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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 14.48 ft at 11:15AM May 24, 2016Observed: 14.46 ft at 11:30AM May 24, 2016Observed: 14.46 ft at 11:31AM May 24, 2016Observed: 14.44 ft at 11:45AM May 24, 2016Observed: 14.44 ft at 11:46AM May 24, 2016Observed: 14.45 ft at 12:00PM May 24, 2016Observed: 14.45 ft at 12:01PM May 24, 2016Observed: 14.4 ft at 12:15PM May 24, 2016Observed: 14.41 ft at 12:30PM May 24, 2016Observed: 14.38 ft at 12:45PM May 24, 2016Observed: 14.37 ft at 1:00PM May 24, 2016Observed: 14.36 ft at 1:15PM May 24, 2016Observed: 14.31 ft at 1:30PM May 24, 2016Observed: 14.3 ft at 1:45PM May 24, 2016Observed: 14.26 ft at 2:00PM May 24, 2016Observed: 14.28 ft at 2:15PM May 24, 2016Observed: 14.27 ft at 2:30PM May 24, 2016Observed: 14.24 ft at 2:45PM May 24, 2016Observed: 14.22 ft at 3:00PM May 24, 2016Observed: 14.19 ft at 3:15PM May 24, 2016Observed: 14.17 ft at 3:30PM May 24, 2016Observed: 14.14 ft at 3:45PM May 24, 2016Observed: 14.14 ft at 4:00PM May 24, 2016Observed: 14.11 ft at 4:15PM May 24, 2016Observed: 14.09 ft at 4:30PM May 24, 2016Observed: 14.09 ft at 4:45PM May 24, 2016Observed: 14.08 ft at 5:00PM May 24, 2016Observed: 14.08 ft at 5:15PM May 24, 2016Observed: 14.06 ft at 5:30PM May 24, 2016Observed: 14.07 ft at 5:45PM May 24, 2016Observed: 14.04 ft at 6:00PM May 24, 2016Observed: 14.04 ft at 6:15PM May 24, 2016Observed: 14 ft at 6:30PM May 24, 2016Observed: 14 ft at 6:45PM May 24, 2016Observed: 13.99 ft at 7:00PM May 24, 2016Observed: 13.99 ft at 7:15PM May 24, 2016Observed: 14 ft at 7:30PM May 24, 2016Observed: 14 ft at 7:31PM May 24, 2016Observed: 13.98 ft at 7:45PM May 24, 2016Observed: 13.98 ft at 7:46PM May 24, 2016Observed: 13.95 ft at 8:00PM May 24, 2016Observed: 13.95 ft at 8:01PM May 24, 2016Observed: 13.95 ft at 8:15PM May 24, 2016Observed: 13.94 ft at 8:30PM May 24, 2016Observed: 13.91 ft at 8:45PM May 24, 2016Observed: 13.94 ft at 9:00PM May 24, 2016Observed: 13.9 ft at 9:15PM May 24, 2016Observed: 13.91 ft at 9:30PM May 24, 2016Observed: 13.92 ft at 9:45PM May 24, 2016Observed: 13.91 ft at 10:00PM May 24, 2016Observed: 13.9 ft at 10:15PM May 24, 2016Observed: 13.86 ft at 10:30PM May 24, 2016Observed: 13.88 ft at 10:45PM May 24, 2016Observed: 13.89 ft at 11:00PM May 24, 2016Observed: 13.88 ft at 11:15PM May 24, 2016Observed: 13.85 ft at 11:30PM May 24, 2016Observed: 13.88 ft at 11:45PM May 24, 2016Observed: 13.87 ft at 12:00AM May 25, 2016Observed: 13.84 ft at 12:15AM May 25, 2016Observed: 13.84 ft at 12:30AM May 25, 2016Observed: 13.86 ft at 12:45AM May 25, 2016Observed: 13.84 ft at 1:00AM May 25, 2016Observed: 13.85 ft at 1:15AM May 25, 2016Observed: 13.83 ft at 1:30AM May 25, 2016Observed: 13.84 ft at 1:45AM May 25, 2016Observed: 13.84 ft at 2:00AM May 25, 2016Observed: 13.83 ft at 2:15AM May 25, 2016Observed: 13.82 ft at 2:30AM May 25, 2016Observed: 13.83 ft at 2:45AM May 25, 2016Observed: 13.82 ft at 3:00AM May 25, 2016Observed: 13.8 ft at 3:15AM May 25, 2016Observed: 13.83 ft at 3:30AM May 25, 2016Observed: 13.83 ft at 3:31AM May 25, 2016Observed: 13.82 ft at 3:45AM May 25, 2016Observed: 13.82 ft at 3:46AM May 25, 2016Observed: 13.79 ft at 4:00AM May 25, 2016Observed: 13.79 ft at 4:01AM May 25, 2016Observed: 13.79 ft at 4:15AM May 25, 2016Observed: 13.79 ft at 4:30AM May 25, 2016Observed: 13.77 ft at 4:45AM May 25, 2016Observed: 13.8 ft at 5:00AM May 25, 2016Observed: 13.8 ft at 5:15AM May 25, 2016Observed: 13.76 ft at 5:30AM May 25, 2016Observed: 13.79 ft at 5:45AM May 25, 2016Observed: 13.77 ft at 6:00AM May 25, 2016Observed: 13.79 ft at 6:15AM May 25, 2016Observed: 13.76 ft at 6:30AM May 25, 2016Observed: 13.77 ft at 6:45AM May 25, 2016Observed: 13.76 ft at 7:00AM May 25, 2016Observed: 13.74 ft at 7:15AM