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Hydrograph River at a Glance Download
Big Sioux River at Akron Stage (ft)Flow (cfs)Highest Observation: 5.56 ft at 8:45PM Oct 17, 2014Highest Observation: 5.56 ft at 9:00PM Oct 17, 2014Highest Observation: 5.56 ft at 9:15PM Oct 17, 2014Highest Observation: 5.56 ft at 9:30PM Oct 17, 2014Highest Observation: 5.56 ft at 9:45PM Oct 17, 2014Highest Observation: 5.56 ft at 10:00PM Oct 17, 2014Highest Observation: 5.56 ft at 10:15PM Oct 17, 2014Highest Observation: 5.56 ft at 10:30PM Oct 17, 2014Highest Observation: 5.56 ft at 10:45PM Oct 17, 2014Highest Observation: 5.56 ft at 11:00PM Oct 17, 2014Observed: 5.55 ft at 11:15PM Oct 17, 2014Highest Observation: 5.56 ft at 11:30PM Oct 17, 2014Observed: 5.55 ft at 11:45PM Oct 17, 2014Highest Observation: 5.56 ft at 12:00AM Oct 18, 2014Observed: 5.55 ft at 12:15AM Oct 18, 2014Observed: 5.55 ft at 12:16AM Oct 18, 2014Observed: 5.55 ft at 12:30AM Oct 18, 2014Observed: 5.55 ft at 12:31AM Oct 18, 2014Observed: 5.55 ft at 12:45AM Oct 18, 2014Observed: 5.55 ft at 12:46AM Oct 18, 2014Observed: 5.55 ft at 1:00AM Oct 18, 2014Observed: 5.55 ft at 1:15AM Oct 18, 2014Observed: 5.55 ft at 1:30AM Oct 18, 2014Observed: 5.55 ft at 1:45AM Oct 18, 2014Observed: 5.55 ft at 2:00AM Oct 18, 2014Observed: 5.55 ft at 2:15AM Oct 18, 2014Observed: 5.55 ft at 2:30AM Oct 18, 2014Observed: 5.55 ft at 2:45AM Oct 18, 2014Observed: 5.55 ft at 3:00AM Oct 18, 2014Observed: 5.55 ft at 3:15AM Oct 18, 2014Observed: 5.55 ft at 3:30AM Oct 18, 2014Observed: 5.55 ft at 3:45AM Oct 18, 2014Observed: 5.54 ft at 4:00AM Oct 18, 2014Observed: 5.55 ft at 4:15AM Oct 18, 2014Observed: 5.55 ft at 4:30AM Oct 18, 2014Observed: 5.55 ft at 4:45AM Oct 18, 2014Observed: 5.55 ft at 5:00AM Oct 18, 2014Observed: 5.55 ft at 5:15AM Oct 18, 2014Observed: 5.55 ft at 5:30AM Oct 18, 2014Observed: 5.55 ft at 5:45AM Oct 18, 2014Observed: 5.54 ft at 6:00AM Oct 18, 2014Observed: 5.55 ft at 6:15AM Oct 18, 2014Observed: 5.54 ft at 6:30AM Oct 18, 2014Observed: 5.55 ft at 6:45AM Oct 18, 2014Observed: 5.54 ft at 7:00AM Oct 18, 2014Observed: 5.55 ft at 7:15AM Oct 18, 2014Observed: 5.54 ft at 7:30AM Oct 18, 2014Observed: 5.54 ft at 7:45AM Oct 18, 2014Observed: 5.54 ft at 8:00AM Oct 18, 2014Observed: 5.54 ft at 8:15AM Oct 18, 2014Observed: 5.54 ft at 8:16AM Oct 18, 2014Observed: 5.55 ft at 8:30AM Oct 18, 2014Observed: 5.55 ft at 8:31AM Oct 18, 2014Observed: 5.54 ft at 8:45AM Oct 18, 2014Observed: 5.54 ft at 8:46AM Oct 18, 2014Observed: 5.55 ft at 9:00AM Oct 18, 2014Observed: 5.54 ft at 9:15AM Oct 18, 2014Observed: 5.55 ft at 9:30AM Oct 18, 2014Observed: 5.55 ft at 9:45AM Oct 18, 2014Observed: 5.54 ft at 10:00AM Oct 18, 2014Observed: 5.55 ft at 10:15AM Oct 18, 2014Observed: 