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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 13.05 ft at 9:30PM Feb 18, 2017Observed: 13.06 ft at 9:45PM Feb 18, 2017Observed: 13.1 ft at 10:00PM Feb 18, 2017Observed: 13.09 ft at 10:15PM Feb 18, 2017Observed: 13.16 ft at 10:30PM Feb 18, 2017Observed: 13.16 ft at 10:31PM Feb 18, 2017Observed: 13.21 ft at 10:45PM Feb 18, 2017Observed: 13.21 ft at 10:46PM Feb 18, 2017Observed: 13.21 ft at 11:00PM Feb 18, 2017Observed: 13.21 ft at 11:01PM Feb 18, 2017Observed: 13.24 ft at 11:15PM Feb 18, 2017Observed: 13.27 ft at 11:30PM Feb 18, 2017Observed: 13.24 ft at 11:45PM Feb 18, 2017Observed: 13.3 ft at 12:00AM Feb 19, 2017Observed: 13.34 ft at 12:15AM Feb 19, 2017Observed: 13.29 ft at 12:30AM Feb 19, 2017Observed: 13.27 ft at 12:45AM Feb 19, 2017Observed: 13.28 ft at 1:00AM Feb 19, 2017Observed: 13.28 ft at 1:15AM Feb 19, 2017Observed: 13.26 ft at 1:30AM Feb 19, 2017Observed: 13.27 ft at 1:45AM Feb 19, 2017Observed: 13.24 ft at 2:00AM Feb 19, 2017Observed: 13.25 ft at 2:15AM Feb 19, 2017Observed: 13.23 ft at 2:30AM Feb 19, 2017Observed: 13.24 ft at 2:45AM Feb 19, 2017Observed: 13.22 ft at 3:00AM Feb 19, 2017Observed: 13.18 ft at 3:15AM Feb 19, 2017Observed: 13.2 ft at 3:30AM Feb 19, 2017Observed: 13.17 ft at 3:45AM Feb 19, 2017Observed: 13.16 ft at 4:00AM Feb 19, 2017Observed: 13.17 ft at 4:15AM Feb 19, 2017Observed: 13.17 ft at 4:30AM Feb 19, 2017Observed: 13.14 ft at 4:45AM Feb 19, 2017Observed: 13.13 ft at 5:00AM Feb 19, 2017Observed: 13.13 ft at 5:15AM Feb 19, 2017Observed: 13.13 ft at 5:30AM Feb 19, 2017Observed: 13.2 ft at 5:45AM Feb 19, 2017Observed: 13.15 ft at 6:00AM Feb 19, 2017Observed: 13.16 ft at 6:15AM Feb 19, 2017Observed: 13.17 ft at 6:30AM Feb 19, 2017Observed: 13.17 ft at 6:31AM Feb 19, 2017Observed: 13.18 ft at 6:45AM Feb 19, 2017Observed: 13.18 ft at 6:46AM Feb 19, 2017Observed: 13.15 ft at 7:00AM Feb 19, 2017Observed: 13.15 ft at 7:01AM Feb 19, 2017Observed: 13.13 ft at 7:15AM Feb 19, 2017Observed: 13.14 ft at 7:30AM Feb 19, 2017Observed: 13.11 ft at 7:45AM Feb 19, 2017Observed: 13.11 ft at 8:00AM Feb 19, 2017Observed: 13.12 ft at 8:15AM Feb 19, 2017Observed: 13.09 ft at 8:30AM Feb 19, 2017Observed: 13.1 ft at 8:45AM Feb 19, 2017Observed: 13.06 ft at 9:00AM Feb 19, 2017Observed: 13.08 ft at 9:15AM Feb 19, 2017Observed: 13.04 ft at 9:30AM Feb 19, 2017Observed: 13.05 ft at 9:45AM Feb 19, 2017Observed: 13.04 ft at 10:00AM Feb 19, 2017Observed: 13 ft at 10:15AM Feb 19, 2017Observed: 13 ft at 10:30AM Feb 19, 2017Observed: 12.96 ft at 10:45AM Feb 19, 2017Observed: 12.96 ft at 11:00AM Feb 19, 2017Observed: 12.94 ft at 11:15AM Feb 19, 2017Observed: 12.92 ft at 11:30AM Feb 19, 2017Observed: 12.86 ft at 11:45AM Feb 19, 2017Observed: 12.91 ft at 12:00PM Feb 19, 2017Observed: 12.89 ft at 12:15PM Feb 19, 2017Observed: 12.85 ft at 12:30PM Feb 19, 2017Observed: 12.88 ft at 12:45PM Feb 19, 2017Observed: 12.86 ft at 1:00PM Feb 19, 2017Observed: 12.83 ft at 1:15PM Feb 19, 2017Observed: 12.84 ft at 1:30PM Feb 19, 2017Observed: 12.85 ft at 1:45PM Feb 19, 2017Observed: 12.85 ft at 2:00PM Feb 19, 2017Observed: 12.85 ft at 2:15PM Feb 19, 2017Observed: 12.83 ft at 2:30PM Feb 19, 2017Observed: 12.83 ft at 2:31PM Feb 19, 2017Observed: 12.83 ft at 2:45PM Feb 19, 2017Observed: 12.83 ft at 2:46PM Feb 19, 2017Observed: 12.84 ft at 3:00PM Feb 19, 2017Observed: 12.84 ft at 3:01PM Feb 19, 2017Observed: 12.81 ft at 3:15PM Feb 19, 2017Observed: 12.8 ft at 3:30PM Feb 19, 2017Observed: 12.82 ft at 3:45PM Feb 19, 2017Observed: 12.84 ft at 4:00PM Feb 19, 2017Observed: 12.8 ft at 4:15PM Feb 19, 2017Observed: 12.81 ft at 4:30PM Feb 19, 2017Observed: 12.83 ft at 4:45PM Feb 19, 2017Observed: 12.82 ft at 5:00PM Feb 19, 2017Observed: 12.82 ft at 5:15PM Feb 19, 2017Observed: 