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Hydrograph River at a Glance Download
Big Sioux River above Hawarden Stage (ft)Flow (cfs)Observed: 11.21 ft at 6:00PM Nov 29, 2022Observed: 11.2 ft at 6:15PM Nov 29, 2022Observed: 11.2 ft at 6:30PM Nov 29, 2022Observed: 11.2 ft at 6:45PM Nov 29, 2022Observed: 11.2 ft at 7:00PM Nov 29, 2022Observed: 11.2 ft at 7:15PM Nov 29, 2022Observed: 11.21 ft at 7:30PM Nov 29, 2022Observed: 11.21 ft at 7:45PM Nov 29, 2022Observed: 11.21 ft at 8:00PM Nov 29, 2022Observed: 11.2 ft at 8:15PM Nov 29, 2022Observed: 11.2 ft at 8:30PM Nov 29, 2022Observed: 11.2 ft at 8:45PM Nov 29, 2022Observed: 11.19 ft at 9:00PM Nov 29, 2022Observed: 11.19 ft at 9:15PM Nov 29, 2022Observed: 11.18 ft at 9:30PM Nov 29, 2022Observed: 11.17 ft at 9:45PM Nov 29, 2022Observed: 11.16 ft at 10:00PM Nov 29, 2022Observed: 11.15 ft at 10:15PM Nov 29, 2022Observed: 11.15 ft at 10:30PM Nov 29, 2022Observed: 11.13 ft at 10:45PM Nov 29, 2022Observed: 11.12 ft at 11:00PM Nov 29, 2022Observed: 11.08 ft at 11:15PM Nov 29, 2022Observed: 11.08 ft at 11:30PM Nov 29, 2022Observed: 11.05 ft at 11:45PM Nov 29, 2022Observed: 11.04 ft at 12:00AM Nov 30, 2022Observed: 11 ft at 12:15AM Nov 30, 2022Observed: 10.99 ft at 12:30AM Nov 30, 2022Observed: 10.96 ft at 12:45AM Nov 30, 2022Observed: 10.93 ft at 1:00AM Nov 30, 2022Observed: 10.92 ft at 1:15AM Nov 30, 2022Observed: 10.9 ft at 1:30AM Nov 30, 2022Observed: 10.89 ft at 1:45AM Nov 30, 2022Observed: 10.88 ft at 2:00AM Nov 30, 2022Observed: 10.87 ft at 2:15AM Nov 30, 2022Observed: 10.85 ft at 2:30AM Nov 30, 2022Observed: 10.85 ft at 2:45AM Nov 30, 2022Observed: 10.85 ft at 3:00AM Nov 30, 2022Observed: 10.83 ft at 3:15AM Nov 30, 2022Observed: 10.83 ft at 3:30AM Nov 30, 2022Observed: 10.85 ft at 3:45AM Nov 30, 2022Observed: 10.79 ft at 4:15AM Nov 30, 2022Observed: 10.76 ft at 4:30AM Nov 30, 2022Observed: 10.76 ft at 4:45AM Nov 30, 2022Observed: 10.76 ft at 5:00AM Nov 30, 2022Observed: 10.76 ft at 5:15AM Nov 30, 2022Observed: 10.75 ft at 5:30AM Nov 30, 2022Observed: 10.72 ft at 6:00AM Nov 30, 2022Observed: 10.74 ft at 6:15AM Nov 30, 2022Observed: 10.76 ft at 6:30AM Nov 30, 2022Observed: 10.77 ft at 6:45AM Nov 30, 2022Observed: 10.78 ft at 7:00AM Nov 30, 2022Observed: 10.78 ft at 7:15AM Nov 30, 2022Observed: 10.76 ft at 7:30AM Nov 30, 2022Observed: 10.77 ft at 8:00AM Nov 30, 2022Observed: 10.81 ft at 8:15AM Nov 30, 2022Observed: 10.83 ft at 8:30AM Nov 30, 2022Observed: 10.85 ft at 8:45AM Nov 30, 2022Observed: 10.84 ft at 9:00AM Nov 30, 2022Observed: 10.84 ft at 9:15AM Nov 30, 2022Observed: 10.82 ft at 9:30AM Nov 30, 2022Observed: 10.81 ft at 10:45AM Nov 30, 2022Observed: 10.81 ft at 11:00AM Nov 30, 2022Observed: 10.8 ft at 11:15AM Nov 30, 2022Observed: 10.78 ft at 11:30AM Nov 30, 2022Observed: 10.76 ft at 11:45AM Nov 30, 2022Observed: 10.75 ft at 12:00PM Nov 30, 2022Observed: 10.74 ft at 12:15PM Nov 30, 2022Observed: 10.73 ft at 12:30PM Nov 30, 2022Observed: 10.72 ft at 12:45PM Nov 30, 2022Observed: 10.73 ft at 1:00PM Nov 30, 2022Observed: 10.78 ft at 1:15PM Nov 30, 2022Observed: 10.79 ft at 1:30PM Nov 30, 2022Observed: 10.81 ft at 1:45PM Nov 30, 2022Observed: 10.84 ft at 2:00PM Nov 30, 2022Observed: 10.85 ft at 2:15PM Nov 30, 2022Observed: 10.9 ft at 2:30PM Nov 30, 2022Observed: 10.93 ft at 2:45PM Nov 30, 2022Observed: 10.97 ft at 3:00PM Nov 30, 2022Observed: 11.01 ft at 3:15PM Nov 30, 2022Observed: 11.07 ft at 3:30PM Nov 30, 2022Observed: 11.04 ft at 3:45PM Nov 30, 2022Observed: 11.04 ft at 4:00PM Nov 30, 2022Observed: 11.04 ft at 4:15PM Nov 30, 2022Observed: 11.04 ft at 4:30PM Nov 30, 2022Observed: 11.04 ft at 4:45PM Nov 30, 2022Observed: 11.05 ft at 5:00PM Nov 30, 2022Observed: 11.04 ft at 5:15PM Nov 30, 2022Observed: 11.04 ft at 5:30PM Nov 30, 2022Observed: 11.06 ft at 6:15PM Nov 30, 2022Observed: 11.05 ft at 6:30PM Nov 30, 2022Observed: 11.04 ft at 6:45PM Nov 30, 2022Observed: 11.03 ft at 7:00PM Nov 30, 2022Observed: 11.01 ft at 7:15PM Nov 30, 2022Observed: 10.98 ft at 7:30PM Nov 30, 2022Observed: 10.94 ft at 7:45PM Nov 30, 2022Observed: 10.98 ft at 8:15PM Nov 30, 2022Observed: 11 ft at 8:30PM Nov 30, 2022Observed: 10.99 ft at 8:45PM Nov 30, 2022Observed: 10.99 ft at 9:00PM Nov 30, 2022Observed: 10.96 ft at 9:15PM Nov 30, 2022Observed: 10.94 ft at 9:30PM Nov 30, 2022Observed: 10.95 ft at 10:15PM Nov 30, 2022Observed: 10.97 ft at 10:30PM Nov 30, 2022Observed: 10.98 ft at 10:45PM Nov 30, 2022Observed: 10.97 ft at 11:00PM Nov 30, 2022Observed: 10.96 ft at 11:15PM Nov 30, 2022Observed: 10.94 ft at 11:30PM Nov 30, 2022Observed: 10.91 ft at 11:45PM Nov 30, 2022Observed: 10.95 ft at 12:30AM Dec 01, 2022Observed: 10.96 ft at 12:45AM Dec 01, 2022Observed: 10.97 ft at 1:00AM Dec 01, 2022Observed: 10.96 ft at 1:15AM Dec 01, 2022Observed: 10.95 ft at 1:30AM Dec 01, 2022Observed: 10.93 ft at 1:45AM Dec 01, 2022Observed: 10.91 ft at 2:00AM Dec 01, 2022Observed: 10.95 ft at 2:45AM Dec 01, 2022Observed: 10.95 ft