5.54 ft at 10:30AM Oct 18, 2014Observed: 5.54 ft at 10:45AM Oct 18, 2014Observed: 5.54 ft at 11:00AM Oct 18, 2014Observed: 5.55 ft at 11:15AM Oct 18, 2014Observed: 5.54 ft at 11:30AM Oct 18, 2014Observed: 5.55 ft at 11:45AM Oct 18, 2014Observed: 5.54 ft at 12:00PM Oct 18, 2014Observed: 5.54 ft at 12:15PM Oct 18, 2014Observed: 5.54 ft at 12:30PM Oct 18, 2014Observed: 5.55 ft at 12:45PM Oct 18, 2014Observed: 5.54 ft at 1:00PM Oct 18, 2014Observed: 5.55 ft at 1:15PM Oct 18, 2014Observed: 5.55 ft at 1:30PM Oct 18, 2014Observed: 5.55 ft at 1:45PM Oct 18, 2014Observed: 5.55 ft at 2:00PM Oct 18, 2014Observed: 5.55 ft at 2:15PM Oct 18, 2014Observed: 5.55 ft at 2:30PM Oct 18, 2014Observed: 5.55 ft at 2:45PM Oct 18, 2014Observed: 5.55 ft at 3:00PM Oct 18, 2014Observed: 5.55 ft at 3:15PM Oct 18, 2014Observed: 5.54 ft at 3:30PM Oct 18, 2014Observed: 5.54 ft at 3:45PM Oct 18, 2014Observed: 5.54 ft at 4:00PM Oct 18, 2014Observed: 5.55 ft at 4:15PM Oct 18, 2014Observed: 5.54 ft at 4:30PM Oct 18, 2014Observed: 5.55 ft at 4:45PM Oct 18, 2014Observed: 5.54 ft at 5:00PM Oct 18, 2014Observed: 5.55 ft at 5:15PM Oct 18, 2014Observed: 5.55 ft at 5:30PM Oct 18, 2014Observed: 5.54 ft at 5:45PM Oct 18, 2014Observed: 5.54 ft at 6:00PM Oct 18, 2014Observed: 5.54 ft at 6:15PM Oct 18, 2014Observed: 5.54 ft at 6:30PM Oct 18, 2014Observed: 5.54 ft at 6:45PM Oct 18, 2014Observed: 5.54 ft at 7:00PM Oct 18, 2014Observed: 5.54 ft at 7:15PM Oct 18, 2014Observed: 5.54 ft at 7:30PM Oct 18, 2014Observed: 5.54 ft at 7:45PM Oct 18, 2014Observed: 5.54 ft at 8:00PM Oct 18, 2014Observed: 5.54 ft at 8:15PM Oct 18, 2014Observed: 5.54 ft at 8:30PM Oct 18, 2014Observed: 5.54 ft at 8:45PM Oct 18, 2014Observed: 5.54 ft at 9:00PM Oct 18, 2014Observed: 5.54 ft at 9:15PM Oct 18, 2014Observed: 5.54 ft at 9:30PM Oct 18, 2014Observed: 5.54 ft at 9:45PM Oct 18, 2014Observed: 5.54 ft at 10:00PM Oct 18, 2014Observed: 5.54 ft at 10:15PM Oct 18, 2014Observed: 5.54 ft at 10:30PM Oct 18, 2014Observed: 5.54 ft at 10:45PM Oct 18, 2014Observed: 5.54 ft at 11:00PM Oct 18, 2014Observed: 5.54 ft at 11:15PM Oct 18, 2014Observed: 5.54 ft at 11:30PM Oct 18, 2014Observed: 5.54 ft at 11:45PM Oct 18, 2014Observed: 5.54 ft at 12:00AM Oct 19, 2014Observed: 5.54 ft at 12:15AM Oct 19, 2014Observed: 5.54 ft at 12:30AM Oct 19, 2014Observed: 5.54 ft at 12:45AM Oct 19, 2014Observed: 5.54 ft at 1:00AM Oct 19, 2014Observed: 5.54 ft at 1:15AM Oct 19, 2014Observed: 5.54 ft at 1:30AM Oct 19, 2014Observed: 5.54 ft at 1:45AM Oct 19, 2014Observed: 5.54 ft at 2:00AM Oct 19, 2014Observed: 5.54 ft at 2:15AM Oct 19, 2014Observed: 5.54 ft at 2:30AM Oct 19, 2014Observed: 5.54 ft at 2:45AM Oct 19, 2014Observed: 5.54 ft at 3:00AM Oct 19, 2014Observed: 5.54 ft at 3:15AM Oct 19, 