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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Highest Observation: 24.36 ft at 9:30AM Oct 11, 2019Observed: 24.33 ft at 9:45AM Oct 11, 2019Observed: 24.31 ft at 10:00AM Oct 11, 2019Observed: 24.31 ft at 10:15AM Oct 11, 2019Observed: 24.31 ft at 10:30AM Oct 11, 2019Observed: 24.29 ft at 10:45AM Oct 11, 2019Observed: 24.33 ft at 11:00AM Oct 11, 2019Observed: 24.31 ft at 11:15AM Oct 11, 2019Observed: 24.31 ft at 11:30AM Oct 11, 2019Observed: 24.31 ft at 11:45AM Oct 11, 2019Observed: 24.29 ft at 12:00PM Oct 11, 2019Observed: 24.27 ft at 12:15PM Oct 11, 2019Observed: 24.29 ft at 12:30PM Oct 11, 2019Observed: 24.27 ft at 12:45PM Oct 11, 2019Observed: 24.3 ft at 1:00PM Oct 11, 2019Observed: 24.27 ft at 1:15PM Oct 11, 2019Observed: 24.27 ft at 1:30PM Oct 11, 2019Observed: 24.26 ft at 1:45PM Oct 11, 2019Observed: 24.25 ft at 2:00PM Oct 11, 2019Observed: 24.29 ft at 2:15PM Oct 11, 2019Observed: 24.28 ft at 2:30PM Oct 11, 2019Observed: 24.2 ft at 2:45PM Oct 11, 2019Observed: 24.2 ft at 2:46PM Oct 11, 2019Observed: 24.27 ft at 3:00PM Oct 11, 2019Observed: 24.27 ft at 3:01PM Oct 11, 2019Observed: 24.25 ft at 3:15PM Oct 11, 2019Observed: 24.25 ft at 3:16PM Oct 11, 2019Observed: 24.25 ft at 3:30PM Oct 11, 2019Observed: 24.27 ft at 3:45PM Oct 11, 2019Observed: 24.25 ft at 4:00PM Oct 11, 2019Observed: 24.27 ft at 4:15PM Oct 11, 2019Observed: 24.22 ft at 4:30PM Oct 11, 2019Observed: 24.26 ft at 4:45PM Oct 11, 2019Observed: 24.21 ft at 5:00PM Oct 11, 2019Observed: 24.2 ft at 5:15PM Oct 11, 2019Observed: 24.22 ft at 5:30PM Oct 11, 2019Observed: 24.21 ft at 5:45PM Oct 11, 2019Observed: 24.19 ft at 6:00PM Oct 11, 2019Observed: 24.19 ft at 6:15PM Oct 11, 2019Observed: 24.18 ft at 6:30PM Oct 11, 2019Observed: 24.2 ft at 6:45PM Oct 11, 2019Observed: 24.17 ft at 7:00PM Oct 11, 2019Observed: 24.18 ft at 7:15PM Oct 11, 2019Observed: 24.18 ft at 7:30PM Oct 11, 2019Observed: 24.2 ft at 7:45PM Oct 11, 2019Observed: 24.2 ft at 8:00PM Oct 11, 2019Observed: 24.2 ft at 8:15PM Oct 11, 2019Observed: 24.21 ft at 8:30PM Oct 11, 2019Observed: 24.22 ft at 8:45PM Oct 11, 2019Observed: 24.2 ft at 9:00PM Oct 11, 2019Observed: 24.19 ft at 9:15PM Oct 11, 2019Observed: 24.16 ft at 9:30PM Oct 11, 2019Observed: 24.18 ft at 9:45PM Oct 11, 2019Observed: 24.2 ft at 10:00PM Oct 11, 2019Observed: 24.16 ft at 10:15PM Oct 11, 2019Observed: 24.17 ft at 10:30PM Oct 11, 2019Observed: 24.15 ft at 10:45PM Oct 11, 2019Observed: 24.15 ft at 10:47PM Oct 11, 2019Observed: 24.13 ft at 11:00PM Oct 11, 2019Observed: 24.13 ft at 11:02PM Oct 11, 2019Observed: 24.14 ft at 11:15PM Oct 11, 2019Observed: 24.14 ft at 11:17PM Oct 11, 2019Observed: 24.14 ft at 11:30PM Oct 11, 2019Observed: 24.12 ft at 11:45PM Oct 11, 2019Observed: 24.1 ft at 12:00AM Oct 12, 2019Observed: 24.1 ft at 12:15AM Oct 12, 2019Observed: 24.09 ft at 12:30AM Oct 12, 2019Observed: 24.1 ft at 12:45AM Oct 12, 2019Observed: 24.09 ft at 1:00AM Oct 12, 2019Observed: 24.09 ft at 1:15AM Oct 12, 2019Observed: 24.1 ft at 1:30AM Oct 12, 2019Observed: 24.09 ft at 1:45AM Oct 12, 2019Observed: 24.07 ft at 2:00AM Oct 12, 2019Observed: 24.06 ft at 2:15AM Oct 12, 2019Observed: 24.1 ft at 2:30AM Oct 12, 2019Observed: 24.07 ft at 2:45AM Oct 12, 2019Observed: 24.06 ft at 3:00AM Oct 12, 2019Observed: 24.07 ft at 3:15AM Oct 12, 2019Observed: 24.06 ft at 3:30AM Oct 12, 2019Observed: 24.06 ft at 3:45AM Oct 12, 2019Observed: 24.08 ft at 4:00AM Oct 12, 2019Observed: 24.06 ft at 4:15AM Oct 12, 2019Observed: 24.08 ft at 4:30AM Oct 12, 2019Observed: 24.05 ft at 4:45AM Oct 12, 2019Observed: 24.04 ft at 5:00AM Oct 12, 2019Observed: 24.05 ft at 5:15AM Oct 12, 2019Observed: 24.02 ft at 5:30AM Oct 12, 2019Observed: 23.99 ft at 5:45AM Oct 12, 2019Observed: 24.01 ft at 6:00AM Oct 12, 2019Observed: 24.01 ft at 