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Hydrograph River at a Glance Download
Rock River at Rock Valley Stage (ft)Flow (cfs)Observed: 8.24 ft at 7:00PM May 13, 2022Observed: 8.26 ft at 7:15PM May 13, 2022Observed: 8.28 ft at 7:30PM May 13, 2022Observed: 8.29 ft at 7:45PM May 13, 2022Observed: 8.29 ft at 8:00PM May 13, 2022Observed: 8.3 ft at 8:15PM May 13, 2022Observed: 8.32 ft at 8:30PM May 13, 2022Observed: 8.33 ft at 8:45PM May 13, 2022Observed: 8.35 ft at 9:00PM May 13, 2022Observed: 8.35 ft at 9:15PM May 13, 2022Observed: 8.36 ft at 9:30PM May 13, 2022Observed: 8.37 ft at 9:45PM May 13, 2022Observed: 8.38 ft at 10:00PM May 13, 2022Observed: 8.39 ft at 10:15PM May 13, 2022Observed: 8.43 ft at 10:30PM May 13, 2022Observed: 8.44 ft at 10:45PM May 13, 2022Observed: 8.46 ft at 11:00PM May 13, 2022Observed: 8.46 ft at 11:15PM May 13, 2022Observed: 8.45 ft at 11:30PM May 13, 2022Observed: 8.46 ft at 11:45PM May 13, 2022Observed: 8.48 ft at 12:00AM May 14, 2022Observed: 8.49 ft at 12:15AM May 14, 2022Observed: 8.51 ft at 12:30AM May 14, 2022Observed: 8.51 ft at 12:45AM May 14, 2022Observed: 8.54 ft at 1:00AM May 14, 2022Observed: 8.55 ft at 1:15AM May 14, 2022Observed: 8.56 ft at 1:30AM May 14, 2022Observed: 8.56 ft at 1:45AM May 14, 2022Observed: 8.58 ft at 2:00AM May 14, 2022Observed: 8.57 ft at 2:15AM May 14, 2022Observed: 8.58 ft at 2:30AM May 14, 2022Observed: 8.6 ft at 2:45AM May 14, 2022Observed: 8.6 ft at 3:00AM May 14, 2022Observed: 8.61 ft at 3:15AM May 14, 2022Observed: 8.61 ft at 3:30AM May 14, 2022Observed: 8.63 ft at 3:45AM May 14, 2022Observed: 8.63 ft at 4:00AM May 14, 2022Observed: 8.63 ft at 4:15AM May 14, 2022Observed: 8.64 ft at 4:30AM May 14, 2022Observed: 8.65 ft at 4:45AM May 14, 2022Observed: 8.65 ft at 5:00AM May 14, 2022Observed: 8.65 ft at 5:15AM May 14, 2022Observed: 8.65 ft at 5:30AM May 14, 2022Observed: 8.67 ft at 5:45AM May 14, 2022Observed: 8.67 ft at 6:00AM May 14, 2022Observed: 8.67 ft at 6:15AM May 14, 2022Observed: 8.69 ft at 6:30AM May 14, 2022Observed: 8.69 ft at 6:45AM May 14, 2022Observed: 8.68 ft at 7:00AM May 14, 2022Observed: 8.68 ft at 7:15AM May 14, 2022Observed: 8.68 ft at 7:30AM May 14, 2022Observed: 8.68 ft at 7:45AM May 14, 2022Observed: 8.69 ft at 8:00AM May 14, 2022Observed: 8.72 ft at 8:15AM May 14, 2022Observed: 8.72 ft at 8:30AM May 14, 2022Observed: 8.72 ft at 8:45AM May 14, 2022Observed: 8.73 ft at 9:00AM May 14, 2022Observed: 8.72 ft at 9:15AM May 14, 2022Observed: 8.69 ft at 9:30AM May 14, 2022Observed: 8.73 ft at 9:45AM May 14, 2022Observed: 8.75 ft at 10:00AM May 14, 2022Observed: 8.73 ft at 10:15AM May 14, 2022Observed: 8.73 ft at 10:30AM May 14, 2022Observed: 8.73 ft at 10:45AM May 14, 2022Observed: 8.76 ft at 11:00AM May 14, 2022Highest Observation: 8.77 ft at 11:15AM May 14, 2022Observed: 8.76 ft at 11:30AM May 14, 2022Observed: 8.73 ft at 11:45AM May 14, 2022Observed: 8.72 ft at 12:00PM May 14, 2022Observed: 8.73 ft at 12:15PM May 14, 2022Observed: 8.75 ft at 12:30PM May 14, 2022Highest Observation: 8.77 ft at 12:45PM May 14, 2022Observed: 8.76 ft at 1:00PM May 14, 2022Observed: 8.75 ft at 1:15PM May 14, 2022Observed: 8.75 ft at 1:30PM May 14, 2022Observed: 8.76 ft at 1:45PM May 14, 2022Observed: 8.76 ft at 2:00PM May 14, 2022Highest Observation: 8.77 ft at 2:15PM May 14, 2022Highest Observation: 8.77 ft at 2:30PM May 14, 2022Observed: 8.76 ft at 2:45PM May 14, 2022Observed: 8.75 ft at 3:00PM May 14, 2022Observed: 8.74 ft at 3:15PM May 14, 2022Observed: 8.75 ft at 3:30PM May 14, 2022Observed: 8.74 ft at 3:45PM May 14, 2022Observed: 8.72 ft at 4:00PM May 