at 3:00AM Dec 01, 2022Observed: 10.95 ft at 3:15AM Dec 01, 2022Observed: 10.94 ft at 3:30AM Dec 01, 2022Observed: 10.94 ft at 3:45AM Dec 01, 2022Observed: 10.94 ft at 4:00AM Dec 01, 2022Observed: 10.94 ft at 4:15AM Dec 01, 2022Observed: 10.94 ft at 4:30AM Dec 01, 2022Observed: 11 ft at 5:00AM Dec 01, 2022Observed: 10.97 ft at 5:15AM Dec 01, 2022Observed: 10.97 ft at 5:30AM Dec 01, 2022Observed: 10.96 ft at 5:45AM Dec 01, 2022Observed: 10.96 ft at 6:00AM Dec 01, 2022Observed: 10.99 ft at 6:15AM Dec 01, 2022Observed: 11.04 ft at 6:30AM Dec 01, 2022Observed: 11.09 ft at 7:15AM Dec 01, 2022Observed: 11.05 ft at 7:30AM Dec 01, 2022Observed: 11.03 ft at 7:45AM Dec 01, 2022Observed: 11.03 ft at 8:00AM Dec 01, 2022Observed: 11.05 ft at 8:15AM Dec 01, 2022Observed: 11.09 ft at 8:30AM Dec 01, 2022Observed: 11.11 ft at 8:45AM Dec 01, 2022Observed: 11.14 ft at 9:00AM Dec 01, 2022Observed: 11.22 ft at 9:15AM Dec 01, 2022Observed: 11.24 ft at 9:30AM Dec 01, 2022Observed: 11.23 ft at 9:45AM Dec 01, 2022Observed: 11.19 ft at 10:00AM Dec 01, 2022Observed: 11.15 ft at 10:15AM Dec 01, 2022Observed: 11.13 ft at 10:30AM Dec 01, 2022Observed: 11.12 ft at 10:45AM Dec 01, 2022Observed: 11.09 ft at 11:00AM Dec 01, 2022Observed: 11.1 ft at 11:15AM Dec 01, 2022Observed: 11.12 ft at 11:30AM Dec 01, 2022Observed: 11.12 ft at 11:45AM Dec 01, 2022Observed: 11.16 ft at 12:00PM Dec 01, 2022Observed: 11.18 ft at 12:15PM Dec 01, 2022Observed: 11.19 ft at 12:30PM Dec 01, 2022Observed: 11.25 ft at 12:45PM Dec 01, 2022Observed: 11.26 ft at 1:00PM Dec 01, 2022Observed: 11.29 ft at 1:15PM Dec 01, 2022Observed: 11.3 ft at 1:30PM Dec 01, 2022Observed: 11.32 ft at 1:45PM Dec 01, 2022Observed: 11.34 ft at 2:00PM Dec 01, 2022Observed: 11.36 ft at 2:15PM Dec 01, 2022Observed: 11.38 ft at 2:30PM Dec 01, 2022Observed: 11.39 ft at 2:45PM Dec 01, 2022Observed: 11.39 ft at 3:00PM Dec 01, 2022Observed: 11.4 ft at 3:15PM Dec 01, 2022Observed: 11.41 ft at 3:30PM Dec 01, 2022Observed: 11.42 ft at 3:45PM Dec 01, 2022Observed: 11.43 ft at 4:00PM Dec 01, 2022Observed: 11.44 ft at 4:15PM Dec 01, 2022Observed: 11.44 ft at 4:30PM Dec 01, 2022Observed: 11.44 ft at 4:45PM Dec 01, 2022Observed: 11.44 ft at 5:00PM Dec 01, 2022Observed: 11.43 ft at 5:15PM Dec 01, 2022Observed: 11.43 ft at 5:30PM Dec 01, 2022Observed: 11.43 ft at 5:45PM Dec 01, 2022Observed: 11.44 ft at 6:00PM Dec 01, 2022Observed: 11.44 ft at 6:15PM Dec 01, 2022Observed: 11.45 ft at 6:30PM Dec 01, 2022Observed: 11.45 ft at 6:45PM Dec 01, 2022Observed: 11.46 ft at 7:00PM Dec 01, 2022Observed: 11.46 ft at 7:15PM Dec 01, 2022Observed: 11.45 ft at 7:30PM Dec 01, 2022Observed: 11.45 ft at 7:45PM Dec 01, 2022Observed: 11.44 ft at 8:00PM Dec 01, 2022Observed: 11.44 ft at 8:15PM Dec 01, 2022Observed: 11.44 ft at 8:30PM Dec 01, 2022Observed: 11.44 ft at 8:45PM Dec 01, 2022Observed: 11.44 ft at 9:00PM Dec 01, 2022Observed: 11.43 ft at 9:15PM Dec 01, 2022Observed: 11.44 ft at 9:30PM Dec 01, 2022Observed: 11.44 ft at 9:45PM Dec 01, 2022Observed: 11.44 ft at 10:00PM Dec 01, 2022Observed: 11.44 ft at 10:15PM Dec 01, 2022Observed: 11.44 ft at 10:30PM Dec 01, 2022Observed: 11.43 ft at 10:45PM Dec 01, 2022Observed: 11.43 ft at 11:00PM Dec 01, 2022Observed: 11.43 ft at 11:15PM Dec 01, 2022Observed: 11.43 ft at 11:30PM Dec 01, 2022Observed: 11.43 ft at 11:45PM Dec 01, 2022Observed: 11.43 ft at 12:00AM Dec 02, 2022Observed: 11.43 ft at 12:15AM Dec 02, 2022Observed: 11.42 ft at 12:30AM Dec 02, 2022Observed: 11.42 ft at 12:45AM Dec 02, 2022Observed: 11.42 ft at 1:00AM Dec 02, 2022Observed: 11.42 ft at 1:15AM Dec 02, 2022Observed: 11.41 ft at 1:30AM Dec 02, 2022Observed: 11.41 ft at 1:45AM Dec 02, 2022Observed: 11.41 ft at 2:00AM Dec 02, 2022Observed: 11.4 ft at 2:15AM Dec 02, 2022Observed: 11.4 ft at 2:30AM Dec 02, 2022Observed: 11.39 ft at 2:45AM Dec 02, 2022Observed: 11.39 ft at 3:00AM Dec 02, 2022Observed: 11.39 ft at 3:15AM Dec 02, 2022Observed: 11.38 ft at 3:30AM Dec 02, 2022Observed: 11.39 ft at 3:45AM Dec 02, 2022Observed: 11.39 ft at 4:00AM Dec 02, 2022Observed: 11.39 ft at 4:15AM Dec 02, 2022Observed: 11.39 ft at 4:30AM Dec 02, 2022Observed: 11.39 ft at 4:45AM Dec 02, 2022Observed: 11.4 ft at 5:00AM Dec 02, 2022Observed: 11.39 ft at 5:15AM Dec 02, 2022Observed: 11.38 ft at 5:30AM Dec 02, 2022Observed: 11.36 ft at 5:45AM Dec 02, 2022Observed: 11.34 ft at 6:00AM Dec 02, 2022Observed: 11.31 ft at 6:15AM Dec 02, 2022Observed: 11.3 ft at 6:30AM Dec 02, 2022Observed: 11.29 ft at 6:45AM Dec 02, 2022Observed: 11.29 ft at 7:00AM Dec 02, 2022Observed: 11.28 ft at 7:15AM Dec 02, 2022Observed: 11.28 ft at 7:30AM Dec 02, 2022Observed: 11.28 ft at 7:45AM Dec 02, 2022Observed: 11.28 ft at 8:00AM Dec 02, 2022Observed: 11.28 ft at 8:15AM Dec 02, 2022Observed: 11.28 ft at 8:30AM Dec 02, 2022Observed: 11.28 ft at 8:45AM Dec 02, 2022Observed: 11.28 ft at 9:00AM Dec 02, 2022Observed: 11.29 ft at 9:15AM Dec 02, 2022Observed: 11.29 ft at 9:30AM Dec 02, 2022Observed: 