12.84 ft at 5:30PM Feb 19, 2017Observed: 12.8 ft at 5:45PM Feb 19, 2017Observed: 12.84 ft at 6:00PM Feb 19, 2017Observed: 12.82 ft at 6:15PM Feb 19, 2017Observed: 12.82 ft at 6:30PM Feb 19, 2017Observed: 12.81 ft at 6:45PM Feb 19, 2017Observed: 12.81 ft at 7:00PM Feb 19, 2017Observed: 12.85 ft at 7:15PM Feb 19, 2017Observed: 12.82 ft at 7:30PM Feb 19, 2017Observed: 12.85 ft at 7:45PM Feb 19, 2017Observed: 12.81 ft at 8:00PM Feb 19, 2017Observed: 12.83 ft at 8:15PM Feb 19, 2017Observed: 12.84 ft at 8:30PM Feb 19, 2017Observed: 12.84 ft at 8:45PM Feb 19, 2017Observed: 12.86 ft at 9:00PM Feb 19, 2017Observed: 12.87 ft at 9:15PM Feb 19, 2017Observed: 12.87 ft at 9:30PM Feb 19, 2017Observed: 12.9 ft at 9:45PM Feb 19, 2017Observed: 12.93 ft at 10:00PM Feb 19, 2017Observed: 12.95 ft at 10:15PM Feb 19, 2017Observed: 12.97 ft at 10:30PM Feb 19, 2017Observed: 12.99 ft at 10:45PM Feb 19, 2017Observed: 12.99 ft at 10:46PM Feb 19, 2017Observed: 12.99 ft at 11:00PM Feb 19, 2017Observed: 12.99 ft at 11:01PM Feb 19, 2017Observed: 13 ft at 11:15PM Feb 19, 2017Observed: 13 ft at 11:16PM Feb 19, 2017Observed: 13.02 ft at 11:30PM Feb 19, 2017Observed: 13.03 ft at 11:45PM Feb 19, 2017Observed: 13.06 ft at 12:00AM Feb 20, 2017Observed: 13.06 ft at 12:15AM Feb 20, 2017Observed: 13.06 ft at 12:30AM Feb 20, 2017Observed: 13.1 ft at 12:45AM Feb 20, 2017Observed: 13.09 ft at 1:00AM Feb 20, 2017Observed: 13.1 ft at 1:15AM Feb 20, 2017Observed: 13.15 ft at 1:30AM Feb 20, 2017Observed: 13.14 ft at 1:45AM Feb 20, 2017Observed: 13.14 ft at 2:00AM Feb 20, 2017Observed: 13.11 ft at 2:15AM Feb 20, 2017Observed: 13.12 ft at 2:30AM Feb 20, 2017Observed: 13.15 ft at 2:45AM Feb 20, 2017Observed: 13.14 ft at 3:00AM Feb 20, 2017Observed: 13.15 ft at 3:15AM Feb 20, 2017Observed: 13.16 ft at 3:30AM Feb 20, 2017Observed: 13.17 ft at 3:45AM Feb 20, 2017Observed: 13.17 ft at 4:00AM Feb 20, 2017Observed: 13.17 ft at 4:15AM Feb 20, 2017Observed: 13.17 ft at 4:30AM Feb 20, 2017Observed: 13.15 ft at 4:45AM Feb 20, 2017Observed: 13.17 ft at 5:00AM Feb 20, 2017Observed: 13.17 ft at 5:15AM Feb 20, 2017Observed: 13.17 ft at 5:30AM Feb 20, 2017Observed: 13.15 ft at 5:45AM Feb 20, 2017Observed: 13.17 ft at 6:00AM Feb 20, 2017Observed: 13.15 ft at 6:15AM Feb 20, 2017Observed: 13.16 ft at 6:30AM Feb 20, 2017Observed: 13.14 ft at 6:45AM Feb 20, 2017Observed: 13.14 ft at 6:46AM Feb 20, 2017Observed: 13.18 ft at 7:00AM Feb 20, 2017Observed: 13.18 ft at 7:01AM Feb 20, 2017Observed: 13.18 ft at 7:15AM Feb 20, 2017Observed: 13.18 ft at 7:16AM Feb 20, 2017Observed: 13.18 ft at 7:30AM Feb 20, 2017Observed: 13.19 ft at 7:45AM Feb 20, 2017Observed: 13.21 ft at 8:00AM Feb 20, 2017Observed: 13.17 ft at 8:15AM Feb 20, 2017Observed: 13.16 ft at 8:30AM Feb 20, 2017Observed: 13.15 ft at 8:45AM Feb 20, 2017Observed: 13.16 ft at 9:00AM Feb 20, 2017Observed: 13.14 ft at 9:15AM Feb 20, 2017Observed: 13.15 ft at 9:30AM Feb 20, 2017Observed: 13.16 ft at 9:45AM Feb 20, 2017Observed: 13.14 ft at 10:00AM Feb 20, 2017Observed: 13.15 ft at 10:15AM Feb 20, 2017Observed: 13.14 ft at 10:30AM Feb 20, 2017Observed: 13.16 ft at 10:45AM Feb 20, 2017Observed: 13.16 ft at 11:00AM Feb 20, 2017Observed: 13.17 ft at 11:15AM Feb 20, 2017Observed: 13.17 ft at 11:30AM Feb 20, 2017Observed: 13.16 ft at 11:45AM Feb 20, 2017Observed: 13.2 ft at 12:00PM Feb 20, 2017Observed: 13.2 ft at 12:15PM Feb 20, 2017Observed: 13.21 ft at 12:30PM Feb 20, 2017Observed: 13.2 ft at 12:45PM Feb 20, 2017Observed: 13.2 ft at 1:00PM Feb 20, 2017Observed: 13.23 ft at 1:15PM Feb 20, 2017Observed: 13.22 ft at 1:30PM Feb 20, 2017Observed: 13.24 ft at 1:45PM Feb 20, 2017Observed: 13.26 ft at 2:00PM Feb 20, 2017Observed: 13.25 ft at 2:15PM Feb 20, 2017Observed: 13.26 ft at 2:30PM Feb 20, 2017Observed: 13.27 ft at 2:45PM