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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 13.54 ft at 5:00PM Aug 26, 2015Observed: 13.55 ft at 5:15PM Aug 26, 2015Observed: 13.54 ft at 5:30PM Aug 26, 2015Observed: 13.53 ft at 5:45PM Aug 26, 2015Observed: 13.53 ft at 6:00PM Aug 26, 2015Observed: 13.53 ft at 6:15PM Aug 26, 2015Observed: 13.54 ft at 6:30PM Aug 26, 2015Observed: 13.52 ft at 6:45PM Aug 26, 2015Observed: 13.53 ft at 7:00PM Aug 26, 2015Observed: 13.53 ft at 7:15PM Aug 26, 2015Observed: 13.51 ft at 7:30PM Aug 26, 2015Observed: 13.51 ft at 7:45PM Aug 26, 2015Observed: 13.51 ft at 8:00PM Aug 26, 2015Observed: 13.52 ft at 8:15PM Aug 26, 2015Observed: 13.52 ft at 8:30PM Aug 26, 2015Observed: 13.5 ft at 8:45PM Aug 26, 2015Observed: 13.5 ft at 9:00PM Aug 26, 2015Observed: 13.51 ft at 9:15PM Aug 26, 2015Observed: 13.48 ft at 9:30PM Aug 26, 2015Observed: 13.49 ft at 9:45PM Aug 26, 2015Observed: 13.51 ft at 10:00PM Aug 26, 2015Observed: 13.49 ft at 10:15PM Aug 26, 2015Observed: 13.5 ft at 10:30PM Aug 26, 2015Observed: 13.49 ft at 10:45PM Aug 26, 2015Observed: 13.47 ft at 11:00PM Aug 26, 2015Observed: 13.48 ft at 11:15PM Aug 26, 2015Observed: 13.48 ft at 11:30PM Aug 26, 2015Observed: 13.49 ft at 11:45PM Aug 26, 2015Observed: 13.47 ft at 12:00AM Aug 27, 2015Observed: 13.47 ft at 12:15AM Aug 27, 2015Observed: 13.46 ft at 12:30AM Aug 27, 2015Observed: 13.47 ft at 12:45AM Aug 27, 2015Observed: 13.46 ft at 1:00AM Aug 27, 2015Observed: 13.45 ft at 1:15AM Aug 27, 2015Observed: 13.44 ft at 1:30AM Aug 27, 2015Observed: 13.46 ft at 1:45AM Aug 27, 2015Observed: 13.45 ft at 2:00AM Aug 27, 2015Observed: 13.44 ft at 2:15AM Aug 27, 2015Observed: 13.46 ft at 2:30AM Aug 27, 2015Observed: 13.45 ft at 2:45AM Aug 27, 2015Observed: 13.43 ft at 3:00AM Aug 27, 2015Observed: 13.42 ft at 3:15AM Aug 27, 2015Observed: 13.45 ft at 3:30AM Aug 27, 2015Observed: 13.46 ft at 3:45AM Aug 27, 2015Observed: 13.46 ft at 4:00AM Aug 27, 2015Observed: 13.43 ft at 4:15AM Aug 27, 2015Observed: 13.42 ft at 4:30AM Aug 27, 2015Observed: 13.41 ft at 4:45AM Aug 27, 2015Observed: 13.43 ft at 5:00AM Aug 27, 2015Observed: 13.41 ft at 5:15AM Aug 27, 2015Observed: 13.42 ft at 5:30AM Aug 27, 2015Observed: 13.41 ft at 5:45AM Aug 27, 2015Observed: 13.4 ft at 6:00AM Aug 27, 2015Observed: 13.41 ft at 6:15AM Aug 27, 2015Observed: 13.38 ft at 6:30AM Aug 27, 2015Observed: 13.39 ft at 6:45AM Aug 27, 2015Observed: 13.4 ft at 7:00AM Aug 27, 2015Observed: 13.38 ft at 7:15AM Aug 27, 2015Observed: 13.4 ft at 7:30AM Aug 27, 2015Observed: 13.4 ft at 7:45AM Aug 27, 2015Observed: 13.41 ft at 8:00AM Aug 27, 2015Observed: 13.41 ft at 8:15AM Aug 27, 2015Observed: 13.4 ft at 8:30AM Aug 27, 2015Observed: 13.41 ft at 8:45AM Aug 27, 2015Observed: 13.4 ft at 9:00AM Aug 27, 2015Observed: 13.41 ft at 9:15AM Aug 27, 2015Observed: 13.38 ft at 9:30AM Aug 27, 2015Observed: 13.39 ft at 9:45AM Aug 27, 2015Observed: 13.4 ft at 10:00AM Aug 27, 2015Observed: 13.4 ft at 10:15AM Aug 27, 2015Observed: 13.39 ft at 10:30AM Aug 27, 2015Observed: 13.4 ft at 10:45AM Aug 27, 2015Observed: 13.39 ft at 11:00AM Aug 27, 2015Observed: 13.39 ft at 11:15AM Aug 27, 2015Observed: 13.36 ft at 11:30AM Aug 27, 2015Observed: 13.38 ft at 11:45AM Aug 27, 2015Observed: 13.38 ft at 12:00PM Aug 27, 2015Observed: 13.39 ft at 12:15PM Aug 27, 2015Observed: 13.38 ft at 12:30PM Aug 27, 2015Observed: 13.37 ft at 12:45PM Aug 27, 2015Observed: 13.37 ft at 1:00PM Aug 27, 2015Observed: 13.37 ft at 1:15PM Aug 27, 2015Observed: 13.37 ft at 1:30PM Aug 27, 2015Observed: 13.38 ft at 1:45PM Aug 27, 2015Observed: 13.36 ft at 2:00PM Aug 27, 2015Observed: 13.37 ft at 2:15PM Aug 27, 2015Observed: 13.33 ft at 2:30PM Aug 27, 2015Observed: 13.35 ft at 2:45PM Aug 27, 2015Observed: 13.35 ft at 3:00PM Aug 27, 2015Observed: 13.35 ft at 3:15PM Aug 27, 2015Observed: 13.34 ft at 3:30PM Aug 27, 2015Observed: 13.36 ft at 3:45PM Aug 27, 2015Observed: 13.34 ft at 4:00PM Aug 27, 2015Observed: 13.35 ft at 