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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 11.71 ft at 4:00AM Jul 27, 2020Observed: 11.66 ft at 4:15AM Jul 27, 2020Observed: 11.65 ft at 4:30AM Jul 27, 2020Observed: 11.59 ft at 4:45AM Jul 27, 2020Observed: 11.6 ft at 5:00AM Jul 27, 2020Observed: 11.66 ft at 5:15AM Jul 27, 2020Observed: 11.64 ft at 5:30AM Jul 27, 2020Observed: 11.64 ft at 5:45AM Jul 27, 2020Observed: 11.69 ft at 6:00AM Jul 27, 2020Observed: 11.68 ft at 6:15AM Jul 27, 2020Observed: 11.65 ft at 6:30AM Jul 27, 2020Observed: 11.71 ft at 6:45AM Jul 27, 2020Observed: 11.61 ft at 7:00AM Jul 27, 2020Observed: 11.64 ft at 7:15AM Jul 27, 2020Observed: 11.64 ft at 7:17AM Jul 27, 2020Observed: 11.67 ft at 7:30AM Jul 27, 2020Observed: 11.67 ft at 7:32AM Jul 27, 2020Observed: 11.64 ft at 7:45AM Jul 27, 2020Observed: 11.64 ft at 7:47AM Jul 27, 2020Observed: 11.57 ft at 8:00AM Jul 27, 2020Observed: 11.69 ft at 8:15AM Jul 27, 2020Observed: 11.66 ft at 8:30AM Jul 27, 2020Observed: 11.6 ft at 8:45AM Jul 27, 2020Observed: 11.64 ft at 9:00AM Jul 27, 2020Observed: 11.65 ft at 9:15AM Jul 27, 2020Observed: 11.66 ft at 9:30AM Jul 27, 2020Observed: 11.67 ft at 9:45AM Jul 27, 2020Observed: 11.64 ft at 10:00AM Jul 27, 2020Observed: 11.68 ft at 10:15AM Jul 27, 2020Observed: 11.68 ft at 10:30AM Jul 27, 2020Observed: 11.62 ft at 10:45AM Jul 27, 2020Observed: 11.61 ft at 11:00AM Jul 27, 2020Observed: 11.68 ft at 11:15AM Jul 27, 2020Observed: 11.65 ft at 11:30AM Jul 27, 2020Observed: 11.66 ft at 11:45AM Jul 27, 2020Observed: 11.68 ft at 12:00PM Jul 27, 2020Observed: 11.64 ft at 12:15PM Jul 27, 2020Observed: 11.71 ft at 12:30PM Jul 27, 2020Observed: 11.63 ft at 12:45PM Jul 27, 2020Observed: 11.65 ft at 1:00PM Jul 27, 2020Observed: 11.7 ft at 1:15PM Jul 27, 2020Observed: 11.63 ft at 1:30PM Jul 27, 2020Observed: 11.68 ft at 1:45PM Jul 27, 2020Observed: 11.68 ft at 2:00PM Jul 27, 2020Observed: 11.66 ft at 2:15PM Jul 27, 2020Observed: 11.58 ft at 2:30PM Jul 27, 2020Observed: 11.61 ft at 2:45PM Jul 27, 2020Observed: 11.64 ft at 3:00PM Jul 27, 2020Observed: 11.71 ft at 3:15PM Jul 27, 2020Observed: 11.71 ft at 3:16PM Jul 27, 2020Observed: 11.59 ft at 3:30PM Jul 27, 2020Observed: 11.59 ft at 3:31PM Jul 27, 2020Observed: 11.66 ft at 3:45PM Jul 27, 2020Observed: 11.66 ft at 3:46PM Jul 27, 2020Observed: 11.62 ft at 4:00PM Jul 27, 2020Observed: 11.66 ft at 4:15PM Jul 27, 2020Observed: 11.64 ft at 4:30PM Jul 27, 2020Observed: 11.64 ft at 4:45PM Jul 27, 2020Observed: 11.63 ft at 5:00PM Jul 27, 2020Observed: 11.62 ft at 5:15PM Jul 27, 2020Observed: 11.67 ft at 5:30PM Jul 27, 2020Observed: 11.62 ft at 5:45PM Jul 27, 2020Observed: 11.66 ft at 6:00PM Jul 27, 2020Observed: 11.66 ft at 6:15PM Jul 27, 2020Observed: 11.61 ft at 6:30PM Jul 27, 2020Observed: 11.65 ft at 6:45PM Jul 27, 2020Observed: 11.67 ft at 7:00PM Jul 27, 2020Observed: 11.66 ft at 7:15PM Jul 27, 2020Observed: 11.67 ft at 7:30PM Jul 27, 2020Observed: 11.61 ft at 7:45PM Jul 27, 2020Observed: 11.61 ft at 8:00PM Jul 27, 2020Observed: 11.63 ft at 8:15PM Jul 27, 2020Observed: 11.63 ft at 8:30PM Jul 27, 2020Observed: 11.64 ft at 8:45PM Jul 27, 2020Observed: 11.57 ft at 9:00PM Jul 27, 2020Observed: 11.64 ft at 9:15PM Jul 27, 2020Observed: 11.6 ft at 9:30PM Jul 27, 2020Observed: 11.66 ft at 9:45PM Jul 27, 2020Observed: 11.6 ft at 10:00PM Jul 27, 2020Observed: 11.67 ft at 10:15PM Jul 27, 2020Observed: 11.64 ft at 10:30PM Jul 27, 2020Observed: 11.65 ft at 10:45PM Jul 27, 2020Observed: 11.6 ft at 11:00PM Jul 27, 2020Observed: 11.61 ft at 11:15PM Jul 27, 2020Observed: 11.61 ft at 11:17PM Jul 27, 2020Observed: 11.62 ft at 11:30PM Jul 27, 2020Observed: 11.62 ft at 11:32PM Jul 27, 2020Observed: 11.57 ft at 11:45PM Jul 27, 2020Observed: 11.57 ft at 11:47PM Jul 27, 2020Observed: 11.59 ft at 12:00AM Jul 28, 2020Observed: 11.59 ft at 12:15AM Jul 28, 2020Observed: 11.6 ft at 12:30AM Jul 28, 2020Observed: 