Feb 20, 2017Observed: 13.27 ft at 2:47PM Feb 20, 2017Observed: 13.3 ft at 3:00PM Feb 20, 2017Observed: 13.3 ft at 3:02PM Feb 20, 2017Observed: 13.25 ft at 3:15PM Feb 20, 2017Observed: 13.25 ft at 3:17PM Feb 20, 2017Observed: 13.25 ft at 3:30PM Feb 20, 2017Observed: 13.28 ft at 3:45PM Feb 20, 2017Observed: 13.28 ft at 4:00PM Feb 20, 2017Observed: 13.29 ft at 4:15PM Feb 20, 2017Observed: 13.32 ft at 4:30PM Feb 20, 2017Observed: 13.28 ft at 4:45PM Feb 20, 2017Observed: 13.3 ft at 5:00PM Feb 20, 2017Observed: 13.28 ft at 5:15PM Feb 20, 2017Observed: 13.29 ft at 5:30PM Feb 20, 2017Observed: 13.3 ft at 5:45PM Feb 20, 2017Observed: 13.28 ft at 6:00PM Feb 20, 2017Observed: 13.32 ft at 6:15PM Feb 20, 2017Observed: 13.3 ft at 6:30PM Feb 20, 2017Observed: 13.31 ft at 6:45PM Feb 20, 2017Observed: 13.29 ft at 7:00PM Feb 20, 2017Observed: 13.32 ft at 7:15PM Feb 20, 2017Observed: 13.32 ft at 7:30PM Feb 20, 2017Observed: 13.33 ft at 7:45PM Feb 20, 2017Observed: 13.33 ft at 8:00PM Feb 20, 2017Observed: 13.35 ft at 8:15PM Feb 20, 2017Observed: 13.34 ft at 8:30PM Feb 20, 2017Observed: 13.35 ft at 8:45PM Feb 20, 2017Observed: 13.39 ft at 9:00PM Feb 20, 2017Observed: 13.38 ft at 9:15PM Feb 20, 2017Observed: 13.37 ft at 9:30PM Feb 20, 2017Observed: 13.38 ft at 9:45PM Feb 20, 2017Observed: 13.4 ft at 10:00PM Feb 20, 2017Observed: 13.37 ft at 10:15PM Feb 20, 2017Observed: 13.4 ft at 10:30PM Feb 20, 2017Observed: 13.37 ft at 10:45PM Feb 20, 2017Observed: 13.37 ft at 10:46PM Feb 20, 2017Observed: 13.42 ft at 11:00PM Feb 20, 2017Observed: 13.42 ft at 11:01PM Feb 20, 2017Observed: 13.4 ft at 11:15PM Feb 20, 2017Observed: 13.4 ft at 11:16PM Feb 20, 2017Observed: 13.38 ft at 11:30PM Feb 20, 2017Observed: 13.41 ft at 11:45PM Feb 20, 2017Observed: 13.4 ft at 12:00AM Feb 21, 2017Observed: 13.39 ft at 12:15AM Feb 21, 2017Observed: 13.4 ft at 12:30AM Feb 21, 2017Observed: 13.4 ft at 12:45AM Feb 21, 2017Observed: 13.4 ft at 1:00AM Feb 21, 2017Observed: 13.42 ft at 1:15AM Feb 21, 2017Observed: 13.42 ft at 1:30AM Feb 21, 2017Observed: 13.4 ft at 1:45AM Feb 21, 2017Observed: 13.42 ft at 2:00AM Feb 21, 2017Observed: 13.43 ft at 2:15AM Feb 21, 2017Observed: 13.43 ft at 2:30AM Feb 21, 2017Observed: 13.42 ft at 2:45AM Feb 21, 2017Observed: 13.42 ft at 3:00AM Feb 21, 2017Observed: 13.43 ft at 3:15AM Feb 21, 2017Observed: 13.44 ft at 3:30AM Feb 21, 2017Observed: 13.42 ft at 3:45AM Feb 21, 2017Observed: 13.43 ft at 4:00AM Feb 21, 2017Observed: 13.43 ft at 4:15AM Feb 21, 2017Observed: 13.41 ft at 4:30AM Feb 21, 2017Observed: 13.42 ft at 4:45AM Feb 21, 2017Observed: 13.41 ft at 5:00AM Feb 21, 2017Observed: 13.4 ft at 5:15AM Feb 21, 2017Observed: 13.4 ft at 5:30AM Feb 21, 2017Observed: 13.43 ft at 5:45AM Feb 21, 2017Observed: 13.4 ft at 6:00AM Feb 21, 2017Observed: 13.41 ft at 6:15AM Feb 21, 2017Observed: 13.4 ft at 6:30AM Feb 21, 2017Observed: 13.42 ft at 6:45AM Feb 21, 2017Observed: 13.42 ft at 6:46AM Feb 21, 2017Observed: 13.37 ft at 7:00AM Feb 21, 2017Observed: 13.37 ft at 7:01AM Feb 21, 2017Observed: 13.41 ft at 7:15AM Feb 21, 2017Observed: 13.41 ft at 7:16AM Feb 21, 2017Observed: 13.37 ft at 7:30AM Feb 21, 2017Observed: 13.38 ft at 7:45AM Feb 21, 2017Observed: 13.41 ft at 8:00AM Feb 21, 2017Observed: 13.4 ft at 8:15AM Feb 21, 2017Observed: 13.38 ft at 8:30AM Feb 21, 2017Observed: 13.38 ft at 8:45AM Feb 21, 2017Observed: 13.39 ft at 9:00AM Feb 21, 2017Observed: 13.38 ft at 9:15AM Feb 21, 2017Observed: 13.38 ft at 9:30AM Feb 21, 2017Observed: 13.35 ft at 9:45AM Feb 21, 2017Observed: 13.37 ft at 10:00AM Feb 21, 2017Observed: 13.36 ft at 10:15AM Feb 21, 2017Observed: 13.36 ft at 10:30AM Feb 21, 2017Observed: 13.35 ft at 10:45AM Feb 21, 2017Observed: 13.37 ft at 11:00AM Feb 21, 2017Observed: 13.35 ft at 11:15AM Feb 21, 2017Observed: 13.38 