6:15AM Oct 12, 2019Observed: 24 ft at 6:30AM Oct 12, 2019Observed: 24 ft at 6:45AM Oct 12, 2019Observed: 24 ft at 6:46AM Oct 12, 2019Observed: 24 ft at 7:00AM Oct 12, 2019Observed: 24 ft at 7:01AM Oct 12, 2019Observed: 23.99 ft at 7:15AM Oct 12, 2019Observed: 23.99 ft at 7:16AM Oct 12, 2019Observed: 24.01 ft at 7:30AM Oct 12, 2019Observed: 23.99 ft at 7:45AM Oct 12, 2019Observed: 24 ft at 8:00AM Oct 12, 2019Observed: 23.98 ft at 8:15AM Oct 12, 2019Observed: 23.98 ft at 8:30AM Oct 12, 2019Observed: 24 ft at 8:45AM Oct 12, 2019Observed: 23.98 ft at 9:00AM Oct 12, 2019Observed: 23.97 ft at 9:15AM Oct 12, 2019Observed: 23.98 ft at 9:30AM Oct 12, 2019Observed: 23.97 ft at 9:45AM Oct 12, 2019Observed: 23.95 ft at 10:00AM Oct 12, 2019Observed: 23.94 ft at 10:15AM Oct 12, 2019Observed: 23.95 ft at 10:30AM Oct 12, 2019Observed: 23.93 ft at 10:45AM Oct 12, 2019Observed: 23.93 ft at 11:00AM Oct 12, 2019Observed: 23.9 ft at 11:15AM Oct 12, 2019Observed: 23.96 ft at 11:30AM Oct 12, 2019Observed: 23.92 ft at 11:45AM Oct 12, 2019Observed: 23.9 ft at 12:00PM Oct 12, 2019Observed: 23.9 ft at 12:15PM Oct 12, 2019Observed: 23.88 ft at 12:30PM Oct 12, 2019Observed: 23.92 ft at 12:45PM Oct 12, 2019Observed: 23.9 ft at 1:00PM Oct 12, 2019Observed: 23.9 ft at 1:15PM Oct 12, 2019Observed: 23.89 ft at 1:30PM Oct 12, 2019Observed: 23.87 ft at 1:45PM Oct 12, 2019Observed: 23.87 ft at 2:00PM Oct 12, 2019Observed: 23.86 ft at 2:15PM Oct 12, 2019Observed: 23.88 ft at 2:30PM Oct 12, 2019Observed: 23.88 ft at 2:45PM Oct 12, 2019Observed: 23.88 ft at 2:46PM Oct 12, 2019Observed: 23.88 ft at 3:00PM Oct 12, 2019Observed: 23.88 ft at 3:01PM Oct 12, 2019Observed: 23.86 ft at 3:15PM Oct 12, 2019Observed: 23.86 ft at 3:16PM Oct 12, 2019Observed: 23.84 ft at 3:30PM Oct 12, 2019Observed: 23.87 ft at 3:45PM Oct 12, 2019Observed: 23.84 ft at 4:00PM Oct 12, 2019Observed: 23.85 ft at 4:15PM Oct 12, 2019Observed: 23.86 ft at 4:30PM Oct 12, 2019Observed: 23.87 ft at 4:45PM Oct 12, 2019Observed: 23.83 ft at 5:00PM Oct 12, 2019Observed: 23.81 ft at 5:15PM Oct 12, 2019Observed: 23.82 ft at 5:30PM Oct 12, 2019Observed: 23.85 ft at 5:45PM Oct 12, 2019Observed: 23.84 ft at 6:00PM Oct 12, 2019Observed: 23.84 ft at 6:15PM Oct 12, 2019Observed: 23.81 ft at 6:30PM Oct 12, 2019Observed: 23.83 ft at 6:45PM Oct 12, 2019Observed: 23.8 ft at 7:00PM Oct 12, 2019Observed: 23.82 ft at 7:15PM Oct 12, 2019Observed: 23.82 ft at 7:30PM Oct 12, 2019Observed: 23.81 ft at 7:45PM Oct 12, 2019Observed: 23.79 ft at 8:00PM Oct 12, 2019Observed: 23.79 ft at 8:15PM Oct 12, 2019Observed: 23.8 ft at 8:30PM Oct 12, 2019Observed: 23.8 ft at 8:45PM Oct 12, 2019Observed: 23.82 ft at 9:00PM Oct 12, 2019Observed: 23.83 ft at 9:15PM Oct 12, 2019Observed: 23.82 ft at 9:30PM Oct 12, 2019Observed: 23.81 ft at 9:45PM Oct 12, 2019Observed: 23.8 ft at 10:00PM Oct 12, 2019Observed: 23.8 ft at 10:15PM Oct 12, 2019Observed: 23.81 ft at 10:30PM Oct 12, 2019Observed: 23.82 ft at 10:45PM Oct 12, 2019Observed: 23.82 ft at 10:46PM Oct 12, 2019Observed: 23.82 ft at 11:00PM Oct 12, 2019Observed: 23.82 ft at 11:01PM Oct 12, 2019Observed: 23.8 ft at 11:15PM Oct 12, 2019Observed: 23.8 ft at 11:16PM Oct 12, 2019Observed: 23.8 ft at 11:30PM Oct 12, 2019Observed: 23.8 ft at 11:45PM Oct 12, 2019Observed: 23.76 ft at 12:00AM Oct 13, 2019Observed: 23.75 ft at 12:15AM Oct 13, 2019Observed: 23.76 ft at 12:30AM Oct 13, 2019Observed: 23.78 ft at 12:45AM Oct 13, 2019Observed: 23.77 ft at 1:00AM Oct 13, 2019Observed: 23.76 ft at 1:15AM Oct 13, 2019Observed: 23.75 ft at 1:30AM Oct 13, 2019Observed: 23.75 ft at 1:45AM Oct 13, 2019Observed: 23.76 ft at 2:00AM Oct 13, 2019Observed: 23.76 ft at 2:15AM Oct 13, 2019Observed: 23.75 ft at 2:30AM Oct 13, 2019Observed: 23.74 ft at 2:45AM Oct 13, 2019Observed: 23.75 ft at 3:00AM Oct 13, 2019Observed: 23.75 ft