11.64 ft at 12:45AM Jul 28, 2020Observed: 11.59 ft at 1:00AM Jul 28, 2020Observed: 11.66 ft at 1:15AM Jul 28, 2020Observed: 11.64 ft at 1:30AM Jul 28, 2020Observed: 11.56 ft at 1:45AM Jul 28, 2020Observed: 11.57 ft at 2:00AM Jul 28, 2020Observed: 11.62 ft at 2:15AM Jul 28, 2020Observed: 11.58 ft at 2:30AM Jul 28, 2020Observed: 11.55 ft at 2:45AM Jul 28, 2020Observed: 11.64 ft at 3:00AM Jul 28, 2020Observed: 11.64 ft at 3:15AM Jul 28, 2020Observed: 11.58 ft at 3:30AM Jul 28, 2020Observed: 11.59 ft at 3:45AM Jul 28, 2020Observed: 11.62 ft at 4:00AM Jul 28, 2020Observed: 11.57 ft at 4:15AM Jul 28, 2020Observed: 11.56 ft at 4:30AM Jul 28, 2020Observed: 11.53 ft at 4:45AM Jul 28, 2020Observed: 11.62 ft at 5:00AM Jul 28, 2020Observed: 11.59 ft at 5:15AM Jul 28, 2020Observed: 11.59 ft at 5:30AM Jul 28, 2020Observed: 11.58 ft at 5:45AM Jul 28, 2020Observed: 11.59 ft at 6:00AM Jul 28, 2020Observed: 11.55 ft at 6:15AM Jul 28, 2020Observed: 11.57 ft at 6:30AM Jul 28, 2020Observed: 11.53 ft at 6:45AM Jul 28, 2020Observed: 11.58 ft at 7:00AM Jul 28, 2020Observed: 11.58 ft at 7:15AM Jul 28, 2020Observed: 11.56 ft at 7:30AM Jul 28, 2020Observed: 11.56 ft at 7:31AM Jul 28, 2020Observed: 11.52 ft at 7:45AM Jul 28, 2020Observed: 11.52 ft at 7:46AM Jul 28, 2020Observed: 11.56 ft at 8:00AM Jul 28, 2020Observed: 11.56 ft at 8:01AM Jul 28, 2020Observed: 11.56 ft at 8:15AM Jul 28, 2020Observed: 11.58 ft at 8:30AM Jul 28, 2020Observed: 11.58 ft at 8:45AM Jul 28, 2020Observed: 11.55 ft at 9:00AM Jul 28, 2020Observed: 11.57 ft at 9:15AM Jul 28, 2020Observed: 11.54 ft at 9:30AM Jul 28, 2020Observed: 11.55 ft at 9:45AM Jul 28, 2020Observed: 11.6 ft at 10:00AM Jul 28, 2020Observed: 11.6 ft at 10:15AM Jul 28, 2020Observed: 11.56 ft at 10:30AM Jul 28, 2020Observed: 11.62 ft at 10:45AM Jul 28, 2020Observed: 11.56 ft at 11:00AM Jul 28, 2020Observed: 11.59 ft at 11:15AM Jul 28, 2020Observed: 11.55 ft at 11:30AM Jul 28, 2020Observed: 11.6 ft at 11:45AM Jul 28, 2020Observed: 11.63 ft at 12:00PM Jul 28, 2020Observed: 11.6 ft at 12:15PM Jul 28, 2020Observed: 11.57 ft at 12:30PM Jul 28, 2020Observed: 11.59 ft at 12:45PM Jul 28, 2020Observed: 11.6 ft at 1:00PM Jul 28, 2020Observed: 11.57 ft at 1:15PM Jul 28, 2020Observed: 11.56 ft at 1:30PM Jul 28, 2020Observed: 11.59 ft at 1:45PM Jul 28, 2020Observed: 11.58 ft at 2:00PM Jul 28, 2020Observed: 11.59 ft at 2:15PM Jul 28, 2020Observed: 11.58 ft at 2:30PM Jul 28, 2020Observed: 11.67 ft at 2:45PM Jul 28, 2020Observed: 11.59 ft at 3:00PM Jul 28, 2020Observed: 11.59 ft at 3:15PM Jul 28, 2020Observed: 11.57 ft at 3:30PM Jul 28, 2020Observed: 11.57 ft at 3:32PM Jul 28, 2020Observed: 11.62 ft at 3:45PM Jul 28, 2020Observed: 11.62 ft at 3:47PM Jul 28, 2020Observed: 11.61 ft at 4:00PM Jul 28, 2020Observed: 11.61 ft at 4:02PM Jul 28, 2020Observed: 11.68 ft at 4:15PM Jul 28, 2020Observed: 11.62 ft at 4:30PM Jul 28, 2020Observed: 11.6 ft at 4:45PM Jul 28, 2020Observed: 11.6 ft at 5:00PM Jul 28, 2020Observed: 11.6 ft at 5:15PM Jul 28, 2020Observed: 11.61 ft at 5:30PM Jul 28, 2020Observed: 11.59 ft at 5:45PM Jul 28, 2020Observed: 11.57 ft at 6:00PM Jul 28, 2020Observed: 11.59 ft at 6:15PM Jul 28, 2020Observed: 11.57 ft at 6:30PM Jul 28, 2020Observed: 11.58 ft at 6:45PM Jul 28, 2020Observed: 11.57 ft at 7:00PM Jul 28, 2020Observed: 11.63 ft at 7:15PM Jul 28, 2020Observed: 11.58 ft at 7:30PM Jul 28, 2020Observed: 11.55 ft at 7:45PM Jul 28, 2020Observed: 11.61 ft at 8:00PM Jul 28, 2020Observed: 11.56 ft at 8:15PM Jul 28, 2020Observed: 11.52 ft at 8:30PM Jul 28, 2020Observed: 11.56 ft at 8:45PM Jul 28, 2020Observed: 11.55 ft at 9:00PM Jul 28, 2020Observed: 11.55 ft at 9:15PM Jul 28, 2020Observed: 11.6 ft at 9:30PM Jul 28, 2020Observed: 11.56 ft at 9:45PM Jul 28, 2020Observed: 11.56 ft at 10:00PM Jul 28, 2020Observed: 11.54 ft at 10:15PM Jul 28, 2020Observed: 11.58 ft at 10:30PM Jul 28, 2020Observed: 11.54 ft at 10:45PM Jul 28, 2020Observed: 