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Hydrograph River at a Glance Download
Big Sioux River at Sioux City Stage (ft)Flow (kcfs)Observed: 11.75 ft at 6:00AM Jan 30, 2016Highest Observation: 11.76 ft at 6:15AM Jan 30, 2016Observed: 11.73 ft at 6:30AM Jan 30, 2016Observed: 11.73 ft at 6:45AM Jan 30, 2016Observed: 11.74 ft at 7:00AM Jan 30, 2016Observed: 11.73 ft at 7:15AM Jan 30, 2016Observed: 11.72 ft at 7:30AM Jan 30, 2016Observed: 11.73 ft at 7:45AM Jan 30, 2016Observed: 11.72 ft at 8:00AM Jan 30, 2016Observed: 11.72 ft at 8:15AM Jan 30, 2016Observed: 11.72 ft at 8:30AM Jan 30, 2016Observed: 11.7 ft at 8:45AM Jan 30, 2016Observed: 11.7 ft at 9:00AM Jan 30, 2016Observed: 11.69 ft at 9:15AM Jan 30, 2016Observed: 11.69 ft at 9:30AM Jan 30, 2016Observed: 11.7 ft at 9:45AM Jan 30, 2016Observed: 11.68 ft at 10:00AM Jan 30, 2016Observed: 11.67 ft at 10:15AM Jan 30, 2016Observed: 11.66 ft at 10:30AM Jan 30, 2016Observed: 11.67 ft at 10:45AM Jan 30, 2016Observed: 11.67 ft at 10:46AM Jan 30, 2016Observed: 11.66 ft at 11:00AM Jan 30, 2016Observed: 11.66 ft at 11:01AM Jan 30, 2016Observed: 11.65 ft at 11:15AM Jan 30, 2016Observed: 11.65 ft at 11:16AM Jan 30, 2016Observed: 11.64 ft at 11:30AM Jan 30, 2016Observed: 11.66 ft at 11:45AM Jan 30, 2016Observed: 11.63 ft at 12:00PM Jan 30, 2016Observed: 11.63 ft at 12:15PM Jan 30, 2016Observed: 11.63 ft at 12:30PM Jan 30, 2016Observed: 11.63 ft at 12:45PM Jan 30, 2016Observed: 11.61 ft at 1:00PM Jan 30, 2016Observed: 11.61 ft at 1:15PM Jan 30, 2016Observed: 11.61 ft at 1:30PM Jan 30, 2016Observed: 11.6 ft at 1:45PM Jan 30, 2016Observed: 11.59 ft at 2:00PM Jan 30, 2016Observed: 11.59 ft at 2:15PM Jan 30, 2016Observed: 11.59 ft at 2:30PM Jan 30, 2016Observed: 11.58 ft at 2:45PM Jan 30, 2016Observed: 11.58 ft at 3:00PM Jan 30, 2016Observed: 11.57 ft at 3:15PM Jan 30, 2016Observed: 11.57 ft at 3:30PM Jan 30, 2016Observed: 11.58 ft at 3:45PM Jan 30, 2016Observed: 11.57 ft at 4:00PM Jan 30, 2016Observed: 11.58 ft at 4:15PM Jan 30, 2016Observed: 11.57 ft at 4:30PM Jan 30, 2016Observed: 11.58 ft at 4:45PM Jan 30, 2016Observed: 11.57 ft at 5:00PM Jan 30, 2016Observed: 11.57 ft at 5:15PM Jan 30, 2016Observed: 11.55 ft at 5:30PM Jan 30, 2016Observed: 11.56 ft at 5:45PM Jan 30, 2016Observed: 11.56 ft at 6:00PM Jan 30, 2016Observed: 11.56 ft at 6:15PM Jan 30, 2016Observed: 11.59 ft at 6:30PM Jan 30, 2016Observed: 11.58 ft at 6:45PM Jan 30, 2016Observed: 11.58 ft at 6:46PM Jan 30, 2016Observed: 11.57 ft at 7:00PM Jan 30, 2016Observed: 11.57 ft at 7:01PM Jan 30, 2016Observed: 11.55 ft at 7:15PM Jan 30, 2016Observed: 11.55 ft at 7:16PM Jan 30, 2016Observed: 11.54 ft at 7:30PM Jan 30, 2016Observed: 11.54 ft at 7:45PM Jan 30, 2016Observed: 11.54 ft at 8:00PM Jan 30, 2016Observed: 11.52 ft at 8:15PM Jan 30, 2016Observed: 11.53 ft at 8:30PM Jan 30, 2016Observed: 11.53 ft at 8:45PM Jan 30, 2016Observed: 11.52 ft at 9:00PM Jan 30, 2016Observed: 11.51 ft at 9:15PM Jan 30, 2016Observed: 11.51 ft at 9:30PM Jan 30, 2016Observed: 11.5 ft at 9:45PM Jan 30, 2016Observed: 11.51 ft at 10:00PM Jan 30, 2016Observed: 11.51 ft at 10:15PM Jan 30, 2016Observed: 11.5 ft at 10:30PM Jan 30, 2016Observed: 11.5 ft at 10:45PM Jan 30, 2016Observed: 11.5 ft at 11:00PM Jan 30, 2016Observed: 11.5 ft at 11:15PM Jan 30, 2016Observed: 11.49 ft at 11:30PM Jan 30, 2016Observed: 11.5 ft at 11:45PM Jan 30, 2016Observed: 11.49 ft at 12:00AM Jan 31, 2016Observed: 11.49 ft at 12:15AM Jan 31, 2016Observed: 11.49 ft at 12:30AM Jan 31, 2016Observed: 11.49 ft at 12:45AM Jan 31, 2016Observed: 11.48 ft at 1:00AM Jan 31, 2016Observed: 11.48 ft at 1:15AM Jan 31, 2016Observed: 11.49 ft at 1:30AM Jan 31, 2016Observed: 11.49 ft at 1:45AM Jan 31, 2016Observed: 11.49 ft at 2:00AM Jan 31, 2016Observed: 11.48 ft at 2:15AM Jan 31, 2016Observed: 11.48 ft at 2:30AM Jan 