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Hydrograph River at a Glance Download
Big Sioux River at Sioux Falls N. Cliff Avenue Stage (ft)Flow (cfs)Observed: 6.1 ft at 11:45PM Nov 26, 2021Observed: 6.1 ft at 12:00AM Nov 27, 2021Observed: 6.09 ft at 12:15AM Nov 27, 2021Observed: 6.09 ft at 12:30AM Nov 27, 2021Observed: 6.09 ft at 12:45AM Nov 27, 2021Observed: 6.08 ft at 1:00AM Nov 27, 2021Observed: 6.08 ft at 1:15AM Nov 27, 2021Observed: 6.07 ft at 1:30AM Nov 27, 2021Observed: 6.07 ft at 1:45AM Nov 27, 2021Observed: 6.07 ft at 2:00AM Nov 27, 2021Observed: 6.06 ft at 2:15AM Nov 27, 2021Observed: 6.06 ft at 2:30AM Nov 27, 2021Observed: 6.06 ft at 2:45AM Nov 27, 2021Observed: 6.05 ft at 3:00AM Nov 27, 2021Observed: 6.05 ft at 3:15AM Nov 27, 2021Observed: 6.04 ft at 3:30AM Nov 27, 2021Observed: 6.04 ft at 3:45AM Nov 27, 2021Observed: 6.04 ft at 4:00AM Nov 27, 2021Observed: 6.03 ft at 4:15AM Nov 27, 2021Observed: 6.02 ft at 4:30AM Nov 27, 2021Observed: 6.02 ft at 4:45AM Nov 27, 2021Observed: 6.02 ft at 5:00AM Nov 27, 2021Observed: 6.01 ft at 5:15AM Nov 27, 2021Observed: 6 ft at 5:30AM Nov 27, 2021Observed: 6 ft at 5:45AM Nov 27, 2021Observed: 6 ft at 6:00AM Nov 27, 2021Observed: 5.99 ft at 6:15AM Nov 27, 2021Observed: 5.98 ft at 6:30AM Nov 27, 2021Observed: 5.98 ft at 6:45AM Nov 27, 2021Observed: 5.97 ft at 7:00AM Nov 27, 2021Observed: 5.97 ft at 7:15AM Nov 27, 2021Observed: 5.96 ft at 7:30AM Nov 27, 2021Observed: 5.96 ft at 7:45AM Nov 27, 2021Observed: 5.96 ft at 8:00AM Nov 27, 2021Observed: 5.95 ft at 8:15AM Nov 27, 2021Observed: 5.95 ft at 8:30AM Nov 27, 2021Observed: 5.95 ft at 8:45AM Nov 27, 2021Observed: 5.95 ft at 9:00AM Nov 27, 2021Observed: 5.96 ft at 9:15AM Nov 27, 2021Observed: 5.95 ft at 9:30AM Nov 27, 2021Observed: 5.95 ft at 9:45AM Nov 27, 2021Observed: 5.95 ft at 10:00AM Nov 27, 2021Observed: 5.95 ft at 10:15AM Nov 27, 2021Observed: 5.95 ft at 10:30AM Nov 27, 2021Observed: 5.94 ft at 10:45AM Nov 27, 2021Observed: 5.93 ft at 11:00AM Nov 27, 2021Observed: 5.92 ft at 11:15AM Nov 27, 2021Observed: 5.92 ft at 11:30AM Nov 27, 2021Observed: 5.91 ft at 11:45AM Nov 27, 2021Observed: 5.91 ft at 12:00PM Nov 27, 2021Observed: 5.91 ft at 12:15PM Nov 27, 2021Observed: 5.91 ft at 12:30PM Nov 27, 2021Observed: 5.91 ft at 12:45PM Nov 27, 2021Observed: 5.91 ft at 1:00PM Nov 27, 2021Observed: 5.91 ft at 1:15PM Nov 27, 2021Observed: 5.91 ft at 1:30PM Nov 27, 2021Observed: 5.91 ft at 1:45PM Nov 27, 2021Observed: 5.9 ft at 2:00PM Nov 27, 2021Observed: 5.9 ft at 2:15PM Nov 27, 2021Observed: 5.91 ft at 2:30PM Nov 27, 2021Observed: 5.91 ft at 2:45PM Nov 27, 2021Observed: 5.91 ft at 3:00PM Nov 27, 2021Observed: 5.91 ft at 3:15PM Nov 27, 2021Observed: 5.92 ft at 3:30PM Nov 27, 2021Observed: 5.92 ft at 3:45PM Nov 27, 2021Observed: 5.92 ft at 4:00PM Nov 27, 2021Observed: 5.93 ft at 4:15PM Nov 27, 2021Observed: 5.93 ft at 4:30PM Nov 27, 2021Observed: 5.93 ft at 4:45PM Nov 27, 2021Observed: 5.93 ft at 5:00PM Nov 27, 2021Observed: 5.93 ft at 5:15PM Nov 27, 2021Observed: 5.93 ft at 5:30PM Nov 27, 2021Observed: 5.94 ft at 5:45PM Nov 27, 2021Observed: 5.95 ft at 6:00PM Nov 27, 2021Observed: 5.95 ft at 6:15PM Nov 27, 2021Observed: 5.94 ft at 6:30PM Nov 27, 2021Observed: 5.95 ft at 6:45PM Nov 27, 2021Observed: 5.95 ft at 7:00PM Nov 27, 2021Observed: 5.96 ft at 7:15PM Nov 27, 2021Observed: 5.96 ft at 7:30PM Nov 27, 2021Observed: 5.97 ft at 7:45PM Nov 27, 2021Observed: 5.97 ft at 8:00PM Nov 27, 2021Observed: 5.98 ft at 8:15PM Nov 27, 2021Observed: 5.99 ft at 8:30PM Nov 27, 2021Observed: 5.99 ft at 8:45PM Nov 27, 2021Observed: 6 ft at 9:00PM Nov 27, 