at 3:15AM Oct 13, 2019Observed: 23.74 ft at 3:30AM Oct 13, 2019Observed: 23.76 ft at 3:45AM Oct 13, 2019Observed: 23.74 ft at 4:00AM Oct 13, 2019Observed: 23.72 ft at 4:15AM Oct 13, 2019Observed: 23.74 ft at 4:30AM Oct 13, 2019Observed: 23.74 ft at 4:45AM Oct 13, 2019Observed: 23.72 ft at 5:00AM Oct 13, 2019Observed: 23.7 ft at 5:15AM Oct 13, 2019Observed: 23.73 ft at 5:30AM Oct 13, 2019Observed: 23.71 ft at 5:45AM Oct 13, 2019Observed: 23.71 ft at 6:00AM Oct 13, 2019Observed: 23.7 ft at 6:15AM Oct 13, 2019Observed: 23.69 ft at 6:30AM Oct 13, 2019Observed: 23.71 ft at 6:45AM Oct 13, 2019Observed: 23.7 ft at 7:00AM Oct 13, 2019Observed: 23.7 ft at 7:15AM Oct 13, 2019Observed: 23.68 ft at 7:30AM Oct 13, 2019Observed: 23.69 ft at 7:45AM Oct 13, 2019Observed: 23.69 ft at 8:00AM Oct 13, 2019Observed: 23.67 ft at 8:15AM Oct 13, 2019Observed: 23.67 ft at 8:30AM Oct 13, 2019Observed: 23.66 ft at 8:45AM Oct 13, 2019Observed: 23.67 ft at 9:00AM Oct 13, 2019Observed: 23.66 ft at 9:15AM Oct 13, 2019Observed: 23.68 ft at 9:30AM Oct 13, 2019Observed: 23.68 ft at 9:45AM Oct 13, 2019Observed: 23.65 ft at 10:00AM Oct 13, 2019Observed: 23.66 ft at 10:15AM Oct 13, 2019Observed: 23.66 ft at 10:30AM Oct 13, 2019Observed: 23.65 ft at 10:45AM Oct 13, 2019Observed: 23.63 ft at 11:00AM Oct 13, 2019Observed: 23.62 ft at 11:15AM Oct 13, 2019Observed: 23.65 ft at 11:30AM Oct 13, 2019Observed: 23.64 ft at 11:45AM Oct 13, 2019Observed: 23.67 ft at 12:00PM Oct 13, 2019Observed: 23.64 ft at 12:15PM Oct 13, 2019Observed: 23.65 ft at 12:30PM Oct 13, 2019Observed: 23.64 ft at 12:45PM Oct 13, 2019Observed: 23.64 ft at 1:00PM Oct 13, 2019Observed: 23.63 ft at 1:15PM Oct 13, 2019Observed: 23.64 ft at 1:30PM Oct 13, 2019Observed: 23.62 ft at 1:45PM Oct 13, 2019Observed: 23.62 ft at 2:00PM Oct 13, 2019Observed: 23.61 ft at 2:15PM Oct 13, 2019Observed: 23.59 ft at 2:30PM Oct 13, 2019Observed: 23.6 ft at 2:45PM Oct 13, 2019Observed: 23.58 ft at 3:00PM Oct 13, 2019Observed: 23.58 ft at 3:01PM Oct 13, 2019Observed: 23.58 ft at 3:15PM Oct 13, 2019Observed: 23.58 ft at 3:16PM Oct 13, 2019Observed: 23.59 ft at 3:30PM Oct 13, 2019Observed: 23.59 ft at 3:31PM Oct 13, 2019Observed: 23.59 ft at 3:45PM Oct 13, 2019Observed: 23.59 ft at 4:00PM Oct 13, 2019Observed: 23.55 ft at 4:15PM Oct 13, 2019Observed: 23.56 ft at 4:30PM Oct 13, 2019Observed: 23.56 ft at 4:45PM Oct 13, 2019Observed: 23.54 ft at 5:00PM Oct 13, 2019Observed: 23.54 ft at 5:15PM Oct 13, 2019Observed: 23.54 ft at 5:30PM Oct 13, 2019Observed: 23.52 ft at 5:45PM Oct 13, 2019Observed: 23.52 ft at 6:00PM Oct 13, 2019Observed: 23.54 ft at 6:15PM Oct 13, 2019Observed: 23.54 ft at 6:30PM Oct 13, 2019Observed: 23.52 ft at 6:45PM Oct 13, 2019Observed: 23.48 ft at 7:00PM Oct 13, 2019Observed: 23.51 ft at 7:15PM Oct 13, 2019Observed: 23.48 ft at 7:30PM Oct 13, 2019Observed: 23.5 ft at 7:45PM Oct 13, 2019Observed: 23.49 ft at 8:00PM Oct 13, 2019Observed: 23.47 ft at 8:15PM Oct 13, 2019Observed: 23.5 ft at 8:30PM Oct 13, 2019Observed: 23.5 ft at 8:45PM Oct 13, 2019Observed: 23.49 ft at 9:00PM Oct 13, 2019Observed: 23.5 ft at 9:15PM Oct 13, 2019Observed: 23.47 ft at 9:30PM Oct 13, 2019Observed: 23.47 ft at 9:45PM Oct 13, 2019Observed: 23.49 ft at 10:00PM Oct 13, 2019Observed: 23.48 ft at 10:15PM Oct 13, 2019Observed: 23.46 ft at 10:30PM Oct 13, 2019Observed: 23.45 ft at 10:45PM Oct 13, 2019Observed: 23.45 ft at 11:00PM Oct 13, 2019Observed: 23.45 ft at 11:01PM Oct 13, 2019Observed: 23.47 ft at 11:15PM Oct 13, 2019Observed: 23.47 ft at 11:16PM Oct 13, 2019Observed: 23.46 ft at 11:30PM Oct 13, 2019Observed: 23.46 ft at 11:31PM Oct 13, 2019Observed: 23.45 ft at 11:45PM Oct 13, 2019Observed: 23.48 ft at 12:00AM Oct 14, 2019Observed: 23.46 ft at 12:15AM Oct 14, 2019Observed: 23.46 ft at 12:30AM Oct 14, 2019Observed: 23.46 ft at 12:45AM