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Hydrograph River at a Glance Download
Big Sioux River near Jefferson Stage (ft)Flow (cfs)Observed: 14.79 ft at 7:00PM Jul 04, 2020Observed: 14.77 ft at 7:15PM Jul 04, 2020Observed: 14.78 ft at 7:30PM Jul 04, 2020Observed: 14.77 ft at 7:45PM Jul 04, 2020Observed: 14.77 ft at 8:00PM Jul 04, 2020Observed: 14.77 ft at 8:15PM Jul 04, 2020Observed: 14.75 ft at 8:30PM Jul 04, 2020Observed: 14.76 ft at 8:45PM Jul 04, 2020Observed: 14.75 ft at 9:00PM Jul 04, 2020Observed: 14.75 ft at 9:15PM Jul 04, 2020Observed: 14.74 ft at 9:30PM Jul 04, 2020Observed: 14.72 ft at 9:45PM Jul 04, 2020Observed: 14.73 ft at 10:00PM Jul 04, 2020Observed: 14.72 ft at 10:15PM Jul 04, 2020Observed: 14.72 ft at 10:30PM Jul 04, 2020Observed: 14.72 ft at 10:45PM Jul 04, 2020Observed: 14.71 ft at 11:00PM Jul 04, 2020Observed: 14.69 ft at 11:15PM Jul 04, 2020Observed: 14.69 ft at 11:17PM Jul 04, 2020Observed: 14.68 ft at 11:30PM Jul 04, 2020Observed: 14.68 ft at 11:32PM Jul 04, 2020Observed: 14.69 ft at 11:45PM Jul 04, 2020Observed: 14.69 ft at 11:47PM Jul 04, 2020Observed: 14.68 ft at 12:00AM Jul 05, 2020Observed: 14.67 ft at 12:15AM Jul 05, 2020Observed: 14.67 ft at 12:30AM Jul 05, 2020Observed: 14.66 ft at 12:45AM Jul 05, 2020Observed: 14.67 ft at 1:00AM Jul 05, 2020Observed: 14.65 ft at 1:15AM Jul 05, 2020Observed: 14.66 ft at 1:30AM Jul 05, 2020Observed: 14.65 ft at 1:45AM Jul 05, 2020Observed: 14.64 ft at 2:00AM Jul 05, 2020Observed: 14.63 ft at 2:15AM Jul 05, 2020Observed: 14.64 ft at 2:30AM Jul 05, 2020Observed: 14.62 ft at 2:45AM Jul 05, 2020Observed: 14.62 ft at 3:00AM Jul 05, 2020Observed: 14.62 ft at 3:15AM Jul 05, 2020Observed: 14.63 ft at 3:30AM Jul 05, 2020Observed: 14.61 ft at 3:45AM Jul 05, 2020Observed: 14.62 ft at 4:00AM Jul 05, 2020Observed: 14.63 ft at 4:15AM Jul 05, 2020Observed: 14.62 ft at 4:30AM Jul 05, 2020Observed: 14.6 ft at 4:45AM Jul 05, 2020Observed: 14.6 ft at 5:00AM Jul 05, 2020Observed: 14.61 ft at 5:15AM Jul 05, 2020Observed: 14.6 ft at 5:30AM Jul 05, 2020Observed: 14.6 ft at 5:45AM Jul 05, 2020Observed: 14.58 ft at 6:00AM Jul 05, 2020Observed: 14.58 ft at 6:15AM Jul 05, 2020Observed: 14.59 ft at 6:30AM Jul 05, 2020Observed: 14.58 ft at 6:45AM Jul 05, 2020Observed: 14.58 ft at 7:00AM Jul 05, 2020Observed: 14.58 ft at 7:15AM Jul 05, 2020Observed: 14.58 ft at 7:17AM Jul 05, 2020Observed: 14.57 ft at 7:30AM Jul 05, 2020Observed: 14.57 ft at 7:32AM Jul 05, 2020Observed: 14.57 ft at 7:45AM Jul 05, 2020Observed: 14.57 ft at 7:47AM Jul 05, 2020Observed: 14.56 ft at 8:00AM Jul 05, 2020Observed: 14.56 ft at 8:15AM Jul 05, 2020Observed: 14.56 ft at 8:30AM Jul 05, 2020Observed: 14.56 ft at 8:45AM Jul 05, 2020Observed: 14.57 ft at 9:00AM Jul 05, 2020Observed: 14.57 ft at 9:15AM Jul 05, 2020Observed: 14.57 ft at 9:30AM Jul 05, 2020Observed: 14.56 ft at 9:45AM Jul 05, 2020Observed: 14.57 ft at 10:00AM Jul 05, 2020Observed: 14.57 ft at 10:15AM Jul 05, 2020Observed: 14.55 ft at 10:30AM Jul 05, 2020Observed: 14.55 ft at 10:45AM Jul 05, 2020Observed: 14.54 ft at 11:00AM Jul 05, 2020Observed: 14.56 ft at 11:15AM Jul 05, 2020Observed: 14.56 ft at 11:30AM Jul 05, 2020Observed: 14.56 ft at 11:45AM Jul 05, 2020Observed: 14.53 ft at 12:00PM Jul 05, 2020Observed: 14.54 ft at 12:15PM Jul 05, 2020Observed: 14.54 ft at 12:30PM Jul 05, 2020Observed: 14.53 ft at 12:45PM Jul 05, 2020Observed: 14.54 ft at 1:00PM Jul 05, 2020Observed: 14.52 ft at 1:15PM Jul 05, 2020Observed: 14.54 ft at 1:30PM Jul 05, 2020Observed: 14.53 ft at 1:45PM Jul 05, 2020Observed: 14.53 ft at 2:00PM Jul 05, 2020Observed: 14.53 ft at 2:15PM Jul 05, 2020Observed: 14.5 ft at 2:30PM Jul 05, 2020Observed: 14.52 ft at 2:45PM Jul 05, 2020Observed: 14.5 ft at 3:00PM Jul 05, 2020Observed: 14.5 ft at 3:15PM Jul 05, 2020Observed: 14.5 ft at 3:16PM Jul 05, 2020Observed: 14.51 ft at 3:30PM Jul 05, 2020Observed: 14.51 ft at 3:31PM Jul 05, 2020Observed: 14.49 ft at 3:45PM Jul 05, 2020Observed: 14.49 ft at 3:46PM Jul 05, 2020Observed: 14.5 ft at 4:00PM Jul 05, 2020Observed: 14.5 ft at 4:15PM Jul 05, 2020Observed: 14.51 ft at 4:30PM Jul 05, 2020Observed: 14.49 ft at 4:45PM Jul 05, 2020Observed: 14.49 ft at 5:00PM Jul 05, 2020Observed: 14.48 ft at 5:15PM Jul 05, 2020Observed: 14.49 ft at 5:30PM Jul 05, 2020Observed: 14.48 ft at 5:45PM Jul 05, 2020Observed: 14.48 ft at 6:00PM Jul 05, 2020Observed: 14.47 ft at 6:15PM Jul 05, 2020Observed: 14.46 ft at 6:30PM Jul 05, 2020Observed: 14.47 ft at 6:45PM Jul 05, 2020Observed: 14.46 ft at 7:00PM Jul 05, 2020Observed: 14.47 ft at 7:15PM Jul 05, 2020Observed: 14.46 ft at 7:30PM Jul 05, 2020Observed: 14.45 ft at 7:45PM Jul 05, 2020Observed: 14.45 ft at 8:00PM Jul 05, 2020Observed: 14.44 ft at 8:15PM Jul 05, 2020Observed: 14.45 ft at 8:30PM Jul 05, 2020Observed: 14.44 ft at 8:45PM Jul 05, 2020Observed: 14.44 ft at 9:00PM Jul 05, 2020Observed: 14.42 ft at 9:15PM Jul 05, 2020Observed: 14.42 ft at 9:30PM Jul 05, 2020Observed: 14.43 ft at 9:45PM Jul 05, 2020Observed: 14.42 ft at 10:00PM Jul 05, 2020Observed: 14.42 ft at 10:15PM Jul 05, 2020Observed: 14.41 ft at 10:30PM Jul 05, 2020Observed: 14.41 ft at 10:45PM Jul 05, 2020Observed: 14.41 ft at 11:00PM Jul 05, 2020Observed: 14.4 ft at 11:15PM Jul 05, 2020Observed: 14.4 ft at 11:16PM Jul 05, 2020Observed: 14.4 ft at 11:30PM Jul 05, 2020Observed: 14.4 ft at 11:31PM Jul 05, 2020Observed: 14.4 ft at 11:45PM Jul 05, 2020Observed: 14.4 ft at 11:46PM Jul 05, 2020Observed: 14.39 ft at 12:00AM Jul 06, 2020Observed: 14.39 ft at 12:15AM Jul 06, 2020Observed: 14.37 ft at 12:30AM Jul 06, 2020Observed: 14.37 ft at 12:45AM Jul 06, 2020Observed: 14.37 ft at 