11.29 ft at 9:45AM Dec 02, 2022Observed: 11.29 ft at 10:00AM Dec 02, 2022Observed: 11.3 ft at 10:15AM Dec 02, 2022Observed: 11.29 ft at 10:30AM Dec 02, 2022Observed: 11.3 ft at 10:45AM Dec 02, 2022Observed: 11.31 ft at 11:00AM Dec 02, 2022Observed: 11.32 ft at 11:15AM Dec 02, 2022Observed: 11.35 ft at 11:30AM Dec 02, 2022Observed: 11.37 ft at 11:45AM Dec 02, 2022Observed: 11.38 ft at 12:00PM Dec 02, 2022Observed: 11.4 ft at 12:15PM Dec 02, 2022Observed: 11.4 ft at 12:30PM Dec 02, 2022Observed: 11.4 ft at 12:45PM Dec 02, 2022Observed: 11.4 ft at 1:00PM Dec 02, 2022Observed: 11.4 ft at 1:15PM Dec 02, 2022Observed: 11.39 ft at 1:30PM Dec 02, 2022Observed: 11.39 ft at 1:45PM Dec 02, 2022Observed: 11.39 ft at 2:00PM Dec 02, 2022Observed: 11.39 ft at 2:15PM Dec 02, 2022Observed: 11.39 ft at 2:30PM Dec 02, 2022Observed: 11.39 ft at 2:45PM Dec 02, 2022Observed: 11.39 ft at 3:00PM Dec 02, 2022Observed: 11.4 ft at 3:15PM Dec 02, 2022Observed: 11.41 ft at 3:30PM Dec 02, 2022Observed: 11.43 ft at 3:45PM Dec 02, 2022Observed: 11.45 ft at 4:00PM Dec 02, 2022Observed: 11.49 ft at 4:15PM Dec 02, 2022Observed: 11.52 ft at 4:30PM Dec 02, 2022Observed: 11.54 ft at 4:45PM Dec 02, 2022Observed: 11.54 ft at 5:00PM Dec 02, 2022Observed: 11.5 ft at 5:15PM Dec 02, 2022Observed: 11.39 ft at 5:30PM Dec 02, 2022Observed: 11.33 ft at 5:45PM Dec 02, 2022Observed: 11.33 ft at 6:00PM Dec 02, 2022Observed: 11.31 ft at 6:15PM Dec 02, 2022Observed: 11.32 ft at 6:30PM Dec 02, 2022Observed: 11.32 ft at 6:45PM Dec 02, 2022Observed: 11.33 ft at 7:00PM Dec 02, 2022Observed: 11.33 ft at 7:15PM Dec 02, 2022Observed: 11.33 ft at 7:30PM Dec 02, 2022Observed: 11.32 ft at 7:45PM Dec 02, 2022Observed: 11.32 ft at 8:00PM Dec 02, 2022Observed: 11.35 ft at 8:15PM Dec 02, 2022Observed: 11.38 ft at 9:15PM Dec 02, 2022Observed: 11.32 ft at 9:30PM Dec 02, 2022Observed: 11.3 ft at 9:45PM Dec 02, 2022Observed: 11.3 ft at 10:00PM Dec 02, 2022Observed: 11.31 ft at 10:15PM Dec 02, 2022Observed: 11.31 ft at 10:30PM Dec 02, 2022Observed: 11.31 ft at 10:45PM Dec 02, 2022Observed: 11.35 ft at 11:00PM Dec 02, 2022Observed: 11.32 ft at 11:45PM Dec 02, 2022Observed: 11.3 ft at 12:00AM Dec 03, 2022Observed: 11.3 ft at 12:15AM Dec 03, 2022Observed: 11.31 ft at 12:30AM Dec 03, 2022Observed: 11.3 ft at 12:45AM Dec 03, 2022Observed: 11.3 ft at 1:00AM Dec 03, 2022Observed: 11.31 ft at 1:45AM Dec 03, 2022Observed: 11.28 ft at 2:00AM Dec 03, 2022Observed: 11.28 ft at 2:15AM Dec 03, 2022Observed: 11.28 ft at 2:30AM Dec 03, 2022Observed: 11.26 ft at 2:45AM Dec 03, 2022Observed: 11.26 ft at 3:00AM Dec 03, 2022Observed: 11.26 ft at 4:00AM Dec 03, 2022Observed: 11.26 ft at 4:15AM Dec 03, 2022Observed: 11.26 ft at 4:30AM Dec 03, 2022Observed: 11.25 ft at 4:45AM Dec 03, 2022Observed: 11.23 ft at 5:00AM Dec 03, 2022Observed: 11.22 ft at 5:15AM Dec 03, 2022Observed: 11.28 ft at 6:00AM Dec 03, 2022Observed: 11.24 ft at 6:15AM Dec 03, 2022Observed: 11.24 ft at 6:30AM Dec 03, 2022Observed: 11.24 ft at 6:45AM Dec 03, 2022Observed: 11.23 ft at 7:00AM Dec 03, 2022Observed: 11.21 ft at 7:15AM Dec 03, 2022Observed: 11.18 ft at 7:30AM Dec 03, 2022Observed: 11.25 ft at 8:15AM Dec 03, 2022Observed: 11.21 ft at 8:30AM Dec 03, 2022Observed: 11.22 ft at 8:45AM Dec 03, 2022Observed: 11.22 ft at 9:00AM Dec 03, 2022Observed: 11.2 ft at 9:15AM Dec 03, 2022Observed: 11.17 ft at 9:30AM Dec 03, 2022Observed: 11.16 ft at 10:30AM Dec 03, 2022Observed: 11.19 ft at 10:45AM Dec 03, 2022Observed: 11.2 ft at 11:00AM Dec 03, 2022Observed: 11.21 ft at 11:15AM Dec 03, 2022Observed: 11.21 ft at 11:30AM Dec 03, 2022Observed: 11.2 ft at 11:45AM Dec 03, 2022Observed: 11.24 ft at 12:00PM Dec 03, 2022Observed: 11.25 ft at 12:15PM Dec 03, 2022Observed: 11.26 ft at 12:30PM Dec 03, 2022Observed: 11.26 ft at 12:45PM Dec 03, 2022Observed: 11.26 ft at 1:00PM Dec 03, 2022Observed: 11.25 ft at 1:15PM Dec 03, 2022Observed: 11.26 ft at 1:30PM Dec 03, 2022Observed: 11.25 ft at 1:45PM Dec 03, 2022Observed: 11.25 ft at 2:00PM Dec 03, 2022Observed: 11.25 ft at 2:15PM Dec 03, 2022Observed: 11.23 ft at 2:30PM Dec 03, 2022Observed: 11.23 ft at 2:45PM Dec 03, 2022Observed: 11.22 ft at 3:00PM Dec 03, 2022Observed: 11.22 ft at 3:15PM Dec 03, 2022Observed: 11.22 ft at 3:30PM Dec 03, 2022Observed: 11.22 ft at 3:45PM Dec 03, 2022Observed: 11.21 ft at 4:00PM Dec 03, 2022Observed: 11.21 ft at 4:15PM Dec 03, 2022Observed: 11.21 ft at 4:30PM Dec 03, 2022Observed: 11.2 ft at 4:45PM Dec 03, 2022Observed: 11.19 ft at 5:00PM Dec 03, 2022Observed: 11.19 ft at 5:15PM Dec 03, 2022Observed: 11.17 ft at 5:30PM Dec 03, 2022Observed: 11.15 ft at 5:45PM Dec 03, 2022Observed: 11.11 ft at 6:00PM Dec 03, 2022Observed: 11.05 ft at 6:15PM Dec 03, 2022Observed: 10.98 ft at 6:30PM Dec 03, 2022Observed: 10.91 ft at 6:45PM Dec 03, 2022Observed: 11.08 ft at 7:00PM Dec 03, 2022Observed: 10.91 ft at 7:15PM Dec 03, 2022Observed: 10.96 ft at 7:30PM Dec 03, 2022Observed: 11.03 ft at 7:45PM Dec 03, 2022Observed: 