11.49 ft at 11:00PM Jul 28, 2020Observed: 11.59 ft at 11:15PM Jul 28, 2020Observed: 11.54 ft at 11:30PM Jul 28, 2020Observed: 11.54 ft at 11:31PM Jul 28, 2020Observed: 11.52 ft at 11:45PM Jul 28, 2020Observed: 11.52 ft at 11:46PM Jul 28, 2020Observed: 11.5 ft at 12:00AM Jul 29, 2020Observed: 11.5 ft at 12:01AM Jul 29, 2020Observed: 11.5 ft at 12:15AM Jul 29, 2020Observed: 11.52 ft at 12:30AM Jul 29, 2020Observed: 11.48 ft at 12:45AM Jul 29, 2020Observed: 11.55 ft at 1:00AM Jul 29, 2020Observed: 11.52 ft at 1:15AM Jul 29, 2020Observed: 11.5 ft at 1:30AM Jul 29, 2020Observed: 11.54 ft at 1:45AM Jul 29, 2020Observed: 11.5 ft at 2:00AM Jul 29, 2020Observed: 11.5 ft at 2:15AM Jul 29, 2020Observed: 11.45 ft at 2:30AM Jul 29, 2020Observed: 11.54 ft at 2:45AM Jul 29, 2020Observed: 11.56 ft at 3:00AM Jul 29, 2020Observed: 11.51 ft at 3:15AM Jul 29, 2020Observed: 11.55 ft at 3:30AM Jul 29, 2020Observed: 11.49 ft at 3:45AM Jul 29, 2020Observed: 11.53 ft at 4:00AM Jul 29, 2020Observed: 11.46 ft at 4:15AM Jul 29, 2020Observed: 11.5 ft at 4:30AM Jul 29, 2020Observed: 11.53 ft at 4:45AM Jul 29, 2020Observed: 11.56 ft at 5:00AM Jul 29, 2020Observed: 11.55 ft at 5:15AM Jul 29, 2020Observed: 11.48 ft at 5:30AM Jul 29, 2020Observed: 11.53 ft at 5:45AM Jul 29, 2020Observed: 11.51 ft at 6:00AM Jul 29, 2020Observed: 11.53 ft at 6:15AM Jul 29, 2020Observed: 11.5 ft at 6:30AM Jul 29, 2020Observed: 11.55 ft at 6:45AM Jul 29, 2020Observed: 11.48 ft at 7:00AM Jul 29, 2020Observed: 11.5 ft at 7:15AM Jul 29, 2020Observed: 11.49 ft at 7:30AM Jul 29, 2020Observed: 11.49 ft at 7:31AM Jul 29, 2020Observed: 11.54 ft at 7:45AM Jul 29, 2020Observed: 11.54 ft at 7:46AM Jul 29, 2020Observed: 11.55 ft at 8:00AM Jul 29, 2020Observed: 11.55 ft at 8:01AM Jul 29, 2020Observed: 11.48 ft at 8:15AM Jul 29, 2020Observed: 11.53 ft at 8:30AM Jul 29, 2020Observed: 11.52 ft at 8:45AM Jul 29, 2020Observed: 11.53 ft at 9:00AM Jul 29, 2020Observed: 11.61 ft at 9:15AM Jul 29, 2020Observed: 11.57 ft at 9:30AM Jul 29, 2020Observed: 11.57 ft at 9:45AM Jul 29, 2020Observed: 11.47 ft at 10:00AM Jul 29, 2020Observed: 11.53 ft at 10:15AM Jul 29, 2020Observed: 11.56 ft at 10:30AM Jul 29, 2020Observed: 11.59 ft at 10:45AM Jul 29, 2020Observed: 11.55 ft at 11:00AM Jul 29, 2020Observed: 11.62 ft at 11:15AM Jul 29, 2020Observed: 11.62 ft at 11:30AM Jul 29, 2020Observed: 11.59 ft at 11:45AM Jul 29, 2020Observed: 11.57 ft at 12:00PM Jul 29, 2020Observed: 11.6 ft at 12:15PM Jul 29, 2020Observed: 11.65 ft at 12:30PM Jul 29, 2020Observed: 11.63 ft at 12:45PM Jul 29, 2020Observed: 11.6 ft at 1:00PM Jul 29, 2020Observed: 11.62 ft at 1:15PM Jul 29, 2020Observed: 11.66 ft at 1:30PM Jul 29, 2020Observed: 11.61 ft at 1:45PM Jul 29, 2020Observed: 11.6 ft at 2:00PM Jul 29, 2020Observed: 11.65 ft at 2:15PM Jul 29, 2020Observed: 11.65 ft at 2:30PM Jul 29, 2020Observed: 11.65 ft at 2:45PM Jul 29, 2020Observed: 11.66 ft at 3:00PM Jul 29, 2020Observed: 11.61 ft at 3:15PM Jul 29, 2020Observed: 11.67 ft at 3:30PM Jul 29, 2020Observed: 11.67 ft at 3:32PM Jul 29, 2020Observed: 11.74 ft at 3:45PM Jul 29, 2020Observed: 11.74 ft at 3:47PM Jul 29, 2020Observed: 11.62 ft at 4:00PM Jul 29, 2020Observed: 11.62 ft at 4:02PM Jul 29, 2020Observed: 11.72 ft at 4:15PM Jul 29, 2020Observed: 11.71 ft at 4:30PM Jul 29, 2020Observed: 11.73 ft at 4:45PM Jul 29, 2020Observed: 11.71 ft at 5:00PM Jul 29, 2020Observed: 11.7 ft at 5:15PM Jul 29, 2020Observed: 11.91 ft at 5:30PM Jul 29, 2020Observed: 11.95 ft at 5:45PM Jul 29, 2020Observed: 11.97 ft at 6:00PM Jul 29, 2020Observed: 11.89 ft at 6:15PM Jul 29, 2020Observed: 11.82 ft at 6:30PM Jul 29, 2020Observed: 11.83 ft at 6:45PM Jul 29, 2020Observed: 11.86 ft at 7:00PM Jul 29, 2020Observed: 11.82 ft at 7:15PM Jul 29, 2020Observed: 11.86 ft at 7:30PM Jul 29, 2020Observed: 11.95 ft at 7:45PM Jul 29, 2020Observed: 12.05 ft at 8:00PM Jul 29, 2020Observed: 12.01 ft at 8:15PM Jul 29, 