May 25, 2016Observed: 13.76 ft at 7:30AM May 25, 2016Observed: 13.76 ft at 7:45AM May 25, 2016Observed: 13.74 ft at 8:00AM May 25, 2016Observed: 13.73 ft at 8:15AM May 25, 2016Observed: 13.74 ft at 8:30AM May 25, 2016Observed: 13.76 ft at 8:45AM May 25, 2016Observed: 13.75 ft at 9:00AM May 25, 2016Observed: 13.76 ft at 9:15AM May 25, 2016Observed: 13.79 ft at 9:30AM May 25, 2016Observed: 13.75 ft at 9:45AM May 25, 2016Observed: 13.75 ft at 10:00AM May 25, 2016Observed: 13.75 ft at 10:15AM May 25, 2016Observed: 13.77 ft at 10:30AM May 25, 2016Observed: 13.74 ft at 10:45AM May 25, 2016Observed: 13.75 ft at 11:00AM May 25, 2016Observed: 13.74 ft at 11:15AM May 25, 2016Observed: 13.75 ft at 11:30AM May 25, 2016Observed: 13.75 ft at 11:31AM May 25, 2016Observed: 13.76 ft at 11:45AM May 25, 2016Observed: 13.76 ft at 11:46AM May 25, 2016Observed: 13.75 ft at 12:00PM May 25, 2016Observed: 13.75 ft at 12:01PM May 25, 2016Observed: 13.77 ft at 12:15PM May 25, 2016Observed: 13.73 ft at 12:30PM May 25, 2016Observed: 13.75 ft at 12:45PM May 25, 2016Observed: 13.75 ft at 1:00PM May 25, 2016Observed: 13.77 ft at 1:15PM May 25, 2016Observed: 13.74 ft at 1:30PM May 25, 2016Observed: 13.78 ft at 1:45PM May 25, 2016Observed: 13.73 ft at 2:00PM May 25, 2016Observed: 13.75 ft at 2:15PM May 25, 2016Observed: 13.77 ft at 2:30PM May 25, 2016Observed: 13.76 ft at 2:45PM May 25, 2016Observed: 13.75 ft at 3:00PM May 25, 2016Observed: 13.73 ft at 3:15PM May 25, 2016Observed: 13.75 ft at 3:30PM May 25, 2016Observed: 13.75 ft at 3:45PM May 25, 2016Observed: 13.76 ft at 4:00PM May 25, 2016Observed: 13.79 ft at 4:15PM May 25, 2016Observed: 13.74 ft at 4:30PM May 25, 2016Observed: 13.74 ft at 4:45PM May 25, 2016Observed: 13.75 ft at 5:00PM May 25, 2016Observed: 13.73 ft at 5:15PM May 25, 2016Observed: 13.76 ft at 5:30PM May 25, 2016Observed: 13.73 ft at 5:45PM May 25, 2016Observed: 13.75 ft at 6:00PM May 25, 2016Observed: 13.73 ft at 6:15PM May 25, 2016Observed: 13.74 ft at 6:30PM May 25, 2016Observed: 13.73 ft at 6:45PM May 25, 2016Observed: 13.75 ft at 7:00PM May 25, 2016Observed: 13.74 ft at 7:15PM May 25, 2016Observed: 13.75 ft at 7:30PM May 25, 2016Observed: 13.75 ft at 7:31PM May 25, 2016Observed: 13.75 ft at 7:45PM May 25, 2016Observed: 13.75 ft at 7:46PM May 25, 2016Observed: 13.71 ft at 8:00PM May 25, 2016Observed: 13.71 ft at 8:01PM May 25, 2016Observed: 13.75 ft at 8:15PM May 25, 2016Observed: 13.74 ft at 8:30PM May 25, 2016Observed: 13.74 ft at 8:45PM May 25, 2016Observed: 13.75 ft at 9:00PM May 25, 2016Observed: 13.76 ft at 9:15PM May 25, 2016Observed: 13.76 ft at 9:30PM May 25, 2016Observed: 13.73 ft at 9:45PM May 25, 2016Observed: 13.74 ft at 10:00PM May 25, 2016Observed: 13.74 ft at 10:15PM May 25, 2016Observed: 13.76 ft at 10:30PM May 25, 2016Observed: 13.71 ft at 10:45PM May 25, 2016Observed: 13.73 ft at 11:00PM May 25, 2016Observed: 13.71 ft at 11:15PM May 25, 2016Observed: 13.72 ft at 11:30PM May 25, 2016Observed: 13.71 ft at 11:45PM May 25, 2016Observed: 13.72 ft at 12:00AM May 26, 2016Observed: 13.75 ft at 12:15AM May 26, 2016Observed: 13.75 ft at 12:30AM May 26, 2016Observed: 13.8 ft at 12:45AM May 26, 2016Observed: 13.79 ft at 1:00AM May 26, 2016Observed: 13.79 ft at 1:15AM May 26, 2016Observed: 13.77 ft at 1:30AM May 26, 2016Observed: 13.78 ft at 1:45AM May 26, 2016Observed: 13.77 ft at 2:00AM May 26, 2016Observed: 13.74 ft at 2:15AM May 26, 2016Observed: 13.76 ft at 2:30AM May 26, 2016Observed: 13.75 ft at 2:45AM May 26, 2016Observed: 13.78 ft at 3:00AM May 26, 2016Observed: 13.73 ft at 3:15AM May 26, 2016Observed: 13.76 ft at 3:30AM May 26, 2016Observed: 13.75 ft at 3:45AM May 26, 2016Observed: 13.73 ft at 4:00AM May 26, 2016Observed: 13.72 ft at 4:15AM May 26, 2016Observed: 13.75 ft at 4:30AM May 26, 2016Observed: 