1:00AM Jul 06, 2020Observed: 14.38 ft at 1:15AM Jul 06, 2020Observed: 14.38 ft at 1:30AM Jul 06, 2020Observed: 14.36 ft at 1:45AM Jul 06, 2020Observed: 14.36 ft at 2:00AM Jul 06, 2020Observed: 14.36 ft at 2:15AM Jul 06, 2020Observed: 14.32 ft at 2:30AM Jul 06, 2020Observed: 14.35 ft at 2:45AM Jul 06, 2020Observed: 14.34 ft at 3:00AM Jul 06, 2020Observed: 14.34 ft at 3:15AM Jul 06, 2020Observed: 14.34 ft at 3:30AM Jul 06, 2020Observed: 14.33 ft at 3:45AM Jul 06, 2020Observed: 14.34 ft at 4:00AM Jul 06, 2020Observed: 14.34 ft at 4:15AM Jul 06, 2020Observed: 14.34 ft at 4:30AM Jul 06, 2020Observed: 14.33 ft at 4:45AM Jul 06, 2020Observed: 14.31 ft at 5:00AM Jul 06, 2020Observed: 14.32 ft at 5:15AM Jul 06, 2020Observed: 14.32 ft at 5:30AM Jul 06, 2020Observed: 14.31 ft at 5:45AM Jul 06, 2020Observed: 14.32 ft at 6:00AM Jul 06, 2020Observed: 14.3 ft at 6:15AM Jul 06, 2020Observed: 14.3 ft at 6:30AM Jul 06, 2020Observed: 14.3 ft at 6:45AM Jul 06, 2020Observed: 14.29 ft at 7:00AM Jul 06, 2020Observed: 14.28 ft at 7:15AM Jul 06, 2020Observed: 14.28 ft at 7:16AM Jul 06, 2020Observed: 14.28 ft at 7:30AM Jul 06, 2020Observed: 14.28 ft at 7:31AM Jul 06, 2020Observed: 14.27 ft at 7:45AM Jul 06, 2020Observed: 14.27 ft at 7:46AM Jul 06, 2020Observed: 14.25 ft at 8:00AM Jul 06, 2020Observed: 14.25 ft at 8:15AM Jul 06, 2020Observed: 14.26 ft at 8:30AM Jul 06, 2020Observed: 14.27 ft at 8:45AM Jul 06, 2020Observed: 14.27 ft at 9:00AM Jul 06, 2020Observed: 14.26 ft at 9:15AM Jul 06, 2020Observed: 14.27 ft at 9:30AM Jul 06, 2020Observed: 14.27 ft at 9:45AM Jul 06, 2020Observed: 14.27 ft at 10:00AM Jul 06, 2020Observed: 14.26 ft at 10:15AM Jul 06, 2020Observed: 14.25 ft at 10:30AM Jul 06, 2020Observed: 14.26 ft at 10:45AM Jul 06, 2020Observed: 14.25 ft at 11:00AM Jul 06, 2020Observed: 14.25 ft at 11:15AM Jul 06, 2020Observed: 14.25 ft at 11:30AM Jul 06, 2020Observed: 14.25 ft at 11:45AM Jul 06, 2020Observed: 14.26 ft at 12:00PM Jul 06, 2020Observed: 14.23 ft at 12:15PM Jul 06, 2020Observed: 14.25 ft at 12:30PM Jul 06, 2020Observed: 14.26 ft at 12:45PM Jul 06, 2020Observed: 14.24 ft at 1:00PM Jul 06, 2020Observed: 14.23 ft at 1:15PM Jul 06, 2020Observed: 14.23 ft at 1:30PM Jul 06, 2020Observed: 14.23 ft at 1:45PM Jul 06, 2020Observed: 14.22 ft at 2:00PM Jul 06, 2020Observed: 14.23 ft at 2:15PM Jul 06, 2020Observed: 14.22 ft at 2:30PM Jul 06, 2020Observed: 14.22 ft at 2:45PM Jul 06, 2020Observed: 14.22 ft at 3:00PM Jul 06, 2020Observed: 14.23 ft at 3:15PM Jul 06, 2020Observed: 14.23 ft at 3:17PM Jul 06, 2020Observed: 14.19 ft at 3:30PM Jul 06, 2020Observed: 14.19 ft at 3:32PM Jul 06, 2020Observed: 14.21 ft at 3:45PM Jul 06, 2020Observed: 14.21 ft at 3:47PM Jul 06, 2020Observed: 14.22 ft at 4:00PM Jul 06, 2020Observed: 14.2 ft at 4:15PM Jul 06, 2020Observed: 14.22 ft at 4:30PM Jul 06, 2020Observed: 14.2 ft at 4:45PM Jul 06, 2020Observed: 14.19 ft at 5:00PM Jul 06, 2020Observed: 14.2 ft at 5:15PM Jul 06, 2020Observed: 14.19 ft at 5:30PM Jul 06, 2020Observed: 14.19 ft at 5:45PM Jul 06, 2020Observed: 14.17 ft at 6:00PM Jul 06, 2020Observed: 14.18 ft at 6:15PM Jul 06, 2020Observed: 14.18 ft at 6:30PM Jul 06, 2020Observed: 14.16 ft at 6:45PM Jul 06, 2020Observed: 14.28 ft at 7:00PM Jul 06, 2020Observed: 14.29 ft at 7:15PM Jul 06, 2020Observed: 14.26 ft at 7:30PM Jul 06, 2020Observed: 14.19 ft at 7:45PM Jul 06, 2020Observed: 14.15 ft at 8:00PM Jul 06, 2020Observed: 14.18 ft at 8:15PM Jul 06, 2020Observed: 14.2 ft at 8:30PM Jul 06, 2020Observed: 14.2 ft at 8:45PM Jul 06, 2020Observed: 14.2 ft at 9:00PM Jul 06, 2020Observed: 14.2 ft at 9:15PM Jul 06, 2020Observed: 14.19 ft at 9:30PM Jul 06, 2020Observed: 14.18 ft at 9:45PM Jul 06, 2020Observed: 14.16 ft at 10:00PM Jul 06, 2020Observed: 14.18 ft at 10:15PM Jul 06, 2020Observed: 14.15 ft at 10:30PM Jul 06, 2020Observed: 14.16 ft at 10:45PM Jul 06, 2020Observed: 14.15 ft at 11:00PM Jul 06, 2020Observed: 14.14 ft at 11:15PM Jul 06, 2020Observed: 14.14 ft at 11:16PM Jul 06, 2020Observed: 14.14 ft at 11:30PM Jul 06, 2020Observed: 14.14 ft at 11:31PM Jul 06, 2020Observed: 14.13 ft at 11:45PM Jul 06, 2020Observed: 14.13 ft at 11:46PM Jul 06, 2020Observed: 14.13 ft at 12:00AM Jul 07, 2020Observed: 14.1 ft at 12:15AM Jul 07, 2020Observed: 14.1 ft at 12:30AM Jul 07, 2020Observed: 14.11 ft at 12:45AM Jul 07, 2020Observed: 14.1 ft at 1:00AM Jul 07, 2020Observed: 14.1 ft at 1:15AM Jul 07, 2020Observed: 14.09 ft at 1:30AM Jul 07, 2020Observed: 14.1 ft at 1:45AM Jul 07, 2020Observed: 14.08 ft at 2:00AM Jul 07, 2020Observed: 14.08 ft at 2:15AM Jul 07, 2020Observed: 14.08 ft at 2:30AM Jul 07, 2020Observed: 14.07 ft at 2:45AM Jul 07, 2020Observed: 14.05 ft at 3:00AM Jul 07, 2020Observed: 14.05 ft at 3:15AM Jul 07, 2020Observed: 14.05 ft at 3:30AM Jul 07, 2020Observed: 14.05 ft at 3:45AM Jul 07, 2020Observed: 14.03 ft at 4:00AM Jul 07, 2020Observed: 14.03 ft at 4:15AM Jul 07, 2020Observed: 14.04 ft at 4:30AM Jul 07, 2020Observed: 14.02 ft at 4:45AM Jul 07, 2020Observed: 14.02 ft at 5:00AM Jul 07, 2020Observed: 14.03 ft at 5:15AM Jul 07, 2020Observed: 14.01 ft at 5:30AM Jul 07, 2020Observed: 14 ft at 5:45AM Jul 07, 2020Observed: 14 ft at 6:00AM Jul 07, 2020Observed: 14.01 ft at 6:15AM Jul 07, 2020Observed: 14 ft at 6:30AM Jul 07, 2020Observed: 13.99 ft at 6:45AM Jul 07, 2020Observed: 13.98 ft at 7:00AM Jul 07, 2020Observed: 13.97 ft at 7:15AM Jul 07, 2020Observed: 13.95 ft at 7:30AM Jul 07, 2020Observed: 13.95 ft at 7:32AM Jul 07, 2020Observed: 13.96 ft at 7:45AM Jul 07, 2020Observed: 13.96 ft at 7:47AM Jul 07, 2020Observed: 13.97 ft at 8:00AM Jul 07, 2020Observed: 13.97 ft at 8:02AM Jul 07, 2020Observed: 