2020Highest Observation: 12.06 ft at 8:30PM Jul 29, 2020Observed: 12.02 ft at 8:45PM Jul 29, 2020Observed: 11.99 ft at 9:00PM Jul 29, 2020Highest Observation: 12.06 ft at 9:15PM Jul 29, 2020Observed: 11.98 ft at 9:30PM Jul 29, 2020Observed: 12.01 ft at 9:45PM Jul 29, 2020Observed: 12.01 ft at 10:00PM Jul 29, 2020Observed: 11.95 ft at 10:15PM Jul 29, 2020Observed: 11.94 ft at 10:30PM Jul 29, 2020Observed: 11.91 ft at 10:45PM Jul 29, 2020Observed: 11.85 ft at 11:00PM Jul 29, 2020Observed: 11.93 ft at 11:15PM Jul 29, 2020Observed: 11.87 ft at 11:30PM Jul 29, 2020Observed: 11.87 ft at 11:31PM Jul 29, 2020Observed: 11.93 ft at 11:45PM Jul 29, 2020Observed: 11.93 ft at 11:46PM Jul 29, 2020Observed: 12.04 ft at 12:00AM Jul 30, 2020Observed: 12.04 ft at 12:01AM Jul 30, 2020Observed: 12 ft at 12:15AM Jul 30, 2020Observed: 11.95 ft at 12:30AM Jul 30, 2020Observed: 11.91 ft at 12:45AM Jul 30, 2020Observed: 11.89 ft at 1:00AM Jul 30, 2020Observed: 11.9 ft at 1:15AM Jul 30, 2020Observed: 11.88 ft at 1:30AM Jul 30, 2020Observed: 11.85 ft at 1:45AM Jul 30, 2020Observed: 11.82 ft at 2:00AM Jul 30, 2020Observed: 11.88 ft at 2:15AM Jul 30, 2020Observed: 11.83 ft at 2:30AM Jul 30, 2020Observed: 11.8 ft at 2:45AM Jul 30, 2020Observed: 11.76 ft at 3:00AM Jul 30, 2020Observed: 11.81 ft at 3:15AM Jul 30, 2020Observed: 11.84 ft at 3:30AM Jul 30, 2020Observed: 11.77 ft at 3:45AM Jul 30, 2020Observed: 11.79 ft at 4:00AM Jul 30, 2020Observed: 11.71 ft at 4:15AM Jul 30, 2020Observed: 11.71 ft at 4:30AM Jul 30, 2020Observed: 11.72 ft at 4:45AM Jul 30, 2020Observed: 11.72 ft at 5:00AM Jul 30, 2020Observed: 11.71 ft at 5:15AM Jul 30, 2020Observed: 11.7 ft at 5:30AM Jul 30, 2020Observed: 11.69 ft at 5:45AM Jul 30, 2020Observed: 11.7 ft at 6:00AM Jul 30, 2020Observed: 11.64 ft at 6:15AM Jul 30, 2020Observed: 11.7 ft at 6:30AM Jul 30, 2020Observed: 11.65 ft at 6:45AM Jul 30, 2020Observed: 11.59 ft at 7:00AM Jul 30, 2020Observed: 11.65 ft at 7:15AM Jul 30, 2020Observed: 11.63 ft at 7:30AM Jul 30, 2020Observed: 11.63 ft at 7:31AM Jul 30, 2020Observed: 11.59 ft at 7:45AM Jul 30, 2020Observed: 11.59 ft at 7:46AM Jul 30, 2020Observed: 11.62 ft at 8:00AM Jul 30, 2020Observed: 11.62 ft at 8:01AM Jul 30, 2020Observed: 11.62 ft at 8:15AM Jul 30, 2020Observed: 11.6 ft at 8:30AM Jul 30, 2020Observed: 11.6 ft at 8:45AM Jul 30, 2020Observed: 11.66 ft at 9:00AM Jul 30, 2020Observed: 11.61 ft at 9:15AM Jul 30, 2020Observed: 11.56 ft at 9:30AM Jul 30, 2020Observed: 11.56 ft at 9:45AM Jul 30, 2020Observed: 11.63 ft at 10:00AM Jul 30, 2020Observed: 11.61 ft at 10:15AM Jul 30, 2020Observed: 11.6 ft at 10:30AM Jul 30, 2020Observed: 11.62 ft at 10:45AM Jul 30, 2020Observed: 11.65 ft at 11:00AM Jul 30, 2020Observed: 11.51 ft at 11:15AM Jul 30, 2020Observed: 11.53 ft at 11:30AM Jul 30, 2020Observed: 11.6 ft at 11:45AM Jul 30, 2020Observed: 11.65 ft at 12:00PM Jul 30, 2020Observed: 11.58 ft at 12:15PM Jul 30, 2020Observed: 11.58 ft at 12:30PM Jul 30, 2020Observed: 11.54 ft at 12:45PM Jul 30, 2020Observed: 11.53 ft at 1:00PM Jul 30, 2020Observed: 11.6 ft at 1:15PM Jul 30, 2020Observed: 11.57 ft at 1:30PM Jul 30, 2020Observed: 11.58 ft at 1:45PM Jul 30, 2020Observed: 11.6 ft at 2:00PM Jul 30, 2020Observed: 11.58 ft at 2:15PM Jul 30, 2020Observed: 11.58 ft at 2:30PM Jul 30, 2020Observed: 11.57 ft at 2:45PM Jul 30, 2020Observed: 11.56 ft at 3:00PM Jul 30, 2020Observed: 11.54 ft at 3:15PM Jul 30, 2020Observed: 11.51 ft at 3:30PM Jul 30, 2020Observed: 11.51 ft at 3:31PM Jul 30, 2020Observed: 11.5 ft at 3:45PM Jul 30, 2020Observed: 11.5 ft at 3:46PM Jul 30, 2020Observed: 11.52 ft at 4:00PM Jul 30, 2020Observed: 11.52 ft at 4:01PM Jul 30, 2020Observed: 11.51 ft at 4:15PM Jul 30, 2020Observed: 11.48 ft at 4:30PM Jul 30, 2020Observed: 11.5 ft at 4:45PM Jul 30, 2020Observed: 11.52 ft at 5:00PM Jul 30, 2020Observed: 11.55 ft at 5:15PM Jul 30, 2020Observed: 11.53 ft at 5:30PM Jul 30, 2020Observed: 