Oct 14, 2019Observed: 23.47 ft at 1:00AM Oct 14, 2019Observed: 23.45 ft at 1:15AM Oct 14, 2019Observed: 23.45 ft at 1:30AM Oct 14, 2019Observed: 23.47 ft at 1:45AM Oct 14, 2019Observed: 23.44 ft at 2:00AM Oct 14, 2019Observed: 23.46 ft at 2:15AM Oct 14, 2019Observed: 23.45 ft at 2:30AM Oct 14, 2019Observed: 23.44 ft at 2:45AM Oct 14, 2019Observed: 23.45 ft at 3:00AM Oct 14, 2019Observed: 23.46 ft at 3:15AM Oct 14, 2019Observed: 23.47 ft at 3:30AM Oct 14, 2019Observed: 23.45 ft at 3:45AM Oct 14, 2019Observed: 23.44 ft at 4:00AM Oct 14, 2019Observed: 23.44 ft at 4:15AM Oct 14, 2019Observed: 23.45 ft at 4:30AM Oct 14, 2019Observed: 23.43 ft at 4:45AM Oct 14, 2019Observed: 23.43 ft at 5:00AM Oct 14, 2019Observed: 23.43 ft at 5:15AM Oct 14, 2019Observed: 23.43 ft at 5:30AM Oct 14, 2019Observed: 23.4 ft at 5:45AM Oct 14, 2019Observed: 23.41 ft at 6:00AM Oct 14, 2019Observed: 23.41 ft at 6:15AM Oct 14, 2019Observed: 23.42 ft at 6:30AM Oct 14, 2019Observed: 23.39 ft at 6:45AM Oct 14, 2019Observed: 23.38 ft at 7:00AM Oct 14, 2019Observed: 23.38 ft at 7:02AM Oct 14, 2019Observed: 23.4 ft at 7:15AM Oct 14, 2019Observed: 23.4 ft at 7:17AM Oct 14, 2019Observed: 23.39 ft at 7:30AM Oct 14, 2019Observed: 23.39 ft at 7:32AM Oct 14, 2019Observed: 23.38 ft at 7:45AM Oct 14, 2019Observed: 23.37 ft at 8:00AM Oct 14, 2019Observed: 23.37 ft at 8:15AM Oct 14, 2019Observed: 23.37 ft at 8:30AM Oct 14, 2019Observed: 23.35 ft at 8:45AM Oct 14, 2019Observed: 23.35 ft at 9:00AM Oct 14, 2019Observed: 23.35 ft at 9:15AM Oct 14, 2019Observed: 23.35 ft at 9:30AM Oct 14, 2019Observed: 23.36 ft at 9:45AM Oct 14, 2019Observed: 23.34 ft at 10:00AM Oct 14, 2019Observed: 23.35 ft at 10:15AM Oct 14, 2019Observed: 23.36 ft at 10:30AM Oct 14, 2019Observed: 23.33 ft at 10:45AM Oct 14, 2019Observed: 23.35 ft at 11:00AM Oct 14, 2019Observed: 23.35 ft at 11:15AM Oct 14, 2019Observed: 23.34 ft at 11:30AM Oct 14, 2019Observed: 23.34 ft at 11:45AM Oct 14, 2019Observed: 23.34 ft at 12:00PM Oct 14, 2019Observed: 23.34 ft at 12:15PM Oct 14, 2019Observed: 23.34 ft at 12:30PM Oct 14, 2019Observed: 23.31 ft at 12:45PM Oct 14, 2019Observed: 23.34 ft at 1:00PM Oct 14, 2019Observed: 23.33 ft at 1:15PM Oct 14, 2019Observed: 23.33 ft at 1:30PM Oct 14, 2019Observed: 23.35 ft at 1:45PM Oct 14, 2019Observed: 23.32 ft at 2:00PM Oct 14, 2019Observed: 23.32 ft at 2:15PM Oct 14, 2019Observed: 23.3 ft at 2:30PM Oct 14, 2019Observed: 23.29 ft at 2:45PM Oct 14, 2019Observed: 23.28 ft at 3:00PM Oct 14, 2019Observed: 23.28 ft at 3:15PM Oct 14, 2019Observed: 23.3 ft at 3:30PM Oct 14, 2019Observed: 23.29 ft at 3:45PM Oct 14, 2019Observed: 23.31 ft at 4:00PM Oct 14, 2019Observed: 23.31 ft at 4:15PM Oct 14, 2019Observed: 23.32 ft at 4:30PM Oct 14, 2019Observed: 23.29 ft at 4:45PM Oct 14, 2019Observed: 23.29 ft at 5:00PM Oct 14, 2019Observed: 23.29 ft at 5:15PM Oct 14, 2019Observed: 23.3 ft at 5:30PM Oct 14, 2019Observed: 23.3 ft at 5:45PM Oct 14, 2019Observed: 23.29 ft at 6:00PM Oct 14, 2019Observed: 23.3 ft at 6:15PM Oct 14, 2019Observed: 23.31 ft at 6:30PM Oct 14, 2019Observed: 23.29 ft at 6:45PM Oct 14, 2019Observed: 23.29 ft at 7:00PM Oct 14, 2019Observed: 23.27 ft at 7:15PM Oct 14, 2019Observed: 23.28 ft at 7:30PM Oct 14, 2019Observed: 23.27 ft at 7:45PM Oct 14, 2019Observed: 23.27 ft at 8:00PM Oct 14, 2019Observed: 23.26 ft at 8:15PM Oct 14, 2019Observed: 23.28 ft at 8:30PM Oct 14, 2019Observed: 23.29 ft at 8:45PM Oct 14, 2019Observed: 23.28 ft at 9:00PM Oct 14, 2019Observed: 23.29 ft at 9:15PM Oct 14, 2019Observed: 23.27 ft at 9:30PM Oct 14, 2019Observed: 23.28 ft at 9:45PM Oct 14, 2019Observed: 23.28 ft at 10:00PM Oct 14, 2019Observed: 23.31 ft at 10:15PM Oct 14, 2019Observed: 23.3 ft at 10:30PM Oct 14, 2019Observed: 23.3 ft at 10:45PM Oct 14, 2019Observed: 23.3 ft at 11:00PM Oct 14, 2019Observed: 