13.96 ft at 8:15AM Jul 07, 2020Observed: 13.99 ft at 8:30AM Jul 07, 2020Observed: 13.98 ft at 8:45AM Jul 07, 2020Observed: 13.97 ft at 9:00AM Jul 07, 2020Observed: 13.98 ft at 9:15AM Jul 07, 2020Observed: 13.97 ft at 9:30AM Jul 07, 2020Observed: 13.99 ft at 10:45AM Jul 07, 2020Observed: 13.98 ft at 11:00AM Jul 07, 2020Observed: 13.99 ft at 11:15AM Jul 07, 2020Observed: 13.98 ft at 11:30AM Jul 07, 2020Observed: 13.99 ft at 11:45AM Jul 07, 2020Observed: 13.98 ft at 12:00PM Jul 07, 2020Observed: 13.98 ft at 12:15PM Jul 07, 2020Observed: 13.99 ft at 12:30PM Jul 07, 2020Observed: 13.99 ft at 12:45PM Jul 07, 2020Observed: 13.98 ft at 1:00PM Jul 07, 2020Observed: 13.97 ft at 1:15PM Jul 07, 2020Observed: 13.97 ft at 1:30PM Jul 07, 2020Observed: 13.96 ft at 1:45PM Jul 07, 2020Observed: 13.97 ft at 2:00PM Jul 07, 2020Observed: 13.97 ft at 2:15PM Jul 07, 2020Observed: 13.97 ft at 2:30PM Jul 07, 2020Observed: 13.97 ft at 2:45PM Jul 07, 2020Observed: 13.95 ft at 3:00PM Jul 07, 2020Observed: 13.96 ft at 3:15PM Jul 07, 2020Observed: 13.98 ft at 3:30PM Jul 07, 2020Observed: 13.98 ft at 3:32PM Jul 07, 2020Observed: 13.96 ft at 3:45PM Jul 07, 2020Observed: 13.96 ft at 3:47PM Jul 07, 2020Observed: 13.98 ft at 4:00PM Jul 07, 2020Observed: 13.98 ft at 4:02PM Jul 07, 2020Observed: 13.97 ft at 4:15PM Jul 07, 2020Observed: 13.97 ft at 4:30PM Jul 07, 2020Observed: 13.96 ft at 4:45PM Jul 07, 2020Observed: 13.97 ft at 5:00PM Jul 07, 2020Observed: 13.98 ft at 5:15PM Jul 07, 2020Observed: 13.97 ft at 5:30PM Jul 07, 2020Observed: 13.98 ft at 5:45PM Jul 07, 2020Observed: 13.98 ft at 6:00PM Jul 07, 2020Observed: 13.98 ft at 6:15PM Jul 07, 2020Observed: 13.98 ft at 6:30PM Jul 07, 2020Observed: 13.99 ft at 6:45PM Jul 07, 2020Observed: 13.98 ft at 7:00PM Jul 07, 2020Observed: 13.98 ft at 7:15PM Jul 07, 2020Observed: 13.99 ft at 7:30PM Jul 07, 2020Observed: 13.98 ft at 7:45PM Jul 07, 2020Observed: 14 ft at 8:00PM Jul 07, 2020Observed: 13.99 ft at 8:15PM Jul 07, 2020Observed: 14.01 ft at 8:30PM Jul 07, 2020Observed: 14 ft at 8:45PM Jul 07, 2020Observed: 14.01 ft at 9:00PM Jul 07, 2020Observed: 14.02 ft at 9:15PM Jul 07, 2020Observed: 14.01 ft at 9:30PM Jul 07, 2020Observed: 14.01 ft at 9:45PM Jul 07, 2020Observed: 14.03 ft at 10:00PM Jul 07, 2020Observed: 14.02 ft at 10:15PM Jul 07, 2020Observed: 14.02 ft at 10:30PM Jul 07, 2020Observed: 14.03 ft at 10:45PM Jul 07, 2020Observed: 14.03 ft at 11:00PM Jul 07, 2020Observed: 14.03 ft at 11:15PM Jul 07, 2020Observed: 14.03 ft at 11:30PM Jul 07, 2020Observed: 14.03 ft at 11:31PM Jul 07, 2020Observed: 14.04 ft at 11:45PM Jul 07, 2020Observed: 14.04 ft at 11:46PM Jul 07, 2020Observed: 14.04 ft at 12:00AM Jul 08, 2020Observed: 14.04 ft at 12:01AM Jul 08, 2020Observed: 14.05 ft at 12:15AM Jul 08, 2020Observed: 14.05 ft at 12:30AM Jul 08, 2020Observed: 14.07 ft at 12:45AM Jul 08, 2020Observed: 14.07 ft at 1:00AM Jul 08, 2020Observed: 14.06 ft at 1:15AM Jul 08, 2020Observed: 14.09 ft at 1:30AM Jul 08, 2020Observed: 14.09 ft at 1:45AM Jul 08, 2020Observed: 14.1 ft at 2:00AM Jul 08, 2020Observed: 14.11 ft at 2:15AM Jul 08, 2020Observed: 14.12 ft at 2:30AM Jul 08, 2020Observed: 14.13 ft at 2:45AM Jul 08, 2020Observed: 14.13 ft at 3:00AM Jul 08, 2020Observed: 14.14 ft at 3:15AM Jul 08, 2020Observed: 14.15 ft at 3:30AM Jul 08, 2020Observed: 14.17 ft at 3:45AM Jul 08, 2020Observed: 14.2 ft at 4:00AM Jul 08, 2020Observed: 14.19 ft at 4:15AM Jul 08, 2020Observed: 14.22 ft at 4:30AM Jul 08, 2020Observed: 14.24 ft at 4:45AM Jul 08, 2020Observed: 14.25 ft at 5:00AM Jul 08, 2020Observed: 14.28 ft at 5:15AM Jul 08, 2020Observed: 14.3 ft at 5:30AM Jul 08, 2020Observed: 14.33 ft at 5:45AM Jul 08, 2020Observed: 14.35 ft at 6:00AM Jul 08, 2020Observed: 14.37 ft at 6:15AM Jul 08, 2020Observed: 14.38 ft at 6:30AM Jul 08, 2020Observed: 14.42 ft at 6:45AM Jul 08, 2020Observed: 14.45 ft at 7:00AM Jul 08, 2020Observed: 14.49 ft at 7:15AM Jul 08, 2020Observed: 14.53 ft at 7:30AM Jul 08, 2020Observed: 14.53 ft at 7:31AM Jul 08, 2020Observed: 14.55 ft at 7:45AM Jul 08, 2020Observed: 14.55 ft at 7:46AM Jul 08, 2020Observed: 14.55 ft at 8:00AM Jul 08, 2020Observed: 14.55 ft at 8:01AM Jul 08, 2020Observed: 14.61 ft at 8:15AM Jul 08, 2020Observed: 14.64 ft at 8:30AM Jul 08, 2020Observed: 14.66 ft at 8:45AM Jul 08, 2020Observed: 14.72 ft at 9:00AM Jul 08, 2020Observed: 14.76 ft at 9:15AM Jul 08, 2020Observed: 14.8 ft at 9:30AM Jul 08, 2020Observed: 14.83 ft at 9:45AM Jul 08, 2020Observed: 14.89 ft at 10:00AM Jul 08, 2020Observed: 14.93 ft at 10:15AM Jul 08, 2020Observed: 14.98 ft at 10:30AM Jul 08, 2020Observed: 15.02 ft at 10:45AM Jul 08, 2020Observed: 15.06 ft at 11:00AM Jul 08, 2020Observed: 15.11 ft at 11:15AM Jul 08, 2020Observed: 15.12 ft at 11:30AM Jul 08, 2020Observed: 15.2 ft at 11:45AM Jul 08, 2020Observed: 15.24 ft at 12:00PM Jul 08, 2020Observed: 15.27 ft at 12:15PM Jul 08, 2020Observed: 15.33 ft at 12:30PM Jul 08, 2020Observed: 15.37 ft at 12:45PM Jul 08, 2020Observed: 15.4 ft at 1:00PM Jul 08, 2020Observed: 15.48 ft at 1:15PM Jul 08, 2020Observed: 15.5 ft at 1:30PM Jul 08, 2020Observed: 15.55 ft at 1:45PM Jul 08, 2020Observed: 15.62 ft at 2:00PM Jul 08, 2020Observed: 15.65 ft at 2:15PM Jul 08, 2020Observed: 15.71 ft at 2:30PM Jul 08, 2020Observed: 15.76 ft at 2:45PM Jul 08, 2020Observed: 15.78 ft at 3:00PM Jul 08, 2020Observed: 15.85 ft at 3:15PM Jul 08, 2020Observed: 15.91 ft at 3:30PM Jul 08, 2020Observed: 15.91 ft at 3:31PM Jul 08, 2020Observed: 15.94 ft at 3:45PM Jul 08, 2020Observed: 15.94 ft at 3:46PM Jul 08, 2020Observed: 15.97 ft at 4:00PM Jul 08, 2020Observed: 15.97 ft at 4:01PM Jul 08, 2020Observed: 