2021Observed: 6 ft at 9:15PM Nov 27, 2021Observed: 6.01 ft at 9:30PM Nov 27, 2021Observed: 6.02 ft at 9:45PM Nov 27, 2021Observed: 6.02 ft at 10:00PM Nov 27, 2021Observed: 6.02 ft at 10:15PM Nov 27, 2021Observed: 6.03 ft at 10:30PM Nov 27, 2021Observed: 6.03 ft at 10:45PM Nov 27, 2021Observed: 6.04 ft at 11:00PM Nov 27, 2021Observed: 6.04 ft at 11:15PM Nov 27, 2021Observed: 6.05 ft at 11:30PM Nov 27, 2021Observed: 6.05 ft at 11:45PM Nov 27, 2021Observed: 6.06 ft at 12:00AM Nov 28, 2021Observed: 6.06 ft at 12:15AM Nov 28, 2021Observed: 6.06 ft at 12:30AM Nov 28, 2021Observed: 6.07 ft at 12:45AM Nov 28, 2021Observed: 6.08 ft at 1:00AM Nov 28, 2021Observed: 6.08 ft at 1:15AM Nov 28, 2021Observed: 6.08 ft at 1:30AM Nov 28, 2021Observed: 6.09 ft at 1:45AM Nov 28, 2021Observed: 6.09 ft at 2:00AM Nov 28, 2021Observed: 6.1 ft at 2:15AM Nov 28, 2021Observed: 6.1 ft at 2:30AM Nov 28, 2021Observed: 6.1 ft at 2:45AM Nov 28, 2021Observed: 6.11 ft at 3:00AM Nov 28, 2021Observed: 6.11 ft at 3:15AM Nov 28, 2021Observed: 6.12 ft at 3:30AM Nov 28, 2021Observed: 6.12 ft at 3:45AM Nov 28, 2021Observed: 6.13 ft at 4:00AM Nov 28, 2021Observed: 6.13 ft at 4:15AM Nov 28, 2021Observed: 6.13 ft at 4:30AM Nov 28, 2021Observed: 6.14 ft at 4:45AM Nov 28, 2021Observed: 6.14 ft at 5:00AM Nov 28, 2021Observed: 6.15 ft at 5:15AM Nov 28, 2021Observed: 6.15 ft at 5:30AM Nov 28, 2021Observed: 6.16 ft at 5:45AM Nov 28, 2021Observed: 6.16 ft at 6:00AM Nov 28, 2021Observed: 6.16 ft at 6:15AM Nov 28, 2021Observed: 6.16 ft at 6:30AM Nov 28, 2021Observed: 6.17 ft at 6:45AM Nov 28, 2021Observed: 6.17 ft at 7:00AM Nov 28, 2021Observed: 6.17 ft at 7:15AM Nov 28, 2021Observed: 6.17 ft at 7:30AM Nov 28, 2021Observed: 6.18 ft at 7:45AM Nov 28, 2021Observed: 6.18 ft at 8:00AM Nov 28, 2021Observed: 6.18 ft at 8:15AM Nov 28, 2021Observed: 6.18 ft at 8:30AM Nov 28, 2021Observed: 6.18 ft at 8:45AM Nov 28, 2021Observed: 6.18 ft at 9:00AM Nov 28, 2021Observed: 6.17 ft at 9:15AM Nov 28, 2021Observed: 6.16 ft at 9:30AM Nov 28, 2021Observed: 6.15 ft at 9:45AM Nov 28, 2021Observed: 6.14 ft at 10:00AM Nov 28, 2021Observed: 6.14 ft at 10:15AM Nov 28, 2021Observed: 6.13 ft at 10:30AM Nov 28, 2021Observed: 6.13 ft at 10:45AM Nov 28, 2021Observed: 6.12 ft at 11:00AM Nov 28, 2021Observed: 6.11 ft at 11:15AM Nov 28, 2021Observed: 6.11 ft at 11:30AM Nov 28, 2021Observed: 6.11 ft at 11:45AM Nov 28, 2021Observed: 6.11 ft at 12:00PM Nov 28, 2021Observed: 6.11 ft at 12:15PM Nov 28, 2021Observed: 6.11 ft at 12:30PM Nov 28, 2021Observed: 6.12 ft at 12:45PM Nov 28, 2021Observed: 6.12 ft at 1:00PM Nov 28, 2021Observed: 6.12 ft at 1:15PM Nov 28, 2021Observed: 6.12 ft at 1:30PM Nov 28, 2021Observed: 6.12 ft at 1:45PM Nov 28, 2021Observed: 6.13 ft at 2:00PM Nov 28, 2021Observed: 6.13 ft at 2:15PM Nov 28, 2021Observed: 6.13 ft at 2:30PM Nov 28, 2021Observed: 6.13 ft at 2:45PM Nov 28, 2021Observed: 6.13 ft at 3:00PM Nov 28, 2021Observed: 6.14 ft at 3:15PM Nov 28, 2021Observed: 6.14 ft at 3:30PM Nov 28, 2021Observed: 6.14 ft at 3:45PM Nov 28, 2021Observed: 6.14 ft at 4:00PM Nov 28, 2021Observed: 6.14 ft at 4:15PM Nov 28, 2021Observed: 6.14 ft at 4:30PM Nov 28, 2021Observed: 6.14 ft at 4:45PM Nov 28, 2021Observed: 6.14 ft at 5:00PM Nov 28, 2021Observed: 6.14 ft at 5:15PM Nov 28, 2021Observed: 6.13 ft at 5:30PM Nov 28, 2021Observed: 6.13 ft at 5:45PM Nov 28, 2021Observed: 6.12 ft at 6:00PM Nov 28, 2021Observed: 6.11 ft at 6:15PM Nov 28, 2021Observed: 6.1 ft at 6:30PM Nov 28, 2021Observed: 6.1 ft at 6:45PM Nov 28, 2021Observed: 6.08 ft at 7:00PM Nov 28, 2021Observed: 6.08 ft at 7:15PM Nov 28, 2021Observed: 6.07 ft at 7:30PM