ft at 11:30AM Feb 21, 2017Observed: 13.37 ft at 11:45AM Feb 21, 2017Observed: 13.35 ft at 12:00PM Feb 21, 2017Observed: 13.37 ft at 12:15PM Feb 21, 2017Observed: 13.38 ft at 12:30PM Feb 21, 2017Observed: 13.36 ft at 12:45PM Feb 21, 2017Observed: 13.36 ft at 1:00PM Feb 21, 2017Observed: 13.34 ft at 1:15PM Feb 21, 2017Observed: 13.32 ft at 1:30PM Feb 21, 2017Observed: 13.33 ft at 1:45PM Feb 21, 2017Observed: 13.32 ft at 2:00PM Feb 21, 2017Observed: 13.34 ft at 2:15PM Feb 21, 2017Observed: 13.31 ft at 2:30PM Feb 21, 2017Observed: 13.29 ft at 2:45PM Feb 21, 2017Observed: 13.29 ft at 2:46PM Feb 21, 2017Observed: 13.3 ft at 3:00PM Feb 21, 2017Observed: 13.3 ft at 3:01PM Feb 21, 2017Observed: 13.33 ft at 3:15PM Feb 21, 2017Observed: 13.33 ft at 3:16PM Feb 21, 2017Observed: 13.32 ft at 3:30PM Feb 21, 2017Observed: 13.27 ft at 3:45PM Feb 21, 2017Observed: 13.29 ft at 4:00PM Feb 21, 2017Observed: 13.29 ft at 4:15PM Feb 21, 2017Observed: 13.27 ft at 4:30PM Feb 21, 2017Observed: 13.26 ft at 4:45PM Feb 21, 2017Observed: 13.24 ft at 5:00PM Feb 21, 2017Observed: 13.25 ft at 5:15PM Feb 21, 2017Observed: 13.23 ft at 5:30PM Feb 21, 2017Observed: 13.24 ft at 5:45PM Feb 21, 2017Observed: 13.25 ft at 6:00PM Feb 21, 2017Observed: 13.21 ft at 6:15PM Feb 21, 2017Observed: 13.22 ft at 6:30PM Feb 21, 2017Observed: 13.22 ft at 6:45PM Feb 21, 2017Observed: 13.22 ft at 7:00PM Feb 21, 2017Observed: 13.2 ft at 7:15PM Feb 21, 2017Observed: 13.17 ft at 7:30PM Feb 21, 2017Observed: 13.16 ft at 7:45PM Feb 21, 2017Observed: 13.17 ft at 8:00PM Feb 21, 2017Observed: 13.16 ft at 8:15PM Feb 21, 2017Observed: 13.16 ft at 8:30PM Feb 21, 2017Observed: 13.14 ft at 8:45PM Feb 21, 2017Observed: 13.17 ft at 9:00PM Feb 21, 2017Observed: 13.14 ft at 9:15PM Feb 21, 2017Observed: 13.13 ft at 9:30PM Feb 21, 2017Observed: 13.13 ft at 9:45PM Feb 21, 2017Observed: 13.12 ft at 10:00PM Feb 21, 2017Observed: 13.11 ft at 10:15PM Feb 21, 2017Observed: 13.11 ft at 10:30PM Feb 21, 2017Observed: 13.1 ft at 10:45PM Feb 21, 2017Observed: 13.1 ft at 10:47PM Feb 21, 2017Observed: 13.09 ft at 11:00PM Feb 21, 2017Observed: 13.09 ft at 11:02PM Feb 21, 2017Observed: 13.1 ft at 11:15PM Feb 21, 2017Observed: 13.1 ft at 11:17PM Feb 21, 2017Observed: 13.09 ft at 11:30PM Feb 21, 2017Observed: 13.07 ft at 11:45PM Feb 21, 2017Observed: 13.07 ft at 12:00AM Feb 22, 2017Observed: 13.08 ft at 12:15AM Feb 22, 2017Observed: 13.05 ft at 12:30AM Feb 22, 2017Observed: 13.06 ft at 12:45AM Feb 22, 2017Observed: 13.07 ft at 1:00AM Feb 22, 2017Observed: 13.07 ft at 1:15AM Feb 22, 2017Observed: 13.06 ft at 1:30AM Feb 22, 2017Observed: 13.04 ft at 1:45AM Feb 22, 2017Observed: 13.03 ft at 2:00AM Feb 22, 2017Observed: 13.02 ft at 2:15AM Feb 22, 2017Observed: 13.03 ft at 2:30AM Feb 22, 2017Observed: 13.04 ft at 2:45AM Feb 22, 2017Observed: 13.03 ft at 3:00AM Feb 22, 2017Observed: 13.03 ft at 3:15AM Feb 22, 2017Observed: 13.02 ft at 3:30AM Feb 22, 2017Observed: 13 ft at 3:45AM Feb 22, 2017Observed: 12.99 ft at 4:00AM Feb 22, 2017Observed: 13.01 ft at 4:15AM Feb 22, 2017Observed: 13.02 ft at 4:30AM Feb 22, 2017Observed: 12.98 ft at 4:45AM Feb 22, 2017Observed: 13 ft at 5:00AM Feb 22, 2017Observed: 12.99 ft at 5:15AM Feb 22, 2017Observed: 12.98 ft at 5:30AM Feb 22, 2017Observed: 12.97 ft at 5:45AM Feb 22, 2017Observed: 12.97 ft at 6:00AM Feb 22, 2017Observed: 12.97 ft at 6:15AM Feb 22, 2017Observed: 12.96 ft at 6:30AM Feb 22, 2017Observed: 12.97 ft at 6:45AM Feb 22, 2017Observed: 12.97 ft at 6:46AM Feb 22, 2017Observed: 12.97 ft at 7:00AM Feb 22, 2017Observed: 12.97 ft at 7:01AM Feb 22, 2017Observed: 12.97 ft at 7:15AM Feb 22, 2017Observed: 12.97 ft at 7:16AM Feb 22, 2017Observed: 12.96 ft at 7:30AM Feb 22, 2017Observed: 12.99 ft at 7:45AM Feb 22, 2017Observed: 12.95 ft at 8:00AM Feb 22, 