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Hydrograph River at a Glance Download
Big Sioux River above Hawarden Stage (ft)Flow (cfs)Observed: 13.75 ft at 7:00PM Jul 25, 2020Observed: 13.75 ft at 7:15PM Jul 25, 2020Observed: 13.75 ft at 7:30PM Jul 25, 2020Observed: 13.74 ft at 7:45PM Jul 25, 2020Observed: 13.74 ft at 8:00PM Jul 25, 2020Observed: 13.75 ft at 8:15PM Jul 25, 2020Observed: 13.75 ft at 8:30PM Jul 25, 2020Observed: 13.75 ft at 8:45PM Jul 25, 2020Highest Observation: 13.77 ft at 9:00PM Jul 25, 2020Observed: 13.75 ft at 9:15PM Jul 25, 2020Observed: 13.75 ft at 9:30PM Jul 25, 2020Observed: 13.75 ft at 9:45PM Jul 25, 2020Observed: 13.75 ft at 10:00PM Jul 25, 2020Observed: 13.75 ft at 10:15PM Jul 25, 2020Observed: 13.75 ft at 10:30PM Jul 25, 2020Observed: 13.74 ft at 10:45PM Jul 25, 2020Observed: 13.75 ft at 11:00PM Jul 25, 2020Observed: 13.75 ft at 11:15PM Jul 25, 2020Observed: 13.75 ft at 11:30PM Jul 25, 2020Observed: 13.76 ft at 11:45PM Jul 25, 2020Observed: 13.75 ft at 12:00AM Jul 26, 2020Observed: 13.75 ft at 12:15AM Jul 26, 2020Observed: 13.74 ft at 12:30AM Jul 26, 2020Observed: 13.74 ft at 12:45AM Jul 26, 2020Observed: 13.73 ft at 1:00AM Jul 26, 2020Observed: 13.75 ft at 1:15AM Jul 26, 2020Observed: 13.73 ft at 1:30AM Jul 26, 2020Observed: 13.73 ft at 1:45AM Jul 26, 2020Observed: 13.74 ft at 2:00AM Jul 26, 2020Observed: 13.73 ft at 2:15AM Jul 26, 2020Observed: 13.73 ft at 2:16AM Jul 26, 2020Observed: 13.73 ft at 2:30AM Jul 26, 2020Observed: 13.73 ft at 2:31AM Jul 26, 2020Observed: 13.74 ft at 2:45AM Jul 26, 2020Observed: 13.74 ft at 2:46AM Jul 26, 2020Observed: 13.74 ft at 3:00AM Jul 26, 2020Observed: 13.74 ft at 3:15AM Jul 26, 2020Observed: 13.73 ft at 3:30AM Jul 26, 2020Observed: 13.73 ft at 3:45AM Jul 26, 2020Observed: 13.73 ft at 4:00AM Jul 26, 2020Observed: 13.73 ft at 4:15AM Jul 26, 2020Observed: 13.73 ft at 4:30AM Jul 26, 2020Observed: 13.74 ft at 4:45AM Jul 26, 2020Observed: 13.72 ft at 5:00AM Jul 26, 2020Observed: 13.73 ft at 5:15AM Jul 26, 2020Observed: 13.73 ft at 5:30AM Jul 26, 2020Observed: 13.74 ft at 5:45AM Jul 26, 2020Observed: 13.72 ft at 6:00AM Jul 26, 2020Observed: 13.72 ft at 6:15AM Jul 26, 2020Observed: 13.73 ft at 6:30AM Jul 26, 2020Observed: 13.73 ft at 6:45AM Jul 26, 2020Observed: 13.73 ft at 7:00AM Jul 26, 2020Observed: 13.72 ft at 7:15AM Jul 26, 2020Observed: 13.7 ft at 7:30AM Jul 26, 2020Observed: 13.71 ft at 7:45AM Jul 26, 2020Observed: 13.71 ft at 8:00AM Jul 26, 2020Observed: 13.71 ft at 8:15AM Jul 26, 2020Observed: 13.73 ft at 8:30AM Jul 26, 2020Observed: 13.71 ft at 8:45AM Jul 26, 2020Observed: 13.73 ft at 9:00AM Jul 26, 2020Observed: 13.72 ft at 9:15AM Jul 26, 2020Observed: 13.71 ft at 9:30AM Jul 26, 2020Observed: 13.72 ft at 9:45AM Jul 26, 2020Observed: 13.73 ft at 10:00AM Jul 26, 2020Observed: 13.73 ft at 10:15AM Jul 26, 2020Observed: 13.73 ft at 10:17AM Jul 26, 2020Observed: 13.72 ft at 10:30AM Jul 26, 2020Observed: 13.72 ft at 10:32AM Jul 26, 2020Observed: 13.72 ft at 10:45AM Jul 26, 2020Observed: 13.72 ft at 10:47AM Jul 26, 2020Observed: 13.73 ft at 11:00AM Jul 26, 2020Observed: 13.73 ft at 11:15AM Jul 26, 2020Observed: 13.73 ft at 11:30AM Jul 26, 2020Observed: 13.73 ft at 11:45AM Jul 26, 2020Observed: 13.73 ft at 12:00PM Jul 26, 2020Observed: 13.71 ft at 12:15PM Jul 26, 2020Observed: 13.72 ft at 12:30PM Jul 26, 2020Observed: 13.73 ft at 12:45PM Jul 26, 2020Observed: 13.74 ft at 1:00PM Jul 26, 2020Observed: 13.73 ft at 1:15PM Jul 26, 2020Observed: 13.73 ft at 1:30PM Jul 26, 2020Observed: 13.74 ft at 1:45PM Jul 26, 2020Observed: 13.72 ft at 2:00PM Jul 26, 2020Observed: 13.74 ft at 2:15PM Jul 26, 2020Observed: 13.74 ft at 2:30PM Jul 26, 2020Observed: 13.73 ft at 2:45PM Jul 26, 2020Observed: 13.74 ft at 3:00PM Jul 26, 2020Observed: 13.74 ft at 3:15PM Jul 26, 2020Observed: 13.74 ft at 3:30PM Jul 26, 2020Observed: 13.73 ft at 3:45PM Jul 26, 2020Observed: 13.74 ft at 4:00PM Jul 26, 2020Observed: 13.74 ft at 4:15PM Jul 26, 2020Observed: 13.73 ft at 4:30PM Jul 26, 2020Observed: 13.74 ft at 4:45PM Jul 26, 2020Observed: 13.74 ft at 5:00PM Jul 26, 2020Observed: 13.74 ft at 5:15PM Jul 26, 2020Observed: 13.75 ft at 5:30PM Jul 26, 2020Observed: 13.74 ft at 5:45PM Jul 26, 2020Observed: 13.74 ft at 6:00PM Jul 26, 2020Observed: 13.73 ft at 6:15PM Jul 26, 2020Observed: 13.73 ft at 6:16PM Jul 26, 2020Observed: 13.75 ft at 6:30PM Jul 26, 2020Observed: 13.75 ft at 6:31PM Jul 26, 2020Observed: 13.74 ft at 6:45PM Jul 26, 2020Observed: 13.74 ft at 6:46PM Jul 26, 2020Observed: 13.74 ft at 7:00PM Jul 26, 2020Observed: 13.75 ft at 7:15PM Jul 26, 2020Observed: 13.74 ft at 7:30PM Jul 26, 2020Observed: 13.74 ft at 7:45PM Jul 26, 2020Observed: 13.75 ft at 8:00PM Jul 26, 2020Observed: 13.75 ft at 8:15PM Jul 26, 2020Observed: 13.75 ft at 8:30PM Jul 26, 2020Observed: 13.75 ft at 8:45PM Jul 26, 2020Observed: 13.75 ft at 9:00PM Jul 26, 2020Observed: 13.74 ft at 9:15PM Jul 26, 2020Observed: 13.74 ft at 9:30PM Jul 26, 2020Observed: 13.73 ft at 9:45PM Jul 26, 2020Observed: 13.75 ft at 10:00PM Jul 26, 2020Observed: 13.74 ft at 10:15PM Jul 26, 2020Observed: 13.74 ft at 10:30PM Jul 26, 2020Observed: 13.74 ft at 10:45PM Jul 26, 2020Observed: 13.75 ft at 11:00PM Jul 26, 2020Observed: 13.73 ft at 11:15PM Jul 26, 2020Observed: 13.74 ft at 11:30PM Jul 26, 2020Observed: 13.73 ft at 11:45PM Jul 26, 2020Observed: 13.74 ft at 12:00AM Jul 27, 2020Observed: 13.72 ft at 12:15AM Jul 27, 2020Observed: 13.72 ft at 12:30AM Jul 27, 