4:15PM Aug 27, 2015Observed: 13.35 ft at 4:30PM Aug 27, 2015Observed: 13.31 ft at 4:45PM Aug 27, 2015Observed: 13.32 ft at 5:00PM Aug 27, 2015Observed: 13.31 ft at 5:15PM Aug 27, 2015Observed: 13.32 ft at 5:30PM Aug 27, 2015Observed: 13.3 ft at 5:45PM Aug 27, 2015Observed: 13.29 ft at 6:00PM Aug 27, 2015Observed: 13.28 ft at 6:15PM Aug 27, 2015Observed: 13.28 ft at 6:30PM Aug 27, 2015Observed: 13.26 ft at 6:45PM Aug 27, 2015Observed: 13.29 ft at 7:00PM Aug 27, 2015Observed: 13.32 ft at 7:15PM Aug 27, 2015Observed: 13.34 ft at 7:30PM Aug 27, 2015Observed: 13.34 ft at 7:45PM Aug 27, 2015Observed: 13.34 ft at 8:00PM Aug 27, 2015Observed: 13.39 ft at 8:15PM Aug 27, 2015Observed: 13.42 ft at 8:30PM Aug 27, 2015Observed: 13.43 ft at 8:45PM Aug 27, 2015Observed: 13.41 ft at 9:00PM Aug 27, 2015Observed: 13.42 ft at 9:15PM Aug 27, 2015Observed: 13.42 ft at 9:30PM Aug 27, 2015Observed: 13.43 ft at 9:45PM Aug 27, 2015Observed: 13.43 ft at 10:00PM Aug 27, 2015Observed: 13.41 ft at 10:15PM Aug 27, 2015Observed: 13.43 ft at 10:30PM Aug 27, 2015Observed: 13.43 ft at 10:45PM Aug 27, 2015Observed: 13.42 ft at 11:00PM Aug 27, 2015Observed: 13.41 ft at 11:15PM Aug 27, 2015Observed: 13.41 ft at 11:30PM Aug 27, 2015Observed: 13.4 ft at 11:45PM Aug 27, 2015Observed: 13.41 ft at 12:00AM Aug 28, 2015Observed: 13.41 ft at 12:01AM Aug 28, 2015Observed: 13.39 ft at 12:15AM Aug 28, 2015Observed: 13.39 ft at 12:16AM Aug 28, 2015Observed: 13.4 ft at 12:30AM Aug 28, 2015Observed: 13.4 ft at 12:31AM Aug 28, 2015Observed: 13.4 ft at 12:45AM Aug 28, 2015Observed: 13.4 ft at 1:00AM Aug 28, 2015Observed: 13.41 ft at 1:15AM Aug 28, 2015Observed: 13.43 ft at 1:30AM Aug 28, 2015Observed: 13.43 ft at 1:45AM Aug 28, 2015Observed: 13.43 ft at 2:00AM Aug 28, 2015Observed: 13.47 ft at 2:15AM Aug 28, 2015Observed: 13.49 ft at 2:30AM Aug 28, 2015Observed: 13.5 ft at 2:45AM Aug 28, 2015Observed: 13.53 ft at 3:00AM Aug 28, 2015Observed: 13.63 ft at 3:15AM Aug 28, 2015Observed: 13.65 ft at 3:30AM Aug 28, 2015Observed: 13.66 ft at 3:45AM Aug 28, 2015Observed: 13.64 ft at 4:00AM Aug 28, 2015Observed: 13.63 ft at 4:15AM Aug 28, 2015Observed: 13.64 ft at 4:30AM Aug 28, 2015Observed: 13.63 ft at 4:45AM Aug 28, 2015Observed: 13.63 ft at 5:00AM Aug 28, 2015Observed: 13.63 ft at 5:15AM Aug 28, 2015Observed: 13.62 ft at 5:30AM Aug 28, 2015Observed: 13.62 ft at 5:45AM Aug 28, 2015Observed: 13.62 ft at 6:00AM Aug 28, 2015Observed: 13.61 ft at 6:15AM Aug 28, 2015Observed: 13.61 ft at 6:30AM Aug 28, 2015Observed: 13.59 ft at 6:45AM Aug 28, 2015Observed: 13.6 ft at 7:00AM Aug 28, 2015Observed: 13.59 ft at 7:15AM Aug 28, 2015Observed: 13.59 ft at 7:30AM Aug 28, 2015Observed: 13.56 ft at 7:45AM Aug 28, 2015Observed: 13.57 ft at 8:00AM Aug 28, 2015Observed: 13.54 ft at 8:01AM Aug 28, 2015Observed: 13.54 ft at 8:15AM Aug 28, 2015Observed: 13.54 ft at 8:16AM Aug 28, 2015Observed: 13.54 ft at 8:30AM Aug 28, 2015Observed: 13.53 ft at 8:45AM Aug 28, 2015Observed: 13.52 ft at 9:00AM Aug 28, 2015Observed: 13.51 ft at 9:15AM Aug 28, 2015Observed: 13.51 ft at 9:30AM Aug 28, 2015Observed: 13.51 ft at 9:45AM Aug 28, 2015Observed: 13.51 ft at 10:00AM Aug 28, 2015Observed: 13.49 ft at 10:15AM Aug 28, 2015Observed: 13.49 ft at 10:30AM Aug 28, 2015Observed: 13.48 ft at 10:45AM Aug 28, 2015Observed: 13.47 ft at 11:00AM Aug 28, 2015Observed: 13.46 ft at 11:15AM Aug 28, 2015Observed: 13.48 ft at 11:30AM Aug 28, 2015Observed: 13.46 ft at 11:45AM Aug 28, 2015Observed: 13.45 ft at 12:00PM Aug 28, 2015Observed: 13.45 ft at 12:15PM Aug 28, 2015Observed: 13.44 ft at 12:30PM Aug 28, 2015Observed: 13.43 ft at 12:45PM Aug 28, 2015Observed: 13.42 ft at 1:00PM Aug 28, 2015Observed: 13.42 ft at 1:15PM Aug 28, 2015Observed: 13.41 ft at 1:30PM Aug 28, 2015Observed: 13.4 ft at 1:45PM Aug 28, 2015Observed: 13.4 ft at 2:00PM Aug 28, 2015Observed: 13.39 ft at 2:15PM Aug 28, 2015Observed: 13.4 ft at 2:30PM Aug 28, 2015Observed: 13.39 ft at 2:45PM Aug 28, 2015Observed: 13.39 