23.3 ft at 11:15PM Oct 14, 2019Observed: 23.33 ft at 11:30PM Oct 14, 2019Observed: 23.32 ft at 11:45PM Oct 14, 2019Observed: 23.32 ft at 12:00AM Oct 15, 2019Observed: 23.29 ft at 12:15AM Oct 15, 2019Observed: 23.33 ft at 12:30AM Oct 15, 2019Observed: 23.3 ft at 12:45AM Oct 15, 2019Observed: 23.31 ft at 1:00AM Oct 15, 2019Observed: 23.28 ft at 1:15AM Oct 15, 2019Observed: 23.31 ft at 1:30AM Oct 15, 2019Observed: 23.3 ft at 1:45AM Oct 15, 2019Observed: 23.29 ft at 2:00AM Oct 15, 2019Observed: 23.28 ft at 2:15AM Oct 15, 2019Observed: 23.28 ft at 2:30AM Oct 15, 2019Observed: 23.3 ft at 2:45AM Oct 15, 2019Observed: 23.28 ft at 3:00AM Oct 15, 2019Observed: 23.29 ft at 3:15AM Oct 15, 2019Observed: 23.3 ft at 3:30AM Oct 15, 2019Observed: 23.29 ft at 3:45AM Oct 15, 2019Observed: 23.3 ft at 4:00AM Oct 15, 2019Observed: 23.28 ft at 4:15AM Oct 15, 2019Observed: 23.29 ft at 4:30AM Oct 15, 2019Observed: 23.3 ft at 4:45AM Oct 15, 2019Observed: 23.3 ft at 5:00AM Oct 15, 2019Observed: 23.29 ft at 5:15AM Oct 15, 2019Observed: 23.3 ft at 5:30AM Oct 15, 2019Observed: 23.28 ft at 5:45AM Oct 15, 2019Observed: 23.28 ft at 6:00AM Oct 15, 2019Observed: 23.3 ft at 6:15AM Oct 15, 2019Observed: 23.28 ft at 6:30AM Oct 15, 2019Observed: 23.3 ft at 6:45AM Oct 15, 2019Observed: 23.27 ft at 7:00AM Oct 15, 2019Observed: 23.26 ft at 7:15AM Oct 15, 2019Observed: 23.28 ft at 7:30AM Oct 15, 2019Observed: 23.26 ft at 7:45AM Oct 15, 2019Observed: 23.28 ft at 8:00AM Oct 15, 2019Observed: 23.26 ft at 8:15AM Oct 15, 2019Observed: 23.28 ft at 8:30AM Oct 15, 2019Observed: 23.26 ft at 8:45AM Oct 15, 2019Observed: 23.24 ft at 9:00AM Oct 15, 2019Observed: 23.24 ft at 9:15AM Oct 15, 2019Observed: 23.28 ft at 9:30AM Oct 15, 2019Observed: 23.25 ft at 9:45AM Oct 15, 2019Observed: 23.22 ft at 10:00AM Oct 15, 2019Observed: 23.23 ft at 10:15AM Oct 15, 2019Observed: 23.27 ft at 10:30AM Oct 15, 2019Observed: 23.27 ft at 10:45AM Oct 15, 2019Observed: 23.25 ft at 11:00AM Oct 15, 2019Observed: 23.26 ft at 11:15AM Oct 15, 2019Observed: 23.27 ft at 11:30AM Oct 15, 2019Observed: 23.23 ft at 11:45AM Oct 15, 2019Observed: 23.24 ft at 12:00PM Oct 15, 2019Observed: 23.17 ft at 12:15PM Oct 15, 2019Observed: 23.2 ft at 12:30PM Oct 15, 2019Observed: 23.21 ft at 12:45PM Oct 15, 2019Observed: 23.18 ft at 1:00PM Oct 15, 2019Observed: 23.19 ft at 1:15PM Oct 15, 2019Observed: 23.19 ft at 1:30PM Oct 15, 2019Observed: 23.21 ft at 1:45PM Oct 15, 2019Observed: 23.15 ft at 2:00PM Oct 15, 2019Observed: 23.12 ft at 2:15PM Oct 15, 2019Observed: 23.05 ft at 2:30PM Oct 15, 2019Observed: 22.96 ft at 2:45PM Oct 15, 2019Observed: 22.91 ft at 3:00PM Oct 15, 2019Observed: 22.82 ft at 3:15PM Oct 15, 2019Observed: 22.78 ft at 3:30PM Oct 15, 2019Observed: 22.72 ft at 3:45PM Oct 15, 2019Observed: 22.72 ft at 4:00PM Oct 15, 2019Observed: 22.65 ft at 4:15PM Oct 15, 2019Observed: 22.58 ft at 4:30PM Oct 15, 2019Observed: 22.52 ft at 4:45PM Oct 15, 2019Observed: 22.46 ft at 5:00PM Oct 15, 2019Observed: 22.42 ft at 5:15PM Oct 15, 2019Observed: 22.36 ft at 5:30PM Oct 15, 2019Observed: 22.3 ft at 5:45PM Oct 15, 2019Observed: 22.24 ft at 6:00PM Oct 15, 2019Observed: 22.17 ft at 6:15PM Oct 15, 2019Observed: 22.1 ft at 6:30PM Oct 15, 2019Observed: 22.03 ft at 6:45PM Oct 15, 2019Observed: 21.97 ft at 7:00PM Oct 15, 2019Observed: 21.92 ft at 7:15PM Oct 15, 2019Observed: 21.87 ft at 7:30PM Oct 15, 2019Observed: 21.82 ft at 7:45PM Oct 15, 2019Observed: 21.77 ft at 8:00PM Oct 15, 2019Observed: 21.72 ft at 8:15PM Oct 15, 2019Observed: 21.67 ft at 8:30PM Oct 15, 2019Observed: 21.62 ft at 8:45PM Oct 15, 2019Observed: 21.56 ft at 9:00PM Oct 15, 2019Observed: 21.51 ft at 9:15PM Oct 15, 2019Observed: 21.48 ft at 9:30PM Oct 15, 2019Observed: 21.44 ft at 9:45PM Oct 15, 2019Observed: 21.4 ft at 10:00PM Oct 15, 2019Observed: 21.37 ft at 10:15PM Oct 15, 