31, 2016Observed: 11.47 ft at 2:45AM Jan 31, 2016Observed: 11.47 ft at 2:46AM Jan 31, 2016Observed: 11.47 ft at 3:00AM Jan 31, 2016Observed: 11.47 ft at 3:01AM Jan 31, 2016Observed: 11.5 ft at 3:15AM Jan 31, 2016Observed: 11.5 ft at 3:16AM Jan 31, 2016Observed: 11.48 ft at 3:30AM Jan 31, 2016Observed: 11.47 ft at 3:45AM Jan 31, 2016Observed: 11.48 ft at 4:00AM Jan 31, 2016Observed: 11.48 ft at 4:15AM Jan 31, 2016Observed: 11.49 ft at 4:30AM Jan 31, 2016Observed: 11.48 ft at 4:45AM Jan 31, 2016Observed: 11.5 ft at 5:00AM Jan 31, 2016Observed: 11.48 ft at 5:15AM Jan 31, 2016Observed: 11.49 ft at 5:30AM Jan 31, 2016Observed: 11.48 ft at 5:45AM Jan 31, 2016Observed: 11.49 ft at 6:00AM Jan 31, 2016Observed: 11.48 ft at 6:15AM Jan 31, 2016Observed: 11.49 ft at 6:30AM Jan 31, 2016Observed: 11.49 ft at 6:45AM Jan 31, 2016Observed: 11.49 ft at 7:00AM Jan 31, 2016Observed: 11.5 ft at 7:15AM Jan 31, 2016Observed: 11.47 ft at 7:30AM Jan 31, 2016Observed: 11.49 ft at 7:45AM Jan 31, 2016Observed: 11.47 ft at 8:00AM Jan 31, 2016Observed: 11.48 ft at 8:15AM Jan 31, 2016Observed: 11.49 ft at 8:30AM Jan 31, 2016Observed: 11.48 ft at 8:45AM Jan 31, 2016Observed: 11.48 ft at 9:00AM Jan 31, 2016Observed: 11.46 ft at 9:15AM Jan 31, 2016Observed: 11.48 ft at 9:30AM Jan 31, 2016Observed: 11.47 ft at 9:45AM Jan 31, 2016Observed: 11.49 ft at 10:00AM Jan 31, 2016Observed: 11.47 ft at 10:15AM Jan 31, 2016Observed: 11.48 ft at 10:30AM Jan 31, 2016Observed: 11.49 ft at 10:45AM Jan 31, 2016Observed: 11.49 ft at 10:47AM Jan 31, 2016Observed: 11.48 ft at 11:00AM Jan 31, 2016Observed: 11.48 ft at 11:02AM Jan 31, 2016Observed: 11.48 ft at 11:15AM Jan 31, 2016Observed: 11.48 ft at 11:17AM Jan 31, 2016Observed: 11.49 ft at 11:30AM Jan 31, 2016Observed: 11.47 ft at 11:45AM Jan 31, 2016Observed: 11.47 ft at 12:00PM Jan 31, 2016Observed: 11.47 ft at 12:15PM Jan 31, 2016Observed: 11.5 ft at 12:30PM Jan 31, 2016Observed: 11.47 ft at 12:45PM Jan 31, 2016Observed: 11.48 ft at 1:00PM Jan 31, 2016Observed: 11.48 ft at 1:15PM Jan 31, 2016Observed: 11.49 ft at 1:30PM Jan 31, 2016Observed: 11.49 ft at 1:45PM Jan 31, 2016Observed: 11.49 ft at 2:00PM Jan 31, 2016Observed: 11.48 ft at 2:15PM Jan 31, 2016Observed: 11.5 ft at 2:30PM Jan 31, 2016Observed: 11.49 ft at 2:45PM Jan 31, 2016Observed: 11.49 ft at 3:00PM Jan 31, 2016Observed: 11.49 ft at 3:15PM Jan 31, 2016Observed: 11.49 ft at 3:30PM Jan 31, 2016Observed: 11.49 ft at 3:45PM Jan 31, 2016Observed: 11.49 ft at 4:00PM Jan 31, 2016Observed: 11.48 ft at 4:15PM Jan 31, 2016Observed: 11.49 ft at 4:30PM Jan 31, 2016Observed: 11.48 ft at 4:45PM Jan 31, 2016Observed: 11.48 ft at 5:00PM Jan 31, 2016Observed: 11.49 ft at 5:15PM Jan 31, 2016Observed: 11.49 ft at 5:30PM Jan 31, 2016Observed: 11.48 ft at 5:45PM Jan 31, 2016Observed: 11.47 ft at 6:00PM Jan 31, 2016Observed: 11.49 ft at 6:15PM Jan 31, 2016Observed: 11.49 ft at 6:30PM Jan 31, 2016Observed: 11.48 ft at 6:45PM Jan 31, 2016Observed: 11.48 ft at 6:46PM Jan 31, 2016Observed: 11.48 ft at 7:00PM Jan 31, 2016Observed: 11.48 ft at 7:01PM Jan 31, 2016Observed: 11.47 ft at 7:15PM Jan 31, 2016Observed: 11.47 ft at 7:16PM Jan 31, 2016Observed: 11.48 ft at 7:30PM Jan 31, 2016Observed: 11.5 ft at 7:45PM Jan 31, 2016Observed: 11.48 ft at 8:00PM Jan 31, 2016Observed: 11.49 ft at 8:15PM Jan 31, 2016Observed: 11.49 ft at 8:30PM Jan 31, 2016Observed: 11.49 ft at 8:45PM Jan 31, 2016Observed: 11.48 ft at 9:00PM Jan 31, 2016Observed: 11.48 ft at 9:15PM Jan 31, 2016Observed: 11.48 ft at 9:30PM Jan 31, 2016Observed: 11.5 ft at 9:45PM Jan 31, 2016Observed: 11.49 ft at 10:00PM Jan 31, 2016Observed: 11.48 ft at 10:15PM Jan 31, 2016Observed: 11.48 ft at 10:30PM Jan 31, 2016Observed: 11.48 ft at 10:45PM Jan 31, 2016Observed: 11.48 ft at 11:00PM Jan 31, 2016Observed: 11.48 ft at 11:15PM Jan 31, 2016Observed: 11.49 ft