16, 2017Observed: 15.12 ft at 7:00PM Oct 16, 2017Observed: 15.11 ft at 7:15PM Oct 16, 2017Observed: 15.11 ft at 7:30PM Oct 16, 2017Observed: 15.11 ft at 7:45PM Oct 16, 2017Observed: 15.12 ft at 8:00PM Oct 16, 2017Observed: 15.1 ft at 8:15PM Oct 16, 2017Observed: 15.08 ft at 8:30PM Oct 16, 2017Observed: 15.09 ft at 8:45PM Oct 16, 2017Observed: 15.08 ft at 9:00PM Oct 16, 2017Observed: 15.07 ft at 9:15PM Oct 16, 2017Observed: 15.1 ft at 9:30PM Oct 16, 2017Observed: 15.08 ft at 9:45PM Oct 16, 2017Observed: 15.06 ft at 10:00PM Oct 16, 2017Observed: 15.06 ft at 10:15PM Oct 16, 2017Observed: 15.05 ft at 10:30PM Oct 16, 2017Observed: 15.06 ft at 10:45PM Oct 16, 2017Observed: 15.05 ft at 11:00PM Oct 16, 2017Observed: 15.03 ft at 11:15PM Oct 16, 2017Observed: 15 ft at 11:30PM Oct 16, 2017Observed: 15.03 ft at 11:45PM Oct 16, 2017Observed: 15.02 ft at 12:00AM Oct 17, 2017Observed: 15.01 ft at 12:15AM Oct 17, 2017Observed: 15.02 ft at 12:30AM Oct 17, 2017Observed: 15.01 ft at 12:45AM Oct 17, 2017Observed: 15.02 ft at 1:00AM Oct 17, 2017Observed: 15 ft at 1:15AM Oct 17, 2017Observed: 15 ft at 1:30AM Oct 17, 2017Observed: 14.99 ft at 1:45AM Oct 17, 2017Observed: 14.99 ft at 1:46AM Oct 17, 2017Observed: 14.98 ft at 2:00AM Oct 17, 2017Observed: 14.98 ft at 2:01AM Oct 17, 2017Observed: 14.99 ft at 2:15AM Oct 17, 2017Observed: 14.99 ft at 2:16AM Oct 17, 2017Observed: 14.98 ft at 2:30AM Oct 17, 2017Observed: 14.94 ft at 2:45AM Oct 17, 2017Observed: 14.98 ft at 3:00AM Oct 17, 2017Observed: 14.95 ft at 3:15AM Oct 17, 2017Observed: 14.97 ft at 3:30AM Oct 17, 2017Observed: 14.97 ft at 3:45AM Oct 17, 2017Observed: 14.96 ft at 4:00AM Oct 17, 2017Observed: 14.97 ft at 4:15AM Oct 17, 2017Observed: 14.95 ft at 4:30AM Oct 17, 2017Observed: 14.95 ft at 4:45AM Oct 17, 2017Observed: 14.95 ft at 5:00AM Oct 17, 2017Observed: 14.94 ft at 5:15AM Oct 17, 2017Observed: 14.92 ft at 5:30AM Oct 17, 2017Observed: 14.93 ft at 5:45AM Oct 17, 2017Observed: 14.94 ft at 6:00AM Oct 17, 2017Observed: 14.89 ft at 6:15AM Oct 17, 2017Observed: 14.91 ft at 6:30AM Oct 17, 2017Observed: 14.9 ft at 6:45AM Oct 17, 2017Observed: 14.92 ft at 7:00AM Oct 17, 2017Observed: 14.88 ft at 7:15AM Oct 17, 2017Observed: 14.89 ft at 7:30AM Oct 17, 2017Observed: 14.88 ft at 7:45AM Oct 17, 2017Observed: 14.87 ft at 8:00AM Oct 17, 2017Observed: 14.87 ft at 8:15AM Oct 17, 2017Observed: 14.88 ft at 8:30AM Oct 17, 2017Observed: 14.85 ft at 8:45AM Oct 17, 2017Observed: 14.85 ft at 9:00AM Oct 17, 2017Observed: 14.86 ft at 9:15AM Oct 17, 2017Observed: 14.86 ft at 9:30AM Oct 17, 2017Observed: 14.84 ft at 9:45AM Oct 17, 2017Observed: 14.84 ft at 9:46AM Oct 17, 2017Observed: 14.84 ft at 10:00AM Oct 17, 2017Observed: 14.84 ft at 10:01AM Oct 17, 2017Observed: 