11.07 ft at 8:00PM Dec 03, 2022Observed: 11.12 ft at 8:15PM Dec 03, 2022Observed: 11.15 ft at 8:30PM Dec 03, 2022Observed: 11.17 ft at 8:45PM Dec 03, 2022Observed: 11.19 ft at 9:00PM Dec 03, 2022Observed: 11.2 ft at 9:15PM Dec 03, 2022Observed: 11.21 ft at 9:30PM Dec 03, 2022Observed: 11.21 ft at 9:45PM Dec 03, 2022Observed: 11.21 ft at 10:00PM Dec 03, 2022Observed: 11.2 ft at 10:15PM Dec 03, 2022Observed: 11.18 ft at 10:30PM Dec 03, 2022Observed: 11.14 ft at 10:45PM Dec 03, 2022Observed: 11.09 ft at 11:00PM Dec 03, 2022Observed: 11.03 ft at 11:15PM Dec 03, 2022Observed: 10.98 ft at 11:30PM Dec 03, 2022Observed: 10.97 ft at 11:45PM Dec 03, 2022Observed: 11 ft at 12:00AM Dec 04, 2022Observed: 11.04 ft at 12:15AM Dec 04, 2022Observed: 11.09 ft at 12:30AM Dec 04, 2022Observed: 11.13 ft at 12:45AM Dec 04, 2022Observed: 11.16 ft at 1:00AM Dec 04, 2022Observed: 11.18 ft at 1:15AM Dec 04, 2022Observed: 11.2 ft at 1:30AM Dec 04, 2022Observed: 11.22 ft at 1:45AM Dec 04, 2022Observed: 11.22 ft at 2:00AM Dec 04, 2022Observed: 11.23 ft at 2:15AM Dec 04, 2022Observed: 11.22 ft at 2:30AM Dec 04, 2022Observed: 11.2 ft at 2:45AM Dec 04, 2022Observed: 11.17 ft at 3:00AM Dec 04, 2022Observed: 11.12 ft at 3:15AM Dec 04, 2022Observed: 11.05 ft at 3:30AM Dec 04, 2022Observed: 11 ft at 3:45AM Dec 04, 2022Observed: 11.01 ft at 4:00AM Dec 04, 2022Observed: 11.05 ft at 4:15AM Dec 04, 2022Observed: 11.09 ft at 4:30AM Dec 04, 2022Observed: 11.13 ft at 4:45AM Dec 04, 2022Observed: 11.16 ft at 5:00AM Dec 04, 2022Observed: 11.18 ft at 5:15AM Dec 04, 2022Observed: 11.19 ft at 5:30AM Dec 04, 2022Observed: 11.21 ft at 5:45AM Dec 04, 2022Observed: 11.21 ft at 6:00AM Dec 04, 2022Observed: 11.2 ft at 6:15AM Dec 04, 2022Observed: 11.17 ft at 6:30AM Dec 04, 2022Observed: 11.13 ft at 6:45AM Dec 04, 2022Observed: 11.07 ft at 7:00AM Dec 04, 2022Observed: 10.99 ft at 7:15AM Dec 04, 2022Observed: 10.98 ft at 7:30AM Dec 04, 2022Observed: 11.02 ft at 7:45AM Dec 04, 2022Observed: 11.06 ft at 8:00AM Dec 04, 2022Observed: 11.11 ft at 8:15AM Dec 04, 2022Observed: 11.15 ft at 8:30AM Dec 04, 2022Observed: 11.17 ft at 8:45AM Dec 04, 2022Observed: 11.19 ft at 9:00AM Dec 04, 2022Observed: 11.18 ft at 9:15AM Dec 04, 2022Observed: 11.18 ft at 9:30AM Dec 04, 2022Observed: 11.17 ft at 9:45AM Dec 04, 2022Observed: 11.15 ft at 10:00AM Dec 04, 2022Observed: 11.13 ft at 10:15AM Dec 04, 2022Observed: 11.11 ft at 10:30AM Dec 04, 2022Observed: 11.09 ft at 10:45AM Dec 04, 2022Observed: 11.06 ft at 11:00AM Dec 04, 2022Observed: 11.04 ft at 11:15AM Dec 04, 2022Observed: 11.04 ft at 11:30AM Dec 04, 2022Observed: 11.06 ft at 11:45AM Dec 04, 2022Observed: 11.14 ft at 12:00PM Dec 04, 2022Observed: 11.38 ft at 12:15PM Dec 04, 2022Observed: 11.44 ft at 12:30PM Dec 04, 2022Observed: 11.47 ft at 12:45PM Dec 04, 2022Observed: 11.48 ft at 1:00PM Dec 04, 2022Observed: 11.48 ft at 1:15PM Dec 04, 2022Observed: 11.48 ft at 1:30PM Dec 04, 2022Observed: 11.48 ft at 1:45PM Dec 04, 2022Observed: 11.48 ft at 2:00PM Dec 04, 2022Observed: 11.49 ft at 2:15PM Dec 04, 2022Observed: 11.49 ft at 2:30PM Dec 04, 2022Observed: 11.49 ft at 2:45PM Dec 04, 2022Observed: 11.49 ft at 3:00PM Dec 04, 2022Observed: 11.49 ft at 3:15PM Dec 04, 2022Observed: 11.48 ft at 3:30PM Dec 04, 2022Observed: 11.46 ft at 3:45PM Dec 04, 2022Observed: 11.46 ft at 4:00PM Dec 04, 2022Observed: 11.45 ft at 4:15PM Dec 04, 2022Observed: 11.45 ft at 4:30PM Dec 04, 2022Observed: 11.45 ft at 4:45PM Dec 04, 2022Observed: 11.44 ft at 5:00PM Dec 04, 2022Observed: 11.43 ft at 5:15PM Dec 04, 2022Observed: 11.43 ft at 5:30PM Dec 04, 2022Observed: 11.4 ft at 5:45PM Dec 04, 2022Observed: 11.37 ft at 6:00PM Dec 04, 2022Observed: 11.34 ft at 6:15PM Dec 04, 2022Observed: 11.29 ft at 6:30PM Dec 04, 2022Observed: 11.23 ft at 6:45PM Dec 04, 2022Observed: 11.17 ft at 7:00PM Dec 04, 2022Observed: 11.14 ft at 7:15PM Dec 04, 2022Observed: 11.11 ft at 7:30PM Dec 04, 2022Observed: 11.09 ft at 7:45PM Dec 04, 2022Observed: 11.07 ft at 8:00PM Dec 04, 2022Observed: 11.05 ft at 8:15PM Dec 04, 2022Observed: 11.04 ft at 8:30PM Dec 04, 2022Observed: 11.04 ft at 8:45PM Dec 04, 2022Observed: 11.03 ft at 9:00PM Dec 04, 2022Observed: 11.04 ft at 9:15PM Dec 04, 2022Observed: 11.04 ft at 9:30PM Dec 04, 2022Observed: 11.04 ft at 9:45PM Dec 04, 2022Observed: 11.05 ft at 10:00PM Dec 04, 2022Observed: 11.05 ft at 10:15PM Dec 04, 2022Observed: 11.05 ft at 10:30PM Dec 04, 2022Observed: 11.05 ft at 10:45PM Dec 04, 2022Observed: 11.06 ft at 11:00PM Dec 04, 2022Observed: 11.06 ft at 11:15PM Dec 04, 2022Observed: 11.07 ft at 11:30PM Dec 04, 2022Observed: 11.08 ft at 11:45PM Dec 04, 2022Observed: 11.09 ft at 12:00AM Dec 05, 2022Observed: 11.09 ft at 12:15AM Dec 05, 2022Observed: 11.1 ft at 12:30AM Dec 05, 2022Observed: 11.12 ft at 12:45AM Dec 05, 2022Observed: 11.14 ft at 1:00AM Dec 05, 2022Observed: 11.14 ft at 1:15AM Dec 05, 2022Observed: 11.15 ft at 1:30AM Dec 05, 2022Observed: 11.22 ft at 1:45AM Dec 