at 11:30PM Jan 31, 2016Observed: 11.5 ft at 11:45PM Jan 31, 2016Observed: 11.49 ft at 12:00AM Feb 01, 2016Observed: 11.49 ft at 12:15AM Feb 01, 2016Observed: 11.5 ft at 12:30AM Feb 01, 2016Observed: 11.48 ft at 12:45AM Feb 01, 2016Observed: 11.5 ft at 1:00AM Feb 01, 2016Observed: 11.48 ft at 1:15AM Feb 01, 2016Observed: 11.49 ft at 1:30AM Feb 01, 2016Observed: 11.49 ft at 1:45AM Feb 01, 2016Observed: 11.49 ft at 2:00AM Feb 01, 2016Observed: 11.49 ft at 2:15AM Feb 01, 2016Observed: 11.49 ft at 2:30AM Feb 01, 2016Observed: 11.46 ft at 2:45AM Feb 01, 2016Observed: 11.46 ft at 2:46AM Feb 01, 2016Observed: 11.47 ft at 3:00AM Feb 01, 2016Observed: 11.47 ft at 3:01AM Feb 01, 2016Observed: 11.49 ft at 3:15AM Feb 01, 2016Observed: 11.49 ft at 3:16AM Feb 01, 2016Observed: 11.47 ft at 3:30AM Feb 01, 2016Observed: 11.48 ft at 3:45AM Feb 01, 2016Observed: 11.47 ft at 4:00AM Feb 01, 2016Observed: 11.48 ft at 4:15AM Feb 01, 2016Observed: 11.47 ft at 4:30AM Feb 01, 2016Observed: 11.47 ft at 4:45AM Feb 01, 2016Observed: 11.47 ft at 5:00AM Feb 01, 2016Observed: 11.46 ft at 5:15AM Feb 01, 2016Observed: 11.45 ft at 5:30AM Feb 01, 2016Observed: 11.45 ft at 5:45AM Feb 01, 2016Observed: 11.46 ft at 6:00AM Feb 01, 2016Observed: 11.45 ft at 6:15AM Feb 01, 2016Observed: 11.44 ft at 6:30AM Feb 01, 2016Observed: 11.46 ft at 6:45AM Feb 01, 2016Observed: 11.45 ft at 7:00AM Feb 01, 2016Observed: 11.45 ft at 7:15AM Feb 01, 2016Observed: 11.46 ft at 7:30AM Feb 01, 2016Observed: 11.44 ft at 7:45AM Feb 01, 2016Observed: 11.45 ft at 8:00AM Feb 01, 2016Observed: 11.45 ft at 8:15AM Feb 01, 2016Observed: 11.44 ft at 8:30AM Feb 01, 2016Observed: 11.45 ft at 8:45AM Feb 01, 2016Observed: 11.45 ft at 9:00AM Feb 01, 2016Observed: 11.45 ft at 9:15AM Feb 01, 2016Observed: 11.45 ft at 9:30AM Feb 01, 2016Observed: 11.44 ft at 9:45AM Feb 01, 2016Observed: 11.44 ft at 10:00AM Feb 01, 2016Observed: 11.43 ft at 10:15AM Feb 01, 2016Observed: 11.44 ft at 10:30AM Feb 01, 2016Observed: 11.44 ft at 10:45AM Feb 01, 2016Observed: 11.44 ft at 10:46AM Feb 01, 2016Observed: 11.44 ft at 11:00AM Feb 01, 2016Observed: 11.44 ft at 11:01AM Feb 01, 2016Observed: 11.44 ft at 11:15AM Feb 01, 2016Observed: 11.44 ft at 11:16AM Feb 01, 2016Observed: 11.45 ft at 11:30AM Feb 01, 2016Observed: 11.46 ft at 11:45AM Feb 01, 2016Observed: 11.44 ft at 12:00PM Feb 01, 2016Observed: 11.44 ft at 12:15PM Feb 01, 2016Observed: 11.45 ft at 12:30PM Feb 01, 2016Observed: 11.45 ft at 12:45PM Feb 01, 2016Observed: 11.45 ft at 1:00PM Feb 01, 2016Observed: 11.46 ft at 1:15PM Feb 01, 2016Observed: 11.45 ft at 1:30PM Feb 01, 2016Observed: 11.47 ft at 1:45PM Feb 01, 2016Observed: 11.46 ft at 2:00PM Feb 01, 2016Observed: 11.48 ft at 2:15PM Feb 01, 2016Observed: 11.49 ft at 2:30PM Feb 01, 2016Observed: 11.48 ft at 2:45PM Feb 01, 2016Observed: 11.49 ft at 3:00PM Feb 01, 2016Observed: 11.48 ft at 3:15PM Feb 01, 2016Observed: 11.5 ft at 3:30PM Feb 01, 2016Observed: 11.49 ft at 3:45PM Feb 01, 2016Observed: 11.51 ft at 4:00PM Feb 01, 2016Observed: 11.51 ft at 4:15PM Feb 01, 2016Observed: 11.52 ft at 4:30PM Feb 01, 2016Observed: 11.51 ft at 4:45PM Feb 01, 2016Observed: 11.54 ft at 5:00PM Feb 01, 2016Observed: 11.54 ft at 5:15PM Feb 01, 2016Observed: 11.52 ft at 5:30PM Feb 01, 2016Observed: 11.52 ft at 5:45PM Feb 01, 2016Observed: 11.53 ft at 6:00PM Feb 01, 2016Observed: 11.53 ft at 6:15PM Feb 01, 2016Observed: 11.55 ft at 6:30PM Feb 01, 2016Observed: 11.53 ft at 6:45PM Feb 01, 2016Observed: 11.53 ft at 6:47PM Feb 01, 2016Observed: 11.55 ft at 7:00PM Feb 01, 2016Observed: 11.55 ft at 7:02PM Feb 01, 2016Observed: 11.55 ft at 7:15PM Feb 01, 2016Observed: 11.55 ft at 7:17PM Feb 01, 2016Observed: 11.55 ft at 7:30PM Feb 01, 2016Observed: 11.54 ft at 7:45PM Feb 01, 2016Observed: 11.55 ft at 8:00PM Feb 01, 2016Observed: 11.55 ft at 8:15PM Feb 01, 