13.75 ft at 4:45AM May 26, 2016Observed: 13.72 ft at 5:00AM May 26, 2016Observed: 13.74 ft at 5:15AM May 26, 2016Observed: 13.73 ft at 5:30AM May 26, 2016Observed: 13.73 ft at 5:45AM May 26, 2016Observed: 13.74 ft at 6:00AM May 26, 2016Observed: 13.73 ft at 6:15AM May 26, 2016Observed: 13.74 ft at 6:30AM May 26, 2016Observed: 13.71 ft at 6:45AM May 26, 2016Observed: 13.72 ft at 7:00AM May 26, 2016Observed: 13.73 ft at 7:15AM May 26, 2016Observed: 13.74 ft at 7:30AM May 26, 2016Observed: 13.76 ft at 7:45AM May 26, 2016Observed: 13.74 ft at 8:00AM May 26, 2016Observed: 13.73 ft at 8:15AM May 26, 2016Observed: 13.73 ft at 8:30AM May 26, 2016Observed: 13.76 ft at 8:45AM May 26, 2016Observed: 13.76 ft at 9:00AM May 26, 2016Observed: 13.75 ft at 9:15AM May 26, 2016Observed: 13.75 ft at 9:30AM May 26, 2016Observed: 13.8 ft at 9:45AM May 26, 2016Observed: 13.77 ft at 10:00AM May 26, 2016Observed: 13.75 ft at 10:15AM May 26, 2016Observed: 13.78 ft at 10:30AM May 26, 2016Observed: 13.77 ft at 10:45AM May 26, 2016Observed: 13.76 ft at 11:00AM May 26, 2016Observed: 13.77 ft at 11:15AM May 26, 2016Observed: 13.77 ft at 11:30AM May 26, 2016Observed: 13.77 ft at 11:31AM May 26, 2016Observed: 13.78 ft at 11:45AM May 26, 2016Observed: 13.78 ft at 11:46AM May 26, 2016Observed: 13.79 ft at 12:00PM May 26, 2016Observed: 13.79 ft at 12:01PM May 26, 2016Observed: 13.8 ft at 12:15PM May 26, 2016Observed: 13.81 ft at 12:30PM May 26, 2016Observed: 13.8 ft at 12:45PM May 26, 2016Observed: 13.83 ft at 1:00PM May 26, 2016Observed: 13.8 ft at 1:15PM May 26, 2016Observed: 13.82 ft at 1:30PM May 26, 2016Observed: 13.81 ft at 1:45PM May 26, 2016Observed: 13.8 ft at 2:00PM May 26, 2016Observed: 13.79 ft at 2:15PM May 26, 2016Observed: 13.82 ft at 2:30PM May 26, 2016Observed: 13.85 ft at 2:45PM May 26, 2016Observed: 13.81 ft at 3:00PM May 26, 2016Observed: 13.82 ft at 3:15PM May 26, 2016Observed: 13.83 ft at 3:30PM May 26, 2016Observed: 13.84 ft at 3:45PM May 26, 2016Observed: 13.85 ft at 4:00PM May 26, 2016Observed: 13.83 ft at 4:15PM May 26, 2016Observed: 13.85 ft at 4:30PM May 26, 2016Observed: 13.84 ft at 4:45PM May 26, 2016Observed: 13.86 ft at 5:00PM May 26, 2016Observed: 13.88 ft at 5:15PM May 26, 2016Observed: 13.86 ft at 5:30PM May 26, 2016Observed: 13.86 ft at 5:45PM May 26, 2016Observed: 13.87 ft at 6:00PM May 26, 2016Observed: 13.84 ft at 6:15PM May 26, 2016Observed: 13.84 ft at 6:30PM May 26, 2016Observed: 13.88 ft at 6:45PM May 26, 2016Observed: 13.86 ft at 7:00PM May 26, 2016Observed: 13.88 ft at 7:15PM May 26, 2016Observed: 13.88 ft at 7:30PM May 26, 2016Observed: 13.88 ft at 7:31PM May 26, 2016Observed: 13.89 ft at 7:45PM May 26, 2016Observed: 13.89 ft at 7:46PM May 26, 2016Observed: 13.9 ft at 8:00PM May 26, 2016Observed: 13.9 ft at 8:01PM May 26, 2016Observed: 13.92 ft at 8:15PM May 26, 2016Observed: 13.9 ft at 8:30PM May 26, 2016Observed: 13.93 ft at 8:45PM May 26, 2016Observed: 13.93 ft at 9:00PM May 26, 2016Observed: 13.92 ft at 9:15PM May 26, 2016Observed: 13.95 ft at 9:30PM May 26, 2016Observed: 13.96 ft at 9:45PM May 26, 2016Observed: 13.95 ft at 10:00PM May 26, 2016Observed: 13.95 ft at 10:15PM May 26, 2016Observed: 13.98 ft at 10:30PM May 26, 2016Observed: 14 ft at 10:45PM May 26, 2016Observed: 14.01 ft at 11:00PM May 26, 2016Observed: 13.99 ft at 11:15PM May 26, 2016Observed: 13.99 ft at 11:30PM May 26, 2016Observed: 13.98 ft at 11:45PM May 26, 2016Observed: 13.98 ft at 12:00AM May 27, 2016Observed: 14 ft at 12:15AM May 27, 2016Observed: 14.02 ft at 12:30AM May 27, 2016Observed: 14 ft at 12:45AM May 27, 2016Observed: 14.02 ft at 1:00AM May 27, 2016Observed: 14.03 ft at 1:15AM May 27, 2016Observed: 14 ft at 1:30AM May 27, 2016Observed: 14.02 ft at 1:45AM May 27, 2016Observed: 14.01 ft at 2:00AM May 27, 2016Observed: 