2020Observed: 13.74 ft at 12:45AM Jul 27, 2020Observed: 13.73 ft at 1:00AM Jul 27, 2020Observed: 13.73 ft at 1:15AM Jul 27, 2020Observed: 13.74 ft at 1:30AM Jul 27, 2020Observed: 13.74 ft at 1:45AM Jul 27, 2020Observed: 13.73 ft at 2:00AM Jul 27, 2020Observed: 13.73 ft at 2:15AM Jul 27, 2020Observed: 13.73 ft at 2:17AM Jul 27, 2020Observed: 13.72 ft at 2:30AM Jul 27, 2020Observed: 13.72 ft at 2:32AM Jul 27, 2020Observed: 13.73 ft at 2:45AM Jul 27, 2020Observed: 13.73 ft at 2:47AM Jul 27, 2020Observed: 13.73 ft at 3:00AM Jul 27, 2020Observed: 13.72 ft at 3:15AM Jul 27, 2020Observed: 13.72 ft at 3:30AM Jul 27, 2020Observed: 13.71 ft at 3:45AM Jul 27, 2020Observed: 13.72 ft at 4:00AM Jul 27, 2020Observed: 13.71 ft at 4:15AM Jul 27, 2020Observed: 13.71 ft at 4:30AM Jul 27, 2020Observed: 13.7 ft at 4:45AM Jul 27, 2020Observed: 13.72 ft at 5:00AM Jul 27, 2020Observed: 13.71 ft at 5:15AM Jul 27, 2020Observed: 13.71 ft at 5:30AM Jul 27, 2020Observed: 13.7 ft at 5:45AM Jul 27, 2020Observed: 13.7 ft at 6:00AM Jul 27, 2020Observed: 13.69 ft at 6:15AM Jul 27, 2020Observed: 13.68 ft at 6:30AM Jul 27, 2020Observed: 13.69 ft at 6:45AM Jul 27, 2020Observed: 13.67 ft at 7:00AM Jul 27, 2020Observed: 13.7 ft at 7:15AM Jul 27, 2020Observed: 13.68 ft at 7:30AM Jul 27, 2020Observed: 13.68 ft at 7:45AM Jul 27, 2020Observed: 13.68 ft at 8:00AM Jul 27, 2020Observed: 13.69 ft at 8:15AM Jul 27, 2020Observed: 13.68 ft at 8:30AM Jul 27, 2020Observed: 13.68 ft at 8:45AM Jul 27, 2020Observed: 13.66 ft at 9:00AM Jul 27, 2020Observed: 13.68 ft at 9:15AM Jul 27, 2020Observed: 13.68 ft at 9:30AM Jul 27, 2020Observed: 13.68 ft at 9:45AM Jul 27, 2020Observed: 13.66 ft at 10:00AM Jul 27, 2020Observed: 13.67 ft at 10:15AM Jul 27, 2020Observed: 13.67 ft at 10:16AM Jul 27, 2020Observed: 13.66 ft at 10:30AM Jul 27, 2020Observed: 13.66 ft at 10:31AM Jul 27, 2020Observed: 13.66 ft at 10:45AM Jul 27, 2020Observed: 13.66 ft at 10:46AM Jul 27, 2020Observed: 13.66 ft at 11:00AM Jul 27, 2020Observed: 13.66 ft at 11:15AM Jul 27, 2020Observed: 13.66 ft at 11:30AM Jul 27, 2020Observed: 13.67 ft at 11:45AM Jul 27, 2020Observed: 13.65 ft at 12:00PM Jul 27, 2020Observed: 13.65 ft at 12:15PM Jul 27, 2020Observed: 13.65 ft at 12:30PM Jul 27, 2020Observed: 13.66 ft at 12:45PM Jul 27, 2020Observed: 13.64 ft at 1:00PM Jul 27, 2020Observed: 13.65 ft at 1:15PM Jul 27, 2020Observed: 13.64 ft at 1:30PM Jul 27, 2020Observed: 13.66 ft at 1:45PM Jul 27, 2020Observed: 13.64 ft at 2:00PM Jul 27, 2020Observed: 13.65 ft at 2:15PM Jul 27, 2020Observed: 13.64 ft at 2:30PM Jul 27, 2020Observed: 13.64 ft at 2:45PM Jul 27, 2020Observed: 13.64 ft at 3:00PM Jul 27, 2020Observed: 13.63 ft at 3:15PM Jul 27, 2020Observed: 13.64 ft at 3:30PM Jul 27, 2020Observed: 13.62 ft at 3:45PM Jul 27, 2020Observed: 13.62 ft at 4:00PM Jul 27, 2020Observed: 13.63 ft at 4:15PM Jul 27, 2020Observed: 13.63 ft at 4:30PM Jul 27, 2020Observed: 13.61 ft at 4:45PM Jul 27, 2020Observed: 13.61 ft at 5:00PM Jul 27, 2020Observed: 13.61 ft at 5:15PM Jul 27, 2020Observed: 13.62 ft at 5:30PM Jul 27, 2020Observed: 13.6 ft at 5:45PM Jul 27, 2020Observed: 13.61 ft at 6:00PM Jul 27, 2020Observed: 13.61 ft at 6:15PM Jul 27, 2020Observed: 13.61 ft at 6:17PM Jul 27, 2020Observed: 13.6 ft at 6:30PM Jul 27, 2020Observed: 13.6 ft at 6:32PM Jul 27, 2020Observed: 13.59 ft at 6:45PM Jul 27, 2020Observed: 13.59 ft at 6:47PM Jul 27, 2020Observed: 13.6 ft at 7:00PM Jul 27, 2020Observed: 13.6 ft at 7:15PM Jul 27, 2020Observed: 13.59 ft at 7:30PM Jul 27, 2020Observed: 13.59 ft at 7:45PM Jul 27, 2020Observed: 13.58 ft at 8:00PM Jul 27, 2020Observed: 13.58 ft at 8:15PM Jul 27, 2020Observed: 13.57 ft at 8:30PM Jul 27, 2020Observed: 13.59 ft at 8:45PM Jul 27, 2020Observed: 13.57 ft at 9:00PM Jul 27, 2020Observed: 13.57 ft at 9:15PM Jul 27, 2020Observed: 13.57 ft at 9:30PM Jul 27, 2020Observed: 13.56 ft at 9:45PM Jul 27, 2020Observed: 13.56 ft at 10:00PM Jul 27, 2020Observed: 13.56 ft at 10:15PM Jul 27, 2020Observed: 13.56 ft at 10:30PM Jul 27, 2020Observed: 13.57 ft at 10:45PM Jul 27, 2020Observed: 13.56 ft at 11:00PM Jul 27, 2020Observed: 13.56 ft at 11:15PM Jul 27, 2020Observed: 13.55 ft at 11:30PM Jul 27, 2020Observed: 13.55 ft at 11:45PM Jul 27, 2020Observed: 13.55 ft at 12:00AM Jul 28, 2020Observed: 13.55 ft at 12:15AM Jul 28, 2020Observed: 13.55 ft at 12:30AM Jul 28, 2020Observed: 13.54 ft at 12:45AM Jul 28, 2020Observed: 13.55 ft at 1:00AM Jul 28, 2020Observed: 13.54 ft at 1:15AM Jul 28, 2020Observed: 13.53 ft at 1:30AM Jul 28, 2020Observed: 13.53 ft at 1:45AM Jul 28, 2020Observed: 13.52 ft at 2:00AM Jul 28, 2020Observed: 13.53 ft at 2:15AM Jul 28, 2020Observed: 13.53 ft at 2:30AM Jul 28, 2020Observed: 13.53 ft at 2:31AM Jul 28, 2020Observed: 13.53 ft at 2:45AM Jul 28, 2020Observed: 13.53 ft at 2:46AM Jul 28, 2020Observed: 13.53 ft at 3:00AM Jul 28, 2020Observed: 13.53 ft at 3:01AM Jul 28, 2020Observed: 13.53 ft at 3:15AM Jul 28, 2020Observed: 13.52 ft at 3:30AM Jul 28, 2020Observed: 13.53 ft at 3:45AM Jul 28, 2020Observed: 13.53 ft at 4:00AM Jul 28, 2020Observed: 13.51 ft at 4:15AM Jul 28, 2020Observed: 13.52 ft at 4:30AM Jul 28, 2020Observed: 13.52 ft at 4:45AM Jul 28, 2020Observed: 13.51 ft at 5:00AM Jul 28, 2020Observed: 13.51 ft at 5:15AM Jul 28, 2020Observed: 13.52 ft at 5:30AM Jul 28, 2020Observed: 13.51 ft at 5:45AM Jul 28, 2020Observed: 13.5 ft at 6:00AM Jul 28, 2020Observed: 13.49 ft at 6:15AM Jul 28, 2020Observed: 13.5 ft at 6:30AM Jul 28, 2020Observed: 13.5 