2014Observed: 5.54 ft at 3:30AM Oct 19, 2014Observed: 5.54 ft at 3:45AM Oct 19, 2014Observed: 5.54 ft at 4:00AM Oct 19, 2014Observed: 5.54 ft at 4:15AM Oct 19, 2014Observed: 5.54 ft at 4:30AM Oct 19, 2014Observed: 5.53 ft at 4:45AM Oct 19, 2014Observed: 5.53 ft at 5:00AM Oct 19, 2014Observed: 5.53 ft at 5:15AM Oct 19, 2014Observed: 5.54 ft at 5:30AM Oct 19, 2014Observed: 5.54 ft at 5:45AM Oct 19, 2014Observed: 5.53 ft at 6:00AM Oct 19, 2014Observed: 5.54 ft at 6:15AM Oct 19, 2014Observed: 5.53 ft at 6:30AM Oct 19, 2014Observed: 5.53 ft at 6:45AM Oct 19, 2014Observed: 5.53 ft at 7:00AM Oct 19, 2014Observed: 5.53 ft at 7:15AM Oct 19, 2014Observed: 5.53 ft at 7:30AM Oct 19, 2014Observed: 5.53 ft at 7:45AM Oct 19, 2014Observed: 5.53 ft at 8:00AM Oct 19, 2014Observed: 5.53 ft at 8:15AM Oct 19, 2014Observed: 5.53 ft at 8:30AM Oct 19, 2014Observed: 5.53 ft at 8:45AM Oct 19, 2014Observed: 5.53 ft at 9:00AM Oct 19, 2014Observed: 5.53 ft at 9:15AM Oct 19, 2014Observed: 5.53 ft at 9:30AM Oct 19, 2014Observed: 5.53 ft at 9:45AM Oct 19, 2014Observed: 5.53 ft at 10:00AM Oct 19, 2014Observed: 5.53 ft at 10:15AM Oct 19, 2014Observed: 5.53 ft at 10:30AM Oct 19, 2014Observed: 5.53 ft at 10:45AM Oct 19, 2014Observed: 5.54 ft at 11:00AM Oct 19, 2014Observed: 5.53 ft at 11:15AM Oct 19, 2014Observed: 5.53 ft at 11:30AM Oct 19, 2014Observed: 5.54 ft at 11:45AM Oct 19, 2014Observed: 5.53 ft at 12:00PM Oct 19, 2014Observed: 5.53 ft at 12:15PM Oct 19, 2014Observed: 5.53 ft at 12:30PM Oct 19, 2014Observed: 5.53 ft at 12:45PM Oct 19, 2014Observed: 5.53 ft at 1:00PM Oct 19, 2014Observed: 5.53 ft at 1:15PM Oct 19, 2014Observed: 5.54 ft at 1:30PM Oct 19, 2014Observed: 5.53 ft at 1:45PM Oct 19, 2014Observed: 5.53 ft at 2:00PM Oct 19, 2014Observed: 5.53 ft at 2:15PM Oct 19, 2014Observed: 5.53 ft at 2:30PM Oct 19, 2014Observed: 5.53 ft at 2:45PM Oct 19, 2014Observed: 5.53 ft at 3:00PM Oct 19, 2014Observed: 5.53 ft at 3:15PM Oct 19, 2014Observed: 5.53 ft at 3:30PM Oct 19, 2014Observed: 5.53 ft at 3:45PM Oct 19, 2014Observed: 5.52 ft at 4:00PM Oct 19, 2014Observed: 5.53 ft at 4:15PM Oct 19, 2014Observed: 5.53 ft at 4:16PM Oct 19, 2014Observed: 5.52 ft at 4:30PM Oct 19, 2014Observed: 5.52 ft at 4:31PM Oct 19, 2014Observed: 5.52 ft at 4:45PM Oct 19, 2014Observed: 5.52 ft at 4:46PM Oct 19, 2014Observed: 5.53 ft at 5:00PM Oct 19, 2014Observed: 5.52 ft at 5:15PM Oct 19, 2014Observed: 5.52 ft at 5:30PM Oct 19, 2014Observed: 5.52 ft at 5:45PM Oct 19, 2014Observed: 5.52 ft at 6:00PM Oct 19, 2014Observed: 5.52 ft at 6:15PM Oct 19, 2014Observed: 5.52 ft at 6:30PM Oct 19, 2014Observed: 5.52 ft at 6:45PM Oct 19, 2014Observed: 5.52 ft at 7:00PM Oct 19, 2014Observed: 5.52 ft at 7:15PM Oct 19, 2014Observed: 5.52 ft at 7:30PM Oct 19, 