14.83 ft at 10:15AM Oct 17, 2017Observed: 14.83 ft at 10:16AM Oct 17, 2017Observed: 14.83 ft at 10:30AM Oct 17, 2017Observed: 14.82 ft at 10:45AM Oct 17, 2017Observed: 14.81 ft at 11:00AM Oct 17, 2017Observed: 14.83 ft at 11:15AM Oct 17, 2017Observed: 14.81 ft at 11:30AM Oct 17, 2017Observed: 14.82 ft at 11:45AM Oct 17, 2017Observed: 14.8 ft at 12:00PM Oct 17, 2017Observed: 14.82 ft at 12:15PM Oct 17, 2017Observed: 14.8 ft at 12:30PM Oct 17, 2017Observed: 14.8 ft at 12:45PM Oct 17, 2017Observed: 14.8 ft at 1:00PM Oct 17, 2017Observed: 14.79 ft at 1:15PM Oct 17, 2017Observed: 14.78 ft at 1:30PM Oct 17, 2017Observed: 14.79 ft at 1:45PM Oct 17, 2017Observed: 14.79 ft at 2:00PM Oct 17, 2017Observed: 14.78 ft at 2:15PM Oct 17, 2017Observed: 14.76 ft at 2:30PM Oct 17, 2017Observed: 14.78 ft at 2:45PM Oct 17, 2017Observed: 14.76 ft at 3:00PM Oct 17, 2017Observed: 14.74 ft at 3:15PM Oct 17, 2017Observed: 14.76 ft at 3:30PM Oct 17, 2017Observed: 14.75 ft at 3:45PM Oct 17, 2017Observed: 14.75 ft at 4:00PM Oct 17, 2017Observed: 14.77 ft at 4:15PM Oct 17, 2017Observed: 14.73 ft at 4:30PM Oct 17, 2017Observed: 14.74 ft at 4:45PM Oct 17, 2017Observed: 14.74 ft at 5:00PM Oct 17, 2017Observed: 14.73 ft at 5:15PM Oct 17, 2017Observed: 14.74 ft at 5:30PM Oct 17, 2017Observed: 14.73 ft at 5:45PM Oct 17, 2017Observed: 14.72 ft at 6:00PM Oct 17, 2017Observed: 14.72 ft at 6:02PM Oct 17, 2017Observed: 14.72 ft at 6:15PM Oct 17, 2017Observed: 14.72 ft at 6:17PM Oct 17, 2017Observed: 14.69 ft at 6:30PM Oct 17, 2017Observed: 14.69 ft at 6:32PM Oct 17, 2017Observed: 14.71 ft at 6:45PM Oct 17, 2017Observed: 14.71 ft at 7:00PM Oct 17, 2017Observed: 14.72 ft at 7:15PM Oct 17, 2017Observed: 14.7 ft at 7:30PM Oct 17, 2017Observed: 14.7 ft at 7:45PM Oct 17, 2017Observed: 14.71 ft at 8:00PM Oct 17, 2017Observed: 14.68 ft at 8:15PM Oct 17, 2017Observed: 14.67 ft at 8:30PM Oct 17, 2017Observed: 14.7 ft at 8:45PM Oct 17, 2017Observed: 14.67 ft at 9:00PM Oct 17, 2017Observed: 14.66 ft at 9:15PM Oct 17, 2017Observed: 14.67 ft at 9:30PM Oct 17, 2017Observed: 14.68 ft at 9:45PM Oct 17, 2017Observed: 14.66 ft at 10:00PM Oct 17, 2017Observed: 14.63 ft at 10:15PM Oct 17, 2017Observed: 14.64 ft at 10:30PM Oct 17, 2017Observed: 14.64 ft at 10:45PM Oct 17, 2017Observed: 14.64 ft at 11:00PM Oct 17, 2017Observed: 14.65 ft at 11:15PM Oct 17, 2017Observed: 14.66 ft at 11:30PM Oct 17, 2017Observed: 14.63 ft at 11:45PM Oct 17, 2017Observed: 14.64 ft at 12:00AM Oct 18, 2017Observed: 14.64 ft at 12:15AM Oct 18, 2017Observed: 14.62 ft at 12:30AM Oct 18, 2017Observed: 14.61 ft at 12:45AM Oct 18, 2017Observed: 14.63 ft at 1:00AM Oct 18, 2017Observed: 14.63 ft at 1:15AM Oct 18, 2017Observed: 14.61 ft at 1:30AM Oct 18, 2017Observed: 