ft at 6:45AM Jul 28, 2020Observed: 13.5 ft at 7:00AM Jul 28, 2020Observed: 13.5 ft at 7:15AM Jul 28, 2020Observed: 13.5 ft at 7:30AM Jul 28, 2020Observed: 13.49 ft at 7:45AM Jul 28, 2020Observed: 13.49 ft at 8:00AM Jul 28, 2020Observed: 13.49 ft at 8:15AM Jul 28, 2020Observed: 13.49 ft at 8:30AM Jul 28, 2020Observed: 13.48 ft at 8:45AM Jul 28, 2020Observed: 13.47 ft at 9:00AM Jul 28, 2020Observed: 13.47 ft at 9:15AM Jul 28, 2020Observed: 13.48 ft at 9:30AM Jul 28, 2020Observed: 13.48 ft at 9:45AM Jul 28, 2020Observed: 13.47 ft at 10:00AM Jul 28, 2020Observed: 13.47 ft at 10:15AM Jul 28, 2020Observed: 13.47 ft at 10:30AM Jul 28, 2020Observed: 13.47 ft at 10:31AM Jul 28, 2020Observed: 13.46 ft at 10:45AM Jul 28, 2020Observed: 13.46 ft at 10:46AM Jul 28, 2020Observed: 13.47 ft at 11:00AM Jul 28, 2020Observed: 13.47 ft at 11:01AM Jul 28, 2020Observed: 13.47 ft at 11:15AM Jul 28, 2020Observed: 13.46 ft at 11:30AM Jul 28, 2020Observed: 13.45 ft at 11:45AM Jul 28, 2020Observed: 13.47 ft at 12:00PM Jul 28, 2020Observed: 13.46 ft at 12:15PM Jul 28, 2020Observed: 13.46 ft at 12:30PM Jul 28, 2020Observed: 13.45 ft at 12:45PM Jul 28, 2020Observed: 13.45 ft at 1:00PM Jul 28, 2020Observed: 13.45 ft at 1:15PM Jul 28, 2020Observed: 13.45 ft at 1:30PM Jul 28, 2020Observed: 13.45 ft at 1:45PM Jul 28, 2020Observed: 13.45 ft at 2:00PM Jul 28, 2020Observed: 13.44 ft at 2:15PM Jul 28, 2020Observed: 13.44 ft at 2:30PM Jul 28, 2020Observed: 13.44 ft at 2:45PM Jul 28, 2020Observed: 13.43 ft at 3:00PM Jul 28, 2020Observed: 13.43 ft at 3:15PM Jul 28, 2020Observed: 13.43 ft at 3:30PM Jul 28, 2020Observed: 13.43 ft at 3:45PM Jul 28, 2020Observed: 13.43 ft at 4:00PM Jul 28, 2020Observed: 13.42 ft at 4:15PM Jul 28, 2020Observed: 13.42 ft at 4:30PM Jul 28, 2020Observed: 13.42 ft at 4:45PM Jul 28, 2020Observed: 13.41 ft at 5:00PM Jul 28, 2020Observed: 13.42 ft at 5:15PM Jul 28, 2020Observed: 13.4 ft at 5:30PM Jul 28, 2020Observed: 13.42 ft at 5:45PM Jul 28, 2020Observed: 13.41 ft at 6:00PM Jul 28, 2020Observed: 13.4 ft at 6:15PM Jul 28, 2020Observed: 13.4 ft at 6:30PM Jul 28, 2020Observed: 13.4 ft at 6:31PM Jul 28, 2020Observed: 13.4 ft at 6:45PM Jul 28, 2020Observed: 13.4 ft at 6:46PM Jul 28, 2020Observed: 13.4 ft at 7:00PM Jul 28, 2020Observed: 13.4 ft at 7:01PM Jul 28, 2020Observed: 13.4 ft at 7:15PM Jul 28, 2020Observed: 13.4 ft at 7:30PM Jul 28, 2020Observed: 13.4 ft at 7:45PM Jul 28, 2020Observed: 13.4 ft at 8:00PM Jul 28, 2020Observed: 13.39 ft at 8:15PM Jul 28, 2020Observed: 13.39 ft at 8:30PM Jul 28, 2020Observed: 13.38 ft at 8:45PM Jul 28, 2020Observed: 13.38 ft at 9:00PM Jul 28, 2020Observed: 13.38 ft at 9:15PM Jul 28, 2020Observed: 13.37 ft at 9:30PM Jul 28, 2020Observed: 13.38 ft at 9:45PM Jul 28, 2020Observed: 13.39 ft at 10:00PM Jul 28, 2020Observed: 13.37 ft at 10:15PM Jul 28, 2020Observed: 13.37 ft at 10:30PM Jul 28, 2020Observed: 13.37 ft at 10:45PM Jul 28, 2020Observed: 13.37 ft at 11:00PM Jul 28, 2020Observed: 13.36 ft at 11:15PM Jul 28, 2020Observed: 13.36 ft at 11:30PM Jul 28, 2020Observed: 13.36 ft at 11:45PM Jul 28, 2020Observed: 13.36 ft at 12:00AM Jul 29, 2020Observed: 13.36 ft at 12:15AM Jul 29, 2020Observed: 13.36 ft at 12:30AM Jul 29, 2020Observed: 13.35 ft at 12:45AM Jul 29, 2020Observed: 13.36 ft at 1:00AM Jul 29, 2020Observed: 13.36 ft at 1:15AM Jul 29, 2020Observed: 13.35 ft at 1:30AM Jul 29, 2020Observed: 13.35 ft at 1:45AM Jul 29, 2020Observed: 13.35 ft at 2:00AM Jul 29, 2020Observed: 13.35 ft at 2:15AM Jul 29, 2020Observed: 13.34 ft at 2:30AM Jul 29, 2020Observed: 13.34 ft at 2:31AM Jul 29, 2020Observed: 13.34 ft at 2:45AM Jul 29, 2020Observed: 13.34 ft at 2:46AM Jul 29, 2020Observed: 13.35 ft at 3:00AM Jul 29, 2020Observed: 13.35 ft at 3:01AM Jul 29, 2020Observed: 13.35 ft at 3:15AM Jul 29, 2020Observed: 13.34 ft at 3:30AM Jul 29, 2020Observed: 13.34 ft at 3:45AM Jul 29, 2020Observed: 13.33 ft at 4:00AM Jul 29, 2020Observed: 13.33 ft at 4:15AM Jul 29, 2020Observed: 13.34 ft at 4:30AM Jul 29, 2020Observed: 13.33 ft at 4:45AM Jul 29, 2020Observed: 13.33 ft at 5:00AM Jul 29, 2020Observed: 13.33 ft at 5:15AM Jul 29, 2020Observed: 13.33 ft at 5:30AM Jul 29, 2020Observed: 13.31 ft at 5:45AM Jul 29, 2020Observed: 13.33 ft at 6:00AM Jul 29, 2020Observed: 13.31 ft at 6:15AM Jul 29, 2020Observed: 13.32 ft at 6:30AM Jul 29, 2020Observed: 13.33 ft at 6:45AM Jul 29, 2020Observed: 13.32 ft at 7:00AM Jul 29, 2020Observed: 13.32 ft at 7:15AM Jul 29, 2020Observed: 13.31 ft at 7:30AM Jul 29, 2020Observed: 13.31 ft at 7:45AM Jul 29, 2020Observed: 13.32 ft at 8:00AM Jul 29, 2020Observed: 13.31 ft at 8:15AM Jul 29, 2020Observed: 13.31 ft at 8:30AM Jul 29, 2020Observed: 13.3 ft at 8:45AM Jul 29, 2020Observed: 13.3 ft at 9:00AM Jul 29, 2020Observed: 13.3 ft at 9:15AM Jul 29, 2020Observed: 13.3 ft at 9:30AM Jul 29, 2020Observed: 13.3 ft at 9:45AM Jul 29, 2020Observed: 13.3 ft at 10:00AM Jul 29, 2020Observed: 13.3 ft at 10:15AM Jul 29, 2020Observed: 13.3 ft at 10:30AM Jul 29, 2020Observed: 13.3 ft at 10:31AM Jul 29, 2020Observed: 13.3 ft at 10:45AM Jul 29, 2020Observed: 13.3 ft at 10:46AM Jul 29, 2020Observed: 13.3 ft at 11:00AM Jul 29, 2020Observed: 13.3 ft at 11:01AM Jul 29, 2020Observed: 13.29 ft at 11:15AM Jul 29, 2020Observed: 13.28 ft at 11:30AM Jul 29, 2020Observed: 13.28 ft at 11:45AM Jul 29, 2020Observed: 13.28 ft at 12:00PM Jul 29, 2020Observed: 13.29 ft at 12:15PM Jul 29, 2020Observed: 13.28 ft at 12:30PM Jul 29, 2020Observed: 13.28 ft at 12:45PM