2017Observed: 12.95 ft at 8:15AM Feb 22, 2017Observed: 12.98 ft at 8:30AM Feb 22, 2017Observed: 12.98 ft at 8:45AM Feb 22, 2017Observed: 12.96 ft at 9:00AM Feb 22, 2017Observed: 12.96 ft at 9:15AM Feb 22, 2017Observed: 12.95 ft at 9:30AM Feb 22, 2017Observed: 12.93 ft at 9:45AM Feb 22, 2017Observed: 12.97 ft at 10:00AM Feb 22, 2017Observed: 12.96 ft at 10:15AM Feb 22, 2017Observed: 12.95 ft at 10:30AM Feb 22, 2017Observed: 12.95 ft at 10:45AM Feb 22, 2017Observed: 12.97 ft at 11:00AM Feb 22, 2017Observed: 12.95 ft at 11:15AM Feb 22, 2017Observed: 12.97 ft at 11:30AM Feb 22, 2017Observed: 12.95 ft at 11:45AM Feb 22, 2017Observed: 12.95 ft at 12:00PM Feb 22, 2017Observed: 12.97 ft at 12:15PM Feb 22, 2017Observed: 12.96 ft at 12:30PM Feb 22, 2017Observed: 12.96 ft at 12:45PM Feb 22, 2017Observed: 12.96 ft at 1:00PM Feb 22, 2017Observed: 12.97 ft at 1:15PM Feb 22, 2017Observed: 12.94 ft at 1:30PM Feb 22, 2017Observed: 12.95 ft at 1:45PM Feb 22, 2017Observed: 13 ft at 2:00PM Feb 22, 2017Observed: 12.98 ft at 2:15PM Feb 22, 2017Observed: 12.97 ft at 2:30PM Feb 22, 2017Observed: 12.96 ft at 2:45PM Feb 22, 2017Observed: 12.96 ft at 2:46PM Feb 22, 2017Observed: 12.97 ft at 3:00PM Feb 22, 2017Observed: 12.97 ft at 3:01PM Feb 22, 2017Observed: 12.97 ft at 3:15PM Feb 22, 2017Observed: 12.97 ft at 3:16PM Feb 22, 2017Observed: 12.96 ft at 3:30PM Feb 22, 2017Observed: 12.99 ft at 3:45PM Feb 22, 2017Observed: 13 ft at 4:00PM Feb 22, 2017Observed: 13 ft at 4:15PM Feb 22, 2017Observed: 12.98 ft at 4:30PM Feb 22, 2017Observed: 13 ft at 4:45PM Feb 22, 2017Observed: 12.98 ft at 5:00PM Feb 22, 2017Observed: 13.03 ft at 5:15PM Feb 22, 2017Observed: 13.02 ft at 5:30PM Feb 22, 2017Observed: 13 ft at 5:45PM Feb 22, 2017Observed: 13.03 ft at 6:00PM Feb 22, 2017Observed: 13.02 ft at 6:15PM Feb 22, 2017Observed: 13.02 ft at 6:30PM Feb 22, 2017Observed: 13.03 ft at 6:45PM Feb 22, 2017Observed: 13.02 ft at 7:00PM Feb 22, 2017Observed: 13.03 ft at 7:15PM Feb 22, 2017Observed: 13.02 ft at 7:30PM Feb 22, 2017Observed: 13.07 ft at 7:45PM Feb 22, 2017Observed: 13.06 ft at 8:00PM Feb 22, 2017Observed: 13.04 ft at 8:15PM Feb 22, 2017Observed: 13.06 ft at 8:30PM Feb 22, 2017Observed: 13.07 ft at 8:45PM Feb 22, 2017Observed: 13.06 ft at 9:00PM Feb 22, 2017Observed: 13.07 ft at 9:15PM Feb 22, 2017Observed: 13.09 ft at 9:30PM Feb 22, 2017Observed: 13.1 ft at 9:45PM Feb 22, 2017Observed: 13.07 ft at 10:00PM Feb 22, 2017Observed: 13.08 ft at 10:15PM Feb 22, 2017Observed: 13.09 ft at 10:30PM Feb 22, 2017Observed: 13.1 ft at 10:45PM Feb 22, 2017Observed: 13.1 ft at 10:46PM Feb 22, 2017Observed: 13.1 ft at 11:00PM Feb 22, 2017Observed: 13.1 ft at 11:01PM Feb 22, 2017Observed: 13.09 ft at 11:15PM Feb 22, 2017Observed: 13.09 ft at 11:16PM Feb 22, 2017Observed: 13.13 ft at 11:30PM Feb 22, 2017Observed: 13.13 ft at 11:45PM Feb 22, 2017Observed: 13.14 ft at 12:00AM Feb 23, 2017Observed: 13.14 ft at 12:15AM Feb 23, 2017Observed: 13.13 ft at 12:30AM Feb 23, 2017Observed: 13.12 ft at 12:45AM Feb 23, 2017Observed: 13.14 ft at 1:00AM Feb 23, 2017Observed: 13.13 ft at 1:15AM Feb 23, 2017Observed: 13.15 ft at 1:30AM Feb 23, 2017Observed: 13.16 ft at 1:45AM Feb 23, 2017Observed: 13.15 ft at 2:00AM Feb 23, 2017Observed: 13.16 ft at 2:15AM Feb 23, 2017Observed: 13.16 ft at 2:30AM Feb 23, 2017Observed: 13.18 ft at 2:45AM Feb 23, 2017Observed: 13.14 ft at 3:00AM Feb 23, 2017Observed: 13.17 ft at 3:15AM Feb 23, 2017Observed: 13.18 ft at 3:30AM Feb 23, 2017Observed: 13.19 ft at 3:45AM Feb 23, 2017Observed: 13.19 ft at 4:00AM Feb 23, 2017Observed: 13.21 ft at 4:15AM Feb 23, 2017Observed: 13.19 ft at 4:30AM Feb 23, 2017Observed: 13.2 ft at 4:45AM Feb 23, 2017Observed: 13.2 ft at 5:00AM Feb 23, 2017Observed: 13.19 ft at 5:15AM Feb 23, 2017Observed: 13.19 ft at 5:30AM