Nov 28, 2021Observed: 6.06 ft at 7:45PM Nov 28, 2021Observed: 6.05 ft at 8:00PM Nov 28, 2021Observed: 6.04 ft at 8:15PM Nov 28, 2021Observed: 6.03 ft at 8:30PM Nov 28, 2021Observed: 6.03 ft at 8:45PM Nov 28, 2021Observed: 6.02 ft at 9:00PM Nov 28, 2021Observed: 6.02 ft at 9:15PM Nov 28, 2021Observed: 6.01 ft at 9:30PM Nov 28, 2021Observed: 6.01 ft at 9:45PM Nov 28, 2021Observed: 6.01 ft at 10:00PM Nov 28, 2021Observed: 6.01 ft at 10:15PM Nov 28, 2021Observed: 6.02 ft at 10:30PM Nov 28, 2021Observed: 6.02 ft at 10:45PM Nov 28, 2021Observed: 6.03 ft at 11:00PM Nov 28, 2021Observed: 6.03 ft at 11:15PM Nov 28, 2021Observed: 6.04 ft at 11:30PM Nov 28, 2021Observed: 6.05 ft at 11:45PM Nov 28, 2021Observed: 6.05 ft at 12:00AM Nov 29, 2021Observed: 6.06 ft at 12:15AM Nov 29, 2021Observed: 6.07 ft at 12:30AM Nov 29, 2021Observed: 6.07 ft at 12:45AM Nov 29, 2021Observed: 6.08 ft at 1:00AM Nov 29, 2021Observed: 6.09 ft at 1:15AM Nov 29, 2021Observed: 6.09 ft at 1:30AM Nov 29, 2021Observed: 6.1 ft at 1:45AM Nov 29, 2021Observed: 6.1 ft at 2:00AM Nov 29, 2021Observed: 6.11 ft at 2:15AM Nov 29, 2021Observed: 6.11 ft at 2:30AM Nov 29, 2021Observed: 6.12 ft at 2:45AM Nov 29, 2021Observed: 6.12 ft at 3:00AM Nov 29, 2021Observed: 6.12 ft at 3:15AM Nov 29, 2021Observed: 6.12 ft at 3:30AM Nov 29, 2021Observed: 6.13 ft at 3:45AM Nov 29, 2021Observed: 6.13 ft at 4:00AM Nov 29, 2021Observed: 6.13 ft at 4:15AM Nov 29, 2021Observed: 6.13 ft at 4:30AM Nov 29, 2021Observed: 6.13 ft at 4:45AM Nov 29, 2021Observed: 6.13 ft at 5:00AM Nov 29, 2021Observed: 6.13 ft at 5:15AM Nov 29, 2021Observed: 6.13 ft at 5:30AM Nov 29, 2021Observed: 6.13 ft at 5:45AM Nov 29, 2021Observed: 6.13 ft at 6:00AM Nov 29, 2021Observed: 6.13 ft at 6:15AM Nov 29, 2021Observed: 6.13 ft at 6:30AM Nov 29, 2021Observed: 6.13 ft at 6:45AM Nov 29, 2021Observed: 6.13 ft at 7:00AM Nov 29, 2021Observed: 6.12 ft at 7:15AM Nov 29, 2021Observed: 6.13 ft at 7:30AM Nov 29, 2021Observed: 6.13 ft at 7:45AM Nov 29, 2021Observed: 6.13 ft at 8:00AM Nov 29, 2021Observed: 6.13 ft at 8:15AM Nov 29, 2021Observed: 6.13 ft at 8:30AM Nov 29, 2021Observed: 6.13 ft at 8:45AM Nov 29, 2021Observed: 6.13 ft at 9:00AM Nov 29, 2021Observed: 6.14 ft at 9:15AM Nov 29, 2021Observed: 6.14 ft at 9:30AM Nov 29, 2021Observed: 6.14 ft at 9:45AM Nov 29, 2021Observed: 6.15 ft at 10:00AM Nov 29, 2021Observed: 6.16 ft at 10:15AM Nov 29, 2021Observed: 6.16 ft at 10:30AM Nov 29, 2021Observed: 6.16 ft at 10:45AM Nov 29, 2021Observed: 6.16 ft at 11:00AM Nov 29, 2021Observed: 6.16 ft at 11:15AM Nov 29, 2021Observed: 6.16 ft at 11:30AM Nov 29, 2021Observed: 6.15 ft at 11:45AM Nov 29, 2021Observed: 6.16 ft at 12:00PM Nov 29, 2021Observed: 6.16 ft at 12:15PM Nov 29, 2021Observed: 6.16 ft at 12:30PM Nov 29, 2021Observed: 6.16 ft at 12:45PM Nov 29, 2021Observed: 6.16 ft at 1:00PM Nov 29, 2021Observed: 6.16 ft at 1:15PM Nov 29, 2021Observed: 6.17 ft at 1:30PM Nov 29, 2021Observed: 6.17 ft at 1:45PM Nov 29, 2021Observed: 6.18 ft at 2:00PM Nov 29, 2021Observed: 6.2 ft at 2:15PM Nov 29, 2021Observed: 6.2 ft at 2:30PM Nov 29, 2021Observed: 6.19 ft at 2:45PM Nov 29, 2021Observed: 6.18 ft at 3:00PM Nov 29, 2021Observed: 6.17 ft at 3:15PM Nov 29, 2021Observed: 6.17 ft at 3:30PM Nov 29, 2021Observed: 6.17 ft at 3:45PM Nov 29, 2021Observed: 6.18 ft at 4:00PM Nov 29, 2021Observed: 6.17 ft at 4:15PM Nov 29, 2021Observed: 6.16 ft at 4:30PM Nov 29, 2021Observed: 6.16 ft at 4:45PM Nov 29, 2021Observed: 6.16 ft at 5:00PM Nov 29, 2021Observed: 6.15 ft at 5:15PM Nov 29, 2021Observed: 6.15 ft at 5:30PM Nov 29, 2021Observed: 6.15 ft at 5:45PM Nov 29, 2021Observed: 