14, 2022Observed: 8.71 ft at 4:15PM May 14, 2022Observed: 8.72 ft at 4:30PM May 14, 2022Observed: 8.72 ft at 4:45PM May 14, 2022Observed: 8.73 ft at 5:00PM May 14, 2022Observed: 8.73 ft at 5:15PM May 14, 2022Observed: 8.71 ft at 5:30PM May 14, 2022Observed: 8.69 ft at 5:45PM May 14, 2022Observed: 8.69 ft at 6:00PM May 14, 2022Observed: 8.68 ft at 6:15PM May 14, 2022Observed: 8.67 ft at 6:30PM May 14, 2022Observed: 8.67 ft at 6:45PM May 14, 2022Observed: 8.64 ft at 7:00PM May 14, 2022Observed: 8.66 ft at 7:15PM May 14, 2022Observed: 8.65 ft at 7:30PM May 14, 2022Observed: 8.67 ft at 7:45PM May 14, 2022Observed: 8.67 ft at 8:00PM May 14, 2022Observed: 8.67 ft at 8:15PM May 14, 2022Observed: 8.64 ft at 8:30PM May 14, 2022Observed: 8.63 ft at 8:45PM May 14, 2022Observed: 8.62 ft at 9:00PM May 14, 2022Observed: 8.63 ft at 9:15PM May 14, 2022Observed: 8.62 ft at 9:30PM May 14, 2022Observed: 8.61 ft at 9:45PM May 14, 2022Observed: 8.61 ft at 10:00PM May 14, 2022Observed: 8.58 ft at 10:15PM May 14, 2022Observed: 8.56 ft at 10:30PM May 14, 2022Observed: 8.58 ft at 10:45PM May 14, 2022Observed: 8.59 ft at 11:00PM May 14, 2022Observed: 8.58 ft at 11:15PM May 14, 2022Observed: 8.55 ft at 11:30PM May 14, 2022Observed: 8.56 ft at 11:45PM May 14, 2022Observed: 8.54 ft at 12:00AM May 15, 2022Observed: 8.55 ft at 12:15AM May 15, 2022Observed: 8.51 ft at 12:30AM May 15, 2022Observed: 8.5 ft at 12:45AM May 15, 2022Observed: 8.5 ft at 1:00AM May 15, 2022Observed: 8.51 ft at 1:15AM May 15, 2022Observed: 8.49 ft at 1:30AM May 15, 2022Observed: 8.49 ft at 1:45AM May 15, 2022Observed: 8.5 ft at 2:00AM May 15, 2022Observed: 8.48 ft at 2:15AM May 15, 2022Observed: 8.47 ft at 2:30AM May 15, 2022Observed: 8.44 ft at 2:45AM May 15, 2022Observed: 8.47 ft at 3:00AM May 15, 2022Observed: 8.45 ft at 3:15AM May 15, 2022Observed: 8.44 ft at 3:30AM May 15, 2022Observed: 8.45 ft at 3:45AM May 15, 2022Observed: 8.46 ft at 4:00AM May 15, 2022Observed: 8.43 ft at 4:15AM May 15, 2022Observed: 8.42 ft at 4:30AM May 15, 2022Observed: 8.44 ft at 4:45AM May 15, 2022Observed: 8.43 ft at 5:00AM May 15, 2022Observed: 8.41 ft at 5:15AM May 15, 2022Observed: 8.42 ft at 5:30AM May 15, 2022Observed: 8.4 ft at 5:45AM May 15, 2022Observed: 8.39 ft at 6:00AM May 15, 2022Observed: 8.4 ft at 6:15AM May 15, 2022Observed: 8.39 ft at 6:30AM May 15, 2022Observed: 8.39 ft at 6:45AM May 15, 2022Observed: 8.37 ft at 7:00AM May 15, 2022Observed: 8.38 ft at 7:15AM May 15, 2022Observed: 8.37 ft at 7:30AM May 15, 2022Observed: 8.34 ft at 7:45AM May 15, 2022Observed: 8.36 ft at 8:00AM May 15, 2022Observed: 8.37 ft at 8:15AM May 15, 2022Observed: 8.38 ft at 8:30AM May 15, 2022Observed: 8.39 ft at 8:45AM May 15, 2022Observed: 8.35 ft at 9:00AM May 15, 2022Observed: 8.31 ft at 9:15AM May 15, 2022Observed: 8.29 ft at 9:30AM May 15, 2022Observed: 8.32 ft at 9:45AM May 15, 2022Observed: 8.32 ft at 10:00AM May 15, 2022Observed: 8.32 ft at 10:15AM May 15, 2022Observed: 8.33 ft at 10:30AM May 15, 2022Observed: 8.32 ft at 10:45AM May 15, 2022Observed: 8.29 ft at 11:00AM May 15, 2022Observed: 8.29 ft at 11:15AM May 15, 2022Observed: 8.28 ft at 11:30AM May 15, 2022Observed: 8.28 ft at 11:45AM May 15, 2022Observed: 8.31 ft at 12:00PM May 15, 2022Observed: 8.29 ft at 12:15PM May 15, 2022Observed: 8.29 ft at 12:30PM May 15, 2022Observed: 8.27 ft at 12:45PM May 15, 2022Observed: 8.26 ft at 1:00PM May 15, 2022Observed: 8.25 ft at 1:15PM May 15, 2022Observed: 8.27 ft at 1:30PM May 15, 2022Observed: 8.25 ft at 1:45PM May 15, 2022Observed: 8.23 ft at 2:00PM May 15, 2022Observed: 8.21 ft at 2:15PM May 15, 2022Observed: 