Feb 23, 2017Observed: 13.24 ft at 5:45AM Feb 23, 2017Observed: 13.21 ft at 6:00AM Feb 23, 2017Observed: 13.21 ft at 6:15AM Feb 23, 2017Observed: 13.21 ft at 6:30AM Feb 23, 2017Observed: 13.24 ft at 6:45AM Feb 23, 2017Observed: 13.22 ft at 7:00AM Feb 23, 2017Observed: 13.22 ft at 7:02AM Feb 23, 2017Observed: 13.24 ft at 7:15AM Feb 23, 2017Observed: 13.24 ft at 7:17AM Feb 23, 2017Observed: 13.24 ft at 7:30AM Feb 23, 2017Observed: 13.24 ft at 7:32AM Feb 23, 2017Observed: 13.23 ft at 7:45AM Feb 23, 2017Observed: 13.24 ft at 8:00AM Feb 23, 2017Observed: 13.24 ft at 8:15AM Feb 23, 2017Observed: 13.23 ft at 8:30AM Feb 23, 2017Observed: 13.24 ft at 8:45AM Feb 23, 2017Observed: 13.26 ft at 9:00AM Feb 23, 2017Observed: 13.24 ft at 9:15AM Feb 23, 2017Observed: 13.25 ft at 9:30AM Feb 23, 2017Observed: 13.26 ft at 9:45AM Feb 23, 2017Observed: 13.24 ft at 10:00AM Feb 23, 2017Observed: 13.27 ft at 10:15AM Feb 23, 2017Observed: 13.26 ft at 10:30AM Feb 23, 2017Observed: 13.29 ft at 10:45AM Feb 23, 2017Observed: 13.28 ft at 11:00AM Feb 23, 2017Observed: 13.24 ft at 11:15AM Feb 23, 2017Observed: 13.27 ft at 11:30AM Feb 23, 2017Observed: 13.27 ft at 11:45AM Feb 23, 2017Observed: 13.28 ft at 12:00PM Feb 23, 2017Observed: 13.29 ft at 12:30PM Feb 23, 2017Observed: 13.29 ft at 12:45PM Feb 23, 2017Observed: 13.29 ft at 1:00PM Feb 23, 2017Observed: 13.28 ft at 1:15PM Feb 23, 2017Observed: 13.29 ft at 1:30PM Feb 23, 2017Observed: 13.3 ft at 1:45PM Feb 23, 2017Observed: 13.29 ft at 2:00PM Feb 23, 2017Observed: 13.3 ft at 2:15PM Feb 23, 2017Observed: 13.29 ft at 2:45PM Feb 23, 2017Observed: 13.29 ft at 3:30PM Feb 23, 2017Observed: 13.29 ft at 3:31PM Feb 23, 2017Observed: 13.31 ft at 3:45PM Feb 23, 2017Observed: 13.3 ft at 4:00PM Feb 23, 2017Observed: 13.29 ft at 4:15PM Feb 23, 2017Observed: 13.29 ft at 4:30PM Feb 23, 2017Observed: 13.32 ft at 4:45PM Feb 23, 2017Observed: 13.29 ft at 5:00PM Feb 23, 2017Observed: 13.32 ft at 5:30PM Feb 23, 2017Observed: 13.34 ft at 5:45PM Feb 23, 2017Observed: 13.31 ft at 6:00PM Feb 23, 2017Observed: 13.35 ft at 6:15PM Feb 23, 2017Observed: 13.31 ft at 6:30PM Feb 23, 2017Observed: 13.32 ft at 6:45PM Feb 23, 2017Observed: 13.35 ft at 7:00PM Feb 23, 2017Observed: 13.35 ft at 7:15PM Feb 23, 2017Observed: 13.37 ft at 7:30PM Feb 23, 2017Observed: 13.36 ft at 7:45PM Feb 23, 2017Observed: 13.32 ft at 8:00PM Feb 23, 2017Observed: 13.36 ft at 8:15PM Feb 23, 2017Observed: 13.38 ft at 8:30PM Feb 23, 2017Observed: 13.35 ft at 8:45PM Feb 23, 2017Observed: 13.35 ft at 9:00PM Feb 23, 2017Observed: 13.36 ft at 9:15PM Feb 23, 2017Observed: 13.38 ft at 9:30PM Feb 23, 2017Observed: 13.34 ft at 9:45PM Feb 23, 2017Observed: 13.35 ft at 10:00PM Feb 23, 2017Observed: 13.36 ft at 10:15PM Feb 23, 2017Observed: 13.36 ft at 10:30PM Feb 23, 2017Observed: 13.37 ft at 10:45PM Feb 23, 2017Observed: 13.38 ft at 11:00PM Feb 23, 2017Observed: 13.38 ft at 11:01PM Feb 23, 2017Observed: 13.4 ft at 11:15PM Feb 23, 2017Observed: 13.4 ft at 11:16PM Feb 23, 2017Observed: 13.39 ft at 11:30PM Feb 23, 2017Observed: 13.39 ft at 11:31PM Feb 23, 2017Observed: 13.37 ft at 11:45PM Feb 23, 2017Observed: 13.38 ft at 12:00AM Feb 24, 2017Observed: 13.39 ft at 12:15AM Feb 24, 2017Observed: 13.38 ft at 12:30AM Feb 24, 2017Observed: 13.42 ft at 12:45AM Feb 24, 2017Observed: 13.42 ft at 1:00AM Feb 24, 2017Observed: 13.4 ft at 1:15AM Feb 24, 2017Observed: 13.41 ft at 1:30AM Feb 24, 2017Observed: 13.39 ft at 1:45AM Feb 24, 2017Observed: 13.41 ft at 2:00AM Feb 24, 2017Observed: 13.4 ft at 2:15AM Feb 24, 2017Observed: 13.43 ft at 2:30AM Feb 24, 2017Observed: 13.43 ft at 2:45AM Feb 24, 2017Observed: 13.42 ft at 3:00AM Feb 24, 2017Observed: 13.43 ft at 3:15AM Feb 24, 2017Observed: 13.46 ft at 3:30AM Feb 24, 2017Observed: 13.44 ft at 3:45AM Feb 24, 2017Observed: 