6.15 ft at 6:00PM Nov 29, 2021Observed: 6.16 ft at 6:15PM Nov 29, 2021Observed: 6.16 ft at 6:30PM Nov 29, 2021Observed: 6.16 ft at 6:45PM Nov 29, 2021Observed: 6.17 ft at 7:00PM Nov 29, 2021Observed: 6.17 ft at 7:15PM Nov 29, 2021Observed: 6.17 ft at 7:30PM Nov 29, 2021Observed: 6.18 ft at 7:45PM Nov 29, 2021Observed: 6.18 ft at 8:00PM Nov 29, 2021Observed: 6.18 ft at 8:15PM Nov 29, 2021Observed: 6.18 ft at 8:30PM Nov 29, 2021Observed: 6.18 ft at 8:45PM Nov 29, 2021Observed: 6.18 ft at 9:00PM Nov 29, 2021Observed: 6.19 ft at 9:15PM Nov 29, 2021Observed: 6.18 ft at 9:30PM Nov 29, 2021Observed: 6.19 ft at 9:45PM Nov 29, 2021Observed: 6.19 ft at 10:00PM Nov 29, 2021Observed: 6.19 ft at 10:15PM Nov 29, 2021Observed: 6.19 ft at 10:30PM Nov 29, 2021Observed: 6.19 ft at 10:45PM Nov 29, 2021Observed: 6.19 ft at 11:00PM Nov 29, 2021Observed: 6.19 ft at 11:15PM Nov 29, 2021Observed: 6.19 ft at 11:30PM Nov 29, 2021Observed: 6.19 ft at 11:45PM Nov 29, 2021Observed: 6.19 ft at 12:00AM Nov 30, 2021Observed: 6.19 ft at 12:15AM Nov 30, 2021Observed: 6.19 ft at 12:30AM Nov 30, 2021Observed: 6.19 ft at 12:45AM Nov 30, 2021Observed: 6.19 ft at 1:00AM Nov 30, 2021Observed: 6.19 ft at 1:15AM Nov 30, 2021Observed: 6.19 ft at 1:30AM Nov 30, 2021Observed: 6.19 ft at 1:45AM Nov 30, 2021Observed: 6.19 ft at 2:00AM Nov 30, 2021Observed: 6.18 ft at 2:15AM Nov 30, 2021Observed: 6.18 ft at 2:30AM Nov 30, 2021Observed: 6.18 ft at 2:45AM Nov 30, 2021Observed: 6.18 ft at 3:00AM Nov 30, 2021Observed: 6.18 ft at 3:15AM Nov 30, 2021Observed: 6.18 ft at 3:30AM Nov 30, 2021Observed: 6.18 ft at 3:45AM Nov 30, 2021Observed: 6.18 ft at 4:00AM Nov 30, 2021Observed: 6.18 ft at 4:15AM Nov 30, 2021Observed: 6.18 ft at 4:30AM Nov 30, 2021Observed: 6.18 ft at 4:45AM Nov 30, 2021Observed: 6.18 ft at 5:00AM Nov 30, 2021Observed: 6.18 ft at 5:15AM Nov 30, 2021Observed: 6.18 ft at 5:30AM Nov 30, 2021Observed: 6.18 ft at 5:45AM Nov 30, 2021Observed: 6.17 ft at 6:00AM Nov 30, 2021Observed: 6.18 ft at 6:15AM Nov 30, 2021Observed: 6.18 ft at 6:30AM Nov 30, 2021Observed: 6.18 ft at 6:45AM Nov 30, 2021Observed: 6.18 ft at 7:00AM Nov 30, 2021Observed: 6.18 ft at 7:15AM Nov 30, 2021Observed: 6.18 ft at 7:30AM Nov 30, 2021Observed: 6.18 ft at 7:45AM Nov 30, 2021Observed: 6.18 ft at 8:00AM Nov 30, 2021Observed: 6.18 ft at 8:15AM Nov 30, 2021Observed: 6.18 ft at 8:30AM Nov 30, 2021Observed: 6.18 ft at 8:45AM Nov 30, 2021Observed: 6.18 ft at 9:00AM Nov 30, 2021Observed: 6.18 ft at 9:15AM Nov 30, 2021Observed: 6.18 ft at 9:30AM Nov 30, 2021Observed: 6.18 ft at 9:45AM Nov 30, 2021Observed: 6.18 ft at 10:00AM Nov 30, 2021Observed: 6.18 ft at 10:15AM Nov 30, 2021Observed: 6.18 ft at 10:30AM Nov 30, 2021Observed: 6.17 ft at 10:45AM Nov 30, 2021Observed: 6.17 ft at 11:00AM Nov 30, 2021Observed: 6.17 ft at 11:15AM Nov 30, 2021Observed: 6.17 ft at 11:30AM Nov 30, 2021Observed: 6.17 ft at 11:45AM Nov 30, 2021Observed: 6.17 ft at 12:00PM Nov 30, 2021Observed: 6.16 ft at 12:15PM Nov 30, 2021Observed: 6.16 ft at 12:30PM Nov 30, 2021Observed: 6.16 ft at 12:45PM Nov 30, 2021Observed: 6.16 ft at 1:00PM Nov 30, 2021Observed: 6.15 ft at 1:15PM Nov 30, 2021Observed: 6.15 ft at 1:30PM Nov 30, 2021Observed: 6.14 ft at 1:45PM Nov 30, 2021Observed: 6.14 ft at 2:00PM Nov 30, 2021Observed: 6.14 ft at 2:15PM Nov 30, 2021Observed: 6.13 ft at 2:30PM Nov 30, 2021Observed: 6.13 ft at 2:45PM Nov 30, 2021Observed: 6.13 ft at 3:00PM Nov 30, 2021Observed: 6.13 ft at 3:15PM Nov 30, 2021Observed: 6.13 ft at 3:30PM Nov 30, 2021Observed: 6.13 ft at 3:45PM Nov 30, 2021Observed: 6.13 ft at 4:00PM Nov 30, 2021Observed: 6.13 ft at 4:15PM