2016Observed: 11.53 ft at 8:30PM Feb 01, 2016Observed: 11.54 ft at 8:45PM Feb 01, 2016Observed: 11.53 ft at 9:00PM Feb 01, 2016Observed: 11.53 ft at 9:15PM Feb 01, 2016Observed: 11.54 ft at 9:30PM Feb 01, 2016Observed: 11.54 ft at 9:45PM Feb 01, 2016Observed: 11.55 ft at 10:00PM Feb 01, 2016Observed: 11.54 ft at 10:15PM Feb 01, 2016Observed: 11.54 ft at 10:30PM Feb 01, 2016Observed: 11.54 ft at 10:45PM Feb 01, 2016Observed: 11.52 ft at 11:00PM Feb 01, 2016Observed: 11.52 ft at 11:15PM Feb 01, 2016Observed: 11.51 ft at 11:30PM Feb 01, 2016Observed: 11.51 ft at 11:45PM Feb 01, 2016Observed: 11.51 ft at 12:00AM Feb 02, 2016Observed: 11.53 ft at 12:15AM Feb 02, 2016Observed: 11.54 ft at 12:30AM Feb 02, 2016Observed: 11.53 ft at 12:45AM Feb 02, 2016Observed: 11.54 ft at 1:00AM Feb 02, 2016Observed: 11.52 ft at 1:15AM Feb 02, 2016Observed: 11.53 ft at 1:30AM Feb 02, 2016Observed: 11.52 ft at 1:45AM Feb 02, 2016Observed: 11.53 ft at 2:00AM Feb 02, 2016Observed: 11.52 ft at 2:15AM Feb 02, 2016Observed: 11.53 ft at 2:30AM Feb 02, 2016Observed: 11.52 ft at 2:45AM Feb 02, 2016Observed: 11.52 ft at 3:00AM Feb 02, 2016Observed: 11.52 ft at 3:01AM Feb 02, 2016Observed: 11.53 ft at 3:15AM Feb 02, 2016Observed: 11.53 ft at 3:16AM Feb 02, 2016Observed: 11.53 ft at 3:30AM Feb 02, 2016Observed: 11.53 ft at 3:31AM Feb 02, 2016Observed: 11.53 ft at 3:45AM Feb 02, 2016Observed: 11.52 ft at 4:00AM Feb 02, 2016Observed: 11.53 ft at 4:15AM Feb 02, 2016Observed: 11.53 ft at 4:30AM Feb 02, 2016Observed: 11.54 ft at 4:45AM Feb 02, 2016Observed: 11.51 ft at 5:00AM Feb 02, 2016Observed: 11.53 ft at 5:15AM Feb 02, 2016Observed: 11.51 ft at 5:30AM Feb 02, 2016Observed: 11.51 ft at 5:45AM Feb 02, 2016Observed: 11.53 ft at 6:00AM Feb 02, 2016Observed: 11.54 ft at 6:15AM Feb 02, 2016Observed: 11.54 ft at 6:30AM Feb 02, 2016Observed: 11.53 ft at 6:45AM Feb 02, 2016Observed: 11.53 ft at 7:00AM Feb 02, 2016Observed: 11.52 ft at 7:15AM Feb 02, 2016Observed: 11.53 ft at 7:30AM Feb 02, 2016Observed: 11.53 ft at 7:45AM Feb 02, 2016Observed: 11.54 ft at 8:00AM Feb 02, 2016Observed: 11.54 ft at 8:15AM Feb 02, 2016Observed: 11.55 ft at 8:30AM Feb 02, 2016Observed: 11.57 ft at 8:45AM Feb 02, 2016Observed: 11.58 ft at 9:00AM Feb 02, 2016Observed: 11.59 ft at 9:15AM Feb 02, 2016Observed: 11.58 ft at 9:30AM Feb 02, 2016Observed: 11.6 ft at 9:45AM Feb 02, 2016Observed: 11.63 ft at 10:00AM Feb 02, 2016Observed: 11.62 ft at 10:15AM Feb 02, 2016Observed: 11.62 ft at 10:30AM Feb 02, 2016Observed: 11.63 ft at 10:45AM Feb 02, 2016Observed: 11.63 ft at 11:00AM Feb 02, 2016Observed: 11.63 ft at 11:01AM Feb 02, 2016Observed: 11.62 ft at 11:15AM Feb 02, 2016Observed: 11.62 ft at 11:16AM Feb 02, 2016Observed: 11.62 ft at 11:30AM Feb 02, 2016Observed: 11.62 ft at 11:31AM Feb 02, 2016Observed: 11.64 ft at 11:45AM Feb 02, 2016Observed: 11.62 ft at 12:00PM Feb 02, 2016Observed: 11.62 ft at 12:15PM Feb 02, 2016Observed: 11.62 ft at 12:30PM Feb 02, 2016Observed: 11.62 ft at 12:45PM Feb 02, 2016Observed: 11.6 ft at 1:00PM Feb 02, 2016Observed: 11.58 ft at 1:15PM Feb 02, 2016Observed: 11.58 ft at 1:30PM Feb 02, 2016Observed: 11.56 ft at 1:45PM Feb 02, 2016Observed: 11.56 ft at 2:00PM Feb 02, 2016Observed: 11.54 ft at 2:15PM Feb 02, 2016Observed: 11.54 ft at 2:30PM Feb 02, 2016Observed: 11.52 ft at 2:45PM Feb 02, 2016Observed: 11.51 ft at 3:00PM Feb 02, 2016Observed: 11.53 ft at 3:15PM Feb 02, 2016Observed: 11.49 ft at 3:30PM Feb 02, 2016Observed: 11.49 ft at 3:45PM Feb 02, 2016Observed: 11.47 ft at 4:00PM Feb 02, 2016Observed: 11.48 ft at 4:15PM Feb 02, 2016Observed: 11.48 ft at 4:30PM Feb 02, 2016Observed: 11.47 ft at 4:45PM Feb 02, 2016Observed: 11.46 ft at 5:00PM Feb 02, 2016Observed: 11.47 ft at 5:15PM Feb 02, 2016Observed: 11.45 ft at 5:30PM Feb 02, 2016Observed: 11.46 ft at 5:45PM Feb 02, 2016Observed: 11.43 