16.02 ft at 4:15PM Jul 08, 2020Observed: 16.07 ft at 4:30PM Jul 08, 2020Observed: 16.09 ft at 4:45PM Jul 08, 2020Observed: 16.13 ft at 5:00PM Jul 08, 2020Observed: 16.19 ft at 5:15PM Jul 08, 2020Observed: 16.22 ft at 5:30PM Jul 08, 2020Observed: 16.25 ft at 5:45PM Jul 08, 2020Observed: 16.31 ft at 6:00PM Jul 08, 2020Observed: 16.35 ft at 6:15PM Jul 08, 2020Observed: 16.39 ft at 6:30PM Jul 08, 2020Observed: 16.42 ft at 6:45PM Jul 08, 2020Observed: 16.45 ft at 7:00PM Jul 08, 2020Observed: 16.48 ft at 7:15PM Jul 08, 2020Observed: 16.55 ft at 7:30PM Jul 08, 2020Observed: 16.57 ft at 7:45PM Jul 08, 2020Observed: 16.62 ft at 8:00PM Jul 08, 2020Observed: 16.65 ft at 8:15PM Jul 08, 2020Observed: 16.69 ft at 8:30PM Jul 08, 2020Observed: 16.73 ft at 8:45PM Jul 08, 2020Observed: 16.77 ft at 9:00PM Jul 08, 2020Observed: 16.83 ft at 9:15PM Jul 08, 2020Observed: 16.86 ft at 9:30PM Jul 08, 2020Observed: 16.91 ft at 9:45PM Jul 08, 2020Observed: 16.94 ft at 10:00PM Jul 08, 2020Observed: 16.97 ft at 10:15PM Jul 08, 2020Observed: 17 ft at 10:30PM Jul 08, 2020Observed: 17.03 ft at 10:45PM Jul 08, 2020Observed: 17.07 ft at 11:00PM Jul 08, 2020Observed: 17.1 ft at 11:15PM Jul 08, 2020Observed: 17.14 ft at 11:30PM Jul 08, 2020Observed: 17.14 ft at 11:32PM Jul 08, 2020Observed: 17.16 ft at 11:45PM Jul 08, 2020Observed: 17.16 ft at 11:47PM Jul 08, 2020Observed: 17.21 ft at 12:00AM Jul 09, 2020Observed: 17.21 ft at 12:02AM Jul 09, 2020Observed: 17.23 ft at 12:15AM Jul 09, 2020Observed: 17.25 ft at 12:30AM Jul 09, 2020Observed: 17.28 ft at 12:45AM Jul 09, 2020Observed: 17.32 ft at 1:00AM Jul 09, 2020Observed: 17.35 ft at 1:15AM Jul 09, 2020Observed: 17.37 ft at 1:30AM Jul 09, 2020Observed: 17.41 ft at 1:45AM Jul 09, 2020Observed: 17.43 ft at 2:00AM Jul 09, 2020Observed: 17.46 ft at 2:15AM Jul 09, 2020Observed: 17.49 ft at 2:30AM Jul 09, 2020Observed: 17.51 ft at 2:45AM Jul 09, 2020Observed: 17.53 ft at 3:00AM Jul 09, 2020Observed: 17.56 ft at 3:15AM Jul 09, 2020Observed: 17.59 ft at 3:30AM Jul 09, 2020Observed: 17.6 ft at 3:45AM Jul 09, 2020Observed: 17.64 ft at 4:00AM Jul 09, 2020Observed: 17.66 ft at 4:15AM Jul 09, 2020Observed: 17.67 ft at 4:30AM Jul 09, 2020Observed: 17.7 ft at 4:45AM Jul 09, 2020Observed: 17.72 ft at 5:00AM Jul 09, 2020Observed: 17.73 ft at 5:15AM Jul 09, 2020Observed: 17.77 ft at 5:30AM Jul 09, 2020Observed: 17.75 ft at 5:45AM Jul 09, 2020Observed: 17.79 ft at 6:00AM Jul 09, 2020Observed: 17.83 ft at 6:15AM Jul 09, 2020Observed: 17.89 ft at 6:30AM Jul 09, 2020Observed: 17.88 ft at 6:45AM Jul 09, 2020Observed: 17.92 ft at 7:00AM Jul 09, 2020Observed: 17.94 ft at 7:15AM Jul 09, 2020Observed: 17.95 ft at 7:30AM Jul 09, 2020Observed: 17.95 ft at 7:32AM Jul 09, 2020Observed: 17.97 ft at 7:45AM Jul 09, 2020Observed: 17.97 ft at 7:47AM Jul 09, 2020Observed: 17.99 ft at 8:00AM Jul 09, 2020Observed: 17.99 ft at 8:02AM Jul 09, 2020Observed: 18.01 ft at 8:15AM Jul 09, 2020Observed: 18.03 ft at 8:30AM Jul 09, 2020Observed: 18.02 ft at 8:45AM Jul 09, 2020Observed: 18.02 ft at 9:00AM Jul 09, 2020Observed: 18.02 ft at 9:15AM Jul 09, 2020Observed: 18.05 ft at 9:30AM Jul 09, 2020Observed: 18.09 ft at 9:45AM Jul 09, 2020Observed: 18.11 ft at 10:00AM Jul 09, 2020Observed: 18.12 ft at 10:15AM Jul 09, 2020Observed: 18.14 ft at 10:30AM Jul 09, 2020Observed: 18.14 ft at 10:45AM Jul 09, 2020Observed: 18.17 ft at 11:00AM Jul 09, 2020Observed: 18.17 ft at 11:15AM Jul 09, 2020Observed: 18.17 ft at 11:30AM Jul 09, 2020Observed: 18.19 ft at 11:45AM Jul 09, 2020Observed: 18.2 ft at 12:00PM Jul 09, 2020Observed: 18.2 ft at 12:15PM Jul 09, 2020Observed: 18.22 ft at 12:30PM Jul 09, 2020Observed: 18.23 ft at 12:45PM Jul 09, 2020Observed: 18.24 ft at 1:00PM Jul 09, 2020Observed: 18.25 ft at 1:15PM Jul 09, 2020Observed: 18.26 ft at 1:30PM Jul 09, 2020Observed: 18.26 ft at 1:45PM Jul 09, 2020Observed: 18.27 ft at 2:00PM Jul 09, 2020Observed: 18.28 ft at 2:15PM Jul 09, 2020Observed: 18.29 ft at 2:30PM Jul 09, 2020Observed: 18.29 ft at 2:45PM Jul 09, 2020Observed: 18.3 ft at 3:00PM Jul 09, 2020Observed: 18.32 ft at 3:15PM Jul 09, 2020Observed: 18.31 ft at 3:30PM Jul 09, 2020Observed: 18.31 ft at 3:32PM Jul 09, 2020Observed: 18.32 ft at 3:45PM Jul 09, 2020Observed: 18.32 ft at 3:47PM Jul 09, 2020Observed: 18.32 ft at 4:00PM Jul 09, 2020Observed: 18.32 ft at 4:02PM Jul 09, 2020Observed: 18.32 ft at 4:15PM Jul 09, 2020Observed: 18.33 ft at 4:30PM Jul 09, 2020Observed: 18.33 ft at 4:45PM Jul 09, 2020Observed: 18.34 ft at 5:00PM Jul 09, 2020Observed: 18.34 ft at 5:15PM Jul 09, 2020Observed: 18.34 ft at 5:30PM Jul 09, 2020Observed: 18.33 ft at 5:45PM Jul 09, 2020Observed: 18.33 ft at 6:00PM Jul 09, 2020Observed: 18.34 ft at 6:15PM Jul 09, 2020Highest Observation: 18.35 ft at 6:30PM Jul 09, 2020Highest Observation: 18.35 ft at 6:45PM Jul 09, 2020Highest Observation: 18.35 ft at 7:00PM Jul 09, 2020Observed: 18.33 ft at 7:15PM Jul 09, 2020Highest Observation: 18.35 ft at 7:30PM Jul 09, 2020Observed: 18.34 ft at 7:45PM Jul 09, 2020Observed: 18.33 ft at 8:00PM Jul 09, 2020Observed: 18.34 ft at 8:15PM Jul 09, 2020Observed: 18.34 ft at 8:30PM Jul 09, 2020Observed: 18.33 ft at 8:45PM Jul 09, 2020Observed: 18.33 ft at 9:00PM Jul 09, 2020Observed: 18.32 ft at 9:15PM Jul 09, 2020Observed: 18.32 ft at 9:30PM Jul 09, 2020Observed: 18.33 ft at 9:45PM Jul 09, 2020Observed: 18.32 ft at 10:00PM Jul 09, 2020Observed: 18.31 ft at 10:15PM Jul 09, 2020Observed: 18.31 ft at 10:30PM Jul 09, 2020Observed: 18.3 ft at 10:45PM Jul 09, 2020Observed: 18.29 ft at 11:00PM Jul 09, 2020Observed: 18.28 ft at 11:15PM Jul 09, 2020Observed: 18.28 ft at 11:30PM Jul 09, 2020Observed: 