Jul 29, 2020Observed: 13.28 ft at 1:00PM Jul 29, 2020Observed: 13.28 ft at 1:15PM Jul 29, 2020Observed: 13.28 ft at 1:30PM Jul 29, 2020Observed: 13.28 ft at 1:45PM Jul 29, 2020Observed: 13.27 ft at 2:00PM Jul 29, 2020Observed: 13.27 ft at 2:15PM Jul 29, 2020Observed: 13.28 ft at 2:30PM Jul 29, 2020Observed: 13.29 ft at 2:45PM Jul 29, 2020Observed: 13.27 ft at 3:00PM Jul 29, 2020Observed: 13.27 ft at 3:15PM Jul 29, 2020Observed: 13.27 ft at 3:30PM Jul 29, 2020Observed: 13.27 ft at 3:45PM Jul 29, 2020Observed: 13.27 ft at 4:00PM Jul 29, 2020Observed: 13.27 ft at 4:15PM Jul 29, 2020Observed: 13.27 ft at 4:30PM Jul 29, 2020Observed: 13.25 ft at 4:45PM Jul 29, 2020Observed: 13.26 ft at 5:00PM Jul 29, 2020Observed: 13.26 ft at 5:15PM Jul 29, 2020Observed: 13.26 ft at 5:30PM Jul 29, 2020Observed: 13.25 ft at 5:45PM Jul 29, 2020Observed: 13.25 ft at 6:00PM Jul 29, 2020Observed: 13.25 ft at 6:15PM Jul 29, 2020Observed: 13.25 ft at 6:30PM Jul 29, 2020Observed: 13.25 ft at 6:31PM Jul 29, 2020Observed: 13.25 ft at 6:45PM Jul 29, 2020Observed: 13.25 ft at 6:46PM Jul 29, 2020Observed: 13.24 ft at 7:00PM Jul 29, 2020Observed: 13.24 ft at 7:01PM Jul 29, 2020Observed: 13.24 ft at 7:15PM Jul 29, 2020Observed: 13.24 ft at 7:30PM Jul 29, 2020Observed: 13.24 ft at 7:45PM Jul 29, 2020Observed: 13.24 ft at 8:00PM Jul 29, 2020Observed: 13.24 ft at 8:15PM Jul 29, 2020Observed: 13.24 ft at 8:30PM Jul 29, 2020Observed: 13.24 ft at 8:45PM Jul 29, 2020Observed: 13.24 ft at 9:00PM Jul 29, 2020Observed: 13.24 ft at 9:15PM Jul 29, 2020Observed: 13.25 ft at 9:30PM Jul 29, 2020Observed: 13.23 ft at 9:45PM Jul 29, 2020Observed: 13.24 ft at 10:00PM Jul 29, 2020Observed: 13.24 ft at 10:15PM Jul 29, 2020Observed: 13.24 ft at 10:30PM Jul 29, 2020Observed: 13.23 ft at 10:45PM Jul 29, 2020Observed: 13.24 ft at 11:00PM Jul 29, 2020Observed: 13.24 ft at 11:15PM Jul 29, 2020Observed: 13.24 ft at 11:30PM Jul 29, 2020Observed: 13.23 ft at 11:45PM Jul 29, 2020Observed: 13.23 ft at 12:00AM Jul 30, 2020Observed: 13.23 ft at 12:15AM Jul 30, 2020Observed: 13.24 ft at 12:30AM Jul 30, 2020Observed: 13.24 ft at 12:45AM Jul 30, 2020Observed: 13.24 ft at 1:00AM Jul 30, 2020Observed: 13.24 ft at 1:15AM Jul 30, 2020Observed: 13.25 ft at 1:30AM Jul 30, 2020Observed: 13.25 ft at 1:45AM Jul 30, 2020Observed: 13.25 ft at 2:00AM Jul 30, 2020Observed: 13.24 ft at 2:15AM Jul 30, 2020Observed: 13.25 ft at 2:30AM Jul 30, 2020Observed: 13.25 ft at 2:32AM Jul 30, 2020Observed: 13.25 ft at 2:45AM Jul 30, 2020Observed: 13.25 ft at 2:47AM Jul 30, 2020Observed: 13.25 ft at 3:00AM Jul 30, 2020Observed: 13.25 ft at 3:02AM Jul 30, 2020Observed: 13.24 ft at 3:15AM Jul 30, 2020Observed: 13.25 ft at 3:30AM Jul 30, 2020Observed: 13.26 ft at 3:45AM Jul 30, 2020Observed: 13.26 ft at 4:00AM Jul 30, 2020Observed: 13.27 ft at 4:15AM Jul 30, 2020Observed: 13.28 ft at 4:30AM Jul 30, 2020Observed: 13.27 ft at 4:45AM Jul 30, 2020Observed: 13.28 ft at 5:00AM Jul 30, 2020Observed: 13.29 ft at 5:15AM Jul 30, 2020Observed: 13.28 ft at 5:30AM Jul 30, 2020Observed: 13.29 ft at 5:45AM Jul 30, 2020Observed: 13.29 ft at 6:00AM Jul 30, 2020Observed: 13.3 ft at 6:15AM Jul 30, 2020Observed: 13.3 ft at 6:30AM Jul 30, 2020Observed: 13.3 ft at 6:45AM Jul 30, 2020Observed: 13.32 ft at 7:00AM Jul 30, 2020Observed: 13.32 ft at 7:15AM Jul 30, 2020Observed: 13.31 ft at 7:30AM Jul 30, 2020Observed: 13.33 ft at 7:45AM Jul 30, 2020Observed: 13.32 ft at 8:00AM Jul 30, 2020Observed: 13.34 ft at 8:15AM Jul 30, 2020Observed: 13.33 ft at 8:30AM Jul 30, 2020Observed: 13.35 ft at 8:45AM Jul 30, 2020Observed: 13.34 ft at 9:00AM Jul 30, 2020Observed: 13.33 ft at 9:15AM Jul 30, 2020Observed: 13.34 ft at 9:30AM Jul 30, 2020Observed: 13.35 ft at 9:45AM Jul 30, 2020Observed: 13.35 ft at 10:00AM Jul 30, 2020Observed: 13.34 ft at 10:15AM Jul 30, 2020Observed: 13.35 ft at 10:30AM Jul 30, 2020Observed: 13.35 ft at 10:31AM Jul 30, 2020Observed: 13.36 ft at 10:45AM Jul 30, 2020Observed: 13.36 ft at 10:46AM Jul 30, 2020Observed: 13.35 ft at 11:00AM Jul 30, 2020Observed: 13.35 ft at 11:01AM Jul 30, 2020Observed: 13.35 ft at 11:15AM Jul 30, 2020Observed: 13.37 ft at 11:30AM Jul 30, 2020Observed: 13.35 ft at 11:45AM Jul 30, 2020Observed: 13.35 ft at 12:00PM Jul 30, 2020Observed: 13.35 ft at 12:15PM Jul 30, 2020Observed: 13.36 ft at 12:30PM Jul 30, 2020Observed: 13.35 ft at 12:45PM Jul 30, 2020Observed: 13.35 ft at 1:00PM Jul 30, 2020Observed: 13.35 ft at 1:15PM Jul 30, 2020Observed: 13.36 ft at 1:30PM Jul 30, 2020Observed: 13.33 ft at 1:45PM Jul 30, 2020Observed: 13.35 ft at 2:00PM Jul 30, 2020Observed: 13.35 ft at 2:15PM Jul 30, 2020Observed: 13.35 ft at 2:30PM Jul 30, 2020Observed: 13.34 ft at 2:45PM Jul 30, 2020Observed: 13.34 ft at 3:00PM Jul 30, 2020Observed: 13.34 ft at 3:15PM Jul 30, 2020Observed: 13.34 ft at 3:30PM Jul 30, 2020Observed: 13.35 ft at 3:45PM Jul 30, 2020Observed: 13.34 ft at 4:00PM Jul 30, 2020Observed: 13.32 ft at 4:15PM Jul 30, 2020Observed: 13.33 ft at 4:30PM Jul 30, 2020Observed: 13.31 ft at 4:45PM Jul 30, 2020Observed: 13.33 ft at 5:00PM Jul 30, 2020Observed: 13.32 ft at 5:15PM Jul 30, 2020Observed: 13.32 ft at 5:30PM Jul 30, 2020Observed: 13.31 ft at 5:45PM Jul 30, 2020Observed: 13.31 ft at 6:00PM Jul 30, 2020Observed: 13.3 ft at 6:15PM Jul 30, 2020Observed: 13.31 ft at 6:30PM Jul 30, 2020Observed: 13.31 ft at 6:31PM Jul 30, 2020Observed: 13.31 ft at 6:45PM Jul 30, 2020Observed: 13.31 ft at 6:46PM Jul 30, 2020Observed: 13.31 ft at 7:00PM Jul 30, 