ft at 6:00PM Feb 02, 2016Observed: 11.44 ft at 6:15PM Feb 02, 2016Observed: 11.45 ft at 6:30PM Feb 02, 2016Observed: 11.42 ft at 6:45PM Feb 02, 2016Observed: 11.42 ft at 7:00PM Feb 02, 2016Observed: 11.42 ft at 7:01PM Feb 02, 2016Observed: 11.43 ft at 7:15PM Feb 02, 2016Observed: 11.43 ft at 7:16PM Feb 02, 2016Observed: 11.42 ft at 7:30PM Feb 02, 2016Observed: 11.42 ft at 7:31PM Feb 02, 2016Observed: 11.43 ft at 7:45PM Feb 02, 2016Observed: 11.41 ft at 8:00PM Feb 02, 2016Observed: 11.39 ft at 8:15PM Feb 02, 2016Observed: 11.39 ft at 8:30PM Feb 02, 2016Observed: 11.37 ft at 8:45PM Feb 02, 2016Observed: 11.38 ft at 9:00PM Feb 02, 2016Observed: 11.36 ft at 9:15PM Feb 02, 2016Observed: 11.35 ft at 9:30PM Feb 02, 2016Observed: 11.36 ft at 9:45PM Feb 02, 2016Observed: 11.36 ft at 10:00PM Feb 02, 2016Observed: 11.34 ft at 10:15PM Feb 02, 2016Observed: 11.33 ft at 10:30PM Feb 02, 2016Observed: 11.33 ft at 10:45PM Feb 02, 2016Observed: 11.33 ft at 11:00PM Feb 02, 2016Observed: 11.32 ft at 11:15PM Feb 02, 2016Observed: 11.3 ft at 11:30PM Feb 02, 2016Observed: 11.3 ft at 11:45PM Feb 02, 2016Observed: 11.29 ft at 12:00AM Feb 03, 2016Observed: 11.28 ft at 12:15AM Feb 03, 2016Observed: 11.29 ft at 12:30AM Feb 03, 2016Observed: 11.29 ft at 12:45AM Feb 03, 2016Observed: 11.26 ft at 1:00AM Feb 03, 2016Observed: 11.25 ft at 1:15AM Feb 03, 2016Observed: 11.25 ft at 1:30AM Feb 03, 2016Observed: 11.25 ft at 1:45AM Feb 03, 2016Observed: 11.25 ft at 2:00AM Feb 03, 2016Observed: 11.24 ft at 2:15AM Feb 03, 2016Observed: 11.24 ft at 2:30AM Feb 03, 2016Observed: 11.23 ft at 2:45AM Feb 03, 2016Observed: 11.22 ft at 3:00AM Feb 03, 2016Observed: 11.22 ft at 3:01AM Feb 03, 2016Observed: 11.25 ft at 3:15AM Feb 03, 2016Observed: 11.25 ft at 3:16AM Feb 03, 2016Observed: 11.24 ft at 3:30AM Feb 03, 2016Observed: 11.24 ft at 3:31AM Feb 03, 2016Observed: 11.24 ft at 3:45AM Feb 03, 2016Observed: 11.24 ft at 4:00AM Feb 03, 2016Observed: 11.24 ft at 4:15AM Feb 03, 2016Observed: 11.23 ft at 4:30AM Feb 03, 2016Observed: 11.23 ft at 4:45AM Feb 03, 2016Observed: 11.21 ft at 5:00AM Feb 03, 2016Observed: 11.23 ft at 5:15AM Feb 03, 2016Observed: 11.22 ft at 5:30AM Feb 03, 2016Observed: 11.23 ft at 5:45AM Feb 03, 2016Observed: 11.23 ft at 6:00AM Feb 03, 2016Observed: 11.22 ft at 6:15AM Feb 03, 2016Observed: 11.22 ft at 6:30AM Feb 03, 2016Observed: 11.23 ft at 6:45AM Feb 03, 2016Observed: 11.21 ft at 7:00AM Feb 03, 2016Observed: 11.21 ft at 7:15AM Feb 03, 2016Observed: 11.22 ft at 7:30AM Feb 03, 2016Observed: 11.21 ft at 7:45AM Feb 03, 2016Observed: 11.22 ft at 8:00AM Feb 03, 2016Observed: 11.21 ft at 8:15AM Feb 03, 2016Observed: 11.22 ft at 8:30AM Feb 03, 2016Observed: 11.22 ft at 8:45AM Feb 03, 2016Observed: 11.21 ft at 9:00AM Feb 03, 2016Observed: 11.21 ft at 9:15AM Feb 03, 2016Observed: 11.21 ft at 9:30AM Feb 03, 2016Observed: 11.21 ft at 9:45AM Feb 03, 2016Observed: 11.21 ft at 10:00AM Feb 03, 2016Observed: 11.2 ft at 10:15AM Feb 03, 2016Observed: 11.22 ft at 10:30AM Feb 03, 2016Observed: 11.23 ft at 10:45AM Feb 03, 2016Observed: 11.22 ft at 11:00AM Feb 03, 2016Observed: 11.22 ft at 11:01AM Feb 03, 2016Observed: 11.22 ft at 11:15AM Feb 03, 2016Observed: 11.22 ft at 11:16AM Feb 03, 2016Observed: 11.22 ft at 11:30AM Feb 03, 2016Observed: 11.22 ft at 11:31AM Feb 03, 2016Observed: 11.23 ft at 11:45AM Feb 03, 2016Observed: 11.21 ft at 12:00PM Feb 03, 2016Observed: 11.23 ft at 12:15PM Feb 03, 2016Observed: 11.22 ft at 12:30PM Feb 03, 2016Observed: 11.21 ft at 12:45PM Feb 03, 2016Observed: 11.22 ft at 1:00PM Feb 03, 2016Observed: 11.2 ft at 1:15PM Feb 03, 2016Observed: 11.21 ft at 1:30PM Feb 03, 2016Observed: 11.21 ft at 1:45PM Feb 03, 2016Observed: 11.21 ft at 2:00PM Feb 03, 2016Observed: 11.21 ft at 2:15PM Feb 03, 2016Observed: 11.21 ft at 2:30PM Feb 03, 2016Observed: 11.21 ft at 2:45PM