18.28 ft at 11:32PM Jul 09, 2020Observed: 18.27 ft at 11:45PM Jul 09, 2020Observed: 18.27 ft at 11:47PM Jul 09, 2020Observed: 18.26 ft at 12:00AM Jul 10, 2020Observed: 18.26 ft at 12:02AM Jul 10, 2020Observed: 18.25 ft at 12:15AM Jul 10, 2020Observed: 18.25 ft at 12:30AM Jul 10, 2020Observed: 18.24 ft at 12:45AM Jul 10, 2020Observed: 18.23 ft at 1:00AM Jul 10, 2020Observed: 18.23 ft at 1:15AM Jul 10, 2020Observed: 18.23 ft at 1:30AM Jul 10, 2020Observed: 18.21 ft at 1:45AM Jul 10, 2020Observed: 18.21 ft at 2:00AM Jul 10, 2020Observed: 18.2 ft at 2:15AM Jul 10, 2020Observed: 18.18 ft at 2:30AM Jul 10, 2020Observed: 18.18 ft at 2:45AM Jul 10, 2020Observed: 18.17 ft at 3:00AM Jul 10, 2020Observed: 18.17 ft at 3:15AM Jul 10, 2020Observed: 18.14 ft at 3:30AM Jul 10, 2020Observed: 18.14 ft at 3:45AM Jul 10, 2020Observed: 18.13 ft at 4:00AM Jul 10, 2020Observed: 18.13 ft at 4:15AM Jul 10, 2020Observed: 18.11 ft at 4:30AM Jul 10, 2020Observed: 18.1 ft at 4:45AM Jul 10, 2020Observed: 18.1 ft at 5:00AM Jul 10, 2020Observed: 18.08 ft at 5:15AM Jul 10, 2020Observed: 18.08 ft at 5:30AM Jul 10, 2020Observed: 18.06 ft at 5:45AM Jul 10, 2020Observed: 18.05 ft at 6:00AM Jul 10, 2020Observed: 18.04 ft at 6:15AM Jul 10, 2020Observed: 18.02 ft at 6:30AM Jul 10, 2020Observed: 18.02 ft at 6:45AM Jul 10, 2020Observed: 18 ft at 7:00AM Jul 10, 2020Observed: 17.99 ft at 7:15AM Jul 10, 2020Observed: 17.97 ft at 7:30AM Jul 10, 2020Observed: 17.97 ft at 7:31AM Jul 10, 2020Observed: 17.97 ft at 7:45AM Jul 10, 2020Observed: 17.97 ft at 7:46AM Jul 10, 2020Observed: 17.96 ft at 8:00AM Jul 10, 2020Observed: 17.96 ft at 8:01AM Jul 10, 2020Observed: 17.94 ft at 8:15AM Jul 10, 2020Observed: 17.92 ft at 8:30AM Jul 10, 2020Observed: 17.91 ft at 8:45AM Jul 10, 2020Observed: 17.9 ft at 9:00AM Jul 10, 2020Observed: 17.89 ft at 9:15AM Jul 10, 2020Observed: 17.88 ft at 9:30AM Jul 10, 2020Observed: 17.86 ft at 9:45AM Jul 10, 2020Observed: 17.86 ft at 10:00AM Jul 10, 2020Observed: 17.84 ft at 10:15AM Jul 10, 2020Observed: 17.84 ft at 10:30AM Jul 10, 2020Observed: 17.82 ft at 10:45AM Jul 10, 2020Observed: 17.8 ft at 11:00AM Jul 10, 2020Observed: 17.79 ft at 11:15AM Jul 10, 2020Observed: 17.78 ft at 11:30AM Jul 10, 2020Observed: 17.74 ft at 11:45AM Jul 10, 2020Observed: 17.73 ft at 12:00PM Jul 10, 2020Observed: 17.73 ft at 12:15PM Jul 10, 2020Observed: 17.69 ft at 12:30PM Jul 10, 2020Observed: 17.67 ft at 12:45PM Jul 10, 2020Observed: 17.68 ft at 1:00PM Jul 10, 2020Observed: 17.67 ft at 1:15PM Jul 10, 2020Observed: 17.63 ft at 1:30PM Jul 10, 2020Observed: 17.64 ft at 1:45PM Jul 10, 2020Observed: 17.62 ft at 2:00PM Jul 10, 2020Observed: 17.61 ft at 2:15PM Jul 10, 2020Observed: 17.59 ft at 2:30PM Jul 10, 2020Observed: 17.57 ft at 2:45PM Jul 10, 2020Observed: 17.56 ft at 3:00PM Jul 10, 2020Observed: 17.55 ft at 3:15PM Jul 10, 2020Observed: 17.53 ft at 3:30PM Jul 10, 2020Observed: 17.51 ft at 3:45PM Jul 10, 2020Observed: 17.51 ft at 3:46PM Jul 10, 2020Observed: 17.49 ft at 4:00PM Jul 10, 2020Observed: 17.49 ft at 4:01PM Jul 10, 2020Observed: 17.48 ft at 4:15PM Jul 10, 2020Observed: 17.48 ft at 4:16PM Jul 10, 2020Observed: 17.46 ft at 4:30PM Jul 10, 2020Observed: 17.45 ft at 4:45PM Jul 10, 2020Observed: 17.42 ft at 5:00PM Jul 10, 2020Observed: 17.41 ft at 5:15PM Jul 10, 2020Observed: 17.4 ft at 5:30PM Jul 10, 2020Observed: 17.38 ft at 5:45PM Jul 10, 2020Observed: 17.36 ft at 6:00PM Jul 10, 2020Observed: 17.34 ft at 6:15PM Jul 10, 2020Observed: 17.33 ft at 6:30PM Jul 10, 2020Observed: 17.32 ft at 6:45PM Jul 10, 2020Observed: 17.29 ft at 7:00PM Jul 10, 2020Observed: 17.28 ft at 7:15PM Jul 10, 2020Observed: 17.26 ft at 7:30PM Jul 10, 2020Observed: 17.25 ft at 7:45PM Jul 10, 2020Observed: 17.23 ft at 8:00PM Jul 10, 2020Observed: 17.21 ft at 8:15PM Jul 10, 2020Observed: 17.2 ft at 8:30PM Jul 10, 2020Observed: 17.18 ft at 8:45PM Jul 10, 2020Observed: 17.16 ft at 9:00PM Jul 10, 2020Observed: 17.14 ft at 9:15PM Jul 10, 2020Observed: 17.13 ft at 9:30PM Jul 10, 2020Observed: 17.11 ft at 9:45PM Jul 10, 2020Observed: 17.09 ft at 10:00PM Jul 10, 2020Observed: 17.09 ft at 10:15PM Jul 10, 2020Observed: 17.06 ft at 10:30PM Jul 10, 2020Observed: 17.04 ft at 10:45PM Jul 10, 2020Observed: 17.03 ft at 11:00PM Jul 10, 2020Observed: 17.01 ft at 11:15PM Jul 10, 2020Observed: 16.99 ft at 11:30PM Jul 10, 2020Observed: 16.97 ft at 11:45PM Jul 10, 2020Observed: 16.97 ft at 11:47PM Jul 10, 2020Observed: 16.95 ft at 12:00AM Jul 11, 2020Observed: 16.95 ft at 12:02AM Jul 11, 2020Observed: 16.93 ft at 12:15AM Jul 11, 2020Observed: 16.93 ft at 12:17AM Jul 11, 2020Observed: 16.92 ft at 12:30AM Jul 11, 2020Observed: 16.9 ft at 12:45AM Jul 11, 2020Observed: 16.89 ft at 1:00AM Jul 11, 2020Observed: 16.8 ft at 1:15AM Jul 11, 2020Observed: 16.85 ft at 1:30AM Jul 11, 2020Observed: 16.83 ft at 1:45AM Jul 11, 2020Observed: 16.82 ft at 2:00AM Jul 11, 2020Observed: 16.8 ft at 2:15AM Jul 11, 2020Observed: 16.78 ft at 2:30AM Jul 11, 2020Observed: 16.76 ft at 2:45AM Jul 11, 2020Observed: 16.75 ft at 3:00AM Jul 11, 2020Observed: 16.73 ft at 3:15AM Jul 11, 2020Observed: 16.72 ft at 3:30AM Jul 11, 2020Observed: 16.71 ft at 3:45AM Jul 11, 2020Observed: 16.69 ft at 4:00AM Jul 11, 2020Observed: 16.67 ft at 4:15AM Jul 11, 2020Observed: 16.64 ft at 4:30AM Jul 11, 2020Observed: 16.64 ft at 4:45AM Jul 11, 2020Observed: 16.62 ft at 5:00AM Jul 11, 2020Observed: 16.61 ft at 5:15AM Jul 11, 2020Observed: 16.59 ft at 5:30AM Jul 11, 2020Observed: 16.57 ft at 5:45AM Jul 11, 2020Observed: 16.56 ft at 6:00AM Jul 11, 2020Observed: 16.55 ft at 6:15AM Jul 11, 2020Observed: 16.53 ft at 6:30AM Jul 11, 2020Observed: 16.52 