ft at 3:00PM Aug 28, 2015Observed: 13.38 ft at 3:15PM Aug 28, 2015Observed: 13.38 ft at 3:30PM Aug 28, 2015Observed: 13.37 ft at 3:45PM Aug 28, 2015Observed: 13.38 ft at 4:00PM Aug 28, 2015Observed: 13.37 ft at 4:15PM Aug 28, 2015Observed: 13.37 ft at 4:16PM Aug 28, 2015Observed: 13.36 ft at 4:30PM Aug 28, 2015Observed: 13.36 ft at 4:31PM Aug 28, 2015Observed: 13.36 ft at 4:45PM Aug 28, 2015Observed: 13.36 ft at 4:46PM Aug 28, 2015Observed: 13.34 ft at 5:00PM Aug 28, 2015Observed: 13.35 ft at 5:15PM Aug 28, 2015Observed: 13.34 ft at 5:30PM Aug 28, 2015Observed: 13.33 ft at 5:45PM Aug 28, 2015Observed: 13.33 ft at 6:00PM Aug 28, 2015Observed: 13.34 ft at 6:15PM Aug 28, 2015Observed: 13.32 ft at 6:30PM Aug 28, 2015Observed: 13.31 ft at 6:45PM Aug 28, 2015Observed: 13.31 ft at 7:00PM Aug 28, 2015Observed: 13.3 ft at 7:15PM Aug 28, 2015Observed: 13.3 ft at 7:30PM Aug 28, 2015Observed: 13.3 ft at 7:45PM Aug 28, 2015Observed: 13.3 ft at 8:00PM Aug 28, 2015Observed: 13.28 ft at 8:15PM Aug 28, 2015Observed: 13.28 ft at 8:30PM Aug 28, 2015Observed: 13.28 ft at 8:45PM Aug 28, 2015Observed: 13.27 ft at 9:00PM Aug 28, 2015Observed: 13.28 ft at 9:15PM Aug 28, 2015Observed: 13.27 ft at 9:30PM Aug 28, 2015Observed: 13.26 ft at 9:45PM Aug 28, 2015Observed: 13.26 ft at 10:00PM Aug 28, 2015Observed: 13.26 ft at 10:15PM Aug 28, 2015Observed: 13.25 ft at 10:30PM Aug 28, 2015Observed: 13.26 ft at 10:45PM Aug 28, 2015Observed: 13.25 ft at 11:00PM Aug 28, 2015Observed: 13.25 ft at 11:15PM Aug 28, 2015Observed: 13.24 ft at 11:30PM Aug 28, 2015Observed: 13.24 ft at 11:45PM Aug 28, 2015Observed: 13.23 ft at 12:00AM Aug 29, 2015Observed: 13.24 ft at 12:15AM Aug 29, 2015Observed: 13.24 ft at 12:17AM Aug 29, 2015Observed: 13.24 ft at 12:30AM Aug 29, 2015Observed: 13.24 ft at 12:32AM Aug 29, 2015Observed: 13.23 ft at 12:45AM Aug 29, 2015Observed: 13.23 ft at 12:47AM Aug 29, 2015Observed: 13.22 ft at 1:00AM Aug 29, 2015Observed: 13.22 ft at 1:15AM Aug 29, 2015Observed: 13.23 ft at 1:30AM Aug 29, 2015Observed: 13.22 ft at 1:45AM Aug 29, 2015Observed: 13.23 ft at 2:00AM Aug 29, 2015Observed: 13.22 ft at 2:15AM Aug 29, 2015Observed: 13.22 ft at 2:30AM Aug 29, 2015Observed: 13.22 ft at 2:45AM Aug 29, 2015Observed: 13.23 ft at 3:00AM Aug 29, 2015Observed: 13.23 ft at 3:15AM Aug 29, 2015Observed: 13.21 ft at 3:30AM Aug 29, 2015Observed: 13.22 ft at 3:45AM Aug 29, 2015Observed: 13.22 ft at 4:00AM Aug 29, 2015Observed: 13.22 ft at 4:15AM Aug 29, 2015Observed: 13.22 ft at 4:30AM Aug 29, 2015Observed: 13.22 ft at 4:45AM Aug 29, 2015Observed: 13.22 ft at 5:00AM Aug 29, 2015Observed: 13.23 ft at 5:15AM Aug 29, 2015Observed: 13.23 ft at 5:30AM Aug 29, 2015Observed: 13.23 ft at 5:45AM Aug 29, 2015Observed: 13.23 ft at 6:00AM Aug 29, 2015Observed: 13.24 ft at 6:15AM Aug 29, 2015Observed: 13.23 ft at 6:30AM Aug 29, 2015Observed: 13.24 ft at 6:45AM Aug 29, 2015Observed: 13.24 ft at 7:00AM Aug 29, 2015Observed: 13.23 ft at 7:15AM Aug 29, 2015Observed: 13.23 ft at 7:30AM Aug 29, 2015Observed: 13.23 ft at 7:45AM Aug 29, 2015Observed: 13.24 ft at 8:00AM Aug 29, 2015Observed: 13.24 ft at 8:15AM Aug 29, 2015Observed: 13.24 ft at 8:16AM Aug 29, 2015Observed: 13.26 ft at 8:30AM Aug 29, 2015Observed: 13.26 ft at 8:31AM Aug 29, 2015Observed: 13.24 ft at 8:45AM Aug 29, 2015Observed: 13.24 ft at 8:46AM Aug 29, 2015Observed: 13.24 ft at 9:00AM Aug 29, 2015Observed: 13.24 ft at 9:15AM Aug 29, 2015Observed: 13.24 ft at 9:30AM Aug 29, 2015Observed: 13.25 ft at 9:45AM Aug 29, 2015Observed: 13.25 ft at 10:00AM Aug 29, 2015Observed: 13.24 ft at 10:15AM Aug 29, 2015Observed: 13.25 ft at 10:30AM Aug 29, 2015Observed: 13.25 ft at 10:45AM Aug 29, 2015Observed: 13.25 ft at 11:00AM Aug 29, 2015Observed: 13.26 ft at 11:15AM Aug 29, 2015Observed: 13.24 ft at 11:30AM Aug 29, 2015Observed: 13.25 ft at 11:45AM Aug 29, 2015Observed: 13.25 ft at 12:00PM Aug 29, 2015Observed: 13.25 ft at 12:15PM Aug 29, 2015Observed: 13.26 ft at 12:30PM Aug 29, 