11.58 ft at 5:45PM Jul 30, 2020Observed: 11.53 ft at 6:00PM Jul 30, 2020Observed: 11.52 ft at 6:15PM Jul 30, 2020Observed: 11.54 ft at 6:30PM Jul 30, 2020Observed: 11.52 ft at 6:45PM Jul 30, 2020Observed: 11.49 ft at 7:00PM Jul 30, 2020Observed: 11.57 ft at 7:15PM Jul 30, 2020Observed: 11.47 ft at 7:30PM Jul 30, 2020Observed: 11.48 ft at 7:45PM Jul 30, 2020Observed: 11.56 ft at 8:00PM Jul 30, 2020Observed: 11.49 ft at 8:15PM Jul 30, 2020Observed: 11.62 ft at 8:30PM Jul 30, 2020Observed: 11.55 ft at 8:45PM Jul 30, 2020Observed: 11.52 ft at 9:00PM Jul 30, 2020Observed: 11.56 ft at 9:15PM Jul 30, 2020Observed: 11.56 ft at 9:30PM Jul 30, 2020Observed: 11.57 ft at 9:45PM Jul 30, 2020Observed: 11.5 ft at 10:00PM Jul 30, 2020Observed: 11.53 ft at 10:15PM Jul 30, 2020Observed: 11.54 ft at 10:30PM Jul 30, 2020Observed: 11.54 ft at 10:45PM Jul 30, 2020Observed: 11.55 ft at 11:00PM Jul 30, 2020Observed: 11.6 ft at 11:15PM Jul 30, 2020Observed: 11.49 ft at 11:30PM Jul 30, 2020Observed: 11.49 ft at 11:32PM Jul 30, 2020Observed: 11.53 ft at 11:45PM Jul 30, 2020Observed: 11.53 ft at 11:47PM Jul 30, 2020Observed: 11.51 ft at 12:00AM Jul 31, 2020Observed: 11.51 ft at 12:02AM Jul 31, 2020Observed: 11.5 ft at 12:15AM Jul 31, 2020Observed: 11.54 ft at 12:30AM Jul 31, 2020Observed: 11.53 ft at 12:45AM Jul 31, 2020Observed: 11.53 ft at 1:00AM Jul 31, 2020Observed: 11.55 ft at 1:15AM Jul 31, 2020Observed: 11.52 ft at 1:30AM Jul 31, 2020Observed: 11.52 ft at 1:45AM Jul 31, 2020Observed: 11.5 ft at 2:00AM Jul 31, 2020Observed: 11.47 ft at 2:15AM Jul 31, 2020Observed: 11.52 ft at 2:30AM Jul 31, 2020Observed: 11.55 ft at 2:45AM Jul 31, 2020Observed: 11.51 ft at 3:00AM Jul 31, 2020Observed: 11.49 ft at 3:15AM Jul 31, 2020Observed: 11.52 ft at 3:30AM Jul 31, 2020Observed: 11.49 ft at 3:45AM Jul 31, 2020Observed: 11.48 ft at 4:00AM Jul 31, 2020Observed: 11.52 ft at 4:15AM Jul 31, 2020Observed: 11.53 ft at 4:30AM Jul 31, 2020Observed: 11.48 ft at 4:45AM Jul 31, 2020Observed: 11.55 ft at 5:00AM Jul 31, 2020Observed: 11.5 ft at 5:15AM Jul 31, 2020Observed: 11.5 ft at 5:30AM Jul 31, 2020Observed: 11.55 ft at 5:45AM Jul 31, 2020Observed: 11.5 ft at 6:00AM Jul 31, 2020Observed: 11.52 ft at 6:15AM Jul 31, 2020Observed: 11.52 ft at 6:30AM Jul 31, 2020Observed: 11.54 ft at 6:45AM Jul 31, 2020Observed: 11.53 ft at 7:00AM Jul 31, 2020Observed: 11.55 ft at 7:15AM Jul 31, 2020Observed: 11.5 ft at 7:30AM Jul 31, 2020Observed: 11.5 ft at 7:31AM Jul 31, 2020Observed: 11.56 ft at 7:45AM Jul 31, 2020Observed: 11.56 ft at 7:46AM Jul 31, 2020Observed: 11.55 ft at 8:00AM Jul 31, 2020Observed: 11.55 ft at 8:01AM Jul 31, 2020Observed: 11.54 ft at 8:15AM Jul 31, 2020Observed: 11.5 ft at 8:30AM Jul 31, 2020Observed: 11.52 ft at 8:45AM Jul 31, 2020Observed: 11.53 ft at 9:00AM Jul 31, 2020Observed: 11.52 ft at 9:15AM Jul 31, 2020Observed: 11.56 ft at 9:30AM Jul 31, 2020Observed: 11.49 ft at 9:45AM Jul 31, 2020Observed: 11.51 ft at 10:00AM Jul 31, 2020Observed: 11.49 ft at 10:15AM Jul 31, 2020Observed: 11.52 ft at 10:30AM Jul 31, 2020Observed: 11.56 ft at 10:45AM Jul 31, 2020Observed: 11.53 ft at 11:00AM Jul 31, 2020Observed: 11.54 ft at 11:15AM Jul 31, 2020Observed: 11.49 ft at 11:30AM Jul 31, 2020Observed: 11.55 ft at 11:45AM Jul 31, 2020Observed: 11.53 ft at 12:00PM Jul 31, 2020Observed: 11.49 ft at 12:15PM Jul 31, 2020Observed: 11.55 ft at 12:30PM Jul 31, 2020Observed: 11.55 ft at 12:45PM Jul 31, 2020Observed: 11.55 ft at 1:00PM Jul 31, 2020Observed: 11.54 ft at 1:15PM Jul 31, 2020Observed: 11.53 ft at 1:30PM Jul 31, 2020Observed: 11.54 ft at 1:45PM Jul 31, 2020Observed: 11.54 ft at 2:00PM Jul 31, 2020Observed: 11.54 ft at 2:15PM Jul 31, 2020Observed: 11.54 ft at 2:30PM Jul 31, 2020Observed: 11.55 ft at 2:45PM Jul 31, 2020Observed: 11.58 ft at 3:00PM Jul 31, 2020Observed: 11.5 ft at 3:15PM Jul 31, 2020Observed: 11.56 ft at 3:30PM Jul 31, 2020Observed: 11.55 ft at 3:45PM Jul 31, 