14.64 ft at 1:45AM Oct 18, 2017Observed: 14.6 ft at 2:00AM Oct 18, 2017Observed: 14.6 ft at 2:01AM Oct 18, 2017Observed: 14.6 ft at 2:15AM Oct 18, 2017Observed: 14.6 ft at 2:16AM Oct 18, 2017Observed: 14.61 ft at 2:30AM Oct 18, 2017Observed: 14.61 ft at 2:31AM Oct 18, 2017Observed: 14.61 ft at 2:45AM Oct 18, 2017Observed: 14.6 ft at 3:00AM Oct 18, 2017Observed: 14.63 ft at 3:15AM Oct 18, 2017Observed: 14.61 ft at 3:30AM Oct 18, 2017Observed: 14.6 ft at 3:45AM Oct 18, 2017Observed: 14.6 ft at 4:00AM Oct 18, 2017Observed: 14.58 ft at 4:15AM Oct 18, 2017Observed: 14.6 ft at 4:30AM Oct 18, 2017Observed: 14.6 ft at 4:45AM Oct 18, 2017Observed: 14.61 ft at 5:00AM Oct 18, 2017Observed: 14.57 ft at 5:15AM Oct 18, 2017Observed: 14.6 ft at 5:30AM Oct 18, 2017Observed: 14.6 ft at 5:45AM Oct 18, 2017Observed: 14.6 ft at 6:00AM Oct 18, 2017Observed: 14.59 ft at 6:15AM Oct 18, 2017Observed: 14.58 ft at 6:30AM Oct 18, 2017Observed: 14.57 ft at 6:45AM Oct 18, 2017Observed: 14.57 ft at 7:00AM Oct 18, 2017Observed: 14.59 ft at 7:15AM Oct 18, 2017Observed: 14.58 ft at 7:30AM Oct 18, 2017Observed: 14.59 ft at 7:45AM Oct 18, 2017Observed: 14.56 ft at 8:00AM Oct 18, 2017Observed: 14.58 ft at 8:15AM Oct 18, 2017Observed: 14.59 ft at 8:30AM Oct 18, 2017Observed: 14.59 ft at 8:45AM Oct 18, 2017Observed: 14.59 ft at 9:00AM Oct 18, 2017Observed: 14.55 ft at 9:15AM Oct 18, 2017Observed: 14.57 ft at 9:30AM Oct 18, 2017Observed: 14.56 ft at 9:45AM Oct 18, 2017Observed: 14.56 ft at 10:00AM Oct 18, 2017Observed: 14.56 ft at 10:01AM Oct 18, 2017Observed: 14.57 ft at 10:15AM Oct 18, 2017Observed: 14.57 ft at 10:16AM Oct 18, 2017Observed: 14.57 ft at 10:30AM Oct 18, 2017Observed: 14.57 ft at 10:31AM Oct 18, 2017Observed: 14.56 ft at 10:45AM Oct 18, 2017Observed: 14.57 ft at 11:00AM Oct 18, 2017Observed: 14.57 ft at 11:15AM Oct 18, 2017Observed: 14.56 ft at 11:30AM Oct 18, 2017Observed: 14.52 ft at 11:45AM Oct 18, 2017Observed: 14.54 ft at 12:00PM Oct 18, 2017Observed: 14.54 ft at 12:15PM Oct 18, 2017Observed: 14.54 ft at 12:30PM Oct 18, 2017Observed: 14.54 ft at 12:45PM Oct 18, 2017Observed: 14.55 ft at 1:00PM Oct 18, 2017Observed: 14.55 ft at 1:15PM Oct 18, 2017Observed: 14.54 ft at 1:30PM Oct 18, 2017Observed: 14.53 ft at 1:45PM Oct 18, 2017Observed: 14.53 ft at 2:00PM Oct 18, 2017Observed: 14.53 ft at 2:15PM Oct 18, 2017Observed: 14.52 ft at 2:30PM Oct 18, 2017Observed: 14.53 ft at 2:45PM Oct 18, 2017Observed: 14.53 ft at 3:00PM Oct 18, 2017Observed: 14.53 ft at 3:15PM Oct 18, 2017Observed: 14.53 ft at 3:30PM Oct 18, 2017Observed: 14.52 ft at 3:45PM Oct 18, 2017Observed: 14.53 ft at 4:00PM Oct 18, 2017Observed: 14.5 ft at 4:15PM Oct 18, 2017Observed: 14.52 ft at 4:30PM Oct 18, 2017Observed: 14.5 ft at 4:45PM