2015Observed: 13.27 ft at 12:45PM Aug 29, 2015Observed: 13.25 ft at 1:00PM Aug 29, 2015Observed: 13.23 ft at 1:15PM Aug 29, 2015Observed: 13.25 ft at 1:30PM Aug 29, 2015Observed: 13.25 ft at 1:45PM Aug 29, 2015Observed: 13.27 ft at 2:00PM Aug 29, 2015Observed: 13.26 ft at 2:15PM Aug 29, 2015Observed: 13.26 ft at 2:30PM Aug 29, 2015Observed: 13.28 ft at 2:45PM Aug 29, 2015Observed: 13.27 ft at 3:00PM Aug 29, 2015Observed: 13.26 ft at 3:15PM Aug 29, 2015Observed: 13.28 ft at 3:30PM Aug 29, 2015Observed: 13.27 ft at 3:45PM Aug 29, 2015Observed: 13.28 ft at 4:00PM Aug 29, 2015Observed: 13.26 ft at 4:15PM Aug 29, 2015Observed: 13.26 ft at 4:16PM Aug 29, 2015Observed: 13.28 ft at 4:30PM Aug 29, 2015Observed: 13.28 ft at 4:31PM Aug 29, 2015Observed: 13.28 ft at 4:45PM Aug 29, 2015Observed: 13.28 ft at 4:46PM Aug 29, 2015Observed: 13.27 ft at 5:00PM Aug 29, 2015Observed: 13.29 ft at 5:15PM Aug 29, 2015Observed: 13.29 ft at 5:30PM Aug 29, 2015Observed: 13.3 ft at 5:45PM Aug 29, 2015Observed: 13.29 ft at 6:00PM Aug 29, 2015Observed: 13.28 ft at 6:15PM Aug 29, 2015Observed: 13.3 ft at 6:30PM Aug 29, 2015Observed: 13.31 ft at 6:45PM Aug 29, 2015Observed: 13.31 ft at 7:00PM Aug 29, 2015Observed: 13.29 ft at 7:15PM Aug 29, 2015Observed: 13.32 ft at 7:30PM Aug 29, 2015Observed: 13.32 ft at 7:45PM Aug 29, 2015Observed: 13.32 ft at 8:00PM Aug 29, 2015Observed: 13.34 ft at 8:15PM Aug 29, 2015Observed: 13.34 ft at 8:30PM Aug 29, 2015Observed: 13.33 ft at 8:45PM Aug 29, 2015Observed: 13.34 ft at 9:00PM Aug 29, 2015Observed: 13.34 ft at 9:15PM Aug 29, 2015Observed: 13.33 ft at 9:30PM Aug 29, 2015Observed: 13.36 ft at 9:45PM Aug 29, 2015Observed: 13.37 ft at 10:00PM Aug 29, 2015Observed: 13.37 ft at 10:15PM Aug 29, 2015Observed: 13.37 ft at 10:30PM Aug 29, 2015Observed: 13.37 ft at 10:45PM Aug 29, 2015Observed: 13.36 ft at 11:00PM Aug 29, 2015Observed: 13.38 ft at 11:15PM Aug 29, 2015Observed: 13.39 ft at 11:30PM Aug 29, 2015Observed: 13.39 ft at 11:45PM Aug 29, 2015Observed: 13.44 ft at 12:00AM Aug 30, 2015Observed: 13.45 ft at 12:15AM Aug 30, 2015Observed: 13.45 ft at 12:16AM Aug 30, 2015Observed: 13.45 ft at 12:30AM Aug 30, 2015Observed: 13.45 ft at 12:31AM Aug 30, 2015Observed: 13.46 ft at 12:45AM Aug 30, 2015Observed: 13.46 ft at 12:46AM Aug 30, 2015Observed: 13.48 ft at 1:00AM Aug 30, 2015Observed: 13.51 ft at 1:15AM Aug 30, 2015Observed: 13.51 ft at 1:30AM Aug 30, 2015Observed: 13.53 ft at 1:45AM Aug 30, 2015Observed: 13.54 ft at 2:00AM Aug 30, 2015Observed: 13.55 ft at 2:15AM Aug 30, 2015Observed: 13.58 ft at 2:30AM Aug 30, 2015Observed: 13.59 ft at 2:45AM Aug 30, 2015Observed: 13.62 ft at 3:00AM Aug 30, 2015Observed: 13.64 ft at 3:15AM Aug 30, 2015Observed: 13.66 ft at 3:30AM Aug 30, 2015Observed: 13.68 ft at 3:45AM Aug 30, 2015Observed: 13.69 ft at 4:00AM Aug 30, 2015Observed: 13.73 ft at 4:15AM Aug 30, 2015Observed: 13.74 ft at 4:30AM Aug 30, 2015Observed: 13.76 ft at 4:45AM Aug 30, 2015Observed: 13.8 ft at 5:00AM Aug 30, 2015Observed: 13.8 ft at 5:15AM Aug 30, 2015Observed: 13.84 ft at 5:30AM Aug 30, 2015Observed: 13.87 ft at 5:45AM Aug 30, 2015Observed: 13.87 ft at 6:00AM Aug 30, 2015Observed: 13.9 ft at 6:15AM Aug 30, 2015Observed: 13.91 ft at 6:30AM Aug 30, 2015Observed: 13.94 ft at 6:45AM Aug 30, 2015Observed: 13.96 ft at 7:00AM Aug 30, 2015Observed: 14 ft at 7:15AM Aug 30, 2015Observed: 14.02 ft at 7:30AM Aug 30, 2015Observed: 14.05 ft at 7:45AM Aug 30, 2015Observed: 14.07 ft at 8:00AM Aug 30, 2015Observed: 14.1 ft at 8:15AM Aug 30, 2015Observed: 14.1 ft at 8:17AM Aug 30, 2015Observed: 14.11 ft at 8:30AM Aug 30, 2015Observed: 14.11 ft at 8:32AM Aug 30, 2015Observed: 14.14 ft at 8:45AM Aug 30, 2015Observed: 14.14 ft at 8:47AM Aug 30, 2015Observed: 14.15 ft at 9:00AM Aug 30, 2015Observed: 14.2 ft at 9:15AM Aug 30, 2015Observed: 14.23 ft at 9:30AM Aug 30, 2015Observed: 14.24 ft at 9:45AM Aug 30, 2015Observed: 14.28 ft at 10:00AM Aug 30, 2015Observed: 14.3 ft at 10:15AM Aug 30, 2015Observed: 