13.41 ft at 4:00AM Feb 24, 2017Observed: 13.4 ft at 4:15AM Feb 24, 2017Observed: 13.42 ft at 4:30AM Feb 24, 2017Observed: 13.44 ft at 4:45AM Feb 24, 2017Observed: 13.43 ft at 5:00AM Feb 24, 2017Observed: 13.46 ft at 5:15AM Feb 24, 2017Observed: 13.44 ft at 5:30AM Feb 24, 2017Observed: 13.44 ft at 5:45AM Feb 24, 2017Observed: 13.43 ft at 6:00AM Feb 24, 2017Observed: 13.44 ft at 6:15AM Feb 24, 2017Observed: 13.48 ft at 6:30AM Feb 24, 2017Observed: 13.46 ft at 6:45AM Feb 24, 2017Observed: 13.43 ft at 7:00AM Feb 24, 2017Observed: 13.43 ft at 7:01AM Feb 24, 2017Observed: 13.47 ft at 7:15AM Feb 24, 2017Observed: 13.47 ft at 7:16AM Feb 24, 2017Observed: 13.47 ft at 7:30AM Feb 24, 2017Observed: 13.47 ft at 7:31AM Feb 24, 2017Observed: 13.48 ft at 7:45AM Feb 24, 2017Observed: 13.48 ft at 8:00AM Feb 24, 2017Observed: 13.48 ft at 8:15AM Feb 24, 2017Observed: 13.48 ft at 8:30AM Feb 24, 2017Observed: 13.48 ft at 8:45AM Feb 24, 2017Observed: 13.51 ft at 9:00AM Feb 24, 2017Observed: 13.5 ft at 9:15AM Feb 24, 2017Observed: 13.49 ft at 9:30AM Feb 24, 2017Observed: 13.5 ft at 9:45AM Feb 24, 2017Observed: 13.5 ft at 10:00AM Feb 24, 2017Observed: 13.49 ft at 10:15AM Feb 24, 2017Observed: 13.51 ft at 10:30AM Feb 24, 2017Observed: 13.48 ft at 10:45AM Feb 24, 2017Observed: 13.49 ft at 11:00AM Feb 24, 2017Observed: 13.5 ft at 11:15AM Feb 24, 2017Observed: 13.53 ft at 11:30AM Feb 24, 2017Observed: 13.53 ft at 11:45AM Feb 24, 2017Observed: 13.5 ft at 12:00PM Feb 24, 2017Observed: 13.52 ft at 12:15PM Feb 24, 2017Observed: 13.52 ft at 12:30PM Feb 24, 2017Observed: 13.49 ft at 12:45PM Feb 24, 2017Observed: 13.53 ft at 1:00PM Feb 24, 2017Observed: 13.54 ft at 1:15PM Feb 24, 2017Observed: 13.53 ft at 1:30PM Feb 24, 2017Observed: 13.51 ft at 1:45PM Feb 24, 2017Observed: 13.51 ft at 2:00PM Feb 24, 2017Observed: 13.54 ft at 2:15PM Feb 24, 2017Observed: 13.51 ft at 2:30PM Feb 24, 2017Observed: 13.53 ft at 2:45PM Feb 24, 2017Observed: 13.55 ft at 3:00PM Feb 24, 2017Observed: 13.55 ft at 3:15PM Feb 24, 2017Observed: 13.53 ft at 3:30PM Feb 24, 2017Observed: 13.55 ft at 3:45PM Feb 24, 2017Observed: 13.56 ft at 4:00PM Feb 24, 2017Observed: 13.56 ft at 4:15PM Feb 24, 2017Observed: 13.55 ft at 4:30PM Feb 24, 2017Observed: 13.56 ft at 4:45PM Feb 24, 2017Observed: 13.57 ft at 5:00PM Feb 24, 2017Observed: 13.58 ft at 5:15PM Feb 24, 2017Observed: 13.56 ft at 5:30PM Feb 24, 2017Observed: 13.6 ft at 5:45PM Feb 24, 2017Observed: 13.6 ft at 6:00PM Feb 24, 2017Observed: 13.59 ft at 6:15PM Feb 24, 2017Observed: 13.57 ft at 6:30PM Feb 24, 2017Observed: 13.56 ft at 6:45PM Feb 24, 2017Observed: 13.59 ft at 7:00PM Feb 24, 2017Observed: 13.57 ft at 7:15PM Feb 24, 2017Observed: 13.59 ft at 7:30PM Feb 24, 2017Observed: 13.57 ft at 7:45PM Feb 24, 2017Observed: 13.61 ft at 8:00PM Feb 24, 2017Observed: 13.61 ft at 8:15PM Feb 24, 2017Observed: 13.6 ft at 8:30PM Feb 24, 2017Observed: 13.6 ft at 8:45PM Feb 24, 2017Observed: 13.61 ft at 9:00PM Feb 24, 2017Observed: 13.61 ft at 9:15PM Feb 24, 2017Observed: 13.62 ft at 9:30PM Feb 24, 2017Observed: 13.62 ft at 9:45PM Feb 24, 2017Observed: 13.62 ft at 10:00PM Feb 24, 2017Observed: 13.6 ft at 10:15PM Feb 24, 2017Observed: 13.62 ft at 10:30PM Feb 24, 2017Observed: 13.63 ft at 10:45PM Feb 24, 2017Observed: 13.63 ft at 11:00PM Feb 24, 2017Observed: 13.63 ft at 11:01PM Feb 24, 2017Observed: 13.61 ft at 11:15PM Feb 24, 2017Observed: 13.61 ft at 11:16PM Feb 24, 2017Observed: 13.63 ft at 11:30PM Feb 24, 2017Observed: 13.63 ft at 11:31PM Feb 24, 2017Observed: 13.63 ft at 11:45PM Feb 24, 2017Observed: 13.63 ft at 12:00AM Feb 25, 2017Observed: 13.63 ft at 12:15AM Feb 25, 2017Observed: 13.62 ft at 12:30AM Feb 25, 2017Observed: 13.62 ft at 12:45AM Feb 25, 2017Observed: 13.63 ft at 1:00AM Feb 25, 2017Observed: 13.65 ft at 