Oct 18, 2017Observed: 14.52 ft at 5:00PM Oct 18, 2017Observed: 14.51 ft at 5:15PM Oct 18, 2017Observed: 14.51 ft at 5:30PM Oct 18, 2017Observed: 14.52 ft at 5:45PM Oct 18, 2017Observed: 14.51 ft at 6:00PM Oct 18, 2017Observed: 14.51 ft at 6:01PM Oct 18, 2017Observed: 14.51 ft at 6:15PM Oct 18, 2017Observed: 14.51 ft at 6:16PM Oct 18, 2017Observed: 14.5 ft at 6:30PM Oct 18, 2017Observed: 14.5 ft at 6:31PM Oct 18, 2017Observed: 14.51 ft at 6:45PM Oct 18, 2017Observed: 14.5 ft at 7:00PM Oct 18, 2017Observed: 14.47 ft at 7:15PM Oct 18, 2017Observed: 14.5 ft at 7:30PM Oct 18, 2017Observed: 14.48 ft at 7:45PM Oct 18, 2017Observed: 14.5 ft at 8:00PM Oct 18, 2017Observed: 14.5 ft at 8:15PM Oct 18, 2017Observed: 14.48 ft at 8:30PM Oct 18, 2017Observed: 14.47 ft at 8:45PM Oct 18, 2017Observed: 14.46 ft at 9:00PM Oct 18, 2017Observed: 14.47 ft at 9:15PM Oct 18, 2017Observed: 14.45 ft at 9:30PM Oct 18, 2017Observed: 14.45 ft at 9:45PM Oct 18, 2017Observed: 14.48 ft at 10:00PM Oct 18, 2017Observed: 14.45 ft at 10:15PM Oct 18, 2017Observed: 14.45 ft at 10:30PM Oct 18, 2017Observed: 14.45 ft at 10:45PM Oct 18, 2017Observed: 14.44 ft at 11:00PM Oct 18, 2017Observed: 14.45 ft at 11:15PM Oct 18, 2017Observed: 14.47 ft at 11:30PM Oct 18, 2017Observed: 14.44 ft at 11:45PM Oct 18, 2017Observed: 14.43 ft at 12:00AM Oct 19, 2017Observed: 14.45 ft at 12:15AM Oct 19, 2017Observed: 14.42 ft at 12:30AM Oct 19, 2017Observed: 14.45 ft at 12:45AM Oct 19, 2017Observed: 14.43 ft at 1:00AM Oct 19, 2017Observed: 14.42 ft at 1:15AM Oct 19, 2017Observed: 14.42 ft at 1:30AM Oct 19, 2017Observed: 14.44 ft at 1:45AM Oct 19, 2017Observed: 14.43 ft at 2:00AM Oct 19, 2017Observed: 14.42 ft at 2:15AM Oct 19, 2017Observed: 14.41 ft at 2:30AM Oct 19, 2017Observed: 14.4 ft at 2:45AM Oct 19, 2017Observed: 14.41 ft at 3:00AM Oct 19, 2017Observed: 14.41 ft at 3:15AM Oct 19, 2017Observed: 14.39 ft at 3:30AM Oct 19, 2017Observed: 14.41 ft at 3:45AM Oct 19, 2017Observed: 14.38 ft at 4:00AM Oct 19, 2017Observed: 14.39 ft at 4:15AM Oct 19, 2017Observed: 14.39 ft at 4:30AM Oct 19, 2017Observed: 14.37 ft at 4:45AM Oct 19, 2017Observed: 14.38 ft at 5:00AM Oct 19, 2017Observed: 14.38 ft at 5:15AM Oct 19, 2017Observed: 14.35 ft at 5:30AM Oct 19, 2017Observed: 14.37 ft at 5:45AM Oct 19, 2017Observed: 14.37 ft at 6:00AM Oct 19, 2017Observed: 14.36 ft at 6:15AM Oct 19, 2017Observed: 14.38 ft at 6:30AM Oct 19, 2017Observed: 14.39 ft at 6:45AM Oct 19, 2017Observed: 14.39 ft at 7:00AM Oct 19, 2017Observed: 14.38 ft at 7:15AM Oct 19, 2017Observed: 14.38 ft at 7:30AM Oct 19, 2017Observed: 14.36 ft at 7:45AM Oct 19, 2017Observed: 14.37 ft at 8:00AM Oct 19, 2017Observed: 14.36 ft at 8:15AM Oct 19, 2017Observed: 14.36 ft at 8:30AM Oct 19, 