05, 2022Observed: 11.23 ft at 2:00AM Dec 05, 2022Observed: 11.24 ft at 2:15AM Dec 05, 2022Observed: 11.26 ft at 2:30AM Dec 05, 2022Observed: 11.3 ft at 2:45AM Dec 05, 2022Observed: 11.33 ft at 3:00AM Dec 05, 2022Observed: 11.35 ft at 3:15AM Dec 05, 2022Observed: 11.36 ft at 3:30AM Dec 05, 2022Observed: 11.39 ft at 3:45AM Dec 05, 2022Observed: 11.39 ft at 4:00AM Dec 05, 2022Observed: 11.39 ft at 4:15AM Dec 05, 2022Observed: 11.4 ft at 4:30AM Dec 05, 2022Observed: 11.4 ft at 4:45AM Dec 05, 2022Observed: 11.39 ft at 5:00AM Dec 05, 2022Observed: 11.4 ft at 5:15AM Dec 05, 2022Observed: 11.38 ft at 5:30AM Dec 05, 2022Observed: 11.38 ft at 5:45AM Dec 05, 2022Observed: 11.38 ft at 6:00AM Dec 05, 2022Observed: 11.39 ft at 6:15AM Dec 05, 2022Observed: 11.39 ft at 6:30AM Dec 05, 2022Observed: 11.4 ft at 6:45AM Dec 05, 2022Observed: 11.42 ft at 7:00AM Dec 05, 2022Observed: 11.43 ft at 7:15AM Dec 05, 2022Observed: 11.45 ft at 7:30AM Dec 05, 2022Observed: 11.46 ft at 7:45AM Dec 05, 2022Observed: 11.47 ft at 8:00AM Dec 05, 2022Observed: 11.52 ft at 8:15AM Dec 05, 2022Observed: 11.53 ft at 8:30AM Dec 05, 2022Observed: 11.55 ft at 8:45AM Dec 05, 2022Observed: 11.57 ft at 9:00AM Dec 05, 2022Highest Observation: 11.6 ft at 9:15AM Dec 05, 2022Observed: 11.58 ft at 9:30AM Dec 05, 2022Observed: 11.53 ft at 9:45AM Dec 05, 2022Observed: 10.95 ft at 10:00AM Dec 05, 2022Observed: 11.01 ft at 10:15AM Dec 05, 2022Observed: 11.06 ft at 10:30AM Dec 05, 2022Observed: 11.11 ft at 10:45AM Dec 05, 2022Observed: 11.15 ft at 11:00AM Dec 05, 2022Observed: 11.21 ft at 11:15AM Dec 05, 2022Observed: 11.23 ft at 11:30AM Dec 05, 2022Observed: 11.25 ft at 11:45AM Dec 05, 2022Observed: 11.26 ft at 12:00PM Dec 05, 2022Observed: 11.29 ft at 12:15PM Dec 05, 2022Observed: 11.34 ft at 12:30PM Dec 05, 2022Observed: 11.42 ft at 12:45PM Dec 05, 2022Observed: 11.5 ft at 1:00PM Dec 05, 2022Observed: 11.53 ft at 1:15PM Dec 05, 2022Observed: 11.47 ft at 1:30PM Dec 05, 2022Observed: 11.42 ft at 1:45PM Dec 05, 2022Observed: 11.4 ft at 2:00PM Dec 05, 2022Observed: 11.4 ft at 2:15PM Dec 05, 2022Observed: 11.4 ft at 2:30PM Dec 05, 2022Observed: 11.4 ft at 2:45PM Dec 05, 2022Observed: 11.4 ft at 3:00PM Dec 05, 2022Observed: 11.4 ft at 3:15PM Dec 05, 2022Observed: 11.38 ft at 3:30PM Dec 05, 2022Observed: 11.38 ft at 3:45PM Dec 05, 2022Observed: 11.37 ft at 4:00PM Dec 05, 2022Observed: 11.37 ft at 4:15PM Dec 05, 2022Observed: 11.37 ft at 4:30PM Dec 05, 2022Observed: 11.37 ft at 4:45PM Dec 05, 2022Observed: 11.37 ft at 5:00PM Dec 05, 2022Observed: 11.36 ft at 5:15PM Dec 05, 2022Observed: 11.35 ft at 5:30PM Dec 05, 2022Observed: 11.35 ft at 5:45PM Dec 05, 2022Observed: 11.34 ft at 6:00PM Dec 05, 2022Observed: 11.34 ft at 6:15PM Dec 05, 2022Observed: 11.34 ft at 6:30PM Dec 05, 2022Observed: 11.33 ft at 6:45PM Dec 05, 2022Observed: 11.32 ft at 7:00PM Dec 05, 2022Observed: 11.32 ft at 7:15PM Dec 05, 2022Observed: 11.32 ft at 7:30PM Dec 05, 2022Observed: 11.3 ft at 7:45PM Dec 05, 2022Observed: 11.32 ft at 8:00PM Dec 05, 2022Observed: 11.32 ft at 8:15PM Dec 05, 2022Observed: 11.33 ft at 8:30PM Dec 05, 2022Observed: 11.34 ft at 8:45PM Dec 05, 2022Observed: 11.36 ft at 9:00PM Dec 05, 2022Observed: 11.37 ft at 9:15PM Dec 05, 2022Observed: 11.38 ft at 9:30PM Dec 05, 2022Observed: 11.4 ft at 9:45PM Dec 05, 2022Observed: 11.42 ft at 10:00PM Dec 05, 2022Observed: 11.43 ft at 10:15PM Dec 05, 2022Observed: 11.46 ft at 10:30PM Dec 05, 2022Observed: 11.47 ft at 10:45PM Dec 05, 2022Observed: 11.46 ft at 11:00PM Dec 05, 2022Observed: 11.45 ft at 11:15PM Dec 05, 2022Observed: 11.43 ft at 11:30PM Dec 05, 2022Observed: 11.4 ft at 11:45PM Dec 05, 2022Observed: 11.38 ft at 12:00AM Dec 06, 2022Observed: 11.35 ft at 12:15AM Dec 06, 2022Observed: 11.32 ft at 12:30AM Dec 06, 2022Observed: 11.3 ft at 12:45AM Dec 06, 2022Observed: 11.29 ft at 1:00AM Dec 06, 2022Observed: 11.28 ft at 1:15AM Dec 06, 2022Observed: 11.26 ft at 1:30AM Dec 06, 2022Observed: 11.25 ft at 1:45AM Dec 06, 2022Observed: 11.25 ft at 2:00AM Dec 06, 2022Observed: 11.24 ft at 2:15AM Dec 06, 2022Observed: 11.24 ft at 2:30AM Dec 06, 2022Observed: 11.24 ft at 2:45AM Dec 06, 2022Observed: 11.23 ft at 3:00AM Dec 06, 2022Observed: 11.23 ft at 3:15AM Dec 06, 2022Observed: 11.23 ft at 3:30AM Dec 06, 2022Observed: 11.24 ft at 3:45AM Dec 06, 2022Observed: 11.25 ft at 4:00AM Dec 06, 2022Observed: 11.26 ft at 4:15AM Dec 06, 2022Observed: 11.27 ft at 4:30AM Dec 06, 2022Observed: 11.3 ft at 4:45AM Dec 06, 2022Observed: 11.32 ft at 5:00AM Dec 06, 2022Observed: 11.37 ft at 5:15AM Dec 06, 2022Observed: 11.43 ft at 5:30AM Dec 06, 2022Observed: 11.47 ft at 5:45AM Dec 06, 2022Observed: 11.51 ft at 6:00AM Dec 06, 2022Observed: 11.54 ft at 6:15AM Dec 06, 2022Observed: 11.51 ft at 6:30AM Dec 06, 2022Observed: 11.48 ft at 6:45AM Dec 06, 2022Observed: 11.45 ft at 7:00AM Dec 06, 2022Observed: 11.42 ft at 7:15AM Dec 06, 2022Observed: 11.4 ft at 7:30AM Dec 06, 2022Observed: 11.38 ft at 7:45AM