2020Observed: 13.31 ft at 7:01PM Jul 30, 2020Observed: 13.3 ft at 7:15PM Jul 30, 2020Observed: 13.31 ft at 7:30PM Jul 30, 2020Observed: 13.3 ft at 7:45PM Jul 30, 2020Observed: 13.29 ft at 8:00PM Jul 30, 2020Observed: 13.29 ft at 8:15PM Jul 30, 2020Observed: 13.29 ft at 8:30PM Jul 30, 2020Observed: 13.3 ft at 8:45PM Jul 30, 2020Observed: 13.28 ft at 9:00PM Jul 30, 2020Observed: 13.28 ft at 9:15PM Jul 30, 2020Observed: 13.29 ft at 9:30PM Jul 30, 2020Observed: 13.29 ft at 9:45PM Jul 30, 2020Observed: 13.28 ft at 10:00PM Jul 30, 2020Observed: 13.29 ft at 10:15PM Jul 30, 2020Observed: 13.27 ft at 10:30PM Jul 30, 2020Observed: 13.28 ft at 10:45PM Jul 30, 2020Observed: 13.28 ft at 11:00PM Jul 30, 2020Observed: 13.27 ft at 11:15PM Jul 30, 2020Observed: 13.28 ft at 11:30PM Jul 30, 2020Observed: 13.26 ft at 11:45PM Jul 30, 2020Observed: 13.28 ft at 12:00AM Jul 31, 2020Observed: 13.28 ft at 12:15AM Jul 31, 2020Observed: 13.29 ft at 12:30AM Jul 31, 2020Observed: 13.28 ft at 12:45AM Jul 31, 2020Observed: 13.28 ft at 1:00AM Jul 31, 2020Observed: 13.28 ft at 1:15AM Jul 31, 2020Observed: 13.28 ft at 1:30AM Jul 31, 2020Observed: 13.28 ft at 1:45AM Jul 31, 2020Observed: 13.27 ft at 2:00AM Jul 31, 2020Observed: 13.28 ft at 2:15AM Jul 31, 2020Observed: 13.27 ft at 2:30AM Jul 31, 2020Observed: 13.28 ft at 2:31AM Jul 31, 2020Observed: 13.28 ft at 2:45AM Jul 31, 2020Observed: 13.28 ft at 2:46AM Jul 31, 2020Observed: 13.28 ft at 3:00AM Jul 31, 2020Observed: 13.28 ft at 3:15AM Jul 31, 2020Observed: 13.27 ft at 3:30AM Jul 31, 2020Observed: 13.27 ft at 3:45AM Jul 31, 2020Observed: 13.28 ft at 4:00AM Jul 31, 2020Observed: 13.27 ft at 4:15AM Jul 31, 2020Observed: 13.28 ft at 4:30AM Jul 31, 2020Observed: 13.27 ft at 4:45AM Jul 31, 2020Observed: 13.27 ft at 5:00AM Jul 31, 2020Observed: 13.28 ft at 5:15AM Jul 31, 2020Observed: 13.27 ft at 5:30AM Jul 31, 2020Observed: 13.26 ft at 5:45AM Jul 31, 2020Observed: 13.27 ft at 6:00AM Jul 31, 2020Observed: 13.27 ft at 6:15AM Jul 31, 2020Observed: 13.26 ft at 6:30AM Jul 31, 2020Observed: 13.27 ft at 6:45AM Jul 31, 2020Observed: 13.26 ft at 7:00AM Jul 31, 2020Observed: 13.26 ft at 7:15AM Jul 31, 2020Observed: 13.26 ft at 7:30AM Jul 31, 2020Observed: 13.25 ft at 7:45AM Jul 31, 2020Observed: 13.26 ft at 8:00AM Jul 31, 2020Observed: 13.26 ft at 8:15AM Jul 31, 2020Observed: 13.25 ft at 8:30AM Jul 31, 2020Observed: 13.26 ft at 8:45AM Jul 31, 2020Observed: 13.26 ft at 9:00AM Jul 31, 2020Observed: 13.25 ft at 9:15AM Jul 31, 2020Observed: 13.26 ft at 9:30AM Jul 31, 2020Observed: 13.26 ft at 9:45AM Jul 31, 2020Observed: 13.25 ft at 10:00AM Jul 31, 2020Observed: 13.25 ft at 10:15AM Jul 31, 2020Observed: 13.26 ft at 10:30AM Jul 31, 2020Observed: 13.26 ft at 10:45AM Jul 31, 2020Observed: 13.26 ft at 10:46AM Jul 31, 2020Observed: 13.25 ft at 11:00AM Jul 31, 2020Observed: 13.25 ft at 11:01AM Jul 31, 2020Observed: 13.25 ft at 11:15AM Jul 31, 2020Observed: 13.25 ft at 11:16AM Jul 31, 2020Observed: 13.25 ft at 11:30AM Jul 31, 2020Observed: 13.24 ft at 11:45AM Jul 31, 2020Observed: 13.24 ft at 12:00PM Jul 31, 2020Observed: 13.25 ft at 12:15PM Jul 31, 2020Observed: 13.25 ft at 12:30PM Jul 31, 2020Observed: 13.25 ft at 12:45PM Jul 31, 2020Observed: 13.23 ft at 1:00PM Jul 31, 2020Observed: 13.24 ft at 1:15PM Jul 31, 2020Observed: 13.25 ft at 1:30PM Jul 31, 2020Observed: 13.24 ft at 1:45PM Jul 31, 2020Observed: 13.25 ft at 2:00PM Jul 31, 2020Observed: 13.24 ft at 2:15PM Jul 31, 2020Observed: 13.23 ft at 2:30PM Jul 31, 2020Observed: 13.24 ft at 2:45PM Jul 31, 2020Observed: 13.23 ft at 3:00PM Jul 31, 2020Observed: 13.24 ft at 3:15PM Jul 31, 2020Observed: 13.24 ft at 3:30PM Jul 31, 2020Observed: 13.23 ft at 3:45PM Jul 31, 2020Observed: 13.23 ft at 4:00PM Jul 31, 2020Observed: 13.23 ft at 4:15PM Jul 31, 2020Observed: 13.23 ft at 4:30PM Jul 31, 2020Observed: 13.23 ft at 4:45PM Jul 31, 2020Observed: 13.23 ft at 5:00PM Jul 31, 2020Observed: 13.23 ft at 5:15PM Jul 31, 2020Observed: 13.23 ft at 5:30PM Jul 31, 2020Observed: 13.22 ft at 5:45PM Jul 31, 2020Observed: 13.22 ft at 6:00PM Jul 31, 2020Observed: 13.22 ft at 6:15PM Jul 31, 2020Observed: 13.21 ft at 6:30PM Jul 31, 2020Observed: 13.21 ft at 6:45PM Jul 31, 2020Observed: 13.21 ft at 6:46PM Jul 31, 2020Observed: 13.21 ft at 7:00PM Jul 31, 2020Observed: 13.21 ft at 7:01PM Jul 31, 2020Observed: 13.2 ft at 7:15PM Jul 31, 2020Observed: 13.2 ft at 7:16PM Jul 31, 2020Observed: 13.2 ft at 7:30PM Jul 31, 2020Observed: 13.21 ft at 7:45PM Jul 31, 2020Observed: 13.2 ft at 8:00PM Jul 31, 2020Observed: 13.21 ft at 8:15PM Jul 31, 2020Observed: 13.21 ft at 8:30PM Jul 31, 2020Observed: 13.21 ft at 8:45PM Jul 31, 2020Observed: 13.21 ft at 9:00PM Jul 31, 2020Observed: 13.21 ft at 9:15PM Jul 31, 2020Observed: 13.21 ft at 9:30PM Jul 31, 2020Observed: 13.2 ft at 9:45PM Jul 31, 2020Observed: 13.22 ft at 10:00PM Jul 31, 2020Observed: 13.2 ft at 10:15PM Jul 31, 2020Observed: 13.2 ft at 10:30PM Jul 31, 2020Observed: 13.21 ft at 10:45PM Jul 31, 2020Observed: 13.2 ft at 11:00PM Jul 31, 2020Observed: 13.2 ft at 11:15PM Jul 31, 2020Observed: 13.2 ft at 11:30PM Jul 31, 2020Observed: 13.2 ft at 11:45PM Jul 31, 2020Observed: 13.2 ft at 12:00AM Aug 01, 2020Observed: 13.19 ft at 12:15AM Aug 01, 2020Observed: 13.21 ft at 12:30AM Aug 01, 2020Observed: 13.19 ft at 12:45AM Aug 01, 2020Observed: 13.2 ft at 1:00AM Aug 01, 2020Observed: 13.2 ft at 1:15AM Aug 01, 2020Observed: 13.2 ft at 1:30AM Aug 01, 2020Observed: 13.19 ft at 1:45AM Aug 01, 2020Observed: 