2019Observed: 21.34 ft at 10:30PM Oct 15, 2019Observed: 21.3 ft at 10:45PM Oct 15, 2019Observed: 21.27 ft at 11:00PM Oct 15, 2019Observed: 21.27 ft at 11:01PM Oct 15, 2019Observed: 21.25 ft at 11:15PM Oct 15, 2019Observed: 21.25 ft at 11:16PM Oct 15, 2019Observed: 21.22 ft at 11:30PM Oct 15, 2019Observed: 21.22 ft at 11:31PM Oct 15, 2019Observed: 21.19 ft at 11:45PM Oct 15, 2019Observed: 21.16 ft at 12:00AM Oct 16, 2019Observed: 21.13 ft at 12:15AM Oct 16, 2019Observed: 21.11 ft at 12:30AM Oct 16, 2019Observed: 21.08 ft at 12:45AM Oct 16, 2019Observed: 21.06 ft at 1:00AM Oct 16, 2019Observed: 21.04 ft at 1:15AM Oct 16, 2019Observed: 21.01 ft at 1:30AM Oct 16, 2019Observed: 20.99 ft at 1:45AM Oct 16, 2019Observed: 20.96 ft at 2:00AM Oct 16, 2019Observed: 20.94 ft at 2:15AM Oct 16, 2019Observed: 20.91 ft at 2:30AM Oct 16, 2019Observed: 20.89 ft at 2:45AM Oct 16, 2019Observed: 20.87 ft at 3:00AM Oct 16, 2019Observed: 23.05 ft at 3:15AM Oct 16, 2019Observed: 23.01 ft at 3:30AM Oct 16, 2019Observed: 22.97 ft at 3:45AM Oct 16, 2019Observed: 22.92 ft at 4:00AM Oct 16, 2019Observed: 22.88 ft at 4:15AM Oct 16, 2019Observed: 22.84 ft at 4:30AM Oct 16, 2019Observed: 22.8 ft at 4:45AM Oct 16, 2019Observed: 22.76 ft at 5:00AM Oct 16, 2019Observed: 22.72 ft at 5:15AM Oct 16, 2019Observed: 22.67 ft at 5:30AM Oct 16, 2019Observed: 22.64 ft at 5:45AM Oct 16, 2019Observed: 22.6 ft at 6:00AM Oct 16, 2019Observed: 22.56 ft at 6:15AM Oct 16, 2019Observed: 22.53 ft at 6:30AM Oct 16, 2019Observed: 22.49 ft at 6:45AM Oct 16, 2019Observed: 22.45 ft at 7:00AM Oct 16, 2019Observed: 22.45 ft at 7:01AM Oct 16, 2019Observed: 22.41 ft at 7:15AM Oct 16, 2019Observed: 22.41 ft at 7:16AM Oct 16, 2019Observed: 22.37 ft at 7:30AM Oct 16, 2019Observed: 22.37 ft at 7:31AM Oct 16, 2019Observed: 22.33 ft at 7:45AM Oct 16, 2019Observed: 22.29 ft at 8:00AM Oct 16, 2019Observed: 22.26 ft at 8:15AM Oct 16, 2019Observed: 22.23 ft at 8:30AM Oct 16, 2019Observed: 22.2 ft at 8:45AM Oct 16, 2019Observed: 22.17 ft at 9:00AM Oct 16, 2019Observed: 22.15 ft at 9:15AM Oct 16, 2019Observed: 22.13 ft at 9:30AM Oct 16, 2019Observed: 22.11 ft at 9:45AM Oct 16, 2019Observed: 22.1 ft at 10:00AM Oct 16, 2019Observed: 22.09 ft at 10:15AM Oct 16, 2019Observed: 22.1 ft at 10:30AM Oct 16, 2019Observed: 22.1 ft at 10:45AM Oct 16, 2019Observed: 22.11 ft at 11:00AM Oct 16, 2019Observed: 22.14 ft at 11:15AM Oct 16, 2019Observed: 22.16 ft at 11:30AM Oct 16, 2019Observed: 22.19 ft at 11:45AM Oct 16, 2019Observed: 22.2 ft at 12:00PM Oct 16, 2019Observed: 22.33 ft at 12:15PM Oct 16, 2019Observed: 22.45 ft at 12:30PM Oct 16, 2019Observed: 22.6 ft at 12:45PM Oct 16, 2019Observed: 22.6 ft at 1:00PM Oct 16, 2019Observed: 22.67 ft at 1:15PM Oct 16, 2019Observed: 22.72 ft at 1:30PM Oct 16, 2019Observed: 22.72 ft at 1:45PM Oct 16, 2019Observed: 22.74 ft at 2:00PM Oct 16, 2019Observed: 22.7 ft at 2:15PM Oct 16, 2019Observed: 22.71 ft at 2:30PM Oct 16, 2019Observed: 22.68 ft at 2:45PM Oct 16, 2019Observed: 22.68 ft at 3:00PM Oct 16, 2019Observed: 22.64 ft at 3:15PM Oct 16, 2019Observed: 22.64 ft at 3:16PM Oct 16, 2019Observed: 22.59 ft at 3:30PM Oct 16, 2019Observed: 22.59 ft at 3:31PM Oct 16, 2019Observed: 22.53 ft at 3:45PM Oct 16, 2019Observed: 22.53 ft at 3:46PM Oct 16, 2019Observed: 22.45 ft at 4:00PM Oct 16, 2019Observed: 22.43 ft at 4:15PM Oct 16, 2019Observed: 22.35 ft at 4:30PM Oct 16, 2019Observed: 22.32 ft at 4:45PM Oct 16, 2019Observed: 22.3 ft at 5:00PM Oct 16, 2019Observed: 22.25 ft at 5:15PM Oct 16, 2019Observed: 22.16 ft at 5:30PM Oct 16, 2019Observed: 22.04 ft at 5:45PM Oct 16, 2019Observed: 21.94 ft at 6:00PM Oct 16, 2019Observed: 21.85 ft at 6:15PM Oct 16, 2019Observed: 21.78 ft at 6:30PM Oct 16, 2019Observed: 21.71 ft at 6:45PM Oct 16, 2019Observed: 21.64 ft at 7:00PM Oct 16, 2019Observed: 