2014Observed: 5.52 ft at 7:45PM Oct 19, 2014Observed: 5.52 ft at 8:00PM Oct 19, 2014Observed: 5.52 ft at 8:15PM Oct 19, 2014Observed: 5.52 ft at 8:30PM Oct 19, 2014Observed: 5.52 ft at 8:45PM Oct 19, 2014Observed: 5.52 ft at 9:00PM Oct 19, 2014Observed: 5.52 ft at 9:15PM Oct 19, 2014Observed: 5.52 ft at 9:30PM Oct 19, 2014Observed: 5.52 ft at 9:45PM Oct 19, 2014Observed: 5.52 ft at 10:00PM Oct 19, 2014Observed: 5.51 ft at 10:15PM Oct 19, 2014Observed: 5.51 ft at 10:30PM Oct 19, 2014Observed: 5.52 ft at 10:45PM Oct 19, 2014Observed: 5.52 ft at 11:00PM Oct 19, 2014Observed: 5.51 ft at 11:15PM Oct 19, 2014Observed: 5.51 ft at 11:30PM Oct 19, 2014Observed: 5.51 ft at 11:45PM Oct 19, 2014Observed: 5.51 ft at 12:00AM Oct 20, 2014Observed: 5.51 ft at 12:15AM Oct 20, 2014Observed: 5.51 ft at 12:16AM Oct 20, 2014Observed: 5.51 ft at 12:30AM Oct 20, 2014Observed: 5.51 ft at 12:31AM Oct 20, 2014Observed: 5.51 ft at 12:45AM Oct 20, 2014Observed: 5.51 ft at 12:46AM Oct 20, 2014Observed: 5.51 ft at 1:00AM Oct 20, 2014Observed: 5.51 ft at 1:15AM Oct 20, 2014Observed: 5.51 ft at 1:30AM Oct 20, 2014Observed: 5.51 ft at 1:45AM Oct 20, 2014Observed: 5.51 ft at 2:00AM Oct 20, 2014Observed: 5.51 ft at 2:15AM Oct 20, 2014Observed: 5.51 ft at 2:30AM Oct 20, 2014Observed: 5.51 ft at 2:45AM Oct 20, 2014Observed: 5.51 ft at 3:00AM Oct 20, 2014Observed: 5.51 ft at 3:15AM Oct 20, 2014Observed: 5.51 ft at 3:30AM Oct 20, 2014Observed: 5.51 ft at 3:45AM Oct 20, 2014Observed: 5.51 ft at 4:00AM Oct 20, 2014Observed: 5.51 ft at 4:15AM Oct 20, 2014Observed: 5.51 ft at 4:30AM Oct 20, 2014Observed: 5.5 ft at 4:45AM Oct 20, 2014Observed: 5.51 ft at 5:00AM Oct 20, 2014Observed: 5.5 ft at 5:15AM Oct 20, 2014Observed: 5.5 ft at 5:30AM Oct 20, 2014Observed: 5.5 ft at 5:45AM Oct 20, 2014Observed: 5.5 ft at 6:00AM Oct 20, 2014Observed: 5.5 ft at 6:15AM Oct 20, 2014Observed: 5.5 ft at 6:30AM Oct 20, 2014Observed: 5.5 ft at 6:45AM Oct 20, 2014Observed: 5.5 ft at 7:00AM Oct 20, 2014Observed: 5.5 ft at 7:15AM Oct 20, 2014Observed: 5.5 ft at 7:30AM Oct 20, 2014Observed: 5.5 ft at 7:45AM Oct 20, 2014Observed: 5.5 ft at 8:00AM Oct 20, 2014Observed: 5.51 ft at 10:15AM Oct 20, 2014Observed: 5.51 ft at 10:30AM Oct 20, 2014Observed: 5.51 ft at 10:45AM Oct 20, 2014Observed: 5.51 ft at 11:00AM Oct 20, 2014Observed: 5.51 ft at 11:15AM Oct 20, 2014Observed: 5.51 ft at 11:30AM Oct 20, 2014Observed: 5.51 ft at 11:45AM Oct 20, 2014Observed: 5.51 ft at 12:00PM Oct 20, 2014Observed: 5.51 ft at 12:15PM Oct 20, 2014Observed: 5.51 ft at 12:30PM Oct 20, 2014Observed: 5.51 ft at 12:45PM Oct 20, 2014Observed: 5.51 ft at 1:00PM Oct 20, 2014Observed: 5.5 ft at 1:15PM Oct 20, 2014Observed: 5.51 ft at 1:30PM Oct 20, 2014Observed: 5.51 ft at 1:45PM Oct 20, 