8.19 ft at 2:30PM May 15, 2022Observed: 8.19 ft at 2:45PM May 15, 2022Observed: 8.2 ft at 3:00PM May 15, 2022Observed: 8.21 ft at 3:15PM May 15, 2022Observed: 8.23 ft at 3:30PM May 15, 2022Observed: 8.2 ft at 3:45PM May 15, 2022Observed: 8.19 ft at 4:00PM May 15, 2022Observed: 8.16 ft at 4:15PM May 15, 2022Observed: 8.14 ft at 4:30PM May 15, 2022Observed: 8.14 ft at 4:45PM May 15, 2022Observed: 8.14 ft at 5:00PM May 15, 2022Observed: 8.14 ft at 5:15PM May 15, 2022Observed: 8.14 ft at 5:30PM May 15, 2022Observed: 8.14 ft at 5:45PM May 15, 2022Observed: 8.14 ft at 6:00PM May 15, 2022Observed: 8.08 ft at 6:15PM May 15, 2022Observed: 8.07 ft at 6:30PM May 15, 2022Observed: 8.07 ft at 6:45PM May 15, 2022Observed: 8.09 ft at 7:00PM May 15, 2022Observed: 8.09 ft at 7:15PM May 15, 2022Observed: 8.07 ft at 7:30PM May 15, 2022Observed: 8.05 ft at 7:45PM May 15, 2022Observed: 8.05 ft at 8:00PM May 15, 2022Observed: 8.05 ft at 8:15PM May 15, 2022Observed: 8.05 ft at 8:30PM May 15, 2022Observed: 8.06 ft at 8:45PM May 15, 2022Observed: 8.05 ft at 9:00PM May 15, 2022Observed: 8.05 ft at 9:15PM May 15, 2022Observed: 8.04 ft at 9:30PM May 15, 2022Observed: 8.04 ft at 9:45PM May 15, 2022Observed: 8.04 ft at 10:00PM May 15, 2022Observed: 8.02 ft at 10:15PM May 15, 2022Observed: 8 ft at 10:30PM May 15, 2022Observed: 7.98 ft at 10:45PM May 15, 2022Observed: 7.98 ft at 11:00PM May 15, 2022Observed: 7.97 ft at 11:15PM May 15, 2022Observed: 7.94 ft at 11:30PM May 15, 2022Observed: 7.94 ft at 11:45PM May 15, 2022Observed: 7.92 ft at 12:00AM May 16, 2022Observed: 7.95 ft at 12:15AM May 16, 2022Observed: 7.96 ft at 12:30AM May 16, 2022Observed: 7.95 ft at 12:45AM May 16, 2022Observed: 7.93 ft at 1:00AM May 16, 2022Observed: 7.91 ft at 1:15AM May 16, 2022Observed: 7.91 ft at 1:30AM May 16, 2022Observed: 7.92 ft at 1:45AM May 16, 2022Observed: 7.91 ft at 2:00AM May 16, 2022Observed: 7.89 ft at 2:15AM May 16, 2022Observed: 7.88 ft at 2:30AM May 16, 2022Observed: 7.88 ft at 2:45AM May 16, 2022Observed: 7.88 ft at 3:00AM May 16, 2022Observed: 7.88 ft at 3:15AM May 16, 2022Observed: 7.87 ft at 3:30AM May 16, 2022Observed: 7.88 ft at 3:45AM May 16, 2022Observed: 7.88 ft at 4:00AM May 16, 2022Observed: 7.87 ft at 4:15AM May 16, 2022Observed: 7.86 ft at 4:30AM May 16, 2022Observed: 7.85 ft at 4:45AM May 16, 2022Observed: 7.83 ft at 5:00AM May 16, 2022Observed: 7.82 ft at 5:15AM May 16, 2022Observed: 7.81 ft at 5:30AM May 16, 2022Observed: 7.81 ft at 5:45AM May 16, 2022Observed: 7.81 ft at 6:00AM May 16, 2022Observed: 7.83 ft at 6:15AM May 16, 2022Observed: 7.81 ft at 6:30AM May 16, 2022Observed: 7.79 ft at 6:45AM May 16, 2022Observed: 7.81 ft at 7:00AM May 16, 2022Observed: 7.8 ft at 7:15AM May 16, 2022Observed: 7.79 ft at 7:30AM May 16, 2022Observed: 7.78 ft at 7:45AM May 16, 2022Observed: 7.78 ft at 8:00AM May 16, 2022Observed: 7.78 ft at 8:15AM May 16, 2022Observed: 7.76 ft at 8:30AM May 16, 2022Observed: 7.76 ft at 8:45AM May 16, 2022Observed: 7.77 ft at 9:00AM May 16, 2022Observed: 7.76 ft at 10:15AM May 16, 2022Observed: 7.76 ft at 10:30AM May 16, 2022Observed: 7.74 ft at 10:45AM May 16, 2022Observed: 7.73 ft at 11:00AM May 16, 2022Observed: 7.74 ft at 11:15AM May 16, 2022Observed: 7.73 ft at 11:30AM May 16, 2022Observed: 7.72 ft at 11:45AM May 16, 2022Observed: 7.72 ft at 12:00PM May 16, 2022Observed: 7.71 ft at 12:15PM May 16, 2022Observed: 7.71 ft at 12:30PM May 16, 2022Observed: 7.7 ft at 12:45PM May 16, 2022Observed: 7.7 ft at 1:00PM May 16, 2022Observed: 7.71 ft at 1:15PM May 16, 2022Observed: 7.69 ft at 1:30PM May 16, 2022Observed: 7.68 ft at 1:45PM