Dec 06, 2022Observed: 11.37 ft at 8:00AM Dec 06, 2022Observed: 11.35 ft at 8:15AM Dec 06, 2022Observed: 11.35 ft at 8:30AM Dec 06, 2022Observed: 11.35 ft at 8:45AM Dec 06, 2022Observed: 11.35 ft at 9:00AM Dec 06, 2022Observed: 11.35 ft at 9:15AM Dec 06, 2022Observed: 11.35 ft at 9:30AM Dec 06, 2022Observed: 11.35 ft at 9:45AM Dec 06, 2022Observed: 11.37 ft at 10:00AM Dec 06, 2022Observed: 11.38 ft at 10:15AM Dec 06, 2022Observed: 11.38 ft at 10:30AM Dec 06, 2022Observed: 11.4 ft at 10:45AM Dec 06, 2022Observed: 11.4 ft at 11:00AM Dec 06, 2022Observed: 11.41 ft at 11:15AM Dec 06, 2022Observed: 11.44 ft at 11:30AM Dec 06, 2022Observed: 11.54 ft at 11:45AM Dec 06, 2022Observed: 11.48 ft at 12:00PM Dec 06, 2022Observed: 11.45 ft at 12:15PM Dec 06, 2022Observed: 11.44 ft at 12:30PM Dec 06, 2022Observed: 11.45 ft at 12:45PM Dec 06, 2022Observed: 11.46 ft at 1:00PM Dec 06, 2022Observed: 11.48 ft at 1:15PM Dec 06, 2022Observed: 11.5 ft at 1:30PM Dec 06, 2022Observed: 11.52 ft at 1:45PM Dec 06, 2022Observed: 11.53 ft at 2:00PM Dec 06, 2022Observed: 11.53 ft at 2:15PM Dec 06, 2022Observed: 11.53 ft at 2:30PM Dec 06, 2022Observed: 11.53 ft at 2:45PM Dec 06, 2022Observed: 11.52 ft at 3:00PM Dec 06, 2022Observed: 11.51 ft at 3:15PM Dec 06, 2022Observed: 11.52 ft at 3:30PM Dec 06, 2022Observed: 11.51 ft at 3:45PM Dec 06, 2022Observed: 11.51 ft at 4:00PM Dec 06, 2022Observed: 11.51 ft at 4:15PM Dec 06, 2022Observed: 11.51 ft at 4:30PM Dec 06, 2022Observed: 11.54 ft at 5:00PM Dec 06, 2022Observed: 11.51 ft at 5:15PM Dec 06, 2022Observed: 11.47 ft at 5:30PM Dec 06, 2022Observed: 11.56 ft at 6:45PM Dec 06, 2022Observed: 11.53 ft at 7:00PM Dec 06, 2022Observed: 11.51 ft at 7:15PM Dec 06, 2022Observed: 11.49 ft at 7:30PM Dec 06, 2022Observed: 11.48 ft at 7:45PM Dec 06, 2022Observed: 11.47 ft at 8:00PM Dec 06, 2022Observed: 11.46 ft at 8:15PM Dec 06, 2022Observed: 11.45 ft at 8:30PM Dec 06, 2022Observed: 11.45 ft at 8:45PM Dec 06, 2022Observed: 11.47 ft at 9:00PM Dec 06, 2022Observed: 11.5 ft at 9:15PM Dec 06, 2022Observed: 11.53 ft at 9:30PM Dec 06, 2022Observed: 11.53 ft at 9:45PM Dec 06, 2022Observed: 11.51 ft at 10:00PM Dec 06, 2022Observed: 11.46 ft at 10:15PM Dec 06, 2022Observed: 11.4 ft at 10:30PM Dec 06, 2022Observed: 11.36 ft at 10:45PM Dec 06, 2022Observed: 11.35 ft at 11:00PM Dec 06, 2022Observed: 11.4 ft at 11:15PM Dec 06, 2022Observed: 11.47 ft at 11:30PM Dec 06, 2022Observed: 11.52 ft at 11:45PM Dec 06, 2022Observed: 11.52 ft at 12:00AM Dec 07, 2022Observed: 11.49 ft at 12:15AM Dec 07, 2022Observed: 11.46 ft at 12:30AM Dec 07, 2022Observed: 11.43 ft at 12:45AM Dec 07, 2022Observed: 11.43 ft at 1:00AM Dec 07, 2022Observed: 11.43 ft at 1:15AM Dec 07, 2022Observed: 11.46 ft at 1:30AM Dec 07, 2022Observed: 11.5 ft at 1:45AM Dec 07, 2022Observed: 11.57 ft at 2:00AM Dec 07, 2022Observed: 11.56 ft at 2:15AM Dec 07, 2022Observed: 11.18 ft at 2:30AM Dec 07, 2022Observed: 11.08 ft at 2:45AM Dec 07, 2022Observed: 11.04 ft at 3:00AM Dec 07, 2022Observed: 11.01 ft at 3:15AM Dec 07, 2022Observed: 11 ft at 3:30AM Dec 07, 2022Observed: 10.99 ft at 3:45AM Dec 07, 2022Observed: 10.97 ft at 4:00AM Dec 07, 2022Observed: 10.96 ft at 4:15AM Dec 07, 2022Observed: 10.95 ft at 4:30AM Dec 07, 2022Observed: 10.96 ft at 4:45AM Dec 07, 2022Observed: 10.99 ft at 5:00AM Dec 07, 2022Observed: 11.04 ft at 5:15AM Dec 07, 2022Observed: 11.08 ft at 5:30AM Dec 07, 2022Observed: 11.13 ft at 5:45AM Dec 07, 2022Observed: 11.17 ft at 6:00AM Dec 07, 2022Observed: 11.18 ft at 6:15AM Dec 07, 2022Observed: 11.17 ft at 6:30AM Dec 07, 2022Observed: 11.15 ft at 6:45AM Dec 07, 2022Observed: 11.13 ft at 7:00AM Dec 07, 2022Observed: 11.09 ft at 7:15AM Dec 07, 2022Observed: 11.06 ft at 7:30AM Dec 07, 2022Observed: 11.03 ft at 7:45AM Dec 07, 2022Observed: 11 ft at 8:00AM Dec 07, 2022Observed: 10.98 ft at 8:15AM Dec 07, 2022Observed: 10.99 ft at 8:30AM Dec 07, 2022Observed: 11.03 ft at 8:45AM Dec 07, 2022Observed: 11.08 ft at 9:00AM Dec 07, 2022Observed: 11.1 ft at 9:15AM Dec 07, 2022Observed: 11.12 ft at 9:30AM Dec 07, 2022Observed: 11.12 ft at 9:45AM Dec 07, 2022Observed: 11.12 ft at 10:00AM Dec 07, 2022Observed: 11.11 ft at 10:15AM Dec 07, 2022Observed: 11.09 ft at 10:30AM Dec 07, 2022Observed: 11.09 ft at 10:45AM Dec 07, 2022Observed: 11.09 ft at 11:00AM Dec 07, 2022Observed: 11.08 ft at 11:15AM Dec 07, 2022Observed: 11.08 ft at 11:30AM Dec 07, 2022Observed: 11.09 ft at 11:45AM Dec 07, 2022Observed: 11.09 ft at 12:00PM Dec 07, 2022Observed: 11.08 ft at 12:15PM Dec 07, 2022Observed: 11.07 ft at 12:30PM Dec 07, 2022Observed: 11.05 ft at 12:45PM Dec 07, 2022Observed: 11.04 ft at 1:00PM Dec 07, 2022Observed: 11.05 ft at 1:15PM Dec 07, 2022Observed: 11.05 ft at 1:30PM Dec 07, 2022Observed: 11.06 ft at 1:45PM Dec 07, 2022Observed: 11.07 ft at 2:00PM Dec 07, 2022Observed: 11.08 ft at 2:15PM Dec 07, 2022Observed: 11.08 ft at 2:30PM Dec 07, 2022Observed: 11.08 ft at 2:45PM Dec 07, 2022Observed: 11.05 