2020Observed: 11.55 ft at 3:46PM Jul 31, 2020Observed: 11.58 ft at 4:00PM Jul 31, 2020Observed: 11.58 ft at 4:01PM Jul 31, 2020Observed: 11.59 ft at 4:15PM Jul 31, 2020Observed: 11.59 ft at 4:16PM Jul 31, 2020Observed: 11.57 ft at 4:30PM Jul 31, 2020Observed: 11.56 ft at 4:45PM Jul 31, 2020Observed: 11.56 ft at 5:00PM Jul 31, 2020Observed: 11.54 ft at 5:15PM Jul 31, 2020Observed: 11.57 ft at 5:30PM Jul 31, 2020Observed: 11.55 ft at 5:45PM Jul 31, 2020Observed: 11.55 ft at 6:00PM Jul 31, 2020Observed: 11.56 ft at 6:15PM Jul 31, 2020Observed: 11.54 ft at 6:30PM Jul 31, 2020Observed: 11.55 ft at 6:45PM Jul 31, 2020Observed: 11.56 ft at 7:00PM Jul 31, 2020Observed: 11.56 ft at 7:15PM Jul 31, 2020Observed: 11.53 ft at 7:30PM Jul 31, 2020Observed: 11.47 ft at 7:45PM Jul 31, 2020Observed: 11.59 ft at 8:00PM Jul 31, 2020Observed: 11.57 ft at 8:15PM Jul 31, 2020Observed: 11.54 ft at 8:30PM Jul 31, 2020Observed: 11.56 ft at 8:45PM Jul 31, 2020Observed: 11.5 ft at 9:00PM Jul 31, 2020Observed: 11.56 ft at 9:15PM Jul 31, 2020Observed: 11.54 ft at 9:30PM Jul 31, 2020Observed: 11.52 ft at 9:45PM Jul 31, 2020Observed: 11.54 ft at 10:00PM Jul 31, 2020Observed: 11.58 ft at 10:15PM Jul 31, 2020Observed: 11.56 ft at 10:30PM Jul 31, 2020Observed: 11.53 ft at 10:45PM Jul 31, 2020Observed: 11.56 ft at 11:00PM Jul 31, 2020Observed: 11.58 ft at 11:15PM Jul 31, 2020Observed: 11.47 ft at 11:30PM Jul 31, 2020Observed: 11.55 ft at 11:45PM Jul 31, 2020Observed: 11.55 ft at 11:47PM Jul 31, 2020Observed: 11.5 ft at 12:00AM Aug 01, 2020Observed: 11.5 ft at 12:02AM Aug 01, 2020Observed: 11.52 ft at 12:15AM Aug 01, 2020Observed: 11.52 ft at 12:17AM Aug 01, 2020Observed: 11.49 ft at 12:30AM Aug 01, 2020Observed: 11.59 ft at 12:45AM Aug 01, 2020Observed: 11.5 ft at 1:00AM Aug 01, 2020Observed: 11.52 ft at 1:15AM Aug 01, 2020Observed: 11.52 ft at 1:30AM Aug 01, 2020Observed: 11.51 ft at 1:45AM Aug 01, 2020Observed: 11.53 ft at 2:00AM Aug 01, 2020Observed: 11.46 ft at 2:15AM Aug 01, 2020Observed: 11.55 ft at 2:30AM Aug 01, 2020Observed: 11.49 ft at 2:45AM Aug 01, 2020Observed: 11.52 ft at 3:00AM Aug 01, 2020Observed: 11.57 ft at 3:15AM Aug 01, 2020Observed: 11.54 ft at 3:30AM Aug 01, 2020Observed: 11.48 ft at 3:45AM Aug 01, 2020Observed: 11.44 ft at 4:00AM Aug 01, 2020Observed: 11.46 ft at 4:15AM Aug 01, 2020Observed: 11.53 ft at 4:30AM Aug 01, 2020Observed: 11.52 ft at 4:45AM Aug 01, 2020Observed: 11.49 ft at 5:00AM Aug 01, 2020Observed: 11.55 ft at 5:15AM Aug 01, 2020Observed: 11.51 ft at 5:30AM Aug 01, 2020Observed: 11.51 ft at 5:45AM Aug 01, 2020Observed: 11.49 ft at 6:00AM Aug 01, 2020Observed: 11.51 ft at 6:15AM Aug 01, 2020Observed: 11.5 ft at 6:30AM Aug 01, 2020Observed: 11.5 ft at 6:45AM Aug 01, 2020Observed: 11.5 ft at 7:00AM Aug 01, 2020Observed: 11.53 ft at 7:15AM Aug 01, 2020Observed: 11.5 ft at 7:30AM Aug 01, 2020Observed: 11.54 ft at 7:45AM Aug 01, 2020Observed: 11.54 ft at 7:47AM Aug 01, 2020Observed: 11.47 ft at 8:00AM Aug 01, 2020Observed: 11.47 ft at 8:02AM Aug 01, 2020Observed: 11.51 ft at 8:15AM Aug 01, 2020Observed: 11.51 ft at 8:17AM Aug 01, 2020Observed: 11.5 ft at 8:30AM Aug 01, 2020Observed: 11.5 ft at 8:45AM Aug 01, 2020Observed: 11.55 ft at 9:00AM Aug 01, 2020Observed: 11.5 ft at 9:15AM Aug 01, 2020Observed: 11.5 ft at 9:30AM Aug 01, 2020Observed: 11.48 ft at 9:45AM Aug 01, 2020Observed: 11.46 ft at 10:00AM Aug 01, 2020Observed: 11.47 ft at 10:15AM Aug 01, 2020Observed: 11.48 ft at 10:30AM Aug 01, 2020Observed: 11.49 ft at 10:45AM Aug 01, 2020Observed: 11.45 ft at 11:00AM Aug 01, 2020Observed: 11.52 ft at 11:15AM Aug 01, 2020Observed: 11.46 ft at 11:30AM Aug 01, 2020Observed: 11.51 ft at 11:45AM Aug 01, 2020Observed: 11.54 ft at 12:00PM Aug 01, 2020Observed: 11.47 ft at 12:15PM Aug 01, 2020Observed: 11.49 ft at 12:30PM Aug 01, 2020Observed: 11.49 ft at 12:45PM Aug 01, 2020Observed: 11.53 ft at 1:00PM Aug 01, 2020Observed: 11.49 ft at 1:15PM