13.2 ft at 2:00AM Aug 01, 2020Observed: 13.21 ft at 2:15AM Aug 01, 2020Observed: 13.19 ft at 2:30AM Aug 01, 2020Observed: 13.2 ft at 2:45AM Aug 01, 2020Observed: 13.2 ft at 3:00AM Aug 01, 2020Observed: 13.2 ft at 3:15AM Aug 01, 2020Observed: 13.2 ft at 3:30AM Aug 01, 2020Observed: 13.19 ft at 3:45AM Aug 01, 2020Observed: 13.2 ft at 4:00AM Aug 01, 2020Observed: 13.2 ft at 4:15AM Aug 01, 2020Observed: 13.2 ft at 4:30AM Aug 01, 2020Observed: 13.2 ft at 4:45AM Aug 01, 2020Observed: 13.2 ft at 5:00AM Aug 01, 2020Observed: 13.2 ft at 5:15AM Aug 01, 2020Observed: 13.21 ft at 5:30AM Aug 01, 2020Observed: 13.19 ft at 5:45AM Aug 01, 2020Observed: 13.19 ft at 6:00AM Aug 01, 2020Observed: 13.19 ft at 6:15AM Aug 01, 2020Observed: 13.2 ft at 6:30AM Aug 01, 2020Observed: 13.2 ft at 6:45AM Aug 01, 2020Observed: 13.19 ft at 7:00AM Aug 01, 2020Observed: 13.19 ft at 7:15AM Aug 01, 2020Observed: 13.19 ft at 7:30AM Aug 01, 2020Observed: 13.18 ft at 7:45AM Aug 01, 2020Observed: 13.2 ft at 8:00AM Aug 01, 2020Observed: 13.21 ft at 8:15AM Aug 01, 2020Observed: 13.18 ft at 8:30AM Aug 01, 2020Observed: 13.18 ft at 8:45AM Aug 01, 2020Observed: 13.19 ft at 9:00AM Aug 01, 2020Observed: 13.18 ft at 9:15AM Aug 01, 2020Observed: 13.19 ft at 9:30AM Aug 01, 2020Observed: 13.18 ft at 9:45AM Aug 01, 2020Observed: 13.18 ft at 10:00AM Aug 01, 2020Observed: 13.19 ft at 10:15AM Aug 01, 2020Observed: 13.19 ft at 10:30AM Aug 01, 2020Observed: 13.18 ft at 10:45AM Aug 01, 2020Observed: 13.18 ft at 10:47AM Aug 01, 2020Observed: 13.18 ft at 11:00AM Aug 01, 2020Observed: 13.18 ft at 11:02AM Aug 01, 2020Observed: 13.18 ft at 11:15AM Aug 01, 2020Observed: 13.18 ft at 11:17AM Aug 01, 2020Observed: 13.18 ft at 11:30AM Aug 01, 2020Observed: 13.18 ft at 11:45AM Aug 01, 2020Observed: 13.17 ft at 12:00PM Aug 01, 2020Observed: 13.18 ft at 12:15PM Aug 01, 2020Observed: 13.17 ft at 12:30PM Aug 01, 2020Observed: 13.19 ft at 12:45PM Aug 01, 2020Observed: 13.18 ft at 1:00PM Aug 01, 2020Observed: 13.17 ft at 1:15PM Aug 01, 2020Observed: 13.18 ft at 1:30PM Aug 01, 2020Observed: 13.17 ft at 1:45PM Aug 01, 2020Observed: 13.18 ft at 2:00PM Aug 01, 2020Observed: 13.17 ft at 2:15PM Aug 01, 2020Observed: 13.17 ft at 2:30PM Aug 01, 2020Observed: 13.17 ft at 2:45PM Aug 01, 2020Observed: 13.17 ft at 3:00PM Aug 01, 2020Observed: 13.17 ft at 3:15PM Aug 01, 2020Observed: 13.16 ft at 3:30PM Aug 01, 2020Observed: 13.16 ft at 3:45PM Aug 01, 2020Observed: 13.16 ft at 4:00PM Aug 01, 2020Observed: 13.16 ft at 4:15PM Aug 01, 2020Observed: 13.16 ft at 4:30PM Aug 01, 2020Observed: 13.17 ft at 4:45PM Aug 01, 2020Observed: 13.15 ft at 5:00PM Aug 01, 2020Observed: 13.15 ft at 5:15PM Aug 01, 2020Observed: 13.15 ft at 5:30PM Aug 01, 2020Observed: 13.14 ft at 5:45PM Aug 01, 2020Observed: 13.14 ft at 6:00PM Aug 01, 2020Observed: 13.14 ft at 6:15PM Aug 01, 2020Observed: 13.14 ft at 6:30PM Aug 01, 2020Observed: 13.14 ft at 6:45PM Aug 01, 2020Observed: 13.14 ft at 6:47PM Aug 01, 2020Observed: 13.14 ft at 7:00PM Aug 01, 2020Observed: 13.14 ft at 7:02PM Aug 01, 2020Observed: 13.14 ft at 7:15PM Aug 01, 2020Observed: 13.14 ft at 7:17PM Aug 01, 2020Observed: 13.14 ft at 7:30PM Aug 01, 2020Observed: 13.14 ft at 7:45PM Aug 01, 2020Observed: 13.13 ft at 8:00PM Aug 01, 2020Observed: 13.14 ft at 8:15PM Aug 01, 2020Observed: 13.13 ft at 8:30PM Aug 01, 2020Observed: 13.13 ft at 8:45PM Aug 01, 2020Observed: 13.13 ft at 9:00PM Aug 01, 2020Observed: 13.13 ft at 9:15PM Aug 01, 2020Observed: 13.13 ft at 9:30PM Aug 01, 2020Observed: 13.13 ft at 9:45PM Aug 01, 2020Observed: 13.13 ft at 10:00PM Aug 01, 2020Observed: 13.12 ft at 10:15PM Aug 01, 2020Observed: 13.12 ft at 10:30PM Aug 01, 2020Observed: 13.12 ft at 10:45PM Aug 01, 2020Observed: 13.12 ft at 11:00PM Aug 01, 2020Observed: 13.12 ft at 11:15PM Aug 01, 2020Observed: 13.11 ft at 11:30PM Aug 01, 2020Observed: 13.11 ft at 11:45PM Aug 01, 2020Observed: 13.12 ft at 12:00AM Aug 02, 2020Observed: 13.11 ft at 12:15AM Aug 02, 2020Observed: 13.1 ft at 12:30AM Aug 02, 2020Observed: 13.12 ft at 12:45AM Aug 02, 2020Observed: 13.1 ft at 1:00AM Aug 02, 2020Observed: 13.11 ft at 1:15AM Aug 02, 2020Observed: 13.09 ft at 1:30AM Aug 02, 2020Observed: 13.09 ft at 1:45AM Aug 02, 2020Observed: 13.09 ft at 2:00AM Aug 02, 2020Observed: 13.09 ft at 2:15AM Aug 02, 2020Observed: 13.09 ft at 2:30AM Aug 02, 2020Observed: 13.08 ft at 2:45AM Aug 02, 2020Observed: 13.08 ft at 2:47AM Aug 02, 2020Observed: 13.09 ft at 3:00AM Aug 02, 2020Observed: 13.09 ft at 3:02AM Aug 02, 2020Observed: 13.08 ft at 3:15AM Aug 02, 2020Observed: 13.08 ft at 3:17AM Aug 02, 2020Observed: 13.08 ft at 3:30AM Aug 02, 2020Observed: 13.08 ft at 3:45AM Aug 02, 2020Observed: 13.07 ft at 4:00AM Aug 02, 2020Observed: 13.06 ft at 4:15AM Aug 02, 2020Observed: 13.06 ft at 4:30AM Aug 02, 2020Observed: 13.06 ft at 4:45AM Aug 02, 2020Observed: 13.05 ft at 5:00AM Aug 02, 2020Observed: 13.05 ft at 5:15AM Aug 02, 2020Observed: 13.05 ft at 5:30AM Aug 02, 2020Observed: 13.04 ft at 5:45AM Aug 02, 2020Observed: 13.04 ft at 6:00AM Aug 02, 2020Observed: 13.03 ft at 6:15AM Aug 02, 2020Observed: 13.02 ft at 6:30AM Aug 02, 2020Observed: 13.02 ft at 6:45AM Aug 02, 2020Observed: 13.02 ft at 7:00AM Aug 02, 2020Observed: 13.02 ft at 7:15AM Aug 02, 2020Observed: 13.01 ft at 7:30AM Aug 02, 2020Observed: 12.99 ft at 7:45AM Aug 02, 2020Observed: 13 ft at 8:00AM Aug 02, 2020Observed: 12.99 ft at 8:15AM Aug 02, 2020Observed: 12.99 ft at 8:30AM Aug 02, 2020Observed: 12.98 ft at 