Nov 30, 2021Observed: 6.13 ft at 4:30PM Nov 30, 2021Observed: 6.13 ft at 4:45PM Nov 30, 2021Observed: 6.13 ft at 5:00PM Nov 30, 2021Observed: 6.13 ft at 5:15PM Nov 30, 2021Observed: 6.13 ft at 5:30PM Nov 30, 2021Observed: 6.13 ft at 5:45PM Nov 30, 2021Observed: 6.13 ft at 6:00PM Nov 30, 2021Observed: 6.13 ft at 6:15PM Nov 30, 2021Observed: 6.12 ft at 6:30PM Nov 30, 2021Observed: 6.12 ft at 6:45PM Nov 30, 2021Observed: 6.12 ft at 7:00PM Nov 30, 2021Observed: 6.12 ft at 7:15PM Nov 30, 2021Observed: 6.12 ft at 7:30PM Nov 30, 2021Observed: 6.11 ft at 7:45PM Nov 30, 2021Observed: 6.11 ft at 8:00PM Nov 30, 2021Observed: 6.11 ft at 8:15PM Nov 30, 2021Observed: 6.11 ft at 8:30PM Nov 30, 2021Observed: 6.11 ft at 8:45PM Nov 30, 2021Observed: 6.11 ft at 9:00PM Nov 30, 2021Observed: 6.11 ft at 9:15PM Nov 30, 2021Observed: 6.11 ft at 9:30PM Nov 30, 2021Observed: 6.1 ft at 9:45PM Nov 30, 2021Observed: 6.11 ft at 10:00PM Nov 30, 2021Observed: 6.11 ft at 10:15PM Nov 30, 2021Observed: 6.1 ft at 10:30PM Nov 30, 2021Observed: 6.1 ft at 10:45PM Nov 30, 2021Observed: 6.11 ft at 11:00PM Nov 30, 2021Observed: 6.11 ft at 11:15PM Nov 30, 2021Observed: 6.11 ft at 11:30PM Nov 30, 2021Observed: 6.12 ft at 11:45PM Nov 30, 2021Observed: 6.12 ft at 12:00AM Dec 01, 2021Observed: 6.13 ft at 12:15AM Dec 01, 2021Observed: 6.13 ft at 12:30AM Dec 01, 2021Observed: 6.13 ft at 12:45AM Dec 01, 2021Observed: 6.13 ft at 1:00AM Dec 01, 2021Observed: 6.13 ft at 1:15AM Dec 01, 2021Observed: 6.13 ft at 1:30AM Dec 01, 2021Observed: 6.13 ft at 1:45AM Dec 01, 2021Observed: 6.13 ft at 2:00AM Dec 01, 2021Observed: 6.14 ft at 2:15AM Dec 01, 2021Observed: 6.13 ft at 2:30AM Dec 01, 2021Observed: 6.13 ft at 2:45AM Dec 01, 2021Observed: 6.13 ft at 3:00AM Dec 01, 2021Observed: 6.13 ft at 3:15AM Dec 01, 2021Observed: 6.13 ft at 3:30AM Dec 01, 2021Observed: 6.13 ft at 3:45AM Dec 01, 2021Observed: 6.13 ft at 4:00AM Dec 01, 2021Observed: 6.13 ft at 4:15AM Dec 01, 2021Observed: 6.13 ft at 4:30AM Dec 01, 2021Observed: 6.13 ft at 4:45AM Dec 01, 2021Observed: 6.14 ft at 5:00AM Dec 01, 2021Observed: 6.14 ft at 5:15AM Dec 01, 2021Observed: 6.14 ft at 5:30AM Dec 01, 2021Observed: 6.14 ft at 5:45AM Dec 01, 2021Observed: 6.15 ft at 6:00AM Dec 01, 2021Observed: 6.15 ft at 6:15AM Dec 01, 2021Observed: 6.15 ft at 6:30AM Dec 01, 2021Observed: 6.15 ft at 6:45AM Dec 01, 2021Observed: 6.16 ft at 7:00AM Dec 01, 2021Observed: 6.16 ft at 7:15AM Dec 01, 2021Observed: 6.16 ft at 7:30AM Dec 01, 2021Observed: 6.17 ft at 7:45AM Dec 01, 2021Observed: 6.17 ft at 8:00AM Dec 01, 2021Observed: 6.17 ft at 8:15AM Dec 01, 2021Observed: 6.17 ft at 8:30AM Dec 01, 2021Observed: 6.17 ft at 8:45AM Dec 01, 2021Observed: 6.18 ft at 9:00AM Dec 01, 2021Observed: 6.18 ft at 9:15AM Dec 01, 2021Observed: 6.18 ft at 9:30AM Dec 01, 2021Observed: 6.18 ft at 9:45AM Dec 01, 2021Observed: 6.18 ft at 10:00AM Dec 01, 2021Observed: 6.18 ft at 10:15AM Dec 01, 2021Observed: 6.19 ft at 10:30AM Dec 01, 2021Observed: 6.19 ft at 10:45AM Dec 01, 2021Observed: 6.19 ft at 11:00AM Dec 01, 2021Observed: 6.19 ft at 11:15AM Dec 01, 2021Observed: 6.18 ft at 11:30AM Dec 01, 2021Observed: 6.19 ft at 11:45AM Dec 01, 2021Observed: 6.19 ft at 12:00PM Dec 01, 2021Observed: 6.19 ft at 12:15PM Dec 01, 2021Observed: 6.19 ft at 12:30PM Dec 01, 2021Observed: 6.19 ft at 12:45PM Dec 01, 2021Observed: 6.19 ft at 1:00PM Dec 01, 2021Observed: 6.19 ft at 1:15PM Dec 01, 2021Observed: 6.19 ft at 1:30PM Dec 01, 2021Observed: 6.19 ft at 1:45PM Dec 01, 2021Observed: 6.19 ft at 2:00PM Dec 01, 2021Observed: 6.19 ft at 2:15PM Dec 01, 2021Observed: 6.2 ft at 2:30PM Dec 01, 2021Observed: 