14.02 ft at 2:15AM May 27, 2016Observed: 14.05 ft at 2:30AM May 27, 2016Observed: 14.06 ft at 2:45AM May 27, 2016Observed: 14.07 ft at 3:00AM May 27, 2016Observed: 14.07 ft at 3:15AM May 27, 2016Observed: 14.08 ft at 3:30AM May 27, 2016Observed: 14.08 ft at 3:32AM May 27, 2016Observed: 14.08 ft at 3:45AM May 27, 2016Observed: 14.08 ft at 3:47AM May 27, 2016Observed: 14.07 ft at 4:00AM May 27, 2016Observed: 14.07 ft at 4:02AM May 27, 2016Observed: 14.09 ft at 4:15AM May 27, 2016Observed: 14.1 ft at 4:30AM May 27, 2016Observed: 14.09 ft at 4:45AM May 27, 2016Observed: 14.13 ft at 5:00AM May 27, 2016Observed: 14.09 ft at 5:15AM May 27, 2016Observed: 14.13 ft at 5:30AM May 27, 2016Observed: 14.11 ft at 5:45AM May 27, 2016Observed: 14.12 ft at 6:00AM May 27, 2016Observed: 14.16 ft at 6:15AM May 27, 2016Observed: 14.13 ft at 6:30AM May 27, 2016Observed: 14.13 ft at 6:45AM May 27, 2016Observed: 14.18 ft at 7:00AM May 27, 2016Observed: 14.19 ft at 7:15AM May 27, 2016Observed: 14.19 ft at 7:30AM May 27, 2016Observed: 14.17 ft at 7:45AM May 27, 2016Observed: 14.18 ft at 8:00AM May 27, 2016Observed: 14.18 ft at 8:15AM May 27, 2016Observed: 14.22 ft at 8:30AM May 27, 2016Observed: 14.23 ft at 8:45AM May 27, 2016Observed: 14.21 ft at 9:00AM May 27, 2016Observed: 14.21 ft at 9:15AM May 27, 2016Observed: 14.22 ft at 9:30AM May 27, 2016Observed: 14.22 ft at 9:45AM May 27, 2016Observed: 14.21 ft at 10:00AM May 27, 2016Observed: 14.23 ft at 10:15AM May 27, 2016Observed: 14.26 ft at 10:30AM May 27, 2016Observed: 14.26 ft at 10:45AM May 27, 2016Observed: 14.25 ft at 11:00AM May 27, 2016Observed: 14.28 ft at 11:15AM May 27, 2016Observed: 14.26 ft at 11:30AM May 27, 2016Observed: 14.26 ft at 11:45AM May 27, 2016Observed: 14.26 ft at 11:46AM May 27, 2016Observed: 14.25 ft at 12:00PM May 27, 2016Observed: 14.25 ft at 12:01PM May 27, 2016Observed: 14.27 ft at 12:15PM May 27, 2016Observed: 14.27 ft at 12:16PM May 27, 2016Observed: 14.26 ft at 12:30PM May 27, 2016Observed: 14.28 ft at 12:45PM May 27, 2016Observed: 14.29 ft at 1:00PM May 27, 2016Observed: 14.25 ft at 1:15PM May 27, 2016Observed: 14.29 ft at 1:30PM May 27, 2016Observed: 14.3 ft at 1:45PM May 27, 2016Observed: 14.28 ft at 2:00PM May 27, 2016Observed: 14.3 ft at 2:15PM May 27, 2016Observed: 14.31 ft at 2:30PM May 27, 2016Observed: 14.27 ft at 2:45PM May 27, 2016Observed: 14.29 ft at 3:00PM May 27, 2016Observed: 14.29 ft at 3:15PM May 27, 2016Observed: 14.29 ft at 3:30PM May 27, 2016Observed: 14.31 ft at 3:45PM May 27, 2016Observed: 14.33 ft at 4:00PM May 27, 2016Observed: 14.32 ft at 4:15PM May 27, 2016Observed: 14.35 ft at 4:30PM May 27, 2016Observed: 14.32 ft at 4:45PM May 27, 2016Observed: 14.34 ft at 5:00PM May 27, 2016Observed: 14.34 ft at 5:15PM May 27, 2016Observed: 14.35 ft at 5:30PM May 27, 2016Observed: 14.33 ft at 5:45PM May 27, 2016Observed: 14.36 ft at 6:00PM May 27, 2016Observed: 14.33 ft at 6:15PM May 27, 2016Observed: 14.35 ft at 6:30PM May 27, 2016Observed: 14.37 ft at 6:45PM May 27, 2016Observed: 14.36 ft at 7:00PM May 27, 2016Observed: 14.37 ft at 7:15PM May 27, 2016Observed: 14.35 ft at 7:30PM May 27, 2016Observed: 14.38 ft at 7:45PM May 27, 2016Observed: 14.38 ft at 7:46PM May 27, 2016Observed: 14.35 ft at 8:00PM May 27, 2016Observed: 14.35 ft at 8:01PM May 27, 2016Observed: 14.36 ft at 8:15PM May 27, 2016Observed: 14.36 ft at 8:16PM May 27, 2016Observed: 14.38 ft at 8:30PM May 27, 2016Observed: 14.37 ft at 8:45PM May 27, 2016Observed: 14.38 ft at 9:00PM May 27, 2016Observed: 14.36 ft at 9:15PM May 27, 2016Observed: 14.38 ft at 9:30PM May 27, 2016Observed: 14.38 ft at 9:45PM May 27, 2016Observed: 14.39 ft at 10:00PM May 27, 2016Observed: 14.38 ft at 10:15PM May 27, 2016Observed: 14.39 ft at 10:30PM May 27, 2016Observed: 14.4 ft at 10:45PM May 27, 