May 16, 2022Observed: 7.66 ft at 2:00PM May 16, 2022Observed: 7.65 ft at 2:15PM May 16, 2022Observed: 7.64 ft at 2:30PM May 16, 2022Observed: 7.62 ft at 2:45PM May 16, 2022Observed: 7.62 ft at 3:00PM May 16, 2022Observed: 7.63 ft at 3:15PM May 16, 2022Observed: 7.64 ft at 3:30PM May 16, 2022Observed: 7.64 ft at 3:45PM May 16, 2022Observed: 7.64 ft at 4:00PM May 16, 2022Observed: 7.62 ft at 4:15PM May 16, 2022Observed: 7.62 ft at 4:30PM May 16, 2022Observed: 7.6 ft at 4:45PM May 16, 2022Observed: 7.6 ft at 5:00PM May 16, 2022Observed: 7.59 ft at 5:15PM May 16, 2022Observed: 7.59 ft at 5:30PM May 16, 2022Observed: 7.6 ft at 5:45PM May 16, 2022Observed: 7.6 ft at 6:00PM May 16, 2022Observed: 7.61 ft at 6:15PM May 16, 2022Observed: 7.6 ft at 6:30PM May 16, 2022Observed: 7.58 ft at 6:45PM May 16, 2022Observed: 7.57 ft at 7:00PM May 16, 2022Observed: 7.56 ft at 7:15PM May 16, 2022Observed: 7.56 ft at 7:30PM May 16, 2022Observed: 7.56 ft at 7:45PM May 16, 2022Observed: 7.56 ft at 8:00PM May 16, 2022Observed: 7.54 ft at 8:15PM May 16, 2022Observed: 7.52 ft at 8:30PM May 16, 2022Observed: 7.5 ft at 8:45PM May 16, 2022Observed: 7.5 ft at 9:00PM May 16, 2022Observed: 7.51 ft at 9:15PM May 16, 2022Observed: 7.52 ft at 9:30PM May 16, 2022Observed: 7.52 ft at 9:45PM May 16, 2022Observed: 7.5 ft at 10:00PM May 16, 2022Observed: 7.5 ft at 10:15PM May 16, 2022Observed: 7.5 ft at 10:30PM May 16, 2022Observed: 7.51 ft at 10:45PM May 16, 2022Observed: 7.5 ft at 11:00PM May 16, 2022Observed: 7.49 ft at 11:15PM May 16, 2022Observed: 7.5 ft at 11:30PM May 16, 2022Observed: 7.48 ft at 11:45PM May 16, 2022Observed: 7.48 ft at 12:00AM May 17, 2022Observed: 7.48 ft at 12:15AM May 17, 2022Observed: 7.48 ft at 12:30AM May 17, 2022Observed: 7.48 ft at 12:45AM May 17, 2022Observed: 7.48 ft at 1:00AM May 17, 2022Observed: 7.47 ft at 1:15AM May 17, 2022Observed: 7.47 ft at 1:30AM May 17, 2022Observed: 7.46 ft at 1:45AM May 17, 2022Observed: 7.47 ft at 2:00AM May 17, 2022Observed: 7.46 ft at 2:15AM May 17, 2022Observed: 7.46 ft at 2:30AM May 17, 2022Observed: 7.45 ft at 2:45AM May 17, 2022Observed: 7.44 ft at 3:00AM May 17, 2022Observed: 7.43 ft at 3:15AM May 17, 2022Observed: 7.44 ft at 3:30AM May 17, 2022Observed: 7.43 ft at 3:45AM May 17, 2022Observed: 7.43 ft at 4:00AM May 17, 2022Observed: 7.43 ft at 4:15AM May 17, 2022Observed: 7.43 ft at 4:30AM May 17, 2022Observed: 7.43 ft at 4:45AM May 17, 2022Observed: 7.43 ft at 5:00AM May 17, 2022Observed: 7.42 ft at 5:15AM May 17, 2022Observed: 7.43 ft at 5:30AM May 17, 2022Observed: 7.43 ft at 5:45AM May 17, 2022Observed: 7.4 ft at 6:00AM May 17, 2022Observed: 7.4 ft at 6:15AM May 17, 2022Observed: 7.38 ft at 6:30AM May 17, 2022Observed: 7.37 ft at 6:45AM May 17, 2022Observed: 7.39 ft at 7:00AM May 17, 2022Observed: 7.38 ft at 7:15AM May 17, 2022Observed: 7.37 ft at 7:30AM May 17, 2022Observed: 7.39 ft at 7:45AM May 17, 2022Observed: 7.4 ft at 8:00AM May 17, 2022Observed: 7.4 ft at 8:15AM May 17, 2022Observed: 7.39 ft at 8:30AM May 17, 2022Observed: 7.39 ft at 8:45AM May 17, 2022Observed: 7.37 ft at 9:00AM May 17, 2022Observed: 7.37 ft at 9:15AM May 17, 2022Observed: 7.36 ft at 9:30AM May 17, 2022Observed: 7.36 ft at 9:45AM May 17, 2022Observed: 7.37 ft at 10:00AM May 17, 2022Observed: 7.36 ft at 10:15AM May 17, 2022Observed: 7.35 ft at 10:30AM May 17, 2022Observed: 7.34 ft at 10:45AM May 17, 2022Observed: 7.34 ft at 11:00AM May 17, 2022Observed: 7.34 ft at 11:15AM May 17, 2022Observed: 7.33 ft at 11:30AM May 17, 2022Observed: 7.33 ft at 11:45AM May 17, 2022Observed: 7.33 ft at 12:00PM May 17, 2022Observed: 7.34 ft