Feb 03, 2016Observed: 11.19 ft at 3:00PM Feb 03, 2016Observed: 11.19 ft at 3:15PM Feb 03, 2016Observed: 11.21 ft at 3:30PM Feb 03, 2016Observed: 11.22 ft at 3:45PM Feb 03, 2016Observed: 11.2 ft at 4:00PM Feb 03, 2016Observed: 11.2 ft at 4:15PM Feb 03, 2016Observed: 11.2 ft at 4:30PM Feb 03, 2016Observed: 11.21 ft at 4:45PM Feb 03, 2016Observed: 11.21 ft at 5:00PM Feb 03, 2016Observed: 11.22 ft at 5:15PM Feb 03, 2016Observed: 11.24 ft at 5:30PM Feb 03, 2016Observed: 11.25 ft at 5:45PM Feb 03, 2016Observed: 11.25 ft at 6:00PM Feb 03, 2016Observed: 11.25 ft at 6:15PM Feb 03, 2016Observed: 11.25 ft at 6:30PM Feb 03, 2016Observed: 11.26 ft at 6:45PM Feb 03, 2016Observed: 11.25 ft at 7:00PM Feb 03, 2016Observed: 11.26 ft at 7:15PM Feb 03, 2016Observed: 11.26 ft at 7:30PM Feb 03, 2016Observed: 11.26 ft at 7:45PM Feb 03, 2016Observed: 11.25 ft at 8:00PM Feb 03, 2016Observed: 11.27 ft at 8:15PM Feb 03, 2016Observed: 11.27 ft at 8:30PM Feb 03, 2016Observed: 11.26 ft at 8:45PM Feb 03, 2016Observed: 11.26 ft at 9:00PM Feb 03, 2016Observed: 11.27 ft at 9:15PM Feb 03, 2016Observed: 11.25 ft at 9:30PM Feb 03, 2016Observed: 11.26 ft at 9:45PM Feb 03, 2016Observed: 11.26 ft at 10:00PM Feb 03, 2016Observed: 11.26 ft at 10:15PM Feb 03, 2016Observed: 11.27 ft at 10:30PM Feb 03, 2016Observed: 11.27 ft at 10:45PM Feb 03, 2016Observed: 11.26 ft at 11:00PM Feb 03, 2016Observed: 11.26 ft at 11:15PM Feb 03, 2016Observed: 11.26 ft at 11:30PM Feb 03, 2016Observed: 11.24 ft at 11:45PM Feb 03, 2016Observed: 11.25 ft at 12:00AM Feb 04, 2016Observed: 11.25 ft at 12:15AM Feb 04, 2016Observed: 11.24 ft at 12:30AM Feb 04, 2016Observed: 11.24 ft at 12:45AM Feb 04, 2016Observed: 11.23 ft at 1:00AM Feb 04, 2016Observed: 11.24 ft at 1:15AM Feb 04, 2016Observed: 11.22 ft at 1:30AM Feb 04, 2016Observed: 11.22 ft at 1:45AM Feb 04, 2016Observed: 11.21 ft at 2:00AM Feb 04, 2016Observed: 11.21 ft at 2:15AM Feb 04, 2016Observed: 11.21 ft at 2:30AM Feb 04, 2016Observed: 11.22 ft at 2:45AM Feb 04, 2016Observed: 11.21 ft at 3:00AM Feb 04, 2016Observed: 11.21 ft at 3:15AM Feb 04, 2016Observed: 11.18 ft at 3:30AM Feb 04, 2016Observed: 11.19 ft at 3:45AM Feb 04, 2016Observed: 11.19 ft at 4:00AM Feb 04, 2016Observed: 11.16 ft at 4:15AM Feb 04, 2016Observed: 11.17 ft at 4:30AM Feb 04, 2016Observed: 11.17 ft at 4:45AM Feb 04, 2016Observed: 11.16 ft at 5:00AM Feb 04, 2016Observed: 11.15 ft at 5:15AM Feb 04, 2016Observed: 11.14 ft at 5:30AM Feb 04, 2016Observed: 11.14 ft at 5:45AM Feb 04, 2016Observed: 11.14 ft at 6:00AM Feb 04, 2016Observed: 11.15 ft at 6:15AM Feb 04, 2016Observed: 11.13 ft at 6:30AM Feb 04, 2016Observed: 11.13 ft at 6:45AM Feb 04, 2016Observed: 11.11 ft at 7:00AM Feb 04, 2016Observed: 11.11 ft at 7:15AM Feb 04, 2016Observed: 11.1 ft at 7:30AM Feb 04, 2016Observed: 11.1 ft at 7:45AM Feb 04, 2016Observed: 11.11 ft at 8:00AM Feb 04, 2016Observed: 11.11 ft at 8:15AM Feb 04, 2016Observed: 11.11 ft at 8:30AM Feb 04, 2016Observed: 11.1 ft at 8:45AM Feb 04, 2016Observed: 11.11 ft at 9:00AM Feb 04, 2016Observed: 11.09 ft at 9:15AM Feb 04, 2016Observed: 11.09 ft at 9:30AM Feb 04, 2016Observed: 11.09 ft at 9:45AM Feb 04, 2016Observed: 11.08 ft at 10:00AM Feb 04, 2016Observed: 11.09 ft at 10:15AM Feb 04, 2016Observed: 11.08 ft at 10:30AM Feb 04, 2016Observed: 11.08 ft at 10:45AM Feb 04, 2016Observed: 11.09 ft at 11:00AM Feb 04, 2016Observed: 11.09 ft at 11:01AM Feb 04, 2016Observed: 11.08 ft at 11:15AM Feb 04, 2016Observed: 11.08 ft at 11:16AM Feb 04, 2016Observed: 11.06 ft at 11:30AM Feb 04, 2016Observed: 11.06 ft at 11:31AM Feb 04, 2016Observed: 11.06 ft at 11:45AM Feb 04, 2016Observed: 11.06 ft at 12:00PM Feb 04, 2016Observed: 11.05 ft at 12:15PM Feb 04, 2016Observed: 11.05 ft at 12:30PM Feb 04, 2016Observed: 11.02 ft at 12:45PM Feb 04, 2016Observed: 11.03 ft at 1:00PM Feb 04, 2016Observed: 