Aug 01, 2020Observed: 11.54 ft at 1:30PM Aug 01, 2020Observed: 11.48 ft at 1:45PM Aug 01, 2020Observed: 11.47 ft at 2:00PM Aug 01, 2020Observed: 11.48 ft at 2:15PM Aug 01, 2020Observed: 11.52 ft at 2:30PM Aug 01, 2020Observed: 11.54 ft at 2:45PM Aug 01, 2020Observed: 11.53 ft at 3:00PM Aug 01, 2020Observed: 11.51 ft at 3:15PM Aug 01, 2020Observed: 11.5 ft at 3:30PM Aug 01, 2020Observed: 11.5 ft at 3:45PM Aug 01, 2020Observed: 11.5 ft at 3:47PM Aug 01, 2020Observed: 11.45 ft at 4:00PM Aug 01, 2020Observed: 11.45 ft at 4:02PM Aug 01, 2020Observed: 11.53 ft at 4:15PM Aug 01, 2020Observed: 11.53 ft at 4:17PM Aug 01, 2020Observed: 11.48 ft at 4:30PM Aug 01, 2020Observed: 11.5 ft at 4:45PM Aug 01, 2020Observed: 11.48 ft at 5:00PM Aug 01, 2020Observed: 11.45 ft at 5:15PM Aug 01, 2020Observed: 11.52 ft at 5:30PM Aug 01, 2020Observed: 11.46 ft at 5:45PM Aug 01, 2020Observed: 11.48 ft at 6:00PM Aug 01, 2020Observed: 11.52 ft at 6:15PM Aug 01, 2020Observed: 11.53 ft at 6:30PM Aug 01, 2020Observed: 11.5 ft at 6:45PM Aug 01, 2020Observed: 11.5 ft at 7:00PM Aug 01, 2020Observed: 11.5 ft at 7:15PM Aug 01, 2020Observed: 11.49 ft at 7:30PM Aug 01, 2020Observed: 11.52 ft at 7:45PM Aug 01, 2020Observed: 11.53 ft at 8:00PM Aug 01, 2020Observed: 11.49 ft at 8:15PM Aug 01, 2020Observed: 11.49 ft at 8:30PM Aug 01, 2020Observed: 11.5 ft at 8:45PM Aug 01, 2020Observed: 11.46 ft at 9:00PM Aug 01, 2020Observed: 11.45 ft at 9:15PM Aug 01, 2020Observed: 11.49 ft at 9:30PM Aug 01, 2020Observed: 11.48 ft at 9:45PM Aug 01, 2020Observed: 11.42 ft at 10:00PM Aug 01, 2020Observed: 11.54 ft at 10:15PM Aug 01, 2020Observed: 11.49 ft at 10:30PM Aug 01, 2020Observed: 11.51 ft at 10:45PM Aug 01, 2020Observed: 11.49 ft at 11:00PM Aug 01, 2020Observed: 11.48 ft at 11:15PM Aug 01, 2020Observed: 11.52 ft at 11:30PM Aug 01, 2020Observed: 11.49 ft at 11:45PM Aug 01, 2020Observed: 11.49 ft at 11:46PM Aug 01, 2020Observed: 11.51 ft at 12:00AM Aug 02, 2020Observed: 11.51 ft at 12:01AM Aug 02, 2020Observed: 11.49 ft at 12:15AM Aug 02, 2020Observed: 11.49 ft at 12:16AM Aug 02, 2020Observed: 11.48 ft at 12:30AM Aug 02, 2020Observed: 11.54 ft at 12:45AM Aug 02, 2020Observed: 11.52 ft at 1:00AM Aug 02, 2020Observed: 11.48 ft at 1:15AM Aug 02, 2020Observed: 11.5 ft at 1:30AM Aug 02, 2020Observed: 11.49 ft at 1:45AM Aug 02, 2020Observed: 11.45 ft at 2:00AM Aug 02, 2020Observed: 11.47 ft at 2:15AM Aug 02, 2020Observed: 11.5 ft at 2:30AM Aug 02, 2020Observed: 11.5 ft at 2:45AM Aug 02, 2020Observed: 11.49 ft at 3:00AM Aug 02, 2020Observed: 11.49 ft at 3:15AM Aug 02, 2020Observed: 11.5 ft at 3:30AM Aug 02, 2020Observed: 11.5 ft at 3:45AM Aug 02, 2020Observed: 11.54 ft at 4:00AM Aug 02, 2020Observed: 11.52 ft at 4:15AM Aug 02, 2020Observed: 11.51 ft at 4:30AM Aug 02, 2020Observed: 11.54 ft at 4:45AM Aug 02, 2020Observed: 11.51 ft at 5:00AM Aug 02, 2020Observed: 11.52 ft at 5:15AM Aug 02, 2020Observed: 11.48 ft at 5:30AM Aug 02, 2020Observed: 11.5 ft at 5:45AM Aug 02, 2020Observed: 11.52 ft at 6:00AM Aug 02, 2020Observed: 11.5 ft at 6:15AM Aug 02, 2020Observed: 11.5 ft at 6:30AM Aug 02, 2020Observed: 11.49 ft at 6:45AM Aug 02, 2020Observed: 11.5 ft at 7:00AM Aug 02, 2020Observed: 11.51 ft at 7:15AM Aug 02, 2020Observed: 11.54 ft at 7:30AM Aug 02, 2020Observed: 11.48 ft at 7:45AM Aug 02, 2020Observed: 11.48 ft at 7:47AM Aug 02, 2020Observed: 11.53 ft at 8:00AM Aug 02, 2020Observed: 11.53 ft at 8:02AM Aug 02, 2020Observed: 11.51 ft at 8:15AM Aug 02, 2020Observed: 11.51 ft at 8:17AM Aug 02, 2020Observed: 11.5 ft at 8:30AM Aug 02, 2020Observed: 11.45 ft at 8:45AM Aug 02, 2020Observed: 11.53 ft at 9:00AM Aug 02, 2020Observed: 11.47 ft at 9:15AM Aug 02, 2020Observed: 11.47 ft at 9:30AM Aug 02, 2020Observed: 11.5 ft at 9:45AM Aug 02, 2020Observed: 11.46 ft at 10:00AM Aug 02, 2020Observed: 11.49 ft at 10:15AM Aug 02, 2020Observed: 11.51 ft at 10:30AM Aug 02, 2020Observed: 11.51 ft at 10:45AM Aug 