at 12:15PM May 17, 2022Observed: 7.33 ft at 12:30PM May 17, 2022Observed: 7.32 ft at 12:45PM May 17, 2022Observed: 7.33 ft at 1:00PM May 17, 2022Observed: 7.32 ft at 1:15PM May 17, 2022Observed: 7.33 ft at 1:30PM May 17, 2022Observed: 7.33 ft at 1:45PM May 17, 2022Observed: 7.31 ft at 2:00PM May 17, 2022Observed: 7.31 ft at 2:15PM May 17, 2022Observed: 7.31 ft at 2:30PM May 17, 2022Observed: 7.3 ft at 2:45PM May 17, 2022Observed: 7.29 ft at 3:00PM May 17, 2022Observed: 7.29 ft at 3:15PM May 17, 2022Observed: 7.29 ft at 3:30PM May 17, 2022Observed: 7.28 ft at 3:45PM May 17, 2022Observed: 7.28 ft at 4:00PM May 17, 2022Observed: 7.28 ft at 4:15PM May 17, 2022Observed: 7.28 ft at 4:30PM May 17, 2022Observed: 7.27 ft at 4:45PM May 17, 2022Observed: 7.27 ft at 5:00PM May 17, 2022Observed: 7.26 ft at 5:15PM May 17, 2022Observed: 7.25 ft at 5:30PM May 17, 2022Observed: 7.25 ft at 5:45PM May 17, 2022Observed: 7.26 ft at 6:00PM May 17, 2022Observed: 7.26 ft at 6:15PM May 17, 2022Observed: 7.25 ft at 6:30PM May 17, 2022Observed: 7.26 ft at 6:45PM May 17, 2022Observed: 7.25 ft at 7:00PM May 17, 2022Observed: 7.24 ft at 7:15PM May 17, 2022Observed: 7.24 ft at 7:30PM May 17, 2022Observed: 7.25 ft at 7:45PM May 17, 2022Observed: 7.24 ft at 8:00PM May 17, 2022Observed: 7.24 ft at 8:15PM May 17, 2022Observed: 7.23 ft at 8:30PM May 17, 2022Observed: 7.23 ft at 8:45PM May 17, 2022Observed: 7.23 ft at 9:00PM May 17, 2022Observed: 7.21 ft at 9:15PM May 17, 2022Observed: 7.2 ft at 9:30PM May 17, 2022Observed: 7.21 ft at 9:45PM May 17, 2022Observed: 7.22 ft at 10:00PM May 17, 2022Observed: 7.21 ft at 10:15PM May 17, 2022Observed: 7.2 ft at 10:30PM May 17, 2022Observed: 7.2 ft at 10:45PM May 17, 2022Observed: 7.2 ft at 11:00PM May 17, 2022Observed: 7.19 ft at 11:15PM May 17, 2022Observed: 7.2 ft at 11:30PM May 17, 2022Observed: 7.2 ft at 11:45PM May 17, 2022Observed: 7.19 ft at 12:00AM May 18, 2022Observed: 7.19 ft at 12:15AM May 18, 2022Observed: 7.19 ft at 12:30AM May 18, 2022Observed: 7.17 ft at 12:45AM May 18, 2022Observed: 7.16 ft at 1:00AM May 18, 2022Observed: 7.16 ft at 1:15AM May 18, 2022Observed: 7.16 ft at 1:30AM May 18, 2022Observed: 7.18 ft at 1:45AM May 18, 2022Observed: 7.17 ft at 2:00AM May 18, 2022Observed: 7.18 ft at 2:15AM May 18, 2022Observed: 7.17 ft at 2:30AM May 18, 2022Observed: 7.17 ft at 2:45AM May 18, 2022Observed: 7.16 ft at 3:00AM May 18, 2022Observed: 7.16 ft at 3:15AM May 18, 2022Observed: 7.16 ft at 3:30AM May 18, 2022Observed: 7.15 ft at 3:45AM May 18, 2022Observed: 7.13 ft at 4:00AM May 18, 2022Observed: 7.14 ft at 4:15AM May 18, 2022Observed: 7.15 ft at 4:30AM May 18, 2022Observed: 7.14 ft at 4:45AM May 18, 2022Observed: 7.15 ft at 5:00AM May 18, 2022Observed: 7.14 ft at 5:15AM May 18, 2022Observed: 7.15 ft at 5:30AM May 18, 2022Observed: 7.14 ft at 5:45AM May 18, 2022Observed: 7.13 ft at 6:00AM May 18, 2022Observed: 7.13 ft at 6:15AM May 18, 2022Observed: 7.13 ft at 6:30AM May 18, 2022Observed: 7.11 ft at 6:45AM May 18, 2022Observed: 7.11 ft at 7:00AM May 18, 2022Observed: 7.11 ft at 7:15AM May 18, 2022Observed: 7.11 ft at 7:30AM May 18, 2022Observed: 7.11 ft at 7:45AM May 18, 2022Observed: 7.11 ft at 8:00AM May 18, 2022Observed: 7.12 ft at 8:15AM May 18, 2022Observed: 7.11 ft at 8:30AM May 18, 2022Observed: 7.11 ft at 8:45AM May 18, 2022Observed: 7.1 ft at 9:00AM May 18, 2022Observed: 7.1 ft at 9:15AM May 18, 2022Observed: 7.11 ft at 9:30AM May 18, 2022Observed: 7.09 ft at 9:45AM May 18, 2022Observed: 7.09 ft at 10:00AM May 18, 2022Observed: 7.08 ft at 10:15AM May 18, 2022Observed: 7.08 ft at 10:30AM May 18, 2022Observed: 