11.02 ft at 1:15PM Feb 04, 2016Observed: 11.02 ft at 1:30PM Feb 04, 2016Observed: 11.04 ft at 1:45PM Feb 04, 2016Observed: 11.01 ft at 2:00PM Feb 04, 2016Observed: 11.03 ft at 2:15PM Feb 04, 2016Observed: 10.99 ft at 2:30PM Feb 04, 2016Observed: 11.01 ft at 2:45PM Feb 04, 2016Observed: 11.02 ft at 3:00PM Feb 04, 2016Observed: 11.02 ft at 3:15PM Feb 04, 2016Observed: 11.01 ft at 3:30PM Feb 04, 2016Observed: 11.01 ft at 3:45PM Feb 04, 2016Observed: 11.02 ft at 4:00PM Feb 04, 2016Observed: 11.02 ft at 4:15PM Feb 04, 2016Observed: 11.04 ft at 4:30PM Feb 04, 2016Observed: 11.03 ft at 4:45PM Feb 04, 2016Observed: 11.04 ft at 5:00PM Feb 04, 2016Observed: 11.05 ft at 5:15PM Feb 04, 2016Observed: 11.05 ft at 5:30PM Feb 04, 2016Observed: 11.07 ft at 5:45PM Feb 04, 2016Observed: 11.08 ft at 6:00PM Feb 04, 2016Observed: 11.07 ft at 6:15PM Feb 04, 2016Observed: 11.07 ft at 6:30PM Feb 04, 2016Observed: 11.08 ft at 6:45PM Feb 04, 2016Observed: 11.09 ft at 7:00PM Feb 04, 2016Observed: 11.09 ft at 7:02PM Feb 04, 2016Observed: 11.06 ft at 7:15PM Feb 04, 2016Observed: 11.06 ft at 7:17PM Feb 04, 2016Observed: 11.08 ft at 7:30PM Feb 04, 2016Observed: 11.08 ft at 7:32PM Feb 04, 2016Observed: 11.07 ft at 7:45PM Feb 04, 2016Observed: 11.07 ft at 8:00PM Feb 04, 2016Observed: 11.06 ft at 8:15PM Feb 04, 2016Observed: 11.08 ft at 8:30PM Feb 04, 2016Observed: 11.08 ft at 8:45PM Feb 04, 2016Observed: 11.07 ft at 9:00PM Feb 04, 2016Observed: 11.07 ft at 9:15PM Feb 04, 2016Observed: 11.09 ft at 9:30PM Feb 04, 2016Observed: 11.06 ft at 9:45PM Feb 04, 2016Observed: 11.05 ft at 10:00PM Feb 04, 2016Observed: 11.04 ft at 10:15PM Feb 04, 2016Observed: 11.06 ft at 10:30PM Feb 04, 2016Observed: 11.04 ft at 10:45PM Feb 04, 2016Observed: 11.03 ft at 11:00PM Feb 04, 2016Observed: 11.03 ft at 11:15PM Feb 04, 2016Observed: 11.01 ft at 11:30PM Feb 04, 2016Observed: 11 ft at 11:45PM Feb 04, 2016Observed: 11.01 ft at 12:00AM Feb 05, 2016Observed: 11.01 ft at 12:15AM Feb 05, 2016Observed: 11 ft at 12:30AM Feb 05, 2016Observed: 10.99 ft at 12:45AM Feb 05, 2016Observed: 10.98 ft at 1:00AM Feb 05, 2016Observed: 10.97 ft at 1:15AM Feb 05, 2016Observed: 10.97 ft at 1:30AM Feb 05, 2016Observed: 10.96 ft at 1:45AM Feb 05, 2016Observed: 10.95 ft at 2:00AM Feb 05, 2016Observed: 10.95 ft at 2:15AM Feb 05, 2016Observed: 10.95 ft at 2:30AM Feb 05, 2016Observed: 10.94 ft at 2:45AM Feb 05, 2016Observed: 10.93 ft at 3:00AM Feb 05, 2016Observed: 10.93 ft at 3:01AM Feb 05, 2016Observed: 10.92 ft at 3:15AM Feb 05, 2016Observed: 10.92 ft at 3:16AM Feb 05, 2016Observed: 10.92 ft at 3:30AM Feb 05, 2016Observed: 10.92 ft at 3:31AM Feb 05, 2016Observed: 10.91 ft at 3:45AM Feb 05, 2016Observed: 10.88 ft at 4:00AM Feb 05, 2016Observed: 10.89 ft at 4:15AM Feb 05, 2016Observed: 10.88 ft at 4:30AM Feb 05, 2016Observed: 10.88 ft at 4:45AM Feb 05, 2016Observed: 10.85 ft at 5:00AM Feb 05, 2016Observed: 10.87 ft at 5:15AM Feb 05, 2016Observed: 10.86 ft at 5:30AM Feb 05, 2016Observed: 10.84 ft at 5:45AM Feb 05, 2016Observed: 10.85 ft at 6:00AM Feb 05, 2016Observed: 10.83 ft at 6:15AM Feb 05, 2016Observed: 10.83 ft at 6:30AM Feb 05, 2016Observed: 10.82 ft at 6:45AM Feb 05, 2016Observed: 10.82 ft at 7:00AM Feb 05, 2016Observed: 10.83 ft at 7:15AM Feb 05, 2016Observed: 10.8 ft at 7:30AM Feb 05, 2016Observed: 10.81 ft at 7:45AM Feb 05, 2016Observed: 10.8 ft at 8:00AM Feb 05, 2016Observed: 10.77 ft at 8:15AM Feb 05, 2016Observed: 10.78 ft at 8:30AM Feb 05, 2016Observed: 10.77 ft at 8:45AM Feb 05, 2016Observed: 10.77 ft at 9:00AM Feb 05, 2016Observed: 10.78 ft at 9:15AM Feb 05, 2016Observed: 10.77 ft at 9:30AM Feb 05, 2016Observed: 10.76 ft at 9:45AM Feb 05, 2016Observed: 10.76 ft at 10:00AM Feb 05, 2016Observed: 10.77 ft at 10:15AM Feb 05, 2016Observed: 10.76 ft at 10:30AM Feb 05, 2016Observed: 10.75 ft at 10:45AM Feb 05, 