14.31 ft at 10:30AM Aug 30, 2015Observed: 14.33 ft at 10:45AM Aug 30, 2015Observed: 14.35 ft at 11:00AM Aug 30, 2015Observed: 14.38 ft at 11:15AM Aug 30, 2015Observed: 14.4 ft at 11:30AM Aug 30, 2015Observed: 14.44 ft at 11:45AM Aug 30, 2015Observed: 14.43 ft at 12:00PM Aug 30, 2015Observed: 14.47 ft at 12:15PM Aug 30, 2015Observed: 14.48 ft at 12:30PM Aug 30, 2015Observed: 14.5 ft at 12:45PM Aug 30, 2015Observed: 14.52 ft at 1:00PM Aug 30, 2015Observed: 14.54 ft at 1:15PM Aug 30, 2015Observed: 14.57 ft at 1:30PM Aug 30, 2015Observed: 14.58 ft at 1:45PM Aug 30, 2015Observed: 14.57 ft at 2:00PM Aug 30, 2015Observed: 14.6 ft at 2:15PM Aug 30, 2015Observed: 14.61 ft at 2:30PM Aug 30, 2015Observed: 14.65 ft at 2:45PM Aug 30, 2015Observed: 14.66 ft at 3:00PM Aug 30, 2015Observed: 14.7 ft at 3:15PM Aug 30, 2015Observed: 14.7 ft at 3:30PM Aug 30, 2015Observed: 14.69 ft at 3:45PM Aug 30, 2015Observed: 14.71 ft at 4:00PM Aug 30, 2015Observed: 14.72 ft at 4:15PM Aug 30, 2015Observed: 14.72 ft at 4:16PM Aug 30, 2015Observed: 14.73 ft at 4:30PM Aug 30, 2015Observed: 14.73 ft at 4:31PM Aug 30, 2015Observed: 14.74 ft at 4:45PM Aug 30, 2015Observed: 14.74 ft at 4:46PM Aug 30, 2015Observed: 14.75 ft at 5:00PM Aug 30, 2015Observed: 14.76 ft at 5:15PM Aug 30, 2015Observed: 14.78 ft at 5:30PM Aug 30, 2015Observed: 14.78 ft at 5:45PM Aug 30, 2015Observed: 14.77 ft at 6:00PM Aug 30, 2015Observed: 14.77 ft at 6:15PM Aug 30, 2015Observed: 14.78 ft at 6:30PM Aug 30, 2015Observed: 14.78 ft at 6:45PM Aug 30, 2015Highest Observation: 14.81 ft at 7:00PM Aug 30, 2015Observed: 14.79 ft at 7:15PM Aug 30, 2015Observed: 14.79 ft at 7:30PM Aug 30, 2015Observed: 14.8 ft at 7:45PM Aug 30, 2015Observed: 14.79 ft at 8:00PM Aug 30, 2015Observed: 14.8 ft at 8:15PM Aug 30, 2015Observed: 14.78 ft at 8:30PM Aug 30, 2015Observed: 14.79 ft at 8:45PM Aug 30, 2015Observed: 14.78 ft at 9:00PM Aug 30, 2015Highest Observation: 14.81 ft at 9:15PM Aug 30, 2015Observed: 14.8 ft at 9:30PM Aug 30, 2015Observed: 14.79 ft at 9:45PM Aug 30, 2015Observed: 14.78 ft at 10:00PM Aug 30, 2015Observed: 14.79 ft at 10:15PM Aug 30, 2015Observed: 14.78 ft at 10:30PM Aug 30, 2015Observed: 14.78 ft at 10:45PM Aug 30, 2015Observed: 14.76 ft at 11:00PM Aug 30, 2015Observed: 14.75 ft at 11:15PM Aug 30, 2015Observed: 14.76 ft at 11:30PM Aug 30, 2015Observed: 14.74 ft at 11:45PM Aug 30, 2015Observed: 14.73 ft at 12:00AM Aug 31, 2015Observed: 14.74 ft at 12:15AM Aug 31, 2015Observed: 14.74 ft at 12:17AM Aug 31, 2015Observed: 14.73 ft at 12:30AM Aug 31, 2015Observed: 14.73 ft at 12:32AM Aug 31, 2015Observed: 14.71 ft at 12:45AM Aug 31, 2015Observed: 14.71 ft at 12:47AM Aug 31, 2015Observed: 14.69 ft at 1:00AM Aug 31, 2015Observed: 14.7 ft at 1:15AM Aug 31, 2015Observed: 14.67 ft at 1:30AM Aug 31, 2015Observed: 14.68 ft at 1:45AM Aug 31, 2015Observed: 14.66 ft at 2:00AM Aug 31, 2015Observed: 14.65 ft at 2:15AM Aug 31, 2015Observed: 14.63 ft at 2:30AM Aug 31, 2015Observed: 14.63 ft at 2:45AM Aug 31, 2015Observed: 14.62 ft at 3:00AM Aug 31, 2015Observed: 14.6 ft at 3:15AM Aug 31, 2015Observed: 14.6 ft at 3:30AM Aug 31, 2015Observed: 14.59 ft at 3:45AM Aug 31, 2015Observed: 14.57 ft at 4:00AM Aug 31, 2015Observed: 14.54 ft at 4:15AM Aug 31, 2015Observed: 14.53 ft at 4:30AM Aug 31, 2015Observed: 14.51 ft at 4:45AM Aug 31, 2015Observed: 14.48 ft at 5:00AM Aug 31, 2015Observed: 14.48 ft at 5:15AM Aug 31, 2015Observed: 14.48 ft at 5:30AM Aug 31, 2015Observed: 14.45 ft at 5:45AM Aug 31, 2015Observed: 14.44 ft at 6:00AM Aug 31, 2015Observed: 14.43 ft at 6:15AM Aug 31, 2015Observed: 14.4 ft at 6:30AM Aug 31, 2015Observed: 14.39 ft at 6:45AM Aug 31, 2015Observed: 14.38 ft at 7:00AM Aug 31, 2015Observed: 14.37 ft at 7:15AM Aug 31, 2015Observed: 14.35 ft at 7:30AM Aug 31, 2015Observed: 14.34 ft at 7:45AM Aug 31, 2015Observed: 14.33 ft at 8:00AM Aug 31, 2015Observed: 14.3 ft at 8:15AM Aug 31, 2015Observed: 14.3 ft at 8:17AM Aug 31, 2015Observed: 14.29 ft at 