02, 2020Observed: 11.49 ft at 11:00AM Aug 02, 2020Observed: 11.49 ft at 11:15AM Aug 02, 2020Observed: 11.49 ft at 11:30AM Aug 02, 2020Observed: 11.49 ft at 11:45AM Aug 02, 2020Observed: 11.5 ft at 12:00PM Aug 02, 2020Observed: 11.49 ft at 12:15PM Aug 02, 2020Observed: 11.52 ft at 12:30PM Aug 02, 2020Observed: 11.53 ft at 12:45PM Aug 02, 2020Observed: 11.53 ft at 1:00PM Aug 02, 2020Observed: 11.52 ft at 1:15PM Aug 02, 2020Observed: 11.48 ft at 1:30PM Aug 02, 2020Observed: 11.53 ft at 1:45PM Aug 02, 2020Observed: 11.55 ft at 2:00PM Aug 02, 2020Observed: 11.5 ft at 2:15PM Aug 02, 2020Observed: 11.55 ft at 2:30PM Aug 02, 2020Observed: 11.58 ft at 2:45PM Aug 02, 2020Observed: 11.5 ft at 3:00PM Aug 02, 2020Observed: 11.49 ft at 3:15PM Aug 02, 2020Observed: 11.54 ft at 3:30PM Aug 02, 2020Observed: 11.49 ft at 3:45PM Aug 02, 2020Observed: 11.49 ft at 3:46PM Aug 02, 2020Observed: 11.47 ft at 4:00PM Aug 02, 2020Observed: 11.47 ft at 4:01PM Aug 02, 2020Observed: 11.52 ft at 4:15PM Aug 02, 2020Observed: 11.52 ft at 4:16PM Aug 02, 2020Observed: 11.49 ft at 4:30PM Aug 02, 2020Observed: 11.45 ft at 4:45PM Aug 02, 2020Observed: 11.52 ft at 5:00PM Aug 02, 2020Observed: 11.51 ft at 5:15PM Aug 02, 2020Observed: 11.52 ft at 5:30PM Aug 02, 2020Observed: 11.52 ft at 5:45PM Aug 02, 2020Observed: 11.48 ft at 6:00PM Aug 02, 2020Observed: 11.53 ft at 6:15PM Aug 02, 2020Observed: 11.49 ft at 6:30PM Aug 02, 2020Observed: 11.5 ft at 6:45PM Aug 02, 2020Observed: 11.5 ft at 7:00PM Aug 02, 2020Observed: 11.47 ft at 7:15PM Aug 02, 2020Observed: 11.51 ft at 7:30PM Aug 02, 2020Observed: 11.46 ft at 7:45PM Aug 02, 2020Observed: 11.49 ft at 8:00PM Aug 02, 2020Observed: 11.48 ft at 8:15PM Aug 02, 2020Observed: 11.49 ft at 8:30PM Aug 02, 2020Observed: 11.49 ft at 8:45PM Aug 02, 2020Observed: 11.46 ft at 9:00PM Aug 02, 2020Observed: 11.47 ft at 9:15PM Aug 02, 2020Observed: 11.44 ft at 9:30PM Aug 02, 2020Observed: 11.49 ft at 9:45PM Aug 02, 2020Observed: 11.49 ft at 10:00PM Aug 02, 2020Observed: 11.45 ft at 10:15PM Aug 02, 2020Observed: 11.44 ft at 10:30PM Aug 02, 2020Observed: 11.45 ft at 10:45PM Aug 02, 2020Observed: 11.52 ft at 11:00PM Aug 02, 2020Observed: 11.5 ft at 11:15PM Aug 02, 2020Observed: 11.43 ft at 11:30PM Aug 02, 2020Observed: 11.45 ft at 11:45PM Aug 02, 2020Observed: 11.45 ft at 11:46PM Aug 02, 2020Observed: 11.5 ft at 12:00AM Aug 03, 2020Observed: 11.5 ft at 12:01AM Aug 03, 2020Observed: 11.45 ft at 12:15AM Aug 03, 2020Observed: 11.45 ft at 12:16AM Aug 03, 2020Observed: 11.48 ft at 12:30AM Aug 03, 2020Observed: 11.5 ft at 12:45AM Aug 03, 2020Observed: 11.46 ft at 1:00AM Aug 03, 2020Observed: 11.45 ft at 1:15AM Aug 03, 2020Observed: 11.49 ft at 1:30AM Aug 03, 2020Observed: 11.48 ft at 1:45AM Aug 03, 2020Observed: 11.46 ft at 2:00AM Aug 03, 2020Observed: 11.47 ft at 2:15AM Aug 03, 2020Observed: 11.46 ft at 2:30AM Aug 03, 2020USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (3:49AM Aug 3, 2020)ObservedLatest observed value: 11.46 ft at 2:30 AM CDT 3-Aug-2020. 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: Forecasts for the Big Sioux River at Sioux City are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near Jefferson Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 41
Moderate Flood Stage: 38
Flood Stage: 32
Action Stage: 29
Low Stage (in feet): -9999

Historic Crests
(1) 37.70 ft on 06/20/2014
(2) 37.46 ft on 03/17/2019
(3) 30.50 ft on 06/25/2018 (P)
(4) 19.04 ft on 05/04/2016
(5) 17.73 ft on 05/26/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 37.46 ft on 03/17/2019
(2) 30.50 ft on 06/25/2018 (P)
(3) 17.73 ft on 05/26/2017
(4) 19.04 ft on 05/04/2016
(5) 15.09 ft on 07/10/2015
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 1060.00 1092.00 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
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: 1-Mar-2019 12:34 AM
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