1:15AM Feb 25, 2017Observed: 13.64 ft at 1:30AM Feb 25, 2017Observed: 13.64 ft at 1:45AM Feb 25, 2017Observed: 13.66 ft at 2:00AM Feb 25, 2017Observed: 13.65 ft at 2:15AM Feb 25, 2017Observed: 13.65 ft at 2:30AM Feb 25, 2017Observed: 13.67 ft at 2:45AM Feb 25, 2017Highest Observation: 13.69 ft at 3:00AM Feb 25, 2017Observed: 13.67 ft at 3:15AM Feb 25, 2017Observed: 13.67 ft at 3:30AM Feb 25, 2017Observed: 13.66 ft at 3:45AM Feb 25, 2017Observed: 13.64 ft at 4:00AM Feb 25, 2017Observed: 13.65 ft at 4:15AM Feb 25, 2017Observed: 13.67 ft at 4:30AM Feb 25, 2017Observed: 13.65 ft at 4:45AM Feb 25, 2017Observed: 13.65 ft at 5:00AM Feb 25, 2017Observed: 13.66 ft at 5:15AM Feb 25, 2017Observed: 13.64 ft at 5:30AM Feb 25, 2017Observed: 13.65 ft at 5:45AM Feb 25, 2017Observed: 13.67 ft at 6:00AM Feb 25, 2017Observed: 13.66 ft at 6:15AM Feb 25, 2017Observed: 13.64 ft at 6:30AM Feb 25, 2017Observed: 13.65 ft at 6:45AM Feb 25, 2017Observed: 13.65 ft at 7:00AM Feb 25, 2017Observed: 13.64 ft at 7:15AM Feb 25, 2017Observed: 13.65 ft at 7:30AM Feb 25, 2017Observed: 13.61 ft at 7:45AM Feb 25, 2017Observed: 13.63 ft at 8:00AM Feb 25, 2017Observed: 13.61 ft at 8:15AM Feb 25, 2017Observed: 13.61 ft at 8:30AM Feb 25, 2017Observed: 13.67 ft at 8:45AM Feb 25, 2017Observed: 13.65 ft at 9:00AM Feb 25, 2017Observed: 13.65 ft at 9:15AM Feb 25, 2017Observed: 13.64 ft at 9:30AM Feb 25, 2017Observed: 13.61 ft at 9:45AM Feb 25, 2017Observed: 13.63 ft at 10:00AM Feb 25, 2017Observed: 13.63 ft at 10:15AM Feb 25, 2017Observed: 13.63 ft at 10:30AM Feb 25, 2017Observed: 13.61 ft at 10:45AM Feb 25, 2017Observed: 13.63 ft at 11:00AM Feb 25, 2017Observed: 13.6 ft at 11:15AM Feb 25, 2017Observed: 13.62 ft at 11:30AM Feb 25, 2017Observed: 13.61 ft at 11:45AM Feb 25, 2017Observed: 13.57 ft at 12:00PM Feb 25, 2017Observed: 13.59 ft at 12:15PM Feb 25, 2017Observed: 13.62 ft at 12:30PM Feb 25, 2017Observed: 13.59 ft at 12:45PM Feb 25, 2017Observed: 13.62 ft at 1:00PM Feb 25, 2017Observed: 13.59 ft at 1:15PM Feb 25, 2017Observed: 13.58 ft at 1:30PM Feb 25, 2017Observed: 13.58 ft at 1:45PM Feb 25, 2017Observed: 13.56 ft at 2:00PM Feb 25, 2017Observed: 13.59 ft at 2:15PM Feb 25, 2017Observed: 13.6 ft at 2:30PM Feb 25, 2017Observed: 13.59 ft at 2:45PM Feb 25, 2017Observed: 13.56 ft at 3:00PM Feb 25, 2017Observed: 13.56 ft at 3:15PM Feb 25, 2017Observed: 13.57 ft at 3:30PM Feb 25, 2017Observed: 13.6 ft at 3:45PM Feb 25, 2017Observed: 13.56 ft at 4:00PM Feb 25, 2017Observed: 13.57 ft at 4:15PM Feb 25, 2017Observed: 13.55 ft at 4:30PM Feb 25, 2017Observed: 13.53 ft at 4:45PM Feb 25, 2017Observed: 13.55 ft at 5:00PM Feb 25, 2017Observed: 13.54 ft at 5:15PM Feb 25, 2017Observed: 13.54 ft at 5:30PM Feb 25, 2017Observed: 13.55 ft at 5:45PM Feb 25, 2017Observed: 13.55 ft at 6:00PM Feb 25, 2017Observed: 13.51 ft at 6:15PM Feb 25, 2017Observed: 13.51 ft at 6:30PM Feb 25, 2017Observed: 13.5 ft at 6:45PM Feb 25, 2017Observed: 13.52 ft at 7:00PM Feb 25, 2017Observed: 13.5 ft at 7:15PM Feb 25, 2017Observed: 13.51 ft at 7:30PM Feb 25, 2017Observed: 13.48 ft at 7:45PM Feb 25, 2017Observed: 13.48 ft at 8:00PM Feb 25, 2017Observed: 13.46 ft at 8:15PM Feb 25, 2017Observed: 13.47 ft at 8:30PM Feb 25, 2017USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (9:18PM Feb 25, 2017)ObservedLatest observed value: 13.47 ft at 8:30 PM CST 25-Feb-2017. Flood Stage is 32 ft
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Tabular Data (UTC)
Tabular Data (CST)
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: Gauge reading may be affected by ice.

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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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 5:20 PM
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