7.1 ft at 10:45AM May 18, 2022Observed: 7.1 ft at 11:00AM May 18, 2022Observed: 7.1 ft at 11:15AM May 18, 2022Observed: 7.09 ft at 11:30AM May 18, 2022Observed: 7.09 ft at 11:45AM May 18, 2022Observed: 7.08 ft at 12:00PM May 18, 2022Observed: 7.06 ft at 12:15PM May 18, 2022Observed: 7.06 ft at 12:30PM May 18, 2022Observed: 7.07 ft at 12:45PM May 18, 2022Observed: 7.07 ft at 1:00PM May 18, 2022Observed: 7.07 ft at 1:15PM May 18, 2022Observed: 7.06 ft at 1:30PM May 18, 2022Observed: 7.07 ft at 1:45PM May 18, 2022Observed: 7.06 ft at 2:00PM May 18, 2022Observed: 7.06 ft at 2:15PM May 18, 2022Observed: 7.05 ft at 2:30PM May 18, 2022Observed: 7.05 ft at 2:45PM May 18, 2022Observed: 7.05 ft at 3:00PM May 18, 2022Observed: 7.04 ft at 3:15PM May 18, 2022Observed: 7.04 ft at 3:30PM May 18, 2022Observed: 7.04 ft at 3:45PM May 18, 2022Observed: 7.03 ft at 4:00PM May 18, 2022Observed: 7.03 ft at 4:15PM May 18, 2022Observed: 7.03 ft at 4:30PM May 18, 2022Observed: 7.02 ft at 4:45PM May 18, 2022Observed: 7.01 ft at 5:00PM May 18, 2022Observed: 7.02 ft at 5:15PM May 18, 2022Observed: 7.01 ft at 5:30PM May 18, 2022Observed: 7.02 ft at 5:45PM May 18, 2022Observed: 7.03 ft at 6:00PM May 18, 2022Observed: 7.02 ft at 6:15PM May 18, 2022Observed: 7.01 ft at 6:30PM May 18, 2022Observed: 7.01 ft at 6:45PM May 18, 2022Observed: 7 ft at 7:00PM May 18, 2022Observed: 6.99 ft at 7:15PM May 18, 2022Observed: 6.98 ft at 7:30PM May 18, 2022Observed: 6.98 ft at 7:45PM May 18, 2022Observed: 6.98 ft at 8:00PM May 18, 2022Observed: 6.98 ft at 8:15PM May 18, 2022Observed: 6.98 ft at 8:30PM May 18, 2022Observed: 6.98 ft at 8:45PM May 18, 2022Observed: 6.98 ft at 9:00PM May 18, 2022Observed: 6.97 ft at 9:15PM May 18, 2022Observed: 6.97 ft at 9:30PM May 18, 2022Observed: 6.97 ft at 9:45PM May 18, 2022Observed: 6.97 ft at 10:00PM May 18, 2022Observed: 6.96 ft at 10:15PM May 18, 2022Observed: 6.96 ft at 10:30PM May 18, 2022Observed: 6.96 ft at 10:45PM May 18, 2022Observed: 6.96 ft at 11:00PM May 18, 2022Observed: 6.96 ft at 11:15PM May 18, 2022Observed: 6.96 ft at 11:30PM May 18, 2022Observed: 6.95 ft at 11:45PM May 18, 2022Observed: 6.95 ft at 12:00AM May 19, 2022Observed: 6.95 ft at 12:15AM May 19, 2022Observed: 6.95 ft at 12:30AM May 19, 2022Observed: 6.94 ft at 12:45AM May 19, 2022Observed: 6.94 ft at 1:00AM May 19, 2022Observed: 6.94 ft at 1:15AM May 19, 2022Observed: 6.93 ft at 1:30AM May 19, 2022Observed: 6.94 ft at 1:45AM May 19, 2022Observed: 6.94 ft at 2:00AM May 19, 2022Observed: 6.94 ft at 2:15AM May 19, 2022Observed: 6.93 ft at 2:30AM May 19, 2022Observed: 6.93 ft at 2:45AM May 19, 2022Observed: 6.93 ft at 3:00AM May 19, 2022Observed: 6.92 ft at 3:15AM May 19, 2022Observed: 6.92 ft at 3:30AM May 19, 2022Observed: 6.92 ft at 3:45AM May 19, 2022Observed: 6.93 ft at 4:00AM May 19, 2022Observed: 6.94 ft at 4:15AM May 19, 2022Observed: 6.94 ft at 4:30AM May 19, 2022Observed: 6.93 ft at 4:45AM May 19, 2022Observed: 6.93 ft at 5:00AM May 19, 2022Observed: 6.92 ft at 5:15AM May 19, 2022Observed: 6.91 ft at 5:30AM May 19, 2022Observed: 6.9 ft at 5:45AM May 19, 2022Observed: 6.91 ft at 6:00AM May 19, 2022Observed: 6.91 ft at 6:15AM May 19, 2022Observed: 6.91 ft at 6:30AM May 19, 2022Observed: 6.9 ft at 6:45AM May 19, 2022Observed: 6.89 ft at 7:00AM May 19, 2022Observed: 6.88 ft at 7:15AM May 19, 2022Observed: 6.89 ft at 7:30AM May 19, 2022Observed: 6.89 ft at 7:45AM May 19, 2022Observed: 6.89 ft at 8:00AM May 19, 2022Observed: 6.9 ft at 8:15AM May 19, 2022Observed: 6.89 ft at 8:30AM May 19, 2022Observed: 6.89 ft at 8:45AM May 19, 2022Observed: 6.9 ft at 9:00AM