2014Observed: 5.51 ft at 2:00PM Oct 20, 2014Observed: 5.51 ft at 2:15PM Oct 20, 2014Observed: 5.51 ft at 2:30PM Oct 20, 2014Observed: 5.51 ft at 2:45PM Oct 20, 2014Observed: 5.51 ft at 3:00PM Oct 20, 2014Observed: 5.5 ft at 3:15PM Oct 20, 2014Observed: 5.5 ft at 3:30PM Oct 20, 2014Observed: 5.5 ft at 3:45PM Oct 20, 2014Observed: 5.5 ft at 4:00PM Oct 20, 2014Observed: 5.51 ft at 4:15PM Oct 20, 2014Observed: 5.51 ft at 4:30PM Oct 20, 2014Observed: 5.51 ft at 4:31PM Oct 20, 2014Observed: 5.5 ft at 4:45PM Oct 20, 2014Observed: 5.5 ft at 4:46PM Oct 20, 2014Observed: 5.5 ft at 5:00PM Oct 20, 2014Observed: 5.5 ft at 5:01PM Oct 20, 2014Observed: 5.5 ft at 5:15PM Oct 20, 2014Observed: 5.51 ft at 5:30PM Oct 20, 2014Observed: 5.5 ft at 5:45PM Oct 20, 2014Observed: 5.5 ft at 6:00PM Oct 20, 2014Observed: 5.5 ft at 6:15PM Oct 20, 2014Observed: 5.5 ft at 6:30PM Oct 20, 2014Observed: 5.5 ft at 6:45PM Oct 20, 2014Observed: 5.5 ft at 7:00PM Oct 20, 2014Observed: 5.5 ft at 7:15PM Oct 20, 2014Observed: 5.5 ft at 7:30PM Oct 20, 2014Observed: 5.5 ft at 7:45PM Oct 20, 2014Observed: 5.5 ft at 8:00PM Oct 20, 2014Observed: 5.49 ft at 8:15PM Oct 20, 2014Observed: 5.5 ft at 8:30PM Oct 20, 2014Observed: 5.5 ft at 8:45PM Oct 20, 2014Observed: 5.49 ft at 9:00PM Oct 20, 2014Observed: 5.49 ft at 9:15PM Oct 20, 2014Observed: 5.49 ft at 9:30PM Oct 20, 2014Observed: 5.49 ft at 9:45PM Oct 20, 2014Observed: 5.49 ft at 10:00PM Oct 20, 2014Observed: 5.49 ft at 10:15PM Oct 20, 2014Observed: 5.49 ft at 10:30PM Oct 20, 2014Observed: 5.49 ft at 10:45PM Oct 20, 2014Observed: 5.49 ft at 11:00PM Oct 20, 2014Observed: 5.49 ft at 11:15PM Oct 20, 2014Observed: 5.49 ft at 11:30PM Oct 20, 2014Observed: 5.49 ft at 11:45PM Oct 20, 2014Observed: 5.49 ft at 12:00AM Oct 21, 2014Observed: 5.49 ft at 12:15AM Oct 21, 2014Observed: 5.49 ft at 12:30AM Oct 21, 2014Observed: 5.49 ft at 12:31AM Oct 21, 2014Observed: 5.49 ft at 12:45AM Oct 21, 2014Observed: 5.49 ft at 12:46AM Oct 21, 2014Observed: 5.49 ft at 1:00AM Oct 21, 2014Observed: 5.49 ft at 1:01AM Oct 21, 2014Observed: 5.49 ft at 1:15AM Oct 21, 2014Observed: 5.49 ft at 1:30AM Oct 21, 2014Observed: 5.49 ft at 1:45AM Oct 21, 2014Observed: 5.49 ft at 2:00AM Oct 21, 2014Observed: 5.49 ft at 2:15AM Oct 21, 2014Observed: 5.49 ft at 2:30AM Oct 21, 2014Observed: 5.49 ft at 2:45AM Oct 21, 2014Observed: 5.49 ft at 3:00AM Oct 21, 2014Observed: 5.48 ft at 3:15AM Oct 21, 2014Observed: 5.49 ft at 3:30AM Oct 21, 2014Observed: 5.49 ft at 3:45AM Oct 21, 2014Observed: 5.48 ft at 4:00AM Oct 21, 2014Observed: 5.49 ft at 4:15AM Oct 21, 2014Observed: 5.49 ft at 4:30AM Oct 21, 2014Observed: 5.48 ft at 4:45AM Oct 21, 2014Observed: 5.48 ft at 5:00AM Oct 21, 2014Observed: 5.48 ft at 5:15AM Oct 21, 2014Observed: 5.48 ft at 