8:30AM Aug 31, 2015Observed: 14.29 ft at 8:32AM Aug 31, 2015Observed: 14.28 ft at 8:45AM Aug 31, 2015Observed: 14.28 ft at 8:47AM Aug 31, 2015Observed: 14.26 ft at 9:00AM Aug 31, 2015Observed: 14.25 ft at 9:15AM Aug 31, 2015Observed: 14.22 ft at 9:30AM Aug 31, 2015Observed: 14.2 ft at 9:45AM Aug 31, 2015Observed: 14.19 ft at 10:00AM Aug 31, 2015Observed: 14.19 ft at 10:15AM Aug 31, 2015Observed: 14.18 ft at 10:30AM Aug 31, 2015Observed: 14.15 ft at 10:45AM Aug 31, 2015Observed: 14.14 ft at 11:00AM Aug 31, 2015Observed: 14.13 ft at 11:15AM Aug 31, 2015Observed: 14.1 ft at 11:30AM Aug 31, 2015Observed: 14.11 ft at 11:45AM Aug 31, 2015Observed: 14.1 ft at 12:00PM Aug 31, 2015Observed: 14.07 ft at 12:15PM Aug 31, 2015Observed: 14.06 ft at 12:30PM Aug 31, 2015Observed: 14.05 ft at 12:45PM Aug 31, 2015Observed: 14.02 ft at 1:00PM Aug 31, 2015Observed: 14 ft at 1:15PM Aug 31, 2015Observed: 14 ft at 1:30PM Aug 31, 2015Observed: 13.98 ft at 1:45PM Aug 31, 2015Observed: 13.96 ft at 2:00PM Aug 31, 2015Observed: 13.95 ft at 2:15PM Aug 31, 2015Observed: 13.95 ft at 2:30PM Aug 31, 2015Observed: 13.93 ft at 2:45PM Aug 31, 2015Observed: 13.9 ft at 3:00PM Aug 31, 2015Observed: 13.91 ft at 3:15PM Aug 31, 2015Observed: 13.88 ft at 3:30PM Aug 31, 2015Observed: 13.87 ft at 3:45PM Aug 31, 2015Observed: 13.87 ft at 4:00PM Aug 31, 2015Observed: 13.83 ft at 4:15PM Aug 31, 2015Observed: 13.84 ft at 4:30PM Aug 31, 2015Observed: 13.84 ft at 4:31PM Aug 31, 2015Observed: 13.81 ft at 4:45PM Aug 31, 2015Observed: 13.81 ft at 4:46PM Aug 31, 2015Observed: 13.81 ft at 5:00PM Aug 31, 2015Observed: 13.81 ft at 5:01PM Aug 31, 2015Observed: 13.78 ft at 5:15PM Aug 31, 2015Observed: 13.76 ft at 5:30PM Aug 31, 2015Observed: 13.75 ft at 5:45PM Aug 31, 2015Observed: 13.74 ft at 6:00PM Aug 31, 2015Observed: 13.73 ft at 6:15PM Aug 31, 2015Observed: 13.71 ft at 6:30PM Aug 31, 2015Observed: 13.7 ft at 6:45PM Aug 31, 2015Observed: 13.68 ft at 7:00PM Aug 31, 2015Observed: 13.66 ft at 7:15PM Aug 31, 2015Observed: 13.65 ft at 7:30PM Aug 31, 2015Observed: 13.65 ft at 7:45PM Aug 31, 2015Observed: 13.64 ft at 8:00PM Aug 31, 2015Observed: 13.63 ft at 8:15PM Aug 31, 2015Observed: 13.62 ft at 8:30PM Aug 31, 2015Observed: 13.6 ft at 8:45PM Aug 31, 2015Observed: 13.59 ft at 9:00PM Aug 31, 2015Observed: 13.57 ft at 9:15PM Aug 31, 2015Observed: 13.57 ft at 9:30PM Aug 31, 2015Observed: 13.57 ft at 9:45PM Aug 31, 2015Observed: 13.55 ft at 10:00PM Aug 31, 2015Observed: 13.54 ft at 10:15PM Aug 31, 2015Observed: 13.54 ft at 10:30PM Aug 31, 2015Observed: 13.51 ft at 10:45PM Aug 31, 2015Observed: 13.51 ft at 11:00PM Aug 31, 2015Observed: 13.51 ft at 11:15PM Aug 31, 2015Observed: 13.49 ft at 11:30PM Aug 31, 2015Observed: 13.47 ft at 11:45PM Aug 31, 2015Observed: 13.47 ft at 12:00AM Sep 01, 2015Observed: 13.47 ft at 12:15AM Sep 01, 2015Observed: 13.45 ft at 12:30AM Sep 01, 2015Observed: 13.45 ft at 12:32AM Sep 01, 2015Observed: 13.45 ft at 12:45AM Sep 01, 2015Observed: 13.45 ft at 12:47AM Sep 01, 2015Observed: 13.43 ft at 1:00AM Sep 01, 2015Observed: 13.43 ft at 1:02AM Sep 01, 2015Observed: 13.43 ft at 1:15AM Sep 01, 2015Observed: 13.43 ft at 1:30AM Sep 01, 2015Observed: 13.41 ft at 1:45AM Sep 01, 2015Observed: 13.4 ft at 2:00AM Sep 01, 2015Observed: 13.4 ft at 2:15AM Sep 01, 2015Observed: 13.39 ft at 2:30AM Sep 01, 2015Observed: 13.38 ft at 2:45AM Sep 01, 2015Observed: 13.36 ft at 3:00AM Sep 01, 2015Observed: 13.38 ft at 3:15AM Sep 01, 2015Observed: 13.37 ft at 3:30AM Sep 01, 2015Observed: 13.37 ft at 3:45AM Sep 01, 2015Observed: 13.34 ft at 4:00AM Sep 01, 2015Observed: 13.35 ft at 4:15AM Sep 01, 2015Observed: 13.33 ft at 4:30AM Sep 01, 2015Observed: 13.34 ft at 4:45AM Sep 01, 2015Observed: 13.34 ft at 5:00AM Sep 01, 2015Observed: 13.31 ft at 5:15AM Sep 01, 2015Observed: 13.32 ft at 5:30AM Sep 01, 2015Observed: 13.3 ft at 5:45AM Sep 01, 2015Observed: 13.31 ft at 6:00AM Sep 01, 2015Observed: 13.31 ft at 6:15AM Sep 01, 2015Observed: 13.3 ft at 