ft at 6:45AM Jul 11, 2020Observed: 16.49 ft at 7:00AM Jul 11, 2020Observed: 16.49 ft at 7:15AM Jul 11, 2020Observed: 16.47 ft at 7:30AM Jul 11, 2020Observed: 16.46 ft at 7:45AM Jul 11, 2020Observed: 16.46 ft at 7:46AM Jul 11, 2020Observed: 16.44 ft at 8:00AM Jul 11, 2020Observed: 16.44 ft at 8:01AM Jul 11, 2020Observed: 16.43 ft at 8:15AM Jul 11, 2020Observed: 16.43 ft at 8:16AM Jul 11, 2020Observed: 16.42 ft at 8:30AM Jul 11, 2020Observed: 16.4 ft at 8:45AM Jul 11, 2020Observed: 16.39 ft at 9:00AM Jul 11, 2020Observed: 16.38 ft at 9:15AM Jul 11, 2020Observed: 16.38 ft at 9:30AM Jul 11, 2020Observed: 16.36 ft at 9:45AM Jul 11, 2020Observed: 16.36 ft at 10:00AM Jul 11, 2020Observed: 16.35 ft at 10:15AM Jul 11, 2020Observed: 16.33 ft at 10:30AM Jul 11, 2020Observed: 16.33 ft at 10:45AM Jul 11, 2020Observed: 16.31 ft at 11:00AM Jul 11, 2020Observed: 16.3 ft at 11:15AM Jul 11, 2020Observed: 16.27 ft at 11:30AM Jul 11, 2020Observed: 16.27 ft at 11:45AM Jul 11, 2020Observed: 16.26 ft at 12:00PM Jul 11, 2020Observed: 16.24 ft at 12:15PM Jul 11, 2020Observed: 16.23 ft at 12:30PM Jul 11, 2020Observed: 16.22 ft at 12:45PM Jul 11, 2020Observed: 16.21 ft at 1:00PM Jul 11, 2020Observed: 16.2 ft at 1:15PM Jul 11, 2020Observed: 16.19 ft at 1:30PM Jul 11, 2020Observed: 16.18 ft at 1:45PM Jul 11, 2020Observed: 16.17 ft at 2:00PM Jul 11, 2020Observed: 16.15 ft at 2:15PM Jul 11, 2020Observed: 16.14 ft at 2:30PM Jul 11, 2020Observed: 16.13 ft at 2:45PM Jul 11, 2020Observed: 16.12 ft at 3:00PM Jul 11, 2020Observed: 16.08 ft at 3:15PM Jul 11, 2020Observed: 16.1 ft at 3:30PM Jul 11, 2020Observed: 16.08 ft at 3:45PM Jul 11, 2020Observed: 16.08 ft at 3:46PM Jul 11, 2020Observed: 16.08 ft at 4:00PM Jul 11, 2020Observed: 16.08 ft at 4:01PM Jul 11, 2020Observed: 16.07 ft at 4:15PM Jul 11, 2020Observed: 16.07 ft at 4:16PM Jul 11, 2020Observed: 16.04 ft at 4:30PM Jul 11, 2020Observed: 16.05 ft at 4:45PM Jul 11, 2020Observed: 16.02 ft at 5:00PM Jul 11, 2020Observed: 16.02 ft at 5:15PM Jul 11, 2020Observed: 16 ft at 5:30PM Jul 11, 2020Observed: 15.98 ft at 5:45PM Jul 11, 2020Observed: 15.97 ft at 6:00PM Jul 11, 2020Observed: 15.97 ft at 6:15PM Jul 11, 2020Observed: 15.96 ft at 6:30PM Jul 11, 2020Observed: 15.91 ft at 6:45PM Jul 11, 2020Observed: 15.94 ft at 7:00PM Jul 11, 2020Observed: 15.93 ft at 7:15PM Jul 11, 2020Observed: 15.92 ft at 7:30PM Jul 11, 2020Observed: 15.9 ft at 7:45PM Jul 11, 2020Observed: 15.9 ft at 8:00PM Jul 11, 2020Observed: 15.89 ft at 8:15PM Jul 11, 2020Observed: 15.88 ft at 8:30PM Jul 11, 2020Observed: 15.87 ft at 8:45PM Jul 11, 2020Observed: 15.85 ft at 9:00PM Jul 11, 2020Observed: 15.85 ft at 9:15PM Jul 11, 2020Observed: 15.83 ft at 9:30PM Jul 11, 2020Observed: 15.82 ft at 9:45PM Jul 11, 2020Observed: 15.8 ft at 10:00PM Jul 11, 2020Observed: 15.8 ft at 10:15PM Jul 11, 2020Observed: 15.78 ft at 10:30PM Jul 11, 2020Observed: 15.78 ft at 10:45PM Jul 11, 2020Observed: 15.76 ft at 11:00PM Jul 11, 2020Observed: 15.74 ft at 11:15PM Jul 11, 2020Observed: 15.74 ft at 11:30PM Jul 11, 2020Observed: 15.73 ft at 11:45PM Jul 11, 2020Observed: 15.73 ft at 11:46PM Jul 11, 2020Observed: 15.72 ft at 12:00AM Jul 12, 2020Observed: 15.72 ft at 12:01AM Jul 12, 2020Observed: 15.71 ft at 12:15AM Jul 12, 2020Observed: 15.71 ft at 12:16AM Jul 12, 2020Observed: 15.7 ft at 12:30AM Jul 12, 2020Observed: 15.68 ft at 12:45AM Jul 12, 2020Observed: 15.68 ft at 1:00AM Jul 12, 2020Observed: 15.67 ft at 1:15AM Jul 12, 2020Observed: 15.66 ft at 1:30AM Jul 12, 2020Observed: 15.66 ft at 1:45AM Jul 12, 2020Observed: 15.64 ft at 2:00AM Jul 12, 2020Observed: 15.63 ft at 2:15AM Jul 12, 2020Observed: 15.62 ft at 2:30AM Jul 12, 2020Observed: 15.61 ft at 2:45AM Jul 12, 2020Observed: 15.6 ft at 3:00AM Jul 12, 2020Observed: 15.59 ft at 3:15AM Jul 12, 2020Observed: 15.59 ft at 3:30AM Jul 12, 2020Observed: 15.58 ft at 3:45AM Jul 12, 2020Observed: 15.57 ft at 4:00AM Jul 12, 2020Observed: 15.56 ft at 4:15AM Jul 12, 2020Observed: 15.55 ft at 4:30AM Jul 12, 2020Observed: 15.54 ft at 4:45AM Jul 12, 2020Observed: 15.52 ft at 5:00AM Jul 12, 2020Observed: 15.52 ft at 5:15AM Jul 12, 2020Observed: 15.51 ft at 5:30AM Jul 12, 2020Observed: 15.5 ft at 5:45AM Jul 12, 2020Observed: 15.49 ft at 6:00AM Jul 12, 2020Observed: 15.49 ft at 6:15AM Jul 12, 2020Observed: 15.48 ft at 6:30AM Jul 12, 2020Observed: 15.46 ft at 6:45AM Jul 12, 2020Observed: 15.46 ft at 7:00AM Jul 12, 2020Observed: 15.45 ft at 7:15AM Jul 12, 2020Observed: 15.45 ft at 7:30AM Jul 12, 2020Observed: 15.44 ft at 7:45AM Jul 12, 2020Observed: 15.44 ft at 7:46AM Jul 12, 2020Observed: 15.44 ft at 8:00AM Jul 12, 2020Observed: 15.44 ft at 8:01AM Jul 12, 2020Observed: 15.41 ft at 8:15AM Jul 12, 2020Observed: 15.41 ft at 8:16AM Jul 12, 2020Observed: 15.41 ft at 8:30AM Jul 12, 2020Observed: 15.4 ft at 8:45AM Jul 12, 2020Observed: 15.39 ft at 9:00AM Jul 12, 2020Observed: 15.38 ft at 9:15AM Jul 12, 2020Observed: 15.39 ft at 9:30AM Jul 12, 2020Observed: 15.39 ft at 9:45AM Jul 12, 2020Observed: 15.37 ft at 10:00AM Jul 12, 2020Observed: 15.38 ft at 10:15AM Jul 12, 2020Observed: 15.37 ft at 10:30AM Jul 12, 2020Observed: 15.36 ft at 10:45AM Jul 12, 2020Observed: 15.36 ft at 11:00AM Jul 12, 2020Observed: 15.35 ft at 11:15AM Jul 12, 2020Observed: 15.34 ft at 11:30AM Jul 12, 2020Observed: 15.33 ft at 11:45AM Jul 12, 2020Observed: 15.33 ft at 12:00PM Jul 12, 2020Observed: 15.32 ft at 12:15PM Jul 12, 2020Observed: 15.31 ft at 12:30PM Jul 12, 2020Observed: 15.31 ft at 12:45PM Jul 12, 2020Observed: 15.3 ft at 1:00PM Jul 12, 2020Observed: 15.29 ft at 1:15PM Jul 12, 2020Observed: 15.28 ft at 1:30PM Jul 12, 2020Observed: 15.29 ft