2016Observed: 10.75 ft at 11:00AM Feb 05, 2016Observed: 10.74 ft at 11:15AM Feb 05, 2016Observed: 10.74 ft at 11:16AM Feb 05, 2016Observed: 10.75 ft at 11:30AM Feb 05, 2016Observed: 10.75 ft at 11:31AM Feb 05, 2016Observed: 10.73 ft at 11:45AM Feb 05, 2016Observed: 10.73 ft at 11:46AM Feb 05, 2016Observed: 10.73 ft at 12:00PM Feb 05, 2016Observed: 10.74 ft at 12:15PM Feb 05, 2016Observed: 10.7 ft at 12:30PM Feb 05, 2016Observed: 10.7 ft at 12:45PM Feb 05, 2016Observed: 10.73 ft at 1:00PM Feb 05, 2016Observed: 10.7 ft at 1:15PM Feb 05, 2016Observed: 10.69 ft at 1:30PM Feb 05, 2016Observed: 10.68 ft at 1:45PM Feb 05, 2016Observed: 10.7 ft at 2:00PM Feb 05, 2016Observed: 10.7 ft at 2:15PM Feb 05, 2016Observed: 10.7 ft at 2:30PM Feb 05, 2016Observed: 10.68 ft at 2:45PM Feb 05, 2016Observed: 10.7 ft at 3:00PM Feb 05, 2016Observed: 10.72 ft at 3:15PM Feb 05, 2016Observed: 10.7 ft at 3:30PM Feb 05, 2016Observed: 10.69 ft at 3:45PM Feb 05, 2016Observed: 10.72 ft at 4:00PM Feb 05, 2016Observed: 10.7 ft at 4:15PM Feb 05, 2016Observed: 10.72 ft at 4:30PM Feb 05, 2016Observed: 10.72 ft at 4:45PM Feb 05, 2016Observed: 10.72 ft at 5:00PM Feb 05, 2016Observed: 10.71 ft at 5:15PM Feb 05, 2016Observed: 10.74 ft at 5:30PM Feb 05, 2016Observed: 10.74 ft at 5:45PM Feb 05, 2016Observed: 10.74 ft at 6:00PM Feb 05, 2016Observed: 10.74 ft at 6:15PM Feb 05, 2016Observed: 10.73 ft at 6:30PM Feb 05, 2016Observed: 10.75 ft at 6:45PM Feb 05, 2016Observed: 10.75 ft at 7:00PM Feb 05, 2016Observed: 10.75 ft at 7:15PM Feb 05, 2016Observed: 10.75 ft at 7:16PM Feb 05, 2016Observed: 10.75 ft at 7:30PM Feb 05, 2016Observed: 10.75 ft at 7:31PM Feb 05, 2016Observed: 10.74 ft at 7:45PM Feb 05, 2016Observed: 10.74 ft at 7:46PM Feb 05, 2016Observed: 10.75 ft at 8:00PM Feb 05, 2016Observed: 10.76 ft at 8:15PM Feb 05, 2016Observed: 10.75 ft at 8:30PM Feb 05, 2016Observed: 10.75 ft at 8:45PM Feb 05, 2016Observed: 10.75 ft at 9:00PM Feb 05, 2016Observed: 10.74 ft at 9:15PM Feb 05, 2016Observed: 10.74 ft at 9:30PM Feb 05, 2016Observed: 10.75 ft at 9:45PM Feb 05, 2016Observed: 10.71 ft at 10:00PM Feb 05, 2016Observed: 10.73 ft at 10:15PM Feb 05, 2016Observed: 10.75 ft at 10:30PM Feb 05, 2016Observed: 10.73 ft at 10:45PM Feb 05, 2016Observed: 10.72 ft at 11:00PM Feb 05, 2016Observed: 10.74 ft at 11:15PM Feb 05, 2016Observed: 10.7 ft at 11:30PM Feb 05, 2016Observed: 10.69 ft at 11:45PM Feb 05, 2016Observed: 10.71 ft at 12:00AM Feb 06, 2016Observed: 10.69 ft at 12:15AM Feb 06, 2016Observed: 10.71 ft at 12:30AM Feb 06, 2016Observed: 10.7 ft at 12:45AM Feb 06, 2016Observed: 10.7 ft at 1:00AM Feb 06, 2016Observed: 10.68 ft at 1:15AM Feb 06, 2016Observed: 10.67 ft at 1:30AM Feb 06, 2016Observed: 10.67 ft at 1:45AM Feb 06, 2016Observed: 10.68 ft at 2:00AM Feb 06, 2016Observed: 10.67 ft at 2:15AM Feb 06, 2016Observed: 10.67 ft at 2:30AM Feb 06, 2016Observed: 10.65 ft at 2:45AM Feb 06, 2016Observed: 10.65 ft at 3:00AM Feb 06, 2016Observed: 10.65 ft at 3:15AM Feb 06, 2016Observed: 10.65 ft at 3:16AM Feb 06, 2016Observed: 10.63 ft at 3:30AM Feb 06, 2016Observed: 10.63 ft at 3:31AM Feb 06, 2016Observed: 10.62 ft at 3:45AM Feb 06, 2016Observed: 10.62 ft at 3:46AM Feb 06, 2016Observed: 10.63 ft at 4:00AM Feb 06, 2016Observed: 10.62 ft at 4:15AM Feb 06, 2016Observed: 10.61 ft at 4:30AM Feb 06, 2016USGS--Water Resources of the United StatesSXCI4(plotting HGIRG) Graph Created (5:49AM Feb 6, 2016)ObservedLatest observed value: 10.61 ft at 4:30 AM CST 6-Feb-2016. Flood Stage is 32 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Gauge reading may be affected by ice.

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
KML Image
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?
Resources Collapse
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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