6.2 ft at 2:45PM Dec 01, 2021Observed: 6.2 ft at 3:00PM Dec 01, 2021Observed: 6.2 ft at 3:15PM Dec 01, 2021Observed: 6.2 ft at 3:30PM Dec 01, 2021Observed: 6.2 ft at 3:45PM Dec 01, 2021Observed: 6.2 ft at 4:00PM Dec 01, 2021Observed: 6.2 ft at 4:15PM Dec 01, 2021Observed: 6.2 ft at 4:30PM Dec 01, 2021Observed: 6.2 ft at 4:45PM Dec 01, 2021Observed: 6.2 ft at 5:00PM Dec 01, 2021Observed: 6.2 ft at 5:15PM Dec 01, 2021Observed: 6.2 ft at 5:30PM Dec 01, 2021Observed: 6.2 ft at 5:45PM Dec 01, 2021Observed: 6.2 ft at 6:00PM Dec 01, 2021Observed: 6.2 ft at 6:15PM Dec 01, 2021Observed: 6.2 ft at 6:30PM Dec 01, 2021Observed: 6.2 ft at 6:45PM Dec 01, 2021Observed: 6.2 ft at 7:00PM Dec 01, 2021Observed: 6.2 ft at 7:15PM Dec 01, 2021Observed: 6.2 ft at 7:30PM Dec 01, 2021Observed: 6.2 ft at 7:45PM Dec 01, 2021Observed: 6.2 ft at 8:00PM Dec 01, 2021Observed: 6.2 ft at 8:15PM Dec 01, 2021Observed: 6.2 ft at 8:30PM Dec 01, 2021Observed: 6.2 ft at 8:45PM Dec 01, 2021Observed: 6.2 ft at 9:00PM Dec 01, 2021Observed: 6.2 ft at 9:15PM Dec 01, 2021Observed: 6.2 ft at 9:30PM Dec 01, 2021Observed: 6.2 ft at 9:45PM Dec 01, 2021Observed: 6.21 ft at 10:00PM Dec 01, 2021Observed: 6.2 ft at 10:15PM Dec 01, 2021Observed: 6.2 ft at 10:30PM Dec 01, 2021Observed: 6.2 ft at 10:45PM Dec 01, 2021Observed: 6.2 ft at 11:00PM Dec 01, 2021Observed: 6.21 ft at 11:15PM Dec 01, 2021Observed: 6.21 ft at 11:30PM Dec 01, 2021Observed: 6.21 ft at 11:45PM Dec 01, 2021Observed: 6.21 ft at 12:00AM Dec 02, 2021Observed: 6.21 ft at 12:15AM Dec 02, 2021Observed: 6.2 ft at 12:30AM Dec 02, 2021Observed: 6.2 ft at 12:45AM Dec 02, 2021Observed: 6.21 ft at 1:00AM Dec 02, 2021Observed: 6.21 ft at 1:15AM Dec 02, 2021Observed: 6.21 ft at 1:30AM Dec 02, 2021Observed: 6.21 ft at 1:45AM Dec 02, 2021Observed: 6.21 ft at 2:00AM Dec 02, 2021Observed: 6.2 ft at 2:15AM Dec 02, 2021Observed: 6.21 ft at 2:30AM Dec 02, 2021Observed: 6.21 ft at 2:45AM Dec 02, 2021Observed: 6.21 ft at 3:00AM Dec 02, 2021Observed: 6.21 ft at 3:15AM Dec 02, 2021Observed: 6.21 ft at 3:30AM Dec 02, 2021Observed: 6.21 ft at 3:45AM Dec 02, 2021Observed: 6.21 ft at 4:00AM Dec 02, 2021Observed: 6.22 ft at 4:15AM Dec 02, 2021Observed: 6.22 ft at 4:30AM Dec 02, 2021Observed: 6.22 ft at 4:45AM Dec 02, 2021Observed: 6.22 ft at 5:00AM Dec 02, 2021Observed: 6.22 ft at 5:15AM Dec 02, 2021Observed: 6.22 ft at 5:30AM Dec 02, 2021Observed: 6.22 ft at 5:45AM Dec 02, 2021Observed: 6.22 ft at 6:00AM Dec 02, 2021Observed: 6.23 ft at 6:15AM Dec 02, 2021Observed: 6.23 ft at 6:30AM Dec 02, 2021Observed: 6.23 ft at 6:45AM Dec 02, 2021Observed: 6.23 ft at 7:00AM Dec 02, 2021Observed: 6.23 ft at 7:15AM Dec 02, 2021Observed: 6.23 ft at 7:30AM Dec 02, 2021Observed: 6.23 ft at 7:45AM Dec 02, 2021Observed: 6.24 ft at 8:00AM Dec 02, 2021Observed: 6.24 ft at 8:15AM Dec 02, 2021Observed: 6.24 ft at 8:30AM Dec 02, 2021Observed: 6.24 ft at 8:45AM Dec 02, 2021Observed: 6.24 ft at 9:00AM Dec 02, 2021Observed: 6.24 ft at 9:15AM Dec 02, 2021Observed: 6.24 ft at 9:30AM Dec 02, 2021Observed: 6.24 ft at 9:45AM Dec 02, 2021Observed: 6.24 ft at 10:00AM Dec 02, 2021Observed: 6.25 ft at 10:15AM Dec 02, 2021Observed: 6.25 ft at 10:30AM Dec 02, 2021Observed: 6.25 ft at 10:45AM Dec 02, 2021Observed: 6.25 ft at 11:00AM Dec 02, 2021Observed: 6.25 ft at 11:15AM Dec 02, 2021Observed: 6.25 ft at 11:30AM Dec 02, 2021Observed: 6.25 ft at 11:45AM Dec 02, 2021Observed: 6.25 ft at 12:00PM Dec 02, 2021Observed: 6.25 ft at 12:15PM Dec 02, 2021Observed: 6.25 ft at 12:30PM Dec 02, 2021Observed: 6.25 ft at 12:45PM Dec 02, 2021Observed: 6.25 ft at 1:00PM Dec 02, 2021Observed: 6.25 ft at 