at 1:45PM Jul 12, 2020Observed: 15.28 ft at 2:00PM Jul 12, 2020Observed: 15.27 ft at 2:15PM Jul 12, 2020Observed: 15.26 ft at 2:30PM Jul 12, 2020Observed: 15.26 ft at 2:45PM Jul 12, 2020Observed: 15.25 ft at 3:00PM Jul 12, 2020Observed: 15.23 ft at 3:15PM Jul 12, 2020Observed: 15.23 ft at 3:30PM Jul 12, 2020Observed: 15.22 ft at 3:45PM Jul 12, 2020Observed: 15.22 ft at 3:46PM Jul 12, 2020Observed: 15.22 ft at 4:00PM Jul 12, 2020Observed: 15.22 ft at 4:01PM Jul 12, 2020Observed: 15.2 ft at 4:15PM Jul 12, 2020Observed: 15.2 ft at 4:16PM Jul 12, 2020Observed: 15.19 ft at 4:30PM Jul 12, 2020Observed: 15.2 ft at 4:45PM Jul 12, 2020Observed: 15.18 ft at 5:00PM Jul 12, 2020Observed: 15.17 ft at 5:15PM Jul 12, 2020Observed: 15.17 ft at 5:30PM Jul 12, 2020Observed: 15.16 ft at 5:45PM Jul 12, 2020Observed: 15.15 ft at 6:00PM Jul 12, 2020Observed: 15.15 ft at 6:15PM Jul 12, 2020Observed: 15.14 ft at 6:30PM Jul 12, 2020Observed: 15.14 ft at 6:45PM Jul 12, 2020Observed: 15.14 ft at 7:00PM Jul 12, 2020Observed: 15.12 ft at 7:15PM Jul 12, 2020Observed: 15.12 ft at 7:30PM Jul 12, 2020Observed: 15.1 ft at 7:45PM Jul 12, 2020Observed: 15.11 ft at 8:00PM Jul 12, 2020Observed: 15.11 ft at 8:15PM Jul 12, 2020Observed: 15.1 ft at 8:30PM Jul 12, 2020Observed: 15.1 ft at 8:45PM Jul 12, 2020Observed: 15.08 ft at 9:00PM Jul 12, 2020Observed: 15.08 ft at 9:15PM Jul 12, 2020Observed: 15.07 ft at 9:30PM Jul 12, 2020Observed: 15.05 ft at 9:45PM Jul 12, 2020Observed: 15.04 ft at 10:00PM Jul 12, 2020Observed: 15.04 ft at 10:15PM Jul 12, 2020Observed: 15.03 ft at 10:30PM Jul 12, 2020Observed: 15.02 ft at 10:45PM Jul 12, 2020Observed: 15.01 ft at 11:00PM Jul 12, 2020Observed: 15 ft at 11:15PM Jul 12, 2020Observed: 14.99 ft at 11:30PM Jul 12, 2020Observed: 14.98 ft at 11:45PM Jul 12, 2020Observed: 14.98 ft at 11:46PM Jul 12, 2020Observed: 14.98 ft at 12:00AM Jul 13, 2020Observed: 14.98 ft at 12:01AM Jul 13, 2020Observed: 14.97 ft at 12:15AM Jul 13, 2020Observed: 14.97 ft at 12:16AM Jul 13, 2020Observed: 14.96 ft at 12:30AM Jul 13, 2020Observed: 14.96 ft at 12:45AM Jul 13, 2020Observed: 14.95 ft at 1:00AM Jul 13, 2020Observed: 14.96 ft at 1:15AM Jul 13, 2020Observed: 14.94 ft at 1:30AM Jul 13, 2020Observed: 14.94 ft at 1:45AM Jul 13, 2020Observed: 14.93 ft at 2:00AM Jul 13, 2020Observed: 14.92 ft at 2:15AM Jul 13, 2020Observed: 14.91 ft at 2:30AM Jul 13, 2020Observed: 14.9 ft at 2:45AM Jul 13, 2020Observed: 14.9 ft at 3:00AM Jul 13, 2020Observed: 14.9 ft at 3:15AM Jul 13, 2020Observed: 14.89 ft at 3:30AM Jul 13, 2020Observed: 14.88 ft at 3:45AM Jul 13, 2020Observed: 14.87 ft at 4:00AM Jul 13, 2020Observed: 14.86 ft at 4:15AM Jul 13, 2020Observed: 14.87 ft at 4:30AM Jul 13, 2020Observed: 14.87 ft at 4:45AM Jul 13, 2020Observed: 14.85 ft at 5:00AM Jul 13, 2020Observed: 14.84 ft at 5:15AM Jul 13, 2020Observed: 14.83 ft at 5:30AM Jul 13, 2020Observed: 14.83 ft at 5:45AM Jul 13, 2020Observed: 14.82 ft at 6:00AM Jul 13, 2020Observed: 14.81 ft at 6:15AM Jul 13, 2020Observed: 14.81 ft at 6:30AM Jul 13, 2020Observed: 14.8 ft at 6:45AM Jul 13, 2020Observed: 14.78 ft at 7:00AM Jul 13, 2020Observed: 14.78 ft at 7:15AM Jul 13, 2020Observed: 14.78 ft at 7:30AM Jul 13, 2020Observed: 14.77 ft at 7:45AM Jul 13, 2020Observed: 14.77 ft at 7:47AM Jul 13, 2020Observed: 14.74 ft at 8:00AM Jul 13, 2020Observed: 14.74 ft at 8:02AM Jul 13, 2020Observed: 14.75 ft at 8:15AM Jul 13, 2020Observed: 14.75 ft at 8:17AM Jul 13, 2020Observed: 14.74 ft at 8:30AM Jul 13, 2020Observed: 14.74 ft at 8:45AM Jul 13, 2020Observed: 14.74 ft at 9:00AM Jul 13, 2020Observed: 14.74 ft at 9:15AM Jul 13, 2020Observed: 14.75 ft at 9:30AM Jul 13, 2020Observed: 14.72 ft at 9:45AM Jul 13, 2020Observed: 14.71 ft at 10:00AM Jul 13, 2020Observed: 14.7 ft at 10:15AM Jul 13, 2020Observed: 14.71 ft at 10:30AM Jul 13, 2020Observed: 14.71 ft at 10:45AM Jul 13, 2020Observed: 14.71 ft at 11:00AM Jul 13, 2020Observed: 14.7 ft at 11:15AM Jul 13, 2020Observed: 14.68 ft at 11:30AM Jul 13, 2020Observed: 14.7 ft at 11:45AM Jul 13, 2020Observed: 14.66 ft at 12:00PM Jul 13, 2020Observed: 14.67 ft at 12:15PM Jul 13, 2020Observed: 14.68 ft at 12:30PM Jul 13, 2020Observed: 14.65 ft at 12:45PM Jul 13, 2020Observed: 14.65 ft at 1:00PM Jul 13, 2020Observed: 14.63 ft at 1:15PM Jul 13, 2020Observed: 14.64 ft at 1:30PM Jul 13, 2020Observed: 14.63 ft at 1:45PM Jul 13, 2020Observed: 14.63 ft at 2:00PM Jul 13, 2020Observed: 14.61 ft at 2:15PM Jul 13, 2020Observed: 14.63 ft at 2:30PM Jul 13, 2020Observed: 14.61 ft at 2:45PM Jul 13, 2020Observed: 14.62 ft at 3:00PM Jul 13, 2020Observed: 14.6 ft at 3:15PM Jul 13, 2020Observed: 14.6 ft at 3:30PM Jul 13, 2020Observed: 14.58 ft at 3:45PM Jul 13, 2020Observed: 14.58 ft at 3:47PM Jul 13, 2020Observed: 14.58 ft at 4:00PM Jul 13, 2020Observed: 14.58 ft at 4:02PM Jul 13, 2020Observed: 14.59 ft at 4:15PM Jul 13, 2020Observed: 14.59 ft at 4:17PM Jul 13, 2020Observed: 14.59 ft at 4:30PM Jul 13, 2020Observed: 14.59 ft at 4:45PM Jul 13, 2020Observed: 14.61 ft at 5:00PM Jul 13, 2020Observed: 14.58 ft at 5:15PM Jul 13, 2020Observed: 14.56 ft at 5:30PM Jul 13, 2020Observed: 14.58 ft at 5:45PM Jul 13, 2020Observed: 14.57 ft at 6:00PM Jul 13, 2020Observed: 14.55 ft at 6:15PM Jul 13, 2020Observed: 14.57 ft at 6:30PM Jul 13, 2020Observed: 14.56 ft at 6:45PM Jul 13, 2020Observed: 14.57 ft at 7:00PM Jul 13, 2020Observed: 14.57 ft at 7:15PM Jul 13, 2020Observed: 14.55 ft at 7:30PM Jul 13, 2020Observed: 14.54 ft at 7:45PM Jul 13, 2020Observed: 14.53 ft at 8:00PM Jul 13, 2020Observed: 14.54 ft at 8:15PM Jul 13, 2020Observed: 14.53 ft at 8:30PM Jul 13, 2020Observed: 14.53 ft at 8:45PM Jul 13, 