2017Observed: 14.37 ft at 8:45AM Oct 19, 2017Observed: 14.38 ft at 9:00AM Oct 19, 2017Observed: 14.38 ft at 9:15AM Oct 19, 2017Observed: 14.37 ft at 9:30AM Oct 19, 2017Observed: 14.38 ft at 9:45AM Oct 19, 2017Observed: 14.38 ft at 10:00AM Oct 19, 2017Observed: 14.41 ft at 10:15AM Oct 19, 2017Observed: 14.37 ft at 10:30AM Oct 19, 2017Observed: 14.35 ft at 10:45AM Oct 19, 2017Observed: 14.35 ft at 11:00AM Oct 19, 2017Observed: 14.35 ft at 11:15AM Oct 19, 2017Observed: 14.36 ft at 11:30AM Oct 19, 2017Observed: 14.35 ft at 11:45AM Oct 19, 2017Observed: 14.34 ft at 12:00PM Oct 19, 2017Observed: 14.34 ft at 12:15PM Oct 19, 2017Observed: 14.35 ft at 12:30PM Oct 19, 2017Observed: 14.34 ft at 12:45PM Oct 19, 2017Observed: 14.34 ft at 1:00PM Oct 19, 2017Observed: 14.35 ft at 1:15PM Oct 19, 2017Observed: 14.34 ft at 1:30PM Oct 19, 2017Observed: 14.34 ft at 1:45PM Oct 19, 2017Observed: 14.32 ft at 2:00PM Oct 19, 2017Observed: 14.33 ft at 2:15PM Oct 19, 2017Observed: 14.34 ft at 2:30PM Oct 19, 2017Observed: 14.31 ft at 2:45PM Oct 19, 2017Observed: 14.31 ft at 3:00PM Oct 19, 2017Observed: 14.33 ft at 3:15PM Oct 19, 2017Observed: 14.31 ft at 3:30PM Oct 19, 2017Observed: 14.32 ft at 3:45PM Oct 19, 2017Observed: 14.32 ft at 4:00PM Oct 19, 2017Observed: 14.29 ft at 4:15PM Oct 19, 2017Observed: 14.3 ft at 4:30PM Oct 19, 2017Observed: 14.3 ft at 4:45PM Oct 19, 2017Observed: 14.29 ft at 5:00PM Oct 19, 2017Observed: 14.29 ft at 5:15PM Oct 19, 2017Observed: 14.29 ft at 5:30PM Oct 19, 2017Observed: 14.26 ft at 5:45PM Oct 19, 2017Observed: 14.27 ft at 6:00PM Oct 19, 2017Observed: 14.26 ft at 6:15PM Oct 19, 2017Observed: 14.26 ft at 6:30PM Oct 19, 2017Observed: 14.27 ft at 6:45PM Oct 19, 2017Observed: 14.27 ft at 7:00PM Oct 19, 2017Observed: 14.29 ft at 7:15PM Oct 19, 2017Observed: 14.26 ft at 7:30PM Oct 19, 2017Observed: 14.25 ft at 7:45PM Oct 19, 2017Observed: 14.24 ft at 8:00PM Oct 19, 2017Observed: 14.23 ft at 8:15PM Oct 19, 2017Observed: 14.23 ft at 8:30PM Oct 19, 2017Observed: 14.25 ft at 8:45PM Oct 19, 2017Observed: 14.23 ft at 9:00PM Oct 19, 2017Observed: 14.24 ft at 9:15PM Oct 19, 2017Observed: 14.23 ft at 9:30PM Oct 19, 2017Observed: 14.24 ft at 9:45PM Oct 19, 2017Observed: 14.22 ft at 10:00PM Oct 19, 2017Observed: 14.23 ft at 10:15PM Oct 19, 2017Observed: 14.22 ft at 10:30PM Oct 19, 2017Observed: 14.22 ft at 10:45PM Oct 19, 2017Observed: 14.21 ft at 11:00PM Oct 19, 2017Observed: 14.22 ft at 11:15PM Oct 19, 2017Observed: 14.2 ft at 11:30PM Oct 19, 2017Observed: 14.22 ft at 11:45PM Oct 19, 2017Observed: 14.21 ft at 12:00AM Oct 20, 2017Observed: 14.2 ft at 12:15AM Oct 20, 2017Observed: 14.2 ft at 12:30AM Oct 20, 2017Observed: 14.2 ft at 12:45AM Oct 20, 2017Observed: 14.18 ft at 1:00AM Oct 20, 