5:30AM Oct 21, 2014Observed: 5.48 ft at 5:45AM Oct 21, 2014Observed: 5.48 ft at 6:00AM Oct 21, 2014Observed: 5.48 ft at 6:15AM Oct 21, 2014Observed: 5.48 ft at 6:30AM Oct 21, 2014Observed: 5.48 ft at 6:45AM Oct 21, 2014Observed: 5.48 ft at 7:00AM Oct 21, 2014Observed: 5.48 ft at 7:15AM Oct 21, 2014Observed: 5.48 ft at 7:30AM Oct 21, 2014Observed: 5.48 ft at 7:45AM Oct 21, 2014Observed: 5.48 ft at 8:00AM Oct 21, 2014Observed: 5.48 ft at 8:15AM Oct 21, 2014Observed: 5.48 ft at 8:30AM Oct 21, 2014Observed: 5.48 ft at 8:45AM Oct 21, 2014Observed: 5.48 ft at 9:00AM Oct 21, 2014Observed: 5.48 ft at 9:15AM Oct 21, 2014Observed: 5.48 ft at 9:30AM Oct 21, 2014Observed: 5.48 ft at 9:45AM Oct 21, 2014Observed: 5.48 ft at 10:00AM Oct 21, 2014Observed: 5.49 ft at 10:15AM Oct 21, 2014Observed: 5.49 ft at 10:30AM Oct 21, 2014Observed: 5.49 ft at 10:45AM Oct 21, 2014Observed: 5.49 ft at 11:00AM Oct 21, 2014Observed: 5.49 ft at 11:15AM Oct 21, 2014Observed: 5.49 ft at 11:30AM Oct 21, 2014Observed: 5.49 ft at 11:45AM Oct 21, 2014Observed: 5.5 ft at 12:00PM Oct 21, 2014Observed: 5.49 ft at 12:15PM Oct 21, 2014Observed: 5.49 ft at 12:30PM Oct 21, 2014Observed: 5.49 ft at 12:45PM Oct 21, 2014Observed: 5.49 ft at 1:00PM Oct 21, 2014Observed: 5.49 ft at 1:15PM Oct 21, 2014Observed: 5.49 ft at 1:30PM Oct 21, 2014Observed: 5.49 ft at 1:45PM Oct 21, 2014Observed: 5.49 ft at 2:00PM Oct 21, 2014Observed: 5.49 ft at 2:15PM Oct 21, 2014Observed: 5.49 ft at 2:30PM Oct 21, 2014Observed: 5.49 ft at 2:45PM Oct 21, 2014Observed: 5.49 ft at 3:00PM Oct 21, 2014Observed: 5.48 ft at 3:15PM Oct 21, 2014Observed: 5.48 ft at 3:30PM Oct 21, 2014Observed: 5.49 ft at 3:45PM Oct 21, 2014Observed: 5.48 ft at 4:00PM Oct 21, 2014Observed: 5.49 ft at 4:15PM Oct 21, 2014Observed: 5.48 ft at 4:30PM Oct 21, 2014Observed: 5.48 ft at 4:45PM Oct 21, 2014Observed: 5.48 ft at 5:00PM Oct 21, 2014Observed: 5.48 ft at 5:15PM Oct 21, 2014Observed: 5.48 ft at 5:30PM Oct 21, 2014Observed: 5.48 ft at 5:45PM Oct 21, 2014Observed: 5.48 ft at 6:00PM Oct 21, 2014Observed: 5.48 ft at 6:15PM Oct 21, 2014Observed: 5.48 ft at 6:30PM Oct 21, 2014Observed: 5.48 ft at 6:45PM Oct 21, 2014Observed: 5.48 ft at 7:00PM Oct 21, 2014Observed: 5.48 ft at 7:15PM Oct 21, 2014Observed: 5.48 ft at 7:30PM Oct 21, 2014Observed: 5.48 ft at 7:45PM Oct 21, 2014Observed: 5.48 ft at 8:00PM Oct 21, 2014Observed: 5.48 ft at 8:15PM Oct 21, 2014Observed: 5.48 ft at 8:30PM Oct 21, 2014Observed: 5.49 ft at 8:45PM Oct 21, 2014Observed: 5.48 ft at 9:00PM Oct 21, 2014Observed: 5.49 ft at 9:15PM Oct 21, 2014Observed: 5.49 ft at 9:30PM Oct 21, 2014Observed: 5.49 ft at 9:45PM Oct 21, 2014Observed: 5.49 ft at 10:00PM Oct 21, 2014Observed: 5.49 ft at 10:15PM Oct 21, 2014Observed: 5.49 ft at 