1:15PM Dec 02, 2021Observed: 6.25 ft at 1:30PM Dec 02, 2021Observed: 6.24 ft at 1:45PM Dec 02, 2021Observed: 6.24 ft at 2:00PM Dec 02, 2021Observed: 6.24 ft at 2:15PM Dec 02, 2021Observed: 6.24 ft at 2:30PM Dec 02, 2021Observed: 6.25 ft at 2:45PM Dec 02, 2021Observed: 6.24 ft at 3:00PM Dec 02, 2021Observed: 6.25 ft at 3:15PM Dec 02, 2021Observed: 6.25 ft at 3:30PM Dec 02, 2021Observed: 6.25 ft at 3:45PM Dec 02, 2021Observed: 6.25 ft at 4:00PM Dec 02, 2021Observed: 6.25 ft at 4:15PM Dec 02, 2021Observed: 6.25 ft at 4:30PM Dec 02, 2021Observed: 6.26 ft at 4:45PM Dec 02, 2021Observed: 6.25 ft at 5:00PM Dec 02, 2021Observed: 6.26 ft at 5:15PM Dec 02, 2021Observed: 6.26 ft at 5:30PM Dec 02, 2021Observed: 6.25 ft at 5:45PM Dec 02, 2021Observed: 6.25 ft at 6:00PM Dec 02, 2021Observed: 6.26 ft at 6:15PM Dec 02, 2021Observed: 6.25 ft at 6:30PM Dec 02, 2021Observed: 6.25 ft at 6:45PM Dec 02, 2021Observed: 6.25 ft at 7:00PM Dec 02, 2021Observed: 6.25 ft at 7:15PM Dec 02, 2021Observed: 6.25 ft at 7:30PM Dec 02, 2021Observed: 6.25 ft at 7:45PM Dec 02, 2021Observed: 6.25 ft at 8:00PM Dec 02, 2021Observed: 6.25 ft at 8:15PM Dec 02, 2021Observed: 6.25 ft at 8:30PM Dec 02, 2021Observed: 6.25 ft at 8:45PM Dec 02, 2021Observed: 6.25 ft at 9:00PM Dec 02, 2021Observed: 6.25 ft at 9:15PM Dec 02, 2021Observed: 6.25 ft at 9:30PM Dec 02, 2021Observed: 6.25 ft at 9:45PM Dec 02, 2021Observed: 6.25 ft at 10:00PM Dec 02, 2021Observed: 6.25 ft at 10:15PM Dec 02, 2021Observed: 6.25 ft at 10:30PM Dec 02, 2021Observed: 6.25 ft at 10:45PM Dec 02, 2021Observed: 6.25 ft at 11:00PM Dec 02, 2021Observed: 6.25 ft at 11:15PM Dec 02, 2021Observed: 6.25 ft at 11:30PM Dec 02, 2021Observed: 6.26 ft at 11:45PM Dec 02, 2021Observed: 6.26 ft at 12:00AM Dec 03, 2021Observed: 6.26 ft at 12:15AM Dec 03, 2021Observed: 6.26 ft at 12:30AM Dec 03, 2021Observed: 6.26 ft at 12:45AM Dec 03, 2021Observed: 6.26 ft at 1:00AM Dec 03, 2021Observed: 6.26 ft at 1:15AM Dec 03, 2021Observed: 6.26 ft at 1:30AM Dec 03, 2021Observed: 6.26 ft at 1:45AM Dec 03, 2021Observed: 6.26 ft at 2:00AM Dec 03, 2021Observed: 6.25 ft at 2:15AM Dec 03, 2021Observed: 6.26 ft at 2:30AM Dec 03, 2021Observed: 6.26 ft at 2:45AM Dec 03, 2021Observed: 6.26 ft at 3:00AM Dec 03, 2021Observed: 6.25 ft at 3:15AM Dec 03, 2021Observed: 6.25 ft at 3:30AM Dec 03, 2021Observed: 6.25 ft at 3:45AM Dec 03, 2021Observed: 6.25 ft at 4:00AM Dec 03, 2021Observed: 6.26 ft at 4:15AM Dec 03, 2021Observed: 6.25 ft at 4:30AM Dec 03, 2021Observed: 6.26 ft at 4:45AM Dec 03, 2021Observed: 6.25 ft at 5:00AM Dec 03, 2021Observed: 6.26 ft at 5:15AM Dec 03, 2021Observed: 6.25 ft at 5:30AM Dec 03, 2021Observed: 6.25 ft at 5:45AM Dec 03, 2021Observed: 6.25 ft at 6:00AM Dec 03, 2021Observed: 6.25 ft at 6:15AM Dec 03, 2021Observed: 6.26 ft at 6:30AM Dec 03, 2021Observed: 6.25 ft at 6:45AM Dec 03, 2021Observed: 6.25 ft at 7:00AM Dec 03, 2021Observed: 6.25 ft at 7:15AM Dec 03, 2021Observed: 6.25 ft at 7:30AM Dec 03, 2021Observed: 6.25 ft at 7:45AM Dec 03, 2021Observed: 6.25 ft at 8:00AM Dec 03, 2021Observed: 6.25 ft at 8:15AM Dec 03, 2021Observed: 6.25 ft at 8:30AM Dec 03, 2021Observed: 6.25 ft at 8:45AM Dec 03, 2021Observed: 6.25 ft at 9:00AM Dec 03, 2021Observed: 6.25 ft at 9:15AM Dec 03, 2021Observed: 6.25 ft at 9:30AM Dec 03, 2021Observed: 6.25 ft at 9:45AM Dec 03, 2021Observed: 6.26 ft at 10:00AM Dec 03, 2021Observed: 6.27 ft at 10:15AM Dec 03, 2021Observed: 6.27 ft at 10:30AM Dec 03, 2021Observed: 6.27 ft at 10:45AM Dec 03, 2021Observed: 6.27 ft at 11:00AM Dec 03, 2021Highest Observation: 6.28 ft at 11:15AM Dec 03, 2021Highest Observation: 6.28 ft at 