6:30AM Sep 01, 2015Observed: 13.28 ft at 6:45AM Sep 01, 2015Observed: 13.28 ft at 7:00AM Sep 01, 2015Observed: 13.28 ft at 7:15AM Sep 01, 2015Observed: 13.27 ft at 7:30AM Sep 01, 2015Observed: 13.28 ft at 7:45AM Sep 01, 2015Observed: 13.28 ft at 8:00AM Sep 01, 2015Observed: 13.27 ft at 8:15AM Sep 01, 2015Observed: 13.24 ft at 8:30AM Sep 01, 2015Observed: 13.24 ft at 8:31AM Sep 01, 2015Observed: 13.25 ft at 8:45AM Sep 01, 2015Observed: 13.25 ft at 8:46AM Sep 01, 2015Observed: 13.25 ft at 9:00AM Sep 01, 2015Observed: 13.25 ft at 9:01AM Sep 01, 2015Observed: 13.24 ft at 9:15AM Sep 01, 2015Observed: 13.24 ft at 9:30AM Sep 01, 2015Observed: 13.23 ft at 9:45AM Sep 01, 2015Observed: 13.22 ft at 10:00AM Sep 01, 2015Observed: 13.23 ft at 10:15AM Sep 01, 2015Observed: 13.22 ft at 10:30AM Sep 01, 2015Observed: 13.21 ft at 10:45AM Sep 01, 2015Observed: 13.22 ft at 11:00AM Sep 01, 2015Observed: 13.19 ft at 11:15AM Sep 01, 2015Observed: 13.21 ft at 11:30AM Sep 01, 2015Observed: 13.19 ft at 11:45AM Sep 01, 2015Observed: 13.19 ft at 12:00PM Sep 01, 2015Observed: 13.21 ft at 12:15PM Sep 01, 2015Observed: 13.2 ft at 12:30PM Sep 01, 2015Observed: 13.18 ft at 12:45PM Sep 01, 2015Observed: 13.17 ft at 1:00PM Sep 01, 2015Observed: 13.18 ft at 1:15PM Sep 01, 2015Observed: 13.16 ft at 1:30PM Sep 01, 2015Observed: 13.16 ft at 1:45PM Sep 01, 2015Observed: 13.17 ft at 2:00PM Sep 01, 2015Observed: 13.17 ft at 2:15PM Sep 01, 2015Observed: 13.16 ft at 2:30PM Sep 01, 2015Observed: 13.16 ft at 2:45PM Sep 01, 2015Observed: 13.15 ft at 3:00PM Sep 01, 2015Observed: 13.15 ft at 3:15PM Sep 01, 2015Observed: 13.15 ft at 3:30PM Sep 01, 2015Observed: 13.14 ft at 3:45PM Sep 01, 2015Observed: 13.13 ft at 4:00PM Sep 01, 2015Observed: 13.14 ft at 4:15PM Sep 01, 2015Observed: 13.14 ft at 4:30PM Sep 01, 2015Observed: 13.14 ft at 4:31PM Sep 01, 2015Observed: 13.13 ft at 4:45PM Sep 01, 2015Observed: 13.13 ft at 4:46PM Sep 01, 2015Observed: 13.12 ft at 5:00PM Sep 01, 2015Observed: 13.12 ft at 5:01PM Sep 01, 2015Observed: 13.12 ft at 5:15PM Sep 01, 2015Observed: 13.13 ft at 5:30PM Sep 01, 2015Observed: 13.12 ft at 5:45PM Sep 01, 2015Observed: 13.11 ft at 6:00PM Sep 01, 2015Observed: 13.12 ft at 6:15PM Sep 01, 2015Observed: 13.1 ft at 6:30PM Sep 01, 2015Observed: 13.12 ft at 6:45PM Sep 01, 2015Observed: 13.1 ft at 7:00PM Sep 01, 2015Observed: 13.1 ft at 7:15PM Sep 01, 2015Observed: 13.1 ft at 7:30PM Sep 01, 2015Observed: 13.09 ft at 7:45PM Sep 01, 2015Observed: 13.08 ft at 8:00PM Sep 01, 2015Observed: 13.07 ft at 8:15PM Sep 01, 2015Observed: 13.08 ft at 8:30PM Sep 01, 2015Observed: 13.07 ft at 8:45PM Sep 01, 2015Observed: 13.07 ft at 9:00PM Sep 01, 2015Observed: 13.06 ft at 9:15PM Sep 01, 2015Observed: 13.06 ft at 9:30PM Sep 01, 2015Observed: 13.06 ft at 9:45PM Sep 01, 2015Observed: 13.04 ft at 10:00PM Sep 01, 2015Observed: 13.04 ft at 10:15PM Sep 01, 2015Observed: 13.04 ft at 10:30PM Sep 01, 2015Observed: 13.02 ft at 10:45PM Sep 01, 2015Observed: 13.03 ft at 11:00PM Sep 01, 2015Observed: 13.02 ft at 11:15PM Sep 01, 2015Observed: 13.03 ft at 11:30PM Sep 01, 2015Observed: 13.02 ft at 11:45PM Sep 01, 2015Observed: 13.02 ft at 12:00AM Sep 02, 2015Observed: 13.01 ft at 12:15AM Sep 02, 2015Observed: 13 ft at 12:30AM Sep 02, 2015Observed: 13 ft at 12:32AM Sep 02, 2015Observed: 13 ft at 12:45AM Sep 02, 2015Observed: 13 ft at 12:47AM Sep 02, 2015Observed: 12.99 ft at 1:00AM Sep 02, 2015Observed: 12.99 ft at 1:02AM Sep 02, 2015Observed: 12.99 ft at 1:15AM Sep 02, 2015Observed: 12.99 ft at 1:30AM Sep 02, 2015Observed: 12.98 ft at 1:45AM Sep 02, 2015Observed: 12.97 ft at 2:00AM Sep 02, 2015Observed: 12.97 ft at 2:15AM Sep 02, 2015Observed: 12.98 ft at 2:30AM Sep 02, 2015Observed: 12.97 ft at 2:45AM Sep 02, 2015Observed: 12.97 ft at 3:00AM Sep 02, 2015Observed: 12.95 ft at 3:15AM Sep 02, 2015Observed: 12.96 ft at 3:30AM Sep 02, 2015Observed: 12.96 ft at 3:45AM Sep 02, 2015Observed: 12.95 ft at 4:00AM Sep 02, 2015Observed: 12.95 ft at 