2017Observed: 14.2 ft at 1:15AM Oct 20, 2017Observed: 14.19 ft at 1:30AM Oct 20, 2017Observed: 14.19 ft at 1:45AM Oct 20, 2017Observed: 14.19 ft at 2:00AM Oct 20, 2017Observed: 14.2 ft at 2:15AM Oct 20, 2017Observed: 14.2 ft at 2:30AM Oct 20, 2017Observed: 14.2 ft at 2:45AM Oct 20, 2017Observed: 14.18 ft at 3:00AM Oct 20, 2017Observed: 14.19 ft at 3:15AM Oct 20, 2017Observed: 14.19 ft at 3:30AM Oct 20, 2017Observed: 14.18 ft at 3:45AM Oct 20, 2017Observed: 14.17 ft at 4:00AM Oct 20, 2017Observed: 14.21 ft at 4:15AM Oct 20, 2017Observed: 14.2 ft at 4:30AM Oct 20, 2017Observed: 14.19 ft at 4:45AM Oct 20, 2017Observed: 14.19 ft at 5:00AM Oct 20, 2017Observed: 14.18 ft at 5:15AM Oct 20, 2017Observed: 14.2 ft at 5:30AM Oct 20, 2017Observed: 14.19 ft at 5:45AM Oct 20, 2017Observed: 14.18 ft at 6:00AM Oct 20, 2017Observed: 14.17 ft at 6:15AM Oct 20, 2017Observed: 14.16 ft at 6:30AM Oct 20, 2017Observed: 14.19 ft at 6:45AM Oct 20, 2017Observed: 14.17 ft at 7:00AM Oct 20, 2017Observed: 14.15 ft at 7:15AM Oct 20, 2017Observed: 14.17 ft at 7:30AM Oct 20, 2017Observed: 14.16 ft at 7:45AM Oct 20, 2017Observed: 14.17 ft at 8:00AM Oct 20, 2017Observed: 14.18 ft at 8:15AM Oct 20, 2017Observed: 14.17 ft at 8:30AM Oct 20, 2017Observed: 14.18 ft at 8:45AM Oct 20, 2017Observed: 14.18 ft at 9:00AM Oct 20, 2017Observed: 14.18 ft at 9:15AM Oct 20, 2017Observed: 14.18 ft at 9:30AM Oct 20, 2017Observed: 14.16 ft at 9:45AM Oct 20, 2017Observed: 14.19 ft at 10:00AM Oct 20, 2017Observed: 14.19 ft at 10:02AM Oct 20, 2017Observed: 14.2 ft at 10:15AM Oct 20, 2017Observed: 14.2 ft at 10:17AM Oct 20, 2017Observed: 14.18 ft at 10:30AM Oct 20, 2017Observed: 14.18 ft at 10:32AM Oct 20, 2017Observed: 14.18 ft at 10:45AM Oct 20, 2017Observed: 14.17 ft at 11:00AM Oct 20, 2017Observed: 14.19 ft at 11:15AM Oct 20, 2017Observed: 14.19 ft at 11:30AM Oct 20, 2017Observed: 14.18 ft at 11:45AM Oct 20, 2017Observed: 14.17 ft at 12:00PM Oct 20, 2017Observed: 14.2 ft at 12:15PM Oct 20, 2017Observed: 14.16 ft at 12:30PM Oct 20, 2017Observed: 14.19 ft at 12:45PM Oct 20, 2017Observed: 14.18 ft at 1:00PM Oct 20, 2017Observed: 14.18 ft at 1:15PM Oct 20, 2017Observed: 14.19 ft at 1:30PM Oct 20, 2017Observed: 14.18 ft at 1:45PM Oct 20, 2017Observed: 14.16 ft at 2:00PM Oct 20, 2017Observed: 14.17 ft at 2:15PM Oct 20, 2017Observed: 14.18 ft at 2:30PM Oct 20, 2017Observed: 14.18 ft at 2:45PM Oct 20, 2017Observed: 14.17 ft at 3:00PM Oct 20, 2017Observed: 14.17 ft at 3:15PM Oct 20, 2017Observed: 14.17 ft at 3:30PM Oct 20, 2017Observed: 14.19 ft at 3:45PM Oct 20, 2017Observed: 14.17 ft at 4:00PM Oct 20, 2017Observed: 14.19 ft at 4:15PM Oct 20, 2017Observed: 14.19 ft at 4:30PM Oct 20, 2017Observed: 14.21 ft at 4:45PM Oct 20, 2017Observed: 