8:45AM Aug 02, 2020Observed: 12.98 ft at 9:00AM Aug 02, 2020Observed: 12.97 ft at 9:15AM Aug 02, 2020Observed: 12.96 ft at 9:30AM Aug 02, 2020Observed: 12.96 ft at 9:45AM Aug 02, 2020Observed: 12.96 ft at 10:00AM Aug 02, 2020Observed: 12.96 ft at 10:15AM Aug 02, 2020Observed: 12.94 ft at 10:30AM Aug 02, 2020Observed: 12.94 ft at 10:45AM Aug 02, 2020Observed: 12.94 ft at 10:47AM Aug 02, 2020Observed: 12.94 ft at 11:00AM Aug 02, 2020Observed: 12.94 ft at 11:02AM Aug 02, 2020Observed: 12.94 ft at 11:15AM Aug 02, 2020Observed: 12.94 ft at 11:17AM Aug 02, 2020Observed: 12.93 ft at 11:30AM Aug 02, 2020Observed: 12.94 ft at 11:45AM Aug 02, 2020Observed: 12.93 ft at 12:00PM Aug 02, 2020Observed: 12.92 ft at 12:15PM Aug 02, 2020Observed: 12.92 ft at 12:30PM Aug 02, 2020Observed: 12.92 ft at 12:45PM Aug 02, 2020Observed: 12.92 ft at 1:00PM Aug 02, 2020Observed: 12.92 ft at 1:15PM Aug 02, 2020Observed: 12.92 ft at 1:30PM Aug 02, 2020Observed: 12.92 ft at 1:45PM Aug 02, 2020Observed: 12.91 ft at 2:00PM Aug 02, 2020Observed: 12.92 ft at 2:15PM Aug 02, 2020Observed: 12.92 ft at 2:30PM Aug 02, 2020Observed: 12.91 ft at 2:45PM Aug 02, 2020Observed: 12.91 ft at 3:00PM Aug 02, 2020Observed: 12.92 ft at 3:15PM Aug 02, 2020Observed: 12.91 ft at 3:30PM Aug 02, 2020Observed: 12.91 ft at 3:45PM Aug 02, 2020Observed: 12.92 ft at 4:00PM Aug 02, 2020Observed: 12.9 ft at 4:15PM Aug 02, 2020Observed: 12.91 ft at 4:30PM Aug 02, 2020Observed: 12.92 ft at 4:45PM Aug 02, 2020Observed: 12.92 ft at 5:00PM Aug 02, 2020Observed: 12.92 ft at 5:15PM Aug 02, 2020Observed: 12.92 ft at 5:30PM Aug 02, 2020Observed: 12.93 ft at 5:45PM Aug 02, 2020Observed: 12.92 ft at 6:00PM Aug 02, 2020Observed: 12.93 ft at 6:15PM Aug 02, 2020Observed: 12.93 ft at 6:30PM Aug 02, 2020Observed: 12.93 ft at 6:45PM Aug 02, 2020Observed: 12.93 ft at 6:46PM Aug 02, 2020Observed: 12.93 ft at 7:00PM Aug 02, 2020Observed: 12.93 ft at 7:01PM Aug 02, 2020Observed: 12.93 ft at 7:15PM Aug 02, 2020Observed: 12.93 ft at 7:16PM Aug 02, 2020Observed: 12.93 ft at 7:30PM Aug 02, 2020Observed: 12.93 ft at 7:45PM Aug 02, 2020Observed: 12.93 ft at 8:00PM Aug 02, 2020Observed: 12.93 ft at 8:15PM Aug 02, 2020Observed: 12.93 ft at 8:30PM Aug 02, 2020Observed: 12.93 ft at 8:45PM Aug 02, 2020Observed: 12.94 ft at 9:00PM Aug 02, 2020Observed: 12.95 ft at 9:15PM Aug 02, 2020Observed: 12.94 ft at 9:30PM Aug 02, 2020Observed: 12.94 ft at 9:45PM Aug 02, 2020Observed: 12.94 ft at 10:00PM Aug 02, 2020Observed: 12.94 ft at 10:15PM Aug 02, 2020Observed: 12.94 ft at 10:30PM Aug 02, 2020Observed: 12.94 ft at 10:45PM Aug 02, 2020Observed: 12.94 ft at 11:00PM Aug 02, 2020Observed: 12.94 ft at 11:15PM Aug 02, 2020Observed: 12.94 ft at 11:30PM Aug 02, 2020Observed: 12.94 ft at 11:45PM Aug 02, 2020Observed: 12.94 ft at 12:00AM Aug 03, 2020Observed: 12.95 ft at 12:15AM Aug 03, 2020Observed: 12.94 ft at 12:30AM Aug 03, 2020Observed: 12.95 ft at 12:45AM Aug 03, 2020Observed: 12.94 ft at 1:00AM Aug 03, 2020Observed: 12.96 ft at 1:15AM Aug 03, 2020Observed: 12.95 ft at 1:30AM Aug 03, 2020Observed: 12.95 ft at 1:45AM Aug 03, 2020Observed: 12.95 ft at 2:00AM Aug 03, 2020Observed: 12.95 ft at 2:15AM Aug 03, 2020Observed: 12.95 ft at 2:30AM Aug 03, 2020Observed: 12.94 ft at 2:45AM Aug 03, 2020Observed: 12.94 ft at 2:46AM Aug 03, 2020Observed: 12.95 ft at 3:00AM Aug 03, 2020Observed: 12.95 ft at 3:01AM Aug 03, 2020Observed: 12.95 ft at 3:15AM Aug 03, 2020Observed: 12.95 ft at 3:16AM Aug 03, 2020Observed: 12.95 ft at 3:30AM Aug 03, 2020Observed: 12.94 ft at 3:45AM Aug 03, 2020Observed: 12.95 ft at 4:00AM Aug 03, 2020Observed: 12.94 ft at 4:15AM Aug 03, 2020Observed: 12.94 ft at 4:30AM Aug 03, 2020Observed: 12.94 ft at 4:45AM Aug 03, 2020Observed: 12.94 ft at 5:00AM Aug 03, 2020Observed: 12.95 ft at 5:15AM Aug 03, 2020Observed: 12.94 ft at 5:30AM Aug 03, 2020Observed: 12.94 ft at 5:45AM Aug 03, 2020Observed: 12.94 ft at 6:00AM Aug 03, 2020Observed: 12.94 ft at 6:15AM Aug 03, 2020Observed: 12.94 ft at 6:30AM Aug 03, 2020Observed: 12.93 ft at 6:45AM Aug 03, 2020Observed: 12.94 ft at 7:00AM Aug 03, 2020Observed: 12.94 ft at 7:15AM Aug 03, 2020Observed: 12.93 ft at 7:30AM Aug 03, 2020Observed: 12.93 ft at 7:45AM Aug 03, 2020Observed: 12.93 ft at 8:00AM Aug 03, 2020Observed: 12.93 ft at 8:15AM Aug 03, 2020Observed: 12.93 ft at 8:30AM Aug 03, 2020Observed: 12.93 ft at 8:45AM Aug 03, 2020Observed: 12.93 ft at 9:00AM Aug 03, 2020Observed: 12.93 ft at 9:15AM Aug 03, 2020Observed: 12.93 ft at 9:30AM Aug 03, 2020Observed: 12.93 ft at 9:45AM Aug 03, 2020Observed: 12.92 ft at 10:00AM Aug 03, 2020Observed: 12.92 ft at 10:15AM Aug 03, 2020Observed: 12.92 ft at 10:30AM Aug 03, 2020Observed: 12.92 ft at 11:02AM Aug 03, 2020Observed: 12.92 ft at 11:17AM Aug 03, 2020Observed: 12.93 ft at 11:32AM Aug 03, 2020Observed: 12.93 ft at 11:45AM Aug 03, 2020Observed: 12.92 ft at 12:00PM Aug 03, 2020Observed: 12.92 ft at 12:15PM Aug 03, 2020Observed: 12.92 ft at 12:30PM Aug 03, 2020Observed: 12.91 ft at 12:45PM Aug 03, 2020Observed: 12.92 ft at 1:00PM Aug 03, 2020Observed: 12.91 ft at 1:15PM Aug 03, 2020Observed: 12.91 ft at 1:30PM Aug 03, 2020Observed: 12.91 ft at 1:45PM Aug 03, 2020Observed: 12.91 ft at 2:00PM Aug 03, 2020Observed: 12.91 ft at 2:15PM Aug 03, 2020Observed: 12.91 ft at 2:30PM Aug 03, 2020Observed: 12.91 ft at 2:45PM Aug 03, 2020Observed: 12.9 ft at 3:00PM Aug 03, 2020Observed: 12.9 ft at 3:15PM Aug 03, 2020Observed: 12.9 ft at 3:30PM Aug 03, 2020Observed: 12.9 ft