ft at 3:00PM Dec 07, 2022Observed: 11 ft at 3:15PM Dec 07, 2022Observed: 10.97 ft at 3:30PM Dec 07, 2022Observed: 10.96 ft at 3:45PM Dec 07, 2022Observed: 10.96 ft at 4:00PM Dec 07, 2022Observed: 10.96 ft at 4:15PM Dec 07, 2022Observed: 10.95 ft at 4:30PM Dec 07, 2022Observed: 10.94 ft at 4:45PM Dec 07, 2022Observed: 10.94 ft at 5:00PM Dec 07, 2022Observed: 10.93 ft at 5:15PM Dec 07, 2022Observed: 10.91 ft at 5:30PM Dec 07, 2022Observed: 10.9 ft at 5:45PM Dec 07, 2022Observed: 10.91 ft at 6:00PM Dec 07, 2022Observed: 10.92 ft at 6:15PM Dec 07, 2022Observed: 10.95 ft at 6:30PM Dec 07, 2022Observed: 10.97 ft at 6:45PM Dec 07, 2022Observed: 11 ft at 7:00PM Dec 07, 2022Observed: 11.01 ft at 7:15PM Dec 07, 2022Observed: 11.04 ft at 7:30PM Dec 07, 2022Observed: 11.04 ft at 7:45PM Dec 07, 2022Observed: 11.05 ft at 8:00PM Dec 07, 2022Observed: 11.05 ft at 8:15PM Dec 07, 2022Observed: 11.04 ft at 8:30PM Dec 07, 2022Observed: 11.03 ft at 8:45PM Dec 07, 2022Observed: 11.01 ft at 9:00PM Dec 07, 2022Observed: 10.99 ft at 9:15PM Dec 07, 2022Observed: 10.96 ft at 9:30PM Dec 07, 2022Observed: 10.92 ft at 9:45PM Dec 07, 2022Observed: 10.89 ft at 10:00PM Dec 07, 2022Observed: 10.87 ft at 10:15PM Dec 07, 2022Observed: 10.86 ft at 10:30PM Dec 07, 2022Observed: 10.87 ft at 10:45PM Dec 07, 2022Observed: 10.89 ft at 11:00PM Dec 07, 2022Observed: 10.92 ft at 11:15PM Dec 07, 2022Observed: 10.95 ft at 11:30PM Dec 07, 2022Observed: 10.98 ft at 11:45PM Dec 07, 2022Observed: 11 ft at 12:00AM Dec 08, 2022Observed: 11.01 ft at 12:15AM Dec 08, 2022Observed: 11.02 ft at 12:30AM Dec 08, 2022Observed: 11.02 ft at 12:45AM Dec 08, 2022Observed: 11.02 ft at 1:00AM Dec 08, 2022Observed: 11.01 ft at 1:15AM Dec 08, 2022Observed: 10.99 ft at 1:30AM Dec 08, 2022Observed: 10.96 ft at 1:45AM Dec 08, 2022Observed: 10.92 ft at 2:00AM Dec 08, 2022Observed: 10.89 ft at 2:15AM Dec 08, 2022Observed: 10.85 ft at 2:30AM Dec 08, 2022Observed: 10.83 ft at 2:45AM Dec 08, 2022Observed: 10.84 ft at 3:00AM Dec 08, 2022Observed: 10.87 ft at 3:15AM Dec 08, 2022Observed: 10.9 ft at 3:30AM Dec 08, 2022Observed: 10.94 ft at 3:45AM Dec 08, 2022Observed: 10.97 ft at 4:00AM Dec 08, 2022Observed: 10.99 ft at 4:15AM Dec 08, 2022Observed: 11.01 ft at 4:30AM Dec 08, 2022Observed: 11.02 ft at 4:45AM Dec 08, 2022Observed: 11.02 ft at 5:00AM Dec 08, 2022Observed: 11.02 ft at 5:15AM Dec 08, 2022Observed: 11.01 ft at 5:30AM Dec 08, 2022Observed: 10.99 ft at 5:45AM Dec 08, 2022Observed: 10.96 ft at 6:00AM Dec 08, 2022Observed: 10.93 ft at 6:15AM Dec 08, 2022Observed: 10.89 ft at 6:30AM Dec 08, 2022Observed: 10.86 ft at 6:45AM Dec 08, 2022Observed: 10.88 ft at 7:00AM Dec 08, 2022Observed: 10.91 ft at 7:15AM Dec 08, 2022Observed: 10.95 ft at 7:30AM Dec 08, 2022Observed: 10.98 ft at 7:45AM Dec 08, 2022Observed: 11 ft at 8:00AM Dec 08, 2022Observed: 11.01 ft at 8:15AM Dec 08, 2022Observed: 11.03 ft at 8:30AM Dec 08, 2022Observed: 11.03 ft at 8:45AM Dec 08, 2022Observed: 11.03 ft at 9:00AM Dec 08, 2022Observed: 11.03 ft at 9:15AM Dec 08, 2022Observed: 11.02 ft at 9:30AM Dec 08, 2022Observed: 11.01 ft at 9:45AM Dec 08, 2022Observed: 11 ft at 10:00AM Dec 08, 2022Observed: 11 ft at 10:15AM Dec 08, 2022Observed: 11 ft at 10:30AM Dec 08, 2022Observed: 10.99 ft at 10:45AM Dec 08, 2022Observed: 10.99 ft at 11:00AM Dec 08, 2022Observed: 11 ft at 11:15AM Dec 08, 2022Observed: 11.07 ft at 11:30AM Dec 08, 2022Observed: 11.12 ft at 11:45AM Dec 08, 2022Observed: 11.14 ft at 12:00PM Dec 08, 2022Observed: 11.19 ft at 12:15PM Dec 08, 2022Observed: 11.23 ft at 12:30PM Dec 08, 2022Observed: 11.32 ft at 12:45PM Dec 08, 2022Observed: 11.37 ft at 1:00PM Dec 08, 2022Observed: 11.4 ft at 1:15PM Dec 08, 2022Observed: 11.43 ft at 1:30PM Dec 08, 2022Observed: 11.45 ft at 1:45PM Dec 08, 2022Observed: 11.48 ft at 2:00PM Dec 08, 2022Observed: 11.5 ft at 2:15PM Dec 08, 2022Observed: 11.53 ft at 2:30PM Dec 08, 2022Observed: 11.55 ft at 2:45PM Dec 08, 2022Observed: 11.53 ft at 3:00PM Dec 08, 2022Observed: 11.49 ft at 3:15PM Dec 08, 2022Observed: 11.44 ft at 3:30PM Dec 08, 2022Observed: 11.4 ft at 3:45PM Dec 08, 2022Observed: 11.36 ft at 4:00PM Dec 08, 2022Observed: 11.32 ft at 4:15PM Dec 08, 2022Observed: 11.3 ft at 4:30PM Dec 08, 2022Observed: 11.32 ft at 4:45PM Dec 08, 2022Observed: 11.32 ft at 5:00PM Dec 08, 2022Observed: 11.32 ft at 5:15PM Dec 08, 2022Observed: 11.33 ft at 5:30PM Dec 08, 2022Observed: 11.41 ft at 8:45PM Dec 08, 2022Observed: 11.4 ft at 9:00PM Dec 08, 2022Observed: 11.41 ft at 9:15PM Dec 08, 2022Observed: 11.41 ft at 9:30PM Dec 08, 2022Observed: 11.41 ft at 9:45PM Dec 08, 2022Observed: 11.42 ft at 10:00PM Dec 08, 2022Observed: 11.41 ft at 10:15PM Dec 08, 2022Observed: 11.41 ft at 10:30PM Dec 08, 2022Observed: 11.4 ft at 10:45PM Dec 08, 2022Observed: 11.41 ft at 11:00PM Dec 08, 2022Observed: 11.4 ft at 11:15PM Dec 08, 2022Observed: 11.4 ft at 11:30PM Dec 08, 2022Observed: 11.39 ft at 12:45AM Dec 09, 2022Observed: 11.39 ft at 