14.2 ft at 5:00PM Oct 20, 2017Observed: 14.19 ft at 5:15PM Oct 20, 2017Observed: 14.19 ft at 5:30PM Oct 20, 2017Observed: 14.17 ft at 5:45PM Oct 20, 2017Observed: 14.19 ft at 6:00PM Oct 20, 2017Observed: 14.19 ft at 6:01PM Oct 20, 2017Observed: 14.18 ft at 6:15PM Oct 20, 2017Observed: 14.18 ft at 6:16PM Oct 20, 2017Observed: 14.18 ft at 6:30PM Oct 20, 2017Observed: 14.18 ft at 6:31PM Oct 20, 2017Observed: 14.18 ft at 6:45PM Oct 20, 2017Observed: 14.18 ft at 7:00PM Oct 20, 2017Observed: 14.17 ft at 7:15PM Oct 20, 2017Observed: 14.17 ft at 7:30PM Oct 20, 2017USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (8:18PM Oct 20, 2017)ObservedLatest observed value: 14.17 ft at 7:30 PM CDT 20-Oct-2017. Flood Stage is 32 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
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 Big Sioux River at Sioux City are issued as needed during times of high water, but are not routinely available.

Vertical datum height surveyed by the USGS

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Upstream Gauge - near Jefferson Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 41
Moderate Flood Stage: 38
Flood Stage: 32
Action Stage: 29
Low Stage (in feet): -9999

Historic Crests
(1) 108.30 ft on 04/10/1969
(2) 106.80 ft on 04/03/1960
(3) 105.63 ft on 06/20/2014
(4) 104.80 ft on 04/01/1962
(5) 104.50 ft on 06/25/1984
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 105.63 ft on 06/20/2014
(2) 102.20 ft on 06/27/2011
(3) 97.70 ft on 09/30/2010
(4) 96.80 ft on 04/10/1997
(5) 102.00 ft on 04/14/1993
Show More Recent Crests

(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:14
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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
43.5 The lower levees in the Iowa Riverside community are in danger of being overtopped if not sandbagged.
41 Sandbagging is needed to protect Interstate 29 from flooding.
38 Most of the storm drains are submerged.
32 Agricultural land north of the leveed area begins to flood.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.524444° N, Longitude: 96.480000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 32 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 1060 ft 1092.0 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 992.7 1091.7 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
Flood stage and impact levels have recently changed due to a change in the zero datum for this gauge. How low could the river get?
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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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 21-Dec-2016 10:37 PM
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