4:15AM Sep 02, 2015Observed: 12.93 ft at 4:30AM Sep 02, 2015Observed: 12.94 ft at 4:45AM Sep 02, 2015Observed: 12.94 ft at 5:00AM Sep 02, 2015Observed: 12.94 ft at 5:15AM Sep 02, 2015Observed: 12.94 ft at 5:30AM Sep 02, 2015Observed: 12.94 ft at 5:45AM Sep 02, 2015Observed: 12.92 ft at 6:00AM Sep 02, 2015Observed: 12.92 ft at 6:15AM Sep 02, 2015Observed: 12.92 ft at 6:30AM Sep 02, 2015Observed: 12.91 ft at 6:45AM Sep 02, 2015Observed: 12.93 ft at 7:00AM Sep 02, 2015Observed: 12.91 ft at 7:15AM Sep 02, 2015Observed: 12.9 ft at 7:30AM Sep 02, 2015Observed: 12.9 ft at 7:45AM Sep 02, 2015Observed: 12.9 ft at 8:00AM Sep 02, 2015Observed: 12.89 ft at 8:15AM Sep 02, 2015Observed: 12.89 ft at 8:30AM Sep 02, 2015Observed: 12.89 ft at 8:31AM Sep 02, 2015Observed: 12.89 ft at 8:45AM Sep 02, 2015Observed: 12.89 ft at 8:46AM Sep 02, 2015Observed: 12.88 ft at 9:00AM Sep 02, 2015Observed: 12.88 ft at 9:01AM Sep 02, 2015Observed: 12.87 ft at 9:15AM Sep 02, 2015Observed: 12.89 ft at 9:30AM Sep 02, 2015Observed: 12.89 ft at 9:45AM Sep 02, 2015Observed: 12.9 ft at 10:00AM Sep 02, 2015Observed: 12.89 ft at 10:15AM Sep 02, 2015Observed: 12.89 ft at 10:30AM Sep 02, 2015Observed: 12.88 ft at 10:45AM Sep 02, 2015Observed: 12.89 ft at 11:00AM Sep 02, 2015Observed: 12.87 ft at 11:15AM Sep 02, 2015Observed: 12.88 ft at 11:30AM Sep 02, 2015Observed: 12.87 ft at 11:45AM Sep 02, 2015Observed: 12.88 ft at 12:00PM Sep 02, 2015Observed: 12.87 ft at 12:15PM Sep 02, 2015Observed: 12.85 ft at 12:30PM Sep 02, 2015Observed: 12.86 ft at 12:45PM Sep 02, 2015Observed: 12.85 ft at 1:00PM Sep 02, 2015Observed: 12.85 ft at 1:15PM Sep 02, 2015Observed: 12.87 ft at 1:30PM Sep 02, 2015Observed: 12.86 ft at 1:45PM Sep 02, 2015Observed: 12.85 ft at 2:00PM Sep 02, 2015Observed: 12.84 ft at 2:15PM Sep 02, 2015Observed: 12.84 ft at 2:30PM Sep 02, 2015Observed: 12.84 ft at 2:45PM Sep 02, 2015Observed: 12.84 ft at 3:00PM Sep 02, 2015Observed: 12.82 ft at 3:15PM Sep 02, 2015Observed: 12.84 ft at 3:30PM Sep 02, 2015USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (4:49PM Sep 2, 2015)ObservedLatest observed value: 12.84 ft at 3:30 PM CDT 2-Sep-2015. Flood Stage is 32 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Automated gauge readings are now available, courtesy of the USGS.

NOTE: Forecasts for the Big Sioux River at Sioux City are issued as needed during times of high water, but are not routinely available.

Vertical datum height surveyed by the USGS

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Upstream Gauge - near Jefferson Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 41
Moderate Flood Stage: 38
Flood Stage: 32
Action Stage: 29
Low Stage (in feet): 0

Historic Crests
(1) 108.30 ft on 04/10/1969
(2) 106.80 ft on 04/03/1960
(3) 105.63 ft on 06/20/2014
(4) 104.80 ft on 04/01/1962
(5) 104.50 ft on 06/25/1984
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 105.63 ft on 06/20/2014
(2) 102.20 ft on 06/27/2011
(3) 97.70 ft on 09/30/2010
(4) 96.80 ft on 04/10/1997
(5) 102.00 ft on 04/14/1993
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
43.5 The lower levees in the Iowa Riverside community are in danger of being overtopped if not sandbagged.
41 Sandbagging is needed to protect Interstate 29 from flooding.
38 Most of the storm drains are submerged.
32 Agricultural land north of the leveed area begins to flood.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.524444° N, Longitude: 96.480000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 32 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 1060 ft 1092.0 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 992.7 1091.7 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
Flood stage and impact levels have recently changed due to a change in the zero datum for this gauge. How low could the river get?
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 13-Aug-2015 2:15 AM
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