2016Observed: 14.39 ft at 11:00PM May 27, 2016Observed: 14.42 ft at 11:15PM May 27, 2016Observed: 14.39 ft at 11:30PM May 27, 2016Observed: 14.4 ft at 11:45PM May 27, 2016Observed: 14.4 ft at 12:00AM May 28, 2016Observed: 14.42 ft at 12:15AM May 28, 2016Observed: 14.44 ft at 12:30AM May 28, 2016Observed: 14.42 ft at 12:45AM May 28, 2016Observed: 14.45 ft at 1:00AM May 28, 2016Observed: 14.47 ft at 1:15AM May 28, 2016Observed: 14.47 ft at 1:30AM May 28, 2016Observed: 14.49 ft at 1:45AM May 28, 2016Observed: 14.49 ft at 2:00AM May 28, 2016Observed: 14.48 ft at 2:15AM May 28, 2016Observed: 14.47 ft at 2:30AM May 28, 2016Observed: 14.5 ft at 2:45AM May 28, 2016Observed: 14.48 ft at 3:00AM May 28, 2016Observed: 14.49 ft at 3:15AM May 28, 2016Observed: 14.5 ft at 3:30AM May 28, 2016Observed: 14.49 ft at 3:45AM May 28, 2016Observed: 14.49 ft at 3:46AM May 28, 2016Observed: 14.46 ft at 4:00AM May 28, 2016Observed: 14.46 ft at 4:01AM May 28, 2016Observed: 14.5 ft at 4:15AM May 28, 2016Observed: 14.5 ft at 4:16AM May 28, 2016Observed: 14.47 ft at 4:30AM May 28, 2016Observed: 14.48 ft at 4:45AM May 28, 2016Observed: 14.5 ft at 5:00AM May 28, 2016Observed: 14.48 ft at 5:15AM May 28, 2016Observed: 14.5 ft at 5:30AM May 28, 2016Observed: 14.48 ft at 5:45AM May 28, 2016Observed: 14.49 ft at 6:00AM May 28, 2016Observed: 14.49 ft at 6:15AM May 28, 2016Observed: 14.49 ft at 6:30AM May 28, 2016Observed: 14.51 ft at 6:45AM May 28, 2016Observed: 14.49 ft at 7:00AM May 28, 2016Observed: 14.49 ft at 7:15AM May 28, 2016Observed: 14.51 ft at 7:30AM May 28, 2016Observed: 14.5 ft at 7:45AM May 28, 2016Observed: 14.5 ft at 8:00AM May 28, 2016Observed: 14.5 ft at 8:15AM May 28, 2016Observed: 14.48 ft at 8:30AM May 28, 2016Observed: 14.51 ft at 8:45AM May 28, 2016Observed: 14.47 ft at 9:00AM May 28, 2016Observed: 14.52 ft at 9:15AM May 28, 2016Observed: 14.5 ft at 9:30AM May 28, 2016Observed: 14.52 ft at 9:45AM May 28, 2016Observed: 14.52 ft at 10:00AM May 28, 2016Observed: 14.53 ft at 10:15AM May 28, 2016Observed: 14.5 ft at 10:30AM May 28, 2016Observed: 14.48 ft at 10:45AM May 28, 2016Observed: 14.51 ft at 11:00AM May 28, 2016Observed: 14.5 ft at 11:15AM May 28, 2016Observed: 14.5 ft at 11:30AM May 28, 2016Observed: 14.51 ft at 11:45AM May 28, 2016Observed: 14.51 ft at 11:47AM May 28, 2016Observed: 14.52 ft at 12:00PM May 28, 2016Observed: 14.52 ft at 12:02PM May 28, 2016Observed: 14.52 ft at 12:15PM May 28, 2016Observed: 14.52 ft at 12:17PM May 28, 2016Observed: 14.53 ft at 12:30PM May 28, 2016Observed: 14.5 ft at 12:45PM May 28, 2016Observed: 14.51 ft at 1:00PM May 28, 2016Observed: 14.49 ft at 1:15PM May 28, 2016Observed: 14.47 ft at 1:30PM May 28, 2016Observed: 14.48 ft at 1:45PM May 28, 2016Observed: 14.51 ft at 2:00PM May 28, 2016Observed: 14.51 ft at 2:15PM May 28, 2016Observed: 14.49 ft at 2:30PM May 28, 2016Observed: 14.51 ft at 2:45PM May 28, 2016Observed: 14.46 ft at 3:00PM May 28, 2016Observed: 14.5 ft at 3:15PM May 28, 2016Observed: 14.49 ft at 3:30PM May 28, 2016Observed: 14.47 ft at 3:45PM May 28, 2016Observed: 14.46 ft at 4:00PM May 28, 2016Observed: 14.47 ft at 4:15PM May 28, 2016Observed: 14.47 ft at 4:30PM May 28, 2016Observed: 14.47 ft at 4:45PM May 28, 2016Observed: 14.46 ft at 5:00PM May 28, 2016Observed: 14.45 ft at 5:15PM May 28, 2016Observed: 14.44 ft at 5:30PM May 28, 2016Observed: 14.44 ft at 5:45PM May 28, 2016Observed: 14.45 ft at 6:00PM May 28, 2016Observed: 14.46 ft at 6:15PM May 28, 2016Observed: 14.46 ft at 6:30PM May 28, 2016Observed: 14.42 ft at 6:45PM May 28, 2016Observed: 14.43 ft at 7:00PM May 28, 2016Observed: 14.45 ft at 7:15PM May 28, 2016Observed: 14.42 ft at 7:30PM May 28, 2016Observed: 14.43 ft at 7:45PM May 28, 2016Observed: 14.43 ft at 7:46PM May 28, 2016Observed: 14.42 ft at 8:00PM May 28, 