11:30AM Dec 03, 2021Highest Observation: 6.28 ft at 11:45AM Dec 03, 2021Observed: 6.27 ft at 12:00PM Dec 03, 2021Observed: 6.27 ft at 12:15PM Dec 03, 2021Observed: 6.27 ft at 12:30PM Dec 03, 2021Observed: 6.27 ft at 12:45PM Dec 03, 2021Observed: 6.26 ft at 1:00PM Dec 03, 2021Observed: 6.26 ft at 1:15PM Dec 03, 2021Observed: 6.26 ft at 1:30PM Dec 03, 2021Observed: 6.26 ft at 1:45PM Dec 03, 2021Observed: 6.25 ft at 2:00PM Dec 03, 2021Observed: 6.25 ft at 2:15PM Dec 03, 2021Observed: 6.23 ft at 2:30PM Dec 03, 2021Observed: 6.23 ft at 2:45PM Dec 03, 2021Observed: 6.23 ft at 3:00PM Dec 03, 2021Observed: 6.24 ft at 3:15PM Dec 03, 2021Observed: 6.24 ft at 3:30PM Dec 03, 2021Observed: 6.24 ft at 3:45PM Dec 03, 2021Observed: 6.24 ft at 4:00PM Dec 03, 2021Observed: 6.24 ft at 4:15PM Dec 03, 2021Observed: 6.24 ft at 4:30PM Dec 03, 2021Observed: 6.24 ft at 4:45PM Dec 03, 2021Observed: 6.24 ft at 5:00PM Dec 03, 2021Observed: 6.24 ft at 5:15PM Dec 03, 2021Observed: 6.25 ft at 5:30PM Dec 03, 2021Observed: 6.24 ft at 5:45PM Dec 03, 2021Observed: 6.24 ft at 6:00PM Dec 03, 2021Observed: 6.24 ft at 6:15PM Dec 03, 2021Observed: 6.24 ft at 6:30PM Dec 03, 2021Observed: 6.25 ft at 6:45PM Dec 03, 2021Observed: 6.25 ft at 7:00PM Dec 03, 2021Observed: 6.25 ft at 7:15PM Dec 03, 2021Observed: 6.26 ft at 7:30PM Dec 03, 2021Observed: 6.25 ft at 7:45PM Dec 03, 2021Observed: 6.25 ft at 8:00PM Dec 03, 2021Observed: 6.25 ft at 8:15PM Dec 03, 2021Observed: 6.25 ft at 8:30PM Dec 03, 2021Observed: 6.25 ft at 8:45PM Dec 03, 2021Observed: 6.25 ft at 9:00PM Dec 03, 2021Observed: 6.25 ft at 9:15PM Dec 03, 2021Observed: 6.24 ft at 9:30PM Dec 03, 2021Observed: 6.24 ft at 9:45PM Dec 03, 2021Observed: 6.24 ft at 10:00PM Dec 03, 2021Observed: 6.24 ft at 10:15PM Dec 03, 2021USGS--Water Resources of the United StatesSXFS2(plotting HGIRG) Graph Created (11:34PM Dec 3, 2021)ObservedLatest observed value: 6.24 ft at 10:15 PM CST 3-Dec-2021. Flood Stage is 16 ft
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About this graph
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: Forecasts for the Big Sioux River at Sioux Falls N. Cliff Avenue are issued as needed during times of high water, but are not routinely available.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

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Upstream Gauge - at Sioux Falls Western Avenue Upstream Gauge Downstream Gauge Downstream Gauge - near Brandon
Flood Categories (in feet)
Major Flood Stage: 31
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 31.00 ft on 04/19/1881
(2) 27.45 ft on 04/10/1969
(3) 26.08 ft on 09/14/2019
(4) 25.40 ft on 06/22/1984
(5) 23.84 ft on 07/07/1993
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.94 ft on 03/15/2020
(2) 26.08 ft on 09/14/2019
(3) 22.06 ft on 03/26/2019 (P)
(4) 16.90 ft on 04/28/2018
(5) 11.80 ft on 08/21/2017
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
28 the levees dowstream of the gage will be overtopped.
18 significant amounts of rural land downstream of Sioux Falls, and the salvage yard in extreme eastern Sioux Falls, will begin to flood.
17.5 60th Street North and Timberline Road begin to flood.
16 rural flooding downstream of Sioux Falls begins, and the Glenwood Stable begins to flood.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 43.566944° N, Longitude: 96.711111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 1295.08 1311.08 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
Water Temperature/Water Quality
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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