May 19, 2022Observed: 6.9 ft at 9:15AM May 19, 2022Observed: 6.9 ft at 9:30AM May 19, 2022Observed: 6.9 ft at 9:45AM May 19, 2022Observed: 6.9 ft at 10:00AM May 19, 2022Observed: 6.89 ft at 10:15AM May 19, 2022Observed: 6.89 ft at 10:30AM May 19, 2022Observed: 6.89 ft at 10:45AM May 19, 2022Observed: 6.89 ft at 11:00AM May 19, 2022Observed: 6.88 ft at 11:15AM May 19, 2022Observed: 6.86 ft at 11:30AM May 19, 2022Observed: 6.88 ft at 11:45AM May 19, 2022Observed: 6.88 ft at 12:00PM May 19, 2022Observed: 6.86 ft at 12:15PM May 19, 2022Observed: 6.89 ft at 12:30PM May 19, 2022Observed: 6.87 ft at 12:45PM May 19, 2022Observed: 6.87 ft at 1:00PM May 19, 2022Observed: 6.87 ft at 1:15PM May 19, 2022Observed: 6.85 ft at 1:30PM May 19, 2022Observed: 6.85 ft at 1:45PM May 19, 2022Observed: 6.84 ft at 2:00PM May 19, 2022Observed: 6.86 ft at 2:15PM May 19, 2022Observed: 6.84 ft at 2:30PM May 19, 2022Observed: 6.85 ft at 2:45PM May 19, 2022Observed: 6.86 ft at 3:00PM May 19, 2022Observed: 6.86 ft at 3:15PM May 19, 2022Observed: 6.84 ft at 3:30PM May 19, 2022Observed: 6.85 ft at 3:45PM May 19, 2022Observed: 6.85 ft at 4:00PM May 19, 2022Observed: 6.85 ft at 4:15PM May 19, 2022Observed: 6.85 ft at 4:30PM May 19, 2022Observed: 6.83 ft at 4:45PM May 19, 2022Observed: 6.85 ft at 5:00PM May 19, 2022Observed: 6.83 ft at 5:15PM May 19, 2022Observed: 6.83 ft at 5:30PM May 19, 2022Observed: 6.81 ft at 5:45PM May 19, 2022Observed: 6.83 ft at 6:00PM May 19, 2022Observed: 6.83 ft at 6:15PM May 19, 2022Observed: 6.8 ft at 6:30PM May 19, 2022Observed: 6.83 ft at 6:45PM May 19, 2022Observed: 6.83 ft at 7:00PM May 19, 2022Observed: 6.83 ft at 7:15PM May 19, 2022Observed: 6.84 ft at 7:30PM May 19, 2022Observed: 6.83 ft at 7:45PM May 19, 2022Observed: 6.82 ft at 8:00PM May 19, 2022Observed: 6.81 ft at 8:15PM May 19, 2022Observed: 6.81 ft at 8:30PM May 19, 2022Observed: 6.79 ft at 8:45PM May 19, 2022Observed: 6.8 ft at 9:00PM May 19, 2022Observed: 6.8 ft at 9:15PM May 19, 2022Observed: 6.8 ft at 9:30PM May 19, 2022Observed: 6.79 ft at 9:45PM May 19, 2022Observed: 6.79 ft at 10:00PM May 19, 2022Observed: 6.79 ft at 10:15PM May 19, 2022Observed: 6.79 ft at 10:30PM May 19, 2022Observed: 6.79 ft at 10:45PM May 19, 2022Observed: 6.81 ft at 11:00PM May 19, 2022Observed: 6.81 ft at 11:15PM May 19, 2022Observed: 6.81 ft at 11:30PM May 19, 2022Observed: 6.79 ft at 11:45PM May 19, 2022Observed: 6.8 ft at 12:00AM May 20, 2022Observed: 6.81 ft at 12:15AM May 20, 2022Observed: 6.8 ft at 12:30AM May 20, 2022Observed: 6.78 ft at 12:45AM May 20, 2022Observed: 6.8 ft at 1:00AM May 20, 2022Observed: 6.8 ft at 1:15AM May 20, 2022Observed: 6.79 ft at 1:30AM May 20, 2022Observed: 6.77 ft at 1:45AM May 20, 2022Observed: 6.79 ft at 2:00AM May 20, 2022Observed: 6.8 ft at 2:15AM May 20, 2022Observed: 6.79 ft at 2:30AM May 20, 2022Observed: 6.79 ft at 2:45AM May 20, 2022Observed: 6.79 ft at 3:00AM May 20, 2022Observed: 6.79 ft at 3:15AM May 20, 2022Observed: 6.78 ft at 3:30AM May 20, 2022Observed: 6.79 ft at 3:45AM May 20, 2022Observed: 6.79 ft at 4:00AM May 20, 2022Observed: 6.8 ft at 4:15AM May 20, 2022Observed: 6.79 ft at 4:30AM May 20, 2022Observed: 6.78 ft at 4:45AM May 20, 2022Observed: 6.78 ft at 5:00AM May 20, 2022Observed: 6.78 ft at 5:15AM May 20, 2022Observed: 6.78 ft at 5:30AM May 20, 2022Observed: 6.79 ft at 5:45AM May 20, 2022Observed: 6.78 ft at 6:00AM May 20, 2022Observed: 6.78 ft at 6:15AM May 20, 2022Observed: 6.77 ft at 6:30AM May 20, 2022Observed: 6.77 ft at 6:45AM May 20, 2022Observed: 6.76 ft at 7:00AM May 20, 2022Observed: 6.76 ft at 7:15AM May 20, 2022Observed: 6.77 