2016Observed: 14.42 ft at 8:01PM May 28, 2016Observed: 14.42 ft at 8:15PM May 28, 2016Observed: 14.42 ft at 8:16PM May 28, 2016Observed: 14.41 ft at 8:30PM May 28, 2016Observed: 14.42 ft at 8:45PM May 28, 2016Observed: 14.43 ft at 9:00PM May 28, 2016Observed: 14.4 ft at 9:15PM May 28, 2016Observed: 14.43 ft at 9:30PM May 28, 2016Observed: 14.39 ft at 9:45PM May 28, 2016Observed: 14.42 ft at 10:00PM May 28, 2016Observed: 14.39 ft at 10:15PM May 28, 2016Observed: 14.37 ft at 10:30PM May 28, 2016Observed: 14.39 ft at 10:45PM May 28, 2016Observed: 14.36 ft at 11:00PM May 28, 2016Observed: 14.38 ft at 11:15PM May 28, 2016Observed: 14.33 ft at 11:30PM May 28, 2016Observed: 14.36 ft at 11:45PM May 28, 2016Observed: 14.35 ft at 12:00AM May 29, 2016Observed: 14.33 ft at 12:15AM May 29, 2016Observed: 14.27 ft at 12:30AM May 29, 2016Observed: 14.32 ft at 12:45AM May 29, 2016Observed: 14.31 ft at 1:00AM May 29, 2016Observed: 14.29 ft at 1:15AM May 29, 2016Observed: 14.28 ft at 1:30AM May 29, 2016Observed: 14.29 ft at 1:45AM May 29, 2016Observed: 14.28 ft at 2:00AM May 29, 2016Observed: 14.28 ft at 2:15AM May 29, 2016Observed: 14.26 ft at 2:30AM May 29, 2016Observed: 14.26 ft at 2:45AM May 29, 2016Observed: 14.25 ft at 3:00AM May 29, 2016Observed: 14.25 ft at 3:15AM May 29, 2016Observed: 14.25 ft at 3:30AM May 29, 2016Observed: 14.21 ft at 3:45AM May 29, 2016Observed: 14.21 ft at 3:47AM May 29, 2016Observed: 14.24 ft at 4:00AM May 29, 2016Observed: 14.24 ft at 4:02AM May 29, 2016Observed: 14.24 ft at 4:15AM May 29, 2016Observed: 14.24 ft at 4:17AM May 29, 2016Observed: 14.23 ft at 4:30AM May 29, 2016Observed: 14.22 ft at 4:45AM May 29, 2016Observed: 14.22 ft at 5:00AM May 29, 2016Observed: 14.22 ft at 5:15AM May 29, 2016Observed: 14.2 ft at 5:30AM May 29, 2016Observed: 14.21 ft at 5:45AM May 29, 2016Observed: 14.21 ft at 6:00AM May 29, 2016Observed: 14.2 ft at 6:15AM May 29, 2016Observed: 14.19 ft at 6:30AM May 29, 2016Observed: 14.19 ft at 6:45AM May 29, 2016Observed: 14.17 ft at 7:00AM May 29, 2016Observed: 14.18 ft at 7:15AM May 29, 2016Observed: 14.21 ft at 7:30AM May 29, 2016Observed: 14.2 ft at 7:45AM May 29, 2016Observed: 14.19 ft at 8:00AM May 29, 2016Observed: 14.19 ft at 8:15AM May 29, 2016Observed: 14.21 ft at 8:30AM May 29, 2016Observed: 14.2 ft at 8:45AM May 29, 2016Observed: 14.21 ft at 9:00AM May 29, 2016Observed: 14.21 ft at 9:15AM May 29, 2016Observed: 14.22 ft at 9:30AM May 29, 2016Observed: 14.22 ft at 9:45AM May 29, 2016Observed: 14.21 ft at 10:00AM May 29, 2016Observed: 14.22 ft at 10:45AM May 29, 2016Observed: 14.23 ft at 11:00AM May 29, 2016Observed: 14.24 ft at 11:15AM May 29, 2016Observed: 14.23 ft at 11:45AM May 29, 2016Observed: 14.26 ft at 12:00PM May 29, 2016Observed: 14.26 ft at 12:15PM May 29, 2016Observed: 14.26 ft at 12:16PM May 29, 2016Observed: 14.25 ft at 12:30PM May 29, 2016Observed: 14.22 ft at 12:45PM May 29, 2016Observed: 14.25 ft at 1:00PM May 29, 2016Observed: 14.24 ft at 1:15PM May 29, 2016Observed: 14.23 ft at 1:45PM May 29, 2016Observed: 14.26 ft at 2:00PM May 29, 2016Observed: 14.28 ft at 2:15PM May 29, 2016Observed: 14.28 ft at 2:30PM May 29, 2016Observed: 14.27 ft at 2:45PM May 29, 2016Observed: 14.26 ft at 3:00PM May 29, 2016Observed: 14.27 ft at 3:15PM May 29, 2016Observed: 14.25 ft at 3:30PM May 29, 2016Observed: 14.28 ft at 3:45PM May 29, 2016Observed: 14.24 ft at 4:00PM May 29, 2016Observed: 14.3 ft at 4:15PM May 29, 2016Observed: 14.27 ft at 4:30PM May 29, 2016Observed: 14.3 ft at 4:45PM May 29, 2016Observed: 14.29 ft at 5:00PM May 29, 2016Observed: 14.29 ft at 5:15PM May 29, 2016Observed: 14.31 ft at 5:30PM May 29, 2016Observed: 14.28 ft at 5:45PM May 29, 2016Observed: 14.3 ft at 6:00PM May 29, 2016Observed: 14.32 ft at 6:15PM May 29, 2016Observed: 14.33 ft at 6:30PM