10:30PM Oct 21, 2014Observed: 5.49 ft at 10:45PM Oct 21, 2014Observed: 5.48 ft at 11:00PM Oct 21, 2014Observed: 5.48 ft at 11:15PM Oct 21, 2014Observed: 5.48 ft at 11:30PM Oct 21, 2014Observed: 5.48 ft at 11:45PM Oct 21, 2014Observed: 5.48 ft at 12:00AM Oct 22, 2014Observed: 5.48 ft at 12:15AM Oct 22, 2014Observed: 5.48 ft at 12:30AM Oct 22, 2014Observed: 5.48 ft at 12:45AM Oct 22, 2014Observed: 5.48 ft at 1:00AM Oct 22, 2014Observed: 5.48 ft at 1:15AM Oct 22, 2014Observed: 5.48 ft at 1:30AM Oct 22, 2014Observed: 5.48 ft at 1:45AM Oct 22, 2014Observed: 5.48 ft at 2:00AM Oct 22, 2014Observed: 5.48 ft at 2:15AM Oct 22, 2014Observed: 5.48 ft at 2:30AM Oct 22, 2014Observed: 5.48 ft at 2:45AM Oct 22, 2014Observed: 5.48 ft at 3:00AM Oct 22, 2014Observed: 5.48 ft at 3:15AM Oct 22, 2014Observed: 5.48 ft at 3:30AM Oct 22, 2014Observed: 5.48 ft at 3:45AM Oct 22, 2014Observed: 5.48 ft at 4:00AM Oct 22, 2014Observed: 5.48 ft at 4:15AM Oct 22, 2014Observed: 5.47 ft at 4:30AM Oct 22, 2014Observed: 5.47 ft at 4:45AM Oct 22, 2014Observed: 5.47 ft at 5:00AM Oct 22, 2014Observed: 5.48 ft at 5:15AM Oct 22, 2014Observed: 5.47 ft at 5:30AM Oct 22, 2014Observed: 5.47 ft at 5:45AM Oct 22, 2014Observed: 5.47 ft at 6:00AM Oct 22, 2014Observed: 5.47 ft at 6:15AM Oct 22, 2014Observed: 5.48 ft at 6:30AM Oct 22, 2014Observed: 5.47 ft at 6:45AM Oct 22, 2014Observed: 5.47 ft at 7:00AM Oct 22, 2014Observed: 5.47 ft at 7:15AM Oct 22, 2014Observed: 5.47 ft at 7:30AM Oct 22, 2014Observed: 5.47 ft at 7:45AM Oct 22, 2014Observed: 5.47 ft at 8:00AM Oct 22, 2014Observed: 5.47 ft at 8:15AM Oct 22, 2014Observed: 5.47 ft at 8:30AM Oct 22, 2014Observed: 5.47 ft at 8:31AM Oct 22, 2014Observed: 5.47 ft at 8:45AM Oct 22, 2014Observed: 5.47 ft at 8:46AM Oct 22, 2014Observed: 5.47 ft at 9:00AM Oct 22, 2014Observed: 5.47 ft at 9:01AM Oct 22, 2014Observed: 5.47 ft at 10:15AM Oct 22, 2014Observed: 5.47 ft at 10:30AM Oct 22, 2014Observed: 5.47 ft at 10:45AM Oct 22, 2014Observed: 5.47 ft at 11:00AM Oct 22, 2014Observed: 5.47 ft at 11:15AM Oct 22, 2014Observed: 5.49 ft at 11:30AM Oct 22, 2014Observed: 5.48 ft at 11:45AM Oct 22, 2014Observed: 5.48 ft at 12:00PM Oct 22, 2014Observed: 5.47 ft at 12:15PM Oct 22, 2014Observed: 5.47 ft at 12:30PM Oct 22, 2014Observed: 5.48 ft at 12:45PM Oct 22, 2014Observed: 5.47 ft at 1:00PM Oct 22, 2014Observed: 5.47 ft at 1:15PM Oct 22, 2014Observed: 5.47 ft at 1:30PM Oct 22, 2014Observed: 5.47 ft at 1:45PM Oct 22, 2014Observed: 5.47 ft at 2:00PM Oct 22, 2014Observed: 5.47 ft at 2:15PM Oct 22, 2014Observed: 5.47 ft at 2:30PM Oct 22, 2014Observed: 5.47 ft at 2:45PM Oct 22, 2014Observed: 5.47 ft at 3:00PM Oct 22, 2014Observed: 5.47 ft at 3:15PM Oct 22, 2014Observed: 5.47 ft at 3:30PM Oct 22, 2014Observed: 