1:00AM Dec 09, 2022Observed: 11.39 ft at 1:15AM Dec 09, 2022Observed: 11.39 ft at 1:30AM Dec 09, 2022Observed: 11.38 ft at 1:45AM Dec 09, 2022Observed: 11.38 ft at 2:00AM Dec 09, 2022Observed: 11.38 ft at 2:15AM Dec 09, 2022Observed: 11.38 ft at 2:30AM Dec 09, 2022Observed: 11.38 ft at 2:45AM Dec 09, 2022Observed: 11.37 ft at 3:00AM Dec 09, 2022Observed: 11.37 ft at 3:15AM Dec 09, 2022Observed: 11.37 ft at 3:30AM Dec 09, 2022Observed: 11.37 ft at 3:45AM Dec 09, 2022Observed: 11.37 ft at 4:00AM Dec 09, 2022Observed: 11.38 ft at 4:15AM Dec 09, 2022Observed: 11.38 ft at 4:30AM Dec 09, 2022Observed: 11.39 ft at 4:45AM Dec 09, 2022Observed: 11.4 ft at 5:00AM Dec 09, 2022Observed: 11.41 ft at 5:15AM Dec 09, 2022Observed: 11.42 ft at 5:30AM Dec 09, 2022Observed: 11.39 ft at 5:45AM Dec 09, 2022Observed: 11.4 ft at 6:00AM Dec 09, 2022Observed: 11.41 ft at 6:15AM Dec 09, 2022Observed: 11.42 ft at 6:30AM Dec 09, 2022Observed: 11.43 ft at 6:45AM Dec 09, 2022Observed: 11.44 ft at 7:00AM Dec 09, 2022Observed: 11.44 ft at 7:15AM Dec 09, 2022Observed: 11.45 ft at 7:30AM Dec 09, 2022Observed: 11.46 ft at 7:45AM Dec 09, 2022Observed: 11.44 ft at 8:00AM Dec 09, 2022Observed: 11.44 ft at 8:15AM Dec 09, 2022Observed: 11.45 ft at 8:30AM Dec 09, 2022Observed: 11.46 ft at 8:45AM Dec 09, 2022Observed: 11.46 ft at 9:00AM Dec 09, 2022Observed: 11.46 ft at 9:15AM Dec 09, 2022Observed: 11.46 ft at 9:30AM Dec 09, 2022Observed: 11.46 ft at 9:45AM Dec 09, 2022Observed: 11.46 ft at 10:00AM Dec 09, 2022Observed: 11.46 ft at 10:15AM Dec 09, 2022Observed: 11.47 ft at 10:30AM Dec 09, 2022Observed: 11.48 ft at 10:45AM Dec 09, 2022Observed: 11.48 ft at 11:00AM Dec 09, 2022Observed: 11.47 ft at 11:15AM Dec 09, 2022Observed: 11.47 ft at 11:30AM Dec 09, 2022Observed: 11.47 ft at 11:45AM Dec 09, 2022Observed: 11.5 ft at 12:00PM Dec 09, 2022Observed: 11.51 ft at 12:15PM Dec 09, 2022Observed: 11.51 ft at 12:30PM Dec 09, 2022Observed: 11.5 ft at 12:45PM Dec 09, 2022Observed: 11.49 ft at 1:00PM Dec 09, 2022Observed: 11.43 ft at 1:15PM Dec 09, 2022Observed: 11.39 ft at 1:30PM Dec 09, 2022Observed: 11.42 ft at 1:45PM Dec 09, 2022Observed: 11.42 ft at 2:00PM Dec 09, 2022Observed: 11.46 ft at 2:15PM Dec 09, 2022Observed: 11.41 ft at 2:30PM Dec 09, 2022Observed: 11.35 ft at 2:45PM Dec 09, 2022Observed: 11.31 ft at 3:00PM Dec 09, 2022Observed: 11.27 ft at 3:15PM Dec 09, 2022Observed: 11.25 ft at 3:30PM Dec 09, 2022USGS--Water Resources of the United StatesHWDI4(plotting HGIRG) Graph Created (4:34PM Dec 9, 2022)ObservedLatest observed value: 11.25 ft at 3:30 PM CST 9-Dec-2022. Flood Stage is 20.5 ft
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Tabular Data (UTC)
Tabular Data (CST)
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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 above Hawarden are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Fairview Upstream Gauge Downstream Gauge Downstream Locations
Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 24
Flood Stage: 20.5
Action Stage: 18.5
Low Stage (in feet): -9999

Historic Crests
(1) 35.20 ft on 03/15/2019
(2) 34.00 ft on 06/22/2018
(3) 32.83 ft on 09/15/2019 (P)
(4) 23.02 ft on 03/30/2020
(5) 22.38 ft on 05/02/2016
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(P): Preliminary values subject to further review.

Recent Crests
(1) 23.02 ft on 03/30/2020
(2) 32.83 ft on 09/15/2019 (P)
(3) 35.20 ft on 03/15/2019
(4) 34.00 ft on 06/22/2018
(5) 20.35 ft on 05/23/2017
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.
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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.
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If you notice any errors in the below information, please contact our Webmaster
32 water backs up into the park in Hawarden, and some basements and sewers could begin to have problems.
30.5 Iowa Highway 10 begins to flood.
30 South Dakota Highway 46 begins to flood north of Hawarden.
29.5 County Road 13 begins to flood west of Hawarden.
28.5 River Road begins to flood about 1 1/2 miles south of County Road 13.
24 some farm houses on the South Dakota side of the river are isolated by high water.
20.5 agricultural flooding begins on the South Dakota side of the river.
About This Location Collapse

Latitude: 43.051389° N, Longitude: 96.489444° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 20.5 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 1150.00 1170.50 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
This location became the official NWS river forecast point for the Big Sioux River near Hawarden on January 1, 2017. On Wednesday, April 11, 2018, the elevation defining Flood Stage for HWDI4 will be changed from 19.0 feet to 20.5 feet. How low could the river get?
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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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