2020Observed: 14.52 ft at 9:00PM Jul 13, 2020Observed: 14.52 ft at 9:15PM Jul 13, 2020Observed: 14.51 ft at 9:30PM Jul 13, 2020Observed: 14.49 ft at 9:45PM Jul 13, 2020Observed: 14.5 ft at 10:00PM Jul 13, 2020Observed: 14.49 ft at 10:15PM Jul 13, 2020Observed: 14.49 ft at 10:30PM Jul 13, 2020Observed: 14.48 ft at 10:45PM Jul 13, 2020Observed: 14.48 ft at 11:00PM Jul 13, 2020Observed: 14.46 ft at 11:15PM Jul 13, 2020Observed: 14.46 ft at 11:30PM Jul 13, 2020Observed: 14.43 ft at 11:45PM Jul 13, 2020Observed: 14.43 ft at 11:46PM Jul 13, 2020Observed: 14.43 ft at 12:00AM Jul 14, 2020Observed: 14.43 ft at 12:01AM Jul 14, 2020Observed: 14.44 ft at 12:15AM Jul 14, 2020Observed: 14.44 ft at 12:16AM Jul 14, 2020Observed: 14.42 ft at 12:30AM Jul 14, 2020Observed: 14.41 ft at 12:45AM Jul 14, 2020Observed: 14.42 ft at 1:00AM Jul 14, 2020Observed: 14.41 ft at 1:15AM Jul 14, 2020Observed: 14.4 ft at 1:30AM Jul 14, 2020Observed: 14.41 ft at 1:45AM Jul 14, 2020Observed: 14.41 ft at 2:00AM Jul 14, 2020Observed: 14.43 ft at 2:15AM Jul 14, 2020Observed: 14.41 ft at 2:30AM Jul 14, 2020Observed: 14.41 ft at 2:45AM Jul 14, 2020Observed: 14.41 ft at 3:00AM Jul 14, 2020Observed: 14.4 ft at 3:15AM Jul 14, 2020Observed: 14.38 ft at 3:30AM Jul 14, 2020Observed: 14.38 ft at 3:45AM Jul 14, 2020Observed: 14.38 ft at 4:00AM Jul 14, 2020Observed: 14.37 ft at 4:15AM Jul 14, 2020Observed: 14.36 ft at 4:30AM Jul 14, 2020Observed: 14.36 ft at 4:45AM Jul 14, 2020Observed: 14.36 ft at 5:00AM Jul 14, 2020Observed: 14.35 ft at 5:15AM Jul 14, 2020Observed: 14.35 ft at 5:30AM Jul 14, 2020Observed: 14.35 ft at 5:45AM Jul 14, 2020Observed: 14.33 ft at 6:00AM Jul 14, 2020Observed: 14.33 ft at 6:15AM Jul 14, 2020Observed: 14.33 ft at 6:30AM Jul 14, 2020Observed: 14.34 ft at 6:45AM Jul 14, 2020Observed: 14.33 ft at 7:00AM Jul 14, 2020Observed: 14.34 ft at 7:15AM Jul 14, 2020Observed: 14.33 ft at 7:30AM Jul 14, 2020Observed: 14.3 ft at 7:45AM Jul 14, 2020Observed: 14.31 ft at 8:00AM Jul 14, 2020Observed: 14.31 ft at 8:01AM Jul 14, 2020Observed: 14.31 ft at 8:15AM Jul 14, 2020Observed: 14.31 ft at 8:16AM Jul 14, 2020Observed: 14.3 ft at 8:30AM Jul 14, 2020Observed: 14.3 ft at 8:31AM Jul 14, 2020Observed: 14.29 ft at 8:45AM Jul 14, 2020Observed: 14.29 ft at 9:00AM Jul 14, 2020Observed: 14.29 ft at 9:15AM Jul 14, 2020Observed: 14.28 ft at 9:30AM Jul 14, 2020Observed: 14.3 ft at 9:45AM Jul 14, 2020Observed: 14.27 ft at 10:00AM Jul 14, 2020Observed: 14.27 ft at 10:15AM Jul 14, 2020Observed: 14.28 ft at 10:30AM Jul 14, 2020Observed: 14.25 ft at 10:45AM Jul 14, 2020Observed: 14.26 ft at 11:00AM Jul 14, 2020Observed: 14.25 ft at 11:15AM Jul 14, 2020Observed: 14.25 ft at 11:30AM Jul 14, 2020Observed: 14.24 ft at 11:45AM Jul 14, 2020Observed: 14.24 ft at 12:00PM Jul 14, 2020Observed: 14.24 ft at 12:15PM Jul 14, 2020Observed: 14.22 ft at 12:30PM Jul 14, 2020Observed: 14.2 ft at 12:45PM Jul 14, 2020Observed: 14.23 ft at 1:00PM Jul 14, 2020Observed: 14.2 ft at 1:15PM Jul 14, 2020Observed: 14.19 ft at 1:30PM Jul 14, 2020Observed: 14.19 ft at 1:45PM Jul 14, 2020Observed: 14.19 ft at 2:00PM Jul 14, 2020Observed: 14.19 ft at 2:15PM Jul 14, 2020Observed: 14.15 ft at 2:30PM Jul 14, 2020Observed: 14.17 ft at 2:45PM Jul 14, 2020Observed: 14.16 ft at 3:00PM Jul 14, 2020Observed: 14.16 ft at 3:15PM Jul 14, 2020Observed: 14.15 ft at 3:30PM Jul 14, 2020Observed: 14.15 ft at 3:45PM Jul 14, 2020Observed: 14.14 ft at 4:00PM Jul 14, 2020Observed: 14.14 ft at 4:01PM Jul 14, 2020Observed: 14.13 ft at 4:15PM Jul 14, 2020Observed: 14.13 ft at 4:16PM Jul 14, 2020Observed: 14.14 ft at 4:30PM Jul 14, 2020Observed: 14.14 ft at 4:31PM Jul 14, 2020Observed: 14.13 ft at 4:45PM Jul 14, 2020Observed: 14.13 ft at 5:00PM Jul 14, 2020Observed: 14.14 ft at 5:15PM Jul 14, 2020Observed: 14.12 ft at 5:30PM Jul 14, 2020USGS--Water Resources of the United StatesBSJS2(plotting HGIRG) Graph Created (6:34PM Jul 14, 2020)ObservedLatest observed value: 14.12 ft at 5:30 PM CDT 14-Jul-2020. Flood Stage is 31 ft
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Tabular Data (CDT)
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Datum: NAVD88
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NOTE: No forecasts are available for this location

NOTE: Graphical forecasts are not available for the Big Sioux River near Jefferson. During times of high water, forecast crest information can be found in the text products.

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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 31
Action Stage: 28
Low Stage (in feet): -9999

Historic Crests
(1) 40.42 ft on 03/17/2019
(2) 38.40 ft on 06/26/2018
(3) 36.83 ft on 09/18/2019 (P)
(4) 24.04 ft on 05/04/2016
(5) 20.92 ft on 05/24/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 36.83 ft on 09/18/2019 (P)
(2) 40.42 ft on 03/17/2019
(3) 38.40 ft on 06/26/2018
(4) 20.92 ft on 05/24/2017
(5) 24.04 ft on 05/04/2016
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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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.
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31 significant flooding of crop and pasture land begins.
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Latitude: 42.626389° N, Longitude: 96.515278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 31 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 1070.00 1101.00 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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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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