5.47 ft at 3:45PM Oct 22, 2014Observed: 5.47 ft at 4:00PM Oct 22, 2014Observed: 5.46 ft at 4:15PM Oct 22, 2014Observed: 5.46 ft at 4:30PM Oct 22, 2014Observed: 5.46 ft at 4:31PM Oct 22, 2014Observed: 5.46 ft at 4:45PM Oct 22, 2014Observed: 5.46 ft at 4:46PM Oct 22, 2014Observed: 5.46 ft at 5:00PM Oct 22, 2014Observed: 5.46 ft at 5:01PM Oct 22, 2014Observed: 5.46 ft at 5:15PM Oct 22, 2014Observed: 5.48 ft at 5:30PM Oct 22, 2014Observed: 5.48 ft at 5:45PM Oct 22, 2014Observed: 5.49 ft at 6:00PM Oct 22, 2014Observed: 5.5 ft at 6:15PM Oct 22, 2014Observed: 5.5 ft at 6:30PM Oct 22, 2014Observed: 5.51 ft at 6:45PM Oct 22, 2014Observed: 5.51 ft at 7:00PM Oct 22, 2014Observed: 5.52 ft at 7:15PM Oct 22, 2014Observed: 5.52 ft at 7:30PM Oct 22, 2014Observed: 5.52 ft at 7:45PM Oct 22, 2014Observed: 5.52 ft at 8:00PM Oct 22, 2014USGS--Water Resources of the United StatesAKRI4(plotting HGIRG) Graph Created (8:32PM Oct 22, 2014)ObservedLatest observed value: 5.52 ft at 8:00 PM CDT 22-Oct-2014. Flood Stage is 16 ft
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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 Akron are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Hawarden Upstream Gauge Downstream Gauge Downstream Gauge - at Sioux City
Flood Categories (in feet)
Major Flood Stage:20
Moderate Flood Stage:18
Flood Stage:16
Action Stage:14

Historical Crests
(1) 25.59 ft on 06/18/2014 (P)
(2) 23.38 ft on 04/26/2001
(3) 23.05 ft on 05/10/1993
(4) 22.99 ft on 04/09/1969
(5) 22.88 ft on 09/27/2010
Show More Historical Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
23.25 Levee gates at Riverside in Sioux City will be closed.
23 The higher levees on the Iowa side of the river are in danger of being overtopped, Highway 50 near Westfield will be flooded, and the bridge east of Jefferson will be overtopped.
22 Highway 48 begins to flood where the railroad tracks cross.
21.5 Highway 48 near the intersection with Iowa Highway 12 north of Akron begins to flood.
20 Highway 48 near Akron is flooded.
19.5 Several farm houses are flooded.
17 About 6500 acres of farm land are flooded.
16 Several farm levees are overtopped with significant flooding of agricultural lands.
15 Some rural roads on the South Dakota side of the river begin to flood.
12 Some very minor flooding of the lowest lying areas along the river begins.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.837500° N, Longitude: 96.561667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available 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 1118.9 ft 1134.9 ft  

Current/Historical Observations:

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 27-Aug-2014 7:11 PM
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