21.58 ft at 7:15PM Oct 16, 2019Observed: 21.53 ft at 7:30PM Oct 16, 2019Observed: 21.49 ft at 7:45PM Oct 16, 2019Observed: 21.45 ft at 8:00PM Oct 16, 2019Observed: 21.41 ft at 8:15PM Oct 16, 2019Observed: 21.37 ft at 8:30PM Oct 16, 2019Observed: 21.34 ft at 8:45PM Oct 16, 2019Observed: 21.31 ft at 9:00PM Oct 16, 2019Observed: 21.29 ft at 9:15PM Oct 16, 2019Observed: 21.26 ft at 9:30PM Oct 16, 2019Observed: 21.24 ft at 9:45PM Oct 16, 2019Observed: 21.22 ft at 10:00PM Oct 16, 2019Observed: 21.21 ft at 10:15PM Oct 16, 2019Observed: 21.18 ft at 10:30PM Oct 16, 2019Observed: 21.16 ft at 10:45PM Oct 16, 2019Observed: 21.14 ft at 11:00PM Oct 16, 2019Observed: 21.12 ft at 11:15PM Oct 16, 2019Observed: 21.12 ft at 11:16PM Oct 16, 2019Observed: 21.1 ft at 11:30PM Oct 16, 2019Observed: 21.1 ft at 11:31PM Oct 16, 2019Observed: 21.08 ft at 11:45PM Oct 16, 2019Observed: 21.08 ft at 11:46PM Oct 16, 2019Observed: 21.06 ft at 12:00AM Oct 17, 2019Observed: 21.03 ft at 12:15AM Oct 17, 2019Observed: 21.01 ft at 12:30AM Oct 17, 2019Observed: 20.99 ft at 12:45AM Oct 17, 2019Observed: 20.97 ft at 1:00AM Oct 17, 2019Observed: 20.96 ft at 1:15AM Oct 17, 2019Observed: 20.95 ft at 1:30AM Oct 17, 2019Observed: 20.93 ft at 1:45AM Oct 17, 2019Observed: 20.92 ft at 2:00AM Oct 17, 2019Observed: 20.9 ft at 2:15AM Oct 17, 2019Observed: 20.88 ft at 2:30AM Oct 17, 2019Observed: 20.87 ft at 2:45AM Oct 17, 2019Observed: 20.86 ft at 3:00AM Oct 17, 2019Observed: 20.84 ft at 3:15AM Oct 17, 2019Observed: 20.82 ft at 3:30AM Oct 17, 2019Observed: 20.81 ft at 3:45AM Oct 17, 2019Observed: 20.79 ft at 4:00AM Oct 17, 2019Observed: 20.79 ft at 4:15AM Oct 17, 2019Observed: 20.77 ft at 4:30AM Oct 17, 2019Observed: 20.75 ft at 4:45AM Oct 17, 2019Observed: 20.74 ft at 5:00AM Oct 17, 2019Observed: 20.73 ft at 5:15AM Oct 17, 2019Observed: 20.71 ft at 5:30AM Oct 17, 2019Observed: 20.69 ft at 5:45AM Oct 17, 2019Observed: 20.68 ft at 6:00AM Oct 17, 2019Observed: 20.67 ft at 6:15AM Oct 17, 2019Observed: 20.65 ft at 6:30AM Oct 17, 2019Observed: 20.64 ft at 6:45AM Oct 17, 2019Observed: 20.62 ft at 7:00AM Oct 17, 2019Observed: 20.61 ft at 7:15AM Oct 17, 2019Observed: 20.61 ft at 7:16AM Oct 17, 2019Observed: 20.59 ft at 7:30AM Oct 17, 2019Observed: 20.59 ft at 7:31AM Oct 17, 2019Observed: 20.58 ft at 7:45AM Oct 17, 2019Observed: 20.58 ft at 7:46AM Oct 17, 2019Observed: 20.57 ft at 8:00AM Oct 17, 2019Observed: 20.57 ft at 8:15AM Oct 17, 2019Observed: 20.6 ft at 8:30AM Oct 17, 2019Observed: 20.65 ft at 8:45AM Oct 17, 2019Observed: 20.7 ft at 9:00AM Oct 17, 2019Observed: 20.76 ft at 9:15AM Oct 17, 2019Observed: 20.81 ft at 9:30AM Oct 17, 2019Observed: 20.88 ft at 9:45AM Oct 17, 2019Observed: 20.93 ft at 10:00AM Oct 17, 2019Observed: 21.01 ft at 10:15AM Oct 17, 2019Observed: 21.26 ft at 10:30AM Oct 17, 2019Observed: 23 ft at 10:45AM Oct 17, 2019Observed: 22.99 ft at 11:00AM Oct 17, 2019Observed: 22.98 ft at 11:15AM Oct 17, 2019Observed: 22.99 ft at 11:30AM Oct 17, 2019Observed: 22.99 ft at 11:45AM Oct 17, 2019Observed: 23 ft at 12:00PM Oct 17, 2019Observed: 22.98 ft at 12:15PM Oct 17, 2019Observed: 23.01 ft at 12:30PM Oct 17, 2019Observed: 23 ft at 12:45PM Oct 17, 2019Observed: 23 ft at 1:00PM Oct 17, 2019Observed: 22.97 ft at 1:15PM Oct 17, 2019Observed: 23.01 ft at 1:30PM Oct 17, 2019Observed: 23.02 ft at 1:45PM Oct 17, 2019Observed: 22.98 ft at 2:00PM Oct 17, 2019Observed: 22.98 ft at 2:15PM Oct 17, 2019Observed: 23 ft at 2:30PM Oct 17, 2019Observed: 22.98 ft at 2:45PM Oct 17, 2019Observed: 22.97 ft at 3:00PM Oct 17, 2019Observed: 22.97 ft at 3:15PM Oct 17, 2019Observed: 22.97 ft at 3:17PM Oct 17, 2019Observed: 22.99 ft at 3:30PM Oct 17, 2019Observed: 22.99 ft at 3:32PM Oct 17, 2019Observed: 22.97 ft at 3:45PM Oct 17, 2019Observed: 22.97 ft at 3:47PM Oct 17, 2019Observed: 22.98 ft at 4:00PM Oct 