May 29, 2016Observed: 14.31 ft at 6:45PM May 29, 2016Observed: 14.33 ft at 7:00PM May 29, 2016Observed: 14.31 ft at 7:15PM May 29, 2016Observed: 14.3 ft at 7:30PM May 29, 2016Observed: 14.32 ft at 7:45PM May 29, 2016Observed: 14.32 ft at 7:46PM May 29, 2016Observed: 14.34 ft at 8:00PM May 29, 2016Observed: 14.34 ft at 8:01PM May 29, 2016Observed: 14.32 ft at 8:15PM May 29, 2016Observed: 14.32 ft at 8:16PM May 29, 2016Observed: 14.34 ft at 8:30PM May 29, 2016Observed: 14.33 ft at 8:45PM May 29, 2016Observed: 14.35 ft at 9:00PM May 29, 2016Observed: 14.32 ft at 9:15PM May 29, 2016Observed: 14.34 ft at 9:30PM May 29, 2016Observed: 14.32 ft at 9:45PM May 29, 2016Observed: 14.34 ft at 10:00PM May 29, 2016Observed: 14.33 ft at 10:15PM May 29, 2016Observed: 14.34 ft at 10:30PM May 29, 2016Observed: 14.34 ft at 10:45PM May 29, 2016Observed: 14.35 ft at 11:00PM May 29, 2016Observed: 14.35 ft at 11:15PM May 29, 2016Observed: 14.37 ft at 11:30PM May 29, 2016Observed: 14.37 ft at 11:45PM May 29, 2016Observed: 14.36 ft at 12:00AM May 30, 2016Observed: 14.33 ft at 12:15AM May 30, 2016Observed: 14.34 ft at 12:30AM May 30, 2016Observed: 14.36 ft at 12:45AM May 30, 2016Observed: 14.36 ft at 1:00AM May 30, 2016Observed: 14.34 ft at 1:15AM May 30, 2016Observed: 14.38 ft at 1:30AM May 30, 2016Observed: 14.39 ft at 1:45AM May 30, 2016Observed: 14.37 ft at 2:00AM May 30, 2016Observed: 14.35 ft at 2:15AM May 30, 2016Observed: 14.39 ft at 2:30AM May 30, 2016Observed: 14.36 ft at 2:45AM May 30, 2016Observed: 14.37 ft at 3:00AM May 30, 2016Observed: 14.39 ft at 3:15AM May 30, 2016Observed: 14.36 ft at 3:30AM May 30, 2016Observed: 14.39 ft at 3:45AM May 30, 2016Observed: 14.39 ft at 3:47AM May 30, 2016Observed: 14.4 ft at 4:00AM May 30, 2016Observed: 14.4 ft at 4:02AM May 30, 2016Observed: 14.37 ft at 4:15AM May 30, 2016Observed: 14.37 ft at 4:17AM May 30, 2016Observed: 14.42 ft at 4:30AM May 30, 2016Observed: 14.39 ft at 4:45AM May 30, 2016Observed: 14.45 ft at 5:00AM May 30, 2016Observed: 14.44 ft at 5:15AM May 30, 2016Observed: 14.42 ft at 5:30AM May 30, 2016Observed: 14.45 ft at 5:45AM May 30, 2016Observed: 14.43 ft at 6:00AM May 30, 2016Observed: 14.44 ft at 6:15AM May 30, 2016Observed: 14.48 ft at 6:30AM May 30, 2016Observed: 14.5 ft at 6:45AM May 30, 2016Observed: 14.48 ft at 7:00AM May 30, 2016Observed: 14.53 ft at 7:15AM May 30, 2016Observed: 14.52 ft at 7:30AM May 30, 2016Observed: 14.53 ft at 7:45AM May 30, 2016Observed: 14.5 ft at 8:00AM May 30, 2016Observed: 14.55 ft at 8:15AM May 30, 2016Observed: 14.57 ft at 8:30AM May 30, 2016Observed: 14.54 ft at 8:45AM May 30, 2016Observed: 14.58 ft at 9:00AM May 30, 2016Observed: 14.6 ft at 9:15AM May 30, 2016Observed: 14.61 ft at 9:30AM May 30, 2016Observed: 14.62 ft at 9:45AM May 30, 2016Observed: 14.65 ft at 10:00AM May 30, 2016Observed: 14.68 ft at 10:15AM May 30, 2016Observed: 14.72 ft at 10:30AM May 30, 2016Observed: 14.7 ft at 10:45AM May 30, 2016Observed: 14.71 ft at 11:00AM May 30, 2016Observed: 14.72 ft at 11:15AM May 30, 2016Observed: 14.74 ft at 11:30AM May 30, 2016Observed: 14.77 ft at 11:45AM May 30, 2016Observed: 14.79 ft at 12:00PM May 30, 2016Observed: 14.79 ft at 12:01PM May 30, 2016Observed: 14.81 ft at 12:15PM May 30, 2016Observed: 14.81 ft at 12:16PM May 30, 2016Observed: 14.81 ft at 12:30PM May 30, 2016Observed: 14.81 ft at 12:31PM May 30, 2016Observed: 14.87 ft at 12:45PM May 30, 2016Observed: 14.87 ft at 1:00PM May 30, 2016Observed: 14.91 ft at 1:15PM May 30, 2016Observed: 14.92 ft at 1:30PM May 30, 2016Observed: 14.94 ft at 1:45PM May 30, 2016Observed: 14.96 ft at 2:00PM May 30, 2016Observed: 15 ft at 2:15PM May 30, 2016Observed: 15 ft at 2:30PM May 30, 2016Observed: 15.03 ft at 2:45PM May 30, 2016Observed: 15.06 ft at 3:00PM May 30, 2016Observed: 15.07 ft