at 3:45PM Aug 03, 2020Observed: 12.9 ft at 4:00PM Aug 03, 2020Observed: 12.89 ft at 4:15PM Aug 03, 2020Observed: 12.9 ft at 4:30PM Aug 03, 2020Observed: 12.9 ft at 4:45PM Aug 03, 2020Observed: 12.89 ft at 5:00PM Aug 03, 2020Observed: 12.89 ft at 5:15PM Aug 03, 2020Observed: 12.89 ft at 5:30PM Aug 03, 2020Observed: 12.9 ft at 5:45PM Aug 03, 2020Observed: 12.89 ft at 6:00PM Aug 03, 2020Observed: 12.89 ft at 6:15PM Aug 03, 2020Observed: 12.89 ft at 6:30PM Aug 03, 2020Observed: 12.89 ft at 6:45PM Aug 03, 2020Observed: 12.89 ft at 7:00PM Aug 03, 2020Observed: 12.89 ft at 7:02PM Aug 03, 2020Observed: 12.88 ft at 7:15PM Aug 03, 2020Observed: 12.88 ft at 7:17PM Aug 03, 2020Observed: 12.87 ft at 7:30PM Aug 03, 2020Observed: 12.87 ft at 7:32PM Aug 03, 2020Observed: 12.88 ft at 7:45PM Aug 03, 2020Observed: 12.87 ft at 8:00PM Aug 03, 2020Observed: 12.87 ft at 8:15PM Aug 03, 2020Observed: 12.87 ft at 8:30PM Aug 03, 2020Observed: 12.87 ft at 8:45PM Aug 03, 2020Observed: 12.88 ft at 9:00PM Aug 03, 2020Observed: 12.88 ft at 9:15PM Aug 03, 2020Observed: 12.89 ft at 9:30PM Aug 03, 2020Observed: 12.88 ft at 9:45PM Aug 03, 2020Observed: 12.88 ft at 10:00PM Aug 03, 2020Observed: 12.89 ft at 10:15PM Aug 03, 2020Observed: 12.88 ft at 10:30PM Aug 03, 2020Observed: 12.88 ft at 10:45PM Aug 03, 2020Observed: 12.88 ft at 11:00PM Aug 03, 2020Observed: 12.88 ft at 11:15PM Aug 03, 2020Observed: 12.88 ft at 11:30PM Aug 03, 2020Observed: 12.88 ft at 11:45PM Aug 03, 2020Observed: 12.88 ft at 12:00AM Aug 04, 2020Observed: 12.88 ft at 12:15AM Aug 04, 2020Observed: 12.87 ft at 12:30AM Aug 04, 2020Observed: 12.88 ft at 12:45AM Aug 04, 2020Observed: 12.87 ft at 1:00AM Aug 04, 2020Observed: 12.88 ft at 1:15AM Aug 04, 2020Observed: 12.88 ft at 1:30AM Aug 04, 2020Observed: 12.87 ft at 1:45AM Aug 04, 2020Observed: 12.86 ft at 2:00AM Aug 04, 2020Observed: 12.87 ft at 2:15AM Aug 04, 2020Observed: 12.87 ft at 2:30AM Aug 04, 2020Observed: 12.87 ft at 2:45AM Aug 04, 2020Observed: 12.89 ft at 3:00AM Aug 04, 2020Observed: 12.89 ft at 3:01AM Aug 04, 2020Observed: 12.89 ft at 3:15AM Aug 04, 2020Observed: 12.89 ft at 3:16AM Aug 04, 2020Observed: 12.89 ft at 3:30AM Aug 04, 2020Observed: 12.89 ft at 3:31AM Aug 04, 2020Observed: 12.9 ft at 3:45AM Aug 04, 2020Observed: 12.89 ft at 4:00AM Aug 04, 2020Observed: 12.89 ft at 4:15AM Aug 04, 2020Observed: 12.9 ft at 4:30AM Aug 04, 2020Observed: 12.89 ft at 4:45AM Aug 04, 2020Observed: 12.9 ft at 5:00AM Aug 04, 2020Observed: 12.9 ft at 5:15AM Aug 04, 2020Observed: 12.89 ft at 5:30AM Aug 04, 2020Observed: 12.89 ft at 5:45AM Aug 04, 2020Observed: 12.89 ft at 6:00AM Aug 04, 2020Observed: 12.89 ft at 6:15AM Aug 04, 2020Observed: 12.89 ft at 6:30AM Aug 04, 2020Observed: 12.88 ft at 6:45AM Aug 04, 2020Observed: 12.88 ft at 7:00AM Aug 04, 2020Observed: 12.88 ft at 7:15AM Aug 04, 2020Observed: 12.88 ft at 7:30AM Aug 04, 2020Observed: 12.88 ft at 7:45AM Aug 04, 2020Observed: 12.88 ft at 8:00AM Aug 04, 2020Observed: 12.88 ft at 8:15AM Aug 04, 2020Observed: 12.87 ft at 8:30AM Aug 04, 2020Observed: 12.88 ft at 8:45AM Aug 04, 2020Observed: 12.87 ft at 9:00AM Aug 04, 2020Observed: 12.87 ft at 9:15AM Aug 04, 2020Observed: 12.87 ft at 9:30AM Aug 04, 2020USGS--Water Resources of the United StatesHWDI4(plotting HGIRG) Graph Created (10:19AM Aug 4, 2020)ObservedLatest observed value: 12.87 ft at 9:30 AM CDT 4-Aug-2020. Flood Stage is 20.5 ft
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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 above Hawarden are issued as needed during times of high water, but are not routinely available.

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Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 24
Flood Stage: 20.5
Action Stage: 18.5
Low Stage (in feet): -9999

Historic Crests
(1) 35.20 ft on 03/15/2019
(2) 34.00 ft on 06/22/2018
(3) 32.83 ft on 09/15/2019 (P)
(4) 22.38 ft on 05/02/2016
(5) 20.35 ft on 05/23/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 32.83 ft on 09/15/2019 (P)
(2) 35.20 ft on 03/15/2019
(3) 34.00 ft on 06/22/2018
(4) 20.35 ft on 05/23/2017
(5) 22.38 ft on 05/02/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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

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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
32 water backs up into the park in Hawarden, and some basements and sewers could begin to have problems.
30.5 Iowa Highway 10 begins to flood.
30 South Dakota Highway 46 begins to flood north of Hawarden.
29.5 County Road 13 begins to flood west of Hawarden.
28.5 River Road begins to flood about 1 1/2 miles south of County Road 13.
24 some farm houses on the South Dakota side of the river are isolated by high water.
20.5 agricultural flooding begins on the South Dakota side of the river.
About This Location Collapse

Latitude: 43.051389° N, Longitude: 96.489444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 20.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 1150.00 1170.50 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
This location became the official NWS river forecast point for the Big Sioux River near Hawarden on January 1, 2017. On Wednesday, April 11, 2018, the elevation defining Flood Stage for HWDI4 will be changed from 19.0 feet to 20.5 feet. How low could the river get?
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 1-Mar-2019 12:34 AM
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