17, 2019Observed: 22.99 ft at 4:15PM Oct 17, 2019Observed: 22.98 ft at 4:30PM Oct 17, 2019Observed: 22.98 ft at 4:45PM Oct 17, 2019Observed: 22.96 ft at 5:00PM Oct 17, 2019Observed: 22.98 ft at 5:15PM Oct 17, 2019Observed: 22.99 ft at 5:30PM Oct 17, 2019Observed: 22.98 ft at 5:45PM Oct 17, 2019Observed: 22.97 ft at 6:00PM Oct 17, 2019Observed: 22.98 ft at 6:15PM Oct 17, 2019Observed: 22.98 ft at 6:30PM Oct 17, 2019Observed: 22.99 ft at 6:45PM Oct 17, 2019Observed: 22.99 ft at 7:00PM Oct 17, 2019Observed: 22.97 ft at 7:15PM Oct 17, 2019Observed: 22.97 ft at 7:30PM Oct 17, 2019Observed: 22.99 ft at 7:45PM Oct 17, 2019Observed: 22.99 ft at 8:00PM Oct 17, 2019Observed: 22.98 ft at 8:15PM Oct 17, 2019Observed: 22.98 ft at 8:30PM Oct 17, 2019Observed: 23 ft at 8:45PM Oct 17, 2019Observed: 23 ft at 9:00PM Oct 17, 2019Observed: 23.01 ft at 9:15PM Oct 17, 2019Observed: 23.02 ft at 9:30PM Oct 17, 2019Observed: 23.03 ft at 9:45PM Oct 17, 2019Observed: 23.02 ft at 10:00PM Oct 17, 2019Observed: 23.02 ft at 10:15PM Oct 17, 2019Observed: 23.05 ft at 10:30PM Oct 17, 2019Observed: 23.04 ft at 10:45PM Oct 17, 2019Observed: 23.04 ft at 11:00PM Oct 17, 2019Observed: 23.04 ft at 11:15PM Oct 17, 2019Observed: 23.04 ft at 11:17PM Oct 17, 2019Observed: 23.05 ft at 11:30PM Oct 17, 2019Observed: 23.05 ft at 11:32PM Oct 17, 2019Observed: 23.04 ft at 11:45PM Oct 17, 2019Observed: 23.04 ft at 11:47PM Oct 17, 2019Observed: 23.01 ft at 12:00AM Oct 18, 2019Observed: 23.02 ft at 12:15AM Oct 18, 2019Observed: 23.03 ft at 12:30AM Oct 18, 2019Observed: 23.03 ft at 12:45AM Oct 18, 2019Observed: 23.04 ft at 1:00AM Oct 18, 2019Observed: 23.06 ft at 1:15AM Oct 18, 2019Observed: 23.07 ft at 1:30AM Oct 18, 2019Observed: 23.06 ft at 1:45AM Oct 18, 2019Observed: 23.04 ft at 2:00AM Oct 18, 2019Observed: 23.04 ft at 2:15AM Oct 18, 2019Observed: 23.07 ft at 2:30AM Oct 18, 2019Observed: 23.06 ft at 2:45AM Oct 18, 2019Observed: 23.06 ft at 3:00AM Oct 18, 2019Observed: 23.06 ft at 3:15AM Oct 18, 2019Observed: 23.06 ft at 3:30AM Oct 18, 2019Observed: 23.06 ft at 3:45AM Oct 18, 2019Observed: 23.07 ft at 4:00AM Oct 18, 2019Observed: 23.05 ft at 4:15AM Oct 18, 2019Observed: 23.07 ft at 4:30AM Oct 18, 2019Observed: 23.05 ft at 4:45AM Oct 18, 2019Observed: 23.06 ft at 5:00AM Oct 18, 2019Observed: 23.04 ft at 5:15AM Oct 18, 2019Observed: 23.08 ft at 5:30AM Oct 18, 2019Observed: 23.05 ft at 5:45AM Oct 18, 2019Observed: 23.03 ft at 6:00AM Oct 18, 2019Observed: 23.03 ft at 6:15AM Oct 18, 2019Observed: 23.07 ft at 6:30AM Oct 18, 2019Observed: 23.05 ft at 6:45AM Oct 18, 2019Observed: 23.04 ft at 7:00AM Oct 18, 2019Observed: 23.03 ft at 7:15AM Oct 18, 2019Observed: 23.05 ft at 7:30AM Oct 18, 2019Observed: 23.02 ft at 7:45AM Oct 18, 2019Observed: 23.02 ft at 8:00AM Oct 18, 2019Observed: 23.04 ft at 8:15AM Oct 18, 2019Observed: 23.03 ft at 8:30AM Oct 18, 2019USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (9:18AM Oct 18, 2019)ObservedLatest observed value: 23.03 ft at 8:30 AM CDT 18-Oct-2019. 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 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 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) 37.70 ft on 06/20/2014
(2) 37.42 ft on 03/17/2019 (P)
(3) 30.50 ft on 06/25/2018 (P)
(4) 19.04 ft on 05/04/2016
(5) 17.73 ft on 05/26/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 37.42 ft on 03/17/2019 (P)
(2) 30.50 ft on 06/25/2018 (P)
(3) 17.73 ft on 05/26/2017
(4) 19.04 ft on 05/04/2016
(5) 15.09 ft on 07/10/2015
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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 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?
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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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