at 3:15PM May 30, 2016Observed: 15.09 ft at 3:30PM May 30, 2016Observed: 15.08 ft at 3:45PM May 30, 2016Observed: 15.12 ft at 4:00PM May 30, 2016Observed: 15.17 ft at 4:15PM May 30, 2016Observed: 15.14 ft at 4:30PM May 30, 2016Observed: 15.16 ft at 4:45PM May 30, 2016Observed: 15.21 ft at 5:00PM May 30, 2016Observed: 15.23 ft at 5:15PM May 30, 2016Observed: 15.24 ft at 5:30PM May 30, 2016Observed: 15.28 ft at 5:45PM May 30, 2016Observed: 15.29 ft at 6:00PM May 30, 2016Observed: 15.29 ft at 6:15PM May 30, 2016Observed: 15.31 ft at 6:30PM May 30, 2016Observed: 15.32 ft at 6:45PM May 30, 2016Observed: 15.36 ft at 7:00PM May 30, 2016Observed: 15.35 ft at 7:15PM May 30, 2016Observed: 15.41 ft at 7:30PM May 30, 2016Observed: 15.41 ft at 7:45PM May 30, 2016Observed: 15.42 ft at 8:00PM May 30, 2016Observed: 15.42 ft at 8:02PM May 30, 2016Observed: 15.48 ft at 8:15PM May 30, 2016Observed: 15.48 ft at 8:17PM May 30, 2016Observed: 15.47 ft at 8:30PM May 30, 2016Observed: 15.47 ft at 8:32PM May 30, 2016Observed: 15.46 ft at 8:45PM May 30, 2016Observed: 15.53 ft at 9:00PM May 30, 2016Observed: 15.53 ft at 9:15PM May 30, 2016Observed: 15.55 ft at 9:30PM May 30, 2016Observed: 15.55 ft at 9:45PM May 30, 2016Observed: 15.57 ft at 10:00PM May 30, 2016Observed: 15.58 ft at 10:15PM May 30, 2016Observed: 15.61 ft at 10:30PM May 30, 2016Observed: 15.64 ft at 10:45PM May 30, 2016Observed: 15.63 ft at 11:00PM May 30, 2016Observed: 15.65 ft at 11:15PM May 30, 2016Observed: 15.69 ft at 11:30PM May 30, 2016Observed: 15.7 ft at 11:45PM May 30, 2016Observed: 15.7 ft at 12:00AM May 31, 2016Observed: 15.7 ft at 12:15AM May 31, 2016Observed: 15.72 ft at 12:30AM May 31, 2016Observed: 15.74 ft at 12:45AM May 31, 2016Observed: 15.73 ft at 1:00AM May 31, 2016Observed: 15.79 ft at 1:15AM May 31, 2016Observed: 15.78 ft at 1:30AM May 31, 2016Observed: 15.78 ft at 1:45AM May 31, 2016Observed: 15.82 ft at 2:00AM May 31, 2016Observed: 15.85 ft at 2:15AM May 31, 2016Observed: 15.86 ft at 2:30AM May 31, 2016Observed: 15.85 ft at 2:45AM May 31, 2016Observed: 15.87 ft at 3:00AM May 31, 2016Observed: 15.86 ft at 3:15AM May 31, 2016Observed: 15.93 ft at 3:30AM May 31, 2016Observed: 15.9 ft at 3:45AM May 31, 2016Observed: 15.9 ft at 4:00AM May 31, 2016Observed: 15.93 ft at 4:15AM May 31, 2016Observed: 15.95 ft at 4:30AM May 31, 2016Observed: 15.92 ft at 4:45AM May 31, 2016Observed: 15.98 ft at 5:00AM May 31, 2016Observed: 15.97 ft at 5:15AM May 31, 2016Observed: 15.99 ft at 5:30AM May 31, 2016Observed: 15.97 ft at 5:45AM May 31, 2016Observed: 16.01 ft at 6:00AM May 31, 2016Observed: 16.03 ft at 6:15AM May 31, 2016Observed: 16.02 ft at 6:30AM May 31, 2016Observed: 16.06 ft at 6:45AM May 31, 2016Observed: 16.06 ft at 7:00AM May 31, 2016Observed: 16.06 ft at 7:15AM May 31, 2016Observed: 16.05 ft at 7:30AM May 31, 2016Observed: 16.07 ft at 7:45AM May 31, 2016Observed: 16.1 ft at 8:00AM May 31, 2016Observed: 16.11 ft at 8:15AM May 31, 2016Observed: 16.15 ft at 8:30AM May 31, 2016Observed: 16.11 ft at 8:45AM May 31, 2016Observed: 16.12 ft at 9:00AM May 31, 2016Observed: 16.14 ft at 9:15AM May 31, 2016Observed: 16.16 ft at 9:30AM May 31, 2016Observed: 16.18 ft at 9:45AM May 31, 2016Observed: 16.2 ft at 10:00AM May 31, 2016Observed: 16.18 ft at 10:15AM May 31, 2016Highest Observation: 16.21 ft at 10:30AM May 31, 2016USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (11:04AM May 31, 2016)ObservedLatest observed value: 16.21 ft at 10:30 AM CDT 31-May-2016. 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: Automated gauge readings are now available, courtesy of the USGS.

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): 0

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: 13-Aug-2015 1:56 AM
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