ft at 7:30AM May 20, 2022Observed: 6.76 ft at 7:45AM May 20, 2022Observed: 6.75 ft at 8:00AM May 20, 2022Observed: 6.75 ft at 8:15AM May 20, 2022Observed: 6.75 ft at 8:30AM May 20, 2022Observed: 6.75 ft at 8:45AM May 20, 2022Observed: 6.77 ft at 9:00AM May 20, 2022Observed: 6.76 ft at 9:15AM May 20, 2022Observed: 6.75 ft at 9:30AM May 20, 2022Observed: 6.75 ft at 9:45AM May 20, 2022Observed: 6.76 ft at 10:00AM May 20, 2022Observed: 6.74 ft at 10:15AM May 20, 2022Observed: 6.76 ft at 10:30AM May 20, 2022Observed: 6.74 ft at 10:45AM May 20, 2022Observed: 6.75 ft at 11:00AM May 20, 2022Observed: 6.75 ft at 11:15AM May 20, 2022Observed: 6.74 ft at 11:30AM May 20, 2022Observed: 6.74 ft at 11:45AM May 20, 2022Observed: 6.72 ft at 12:00PM May 20, 2022Observed: 6.73 ft at 12:15PM May 20, 2022Observed: 6.74 ft at 12:30PM May 20, 2022Observed: 6.72 ft at 12:45PM May 20, 2022Observed: 6.7 ft at 1:00PM May 20, 2022Observed: 6.71 ft at 1:15PM May 20, 2022Observed: 6.72 ft at 1:30PM May 20, 2022Observed: 6.72 ft at 1:45PM May 20, 2022Observed: 6.71 ft at 2:00PM May 20, 2022Observed: 6.73 ft at 2:15PM May 20, 2022Observed: 6.71 ft at 2:30PM May 20, 2022Observed: 6.7 ft at 2:45PM May 20, 2022Observed: 6.7 ft at 3:00PM May 20, 2022Observed: 6.7 ft at 3:15PM May 20, 2022Observed: 6.68 ft at 3:30PM May 20, 2022Observed: 6.7 ft at 3:45PM May 20, 2022Observed: 6.68 ft at 4:00PM May 20, 2022Observed: 6.67 ft at 4:15PM May 20, 2022Observed: 6.67 ft at 4:30PM May 20, 2022Observed: 6.67 ft at 4:45PM May 20, 2022Observed: 6.67 ft at 5:00PM May 20, 2022Observed: 6.69 ft at 5:15PM May 20, 2022Observed: 6.68 ft at 5:30PM May 20, 2022Observed: 6.68 ft at 5:45PM May 20, 2022Observed: 6.69 ft at 6:00PM May 20, 2022Observed: 6.67 ft at 6:15PM May 20, 2022Observed: 6.67 ft at 6:30PM May 20, 2022Observed: 6.67 ft at 6:45PM May 20, 2022Observed: 6.66 ft at 7:00PM May 20, 2022Observed: 6.66 ft at 7:15PM May 20, 2022Observed: 6.67 ft at 7:30PM May 20, 2022Observed: 6.67 ft at 7:45PM May 20, 2022Observed: 6.67 ft at 8:00PM May 20, 2022Observed: 6.68 ft at 8:15PM May 20, 2022Observed: 6.68 ft at 8:30PM May 20, 2022Observed: 6.67 ft at 8:45PM May 20, 2022Observed: 6.68 ft at 9:00PM May 20, 2022Observed: 6.65 ft at 11:15PM May 20, 2022Observed: 6.65 ft at 11:30PM May 20, 2022Observed: 6.66 ft at 11:45PM May 20, 2022Observed: 6.65 ft at 12:00AM May 21, 2022Observed: 6.65 ft at 12:15AM May 21, 2022Observed: 6.65 ft at 12:30AM May 21, 2022Observed: 6.66 ft at 12:45AM May 21, 2022Observed: 6.66 ft at 1:00AM May 21, 2022Observed: 6.65 ft at 1:15AM May 21, 2022Observed: 6.65 ft at 1:30AM May 21, 2022Observed: 6.65 ft at 1:45AM May 21, 2022Observed: 6.65 ft at 2:00AM May 21, 2022Observed: 6.64 ft at 2:15AM May 21, 2022Observed: 6.63 ft at 2:30AM May 21, 2022Observed: 6.63 ft at 2:45AM May 21, 2022Observed: 6.63 ft at 3:00AM May 21, 2022Observed: 6.64 ft at 3:15AM May 21, 2022Observed: 6.64 ft at 3:30AM May 21, 2022Observed: 6.64 ft at 3:45AM May 21, 2022Observed: 6.64 ft at 4:00AM May 21, 2022Observed: 6.63 ft at 4:15AM May 21, 2022Observed: 6.63 ft at 4:30AM May 21, 2022Observed: 6.63 ft at 4:45AM May 21, 2022Observed: 6.64 ft at 5:00AM May 21, 2022Observed: 6.63 ft at 5:15AM May 21, 2022Observed: 6.63 ft at 5:30AM May 21, 2022Observed: 6.63 ft at 5:45AM May 21, 2022Observed: 6.62 ft at 6:00AM May 21, 2022Observed: 6.62 ft at 6:15AM May 21, 2022Observed: 6.63 ft at 6:30AM May 21, 2022Observed: 6.62 ft at 6:45AM May 21, 2022Observed: 6.62 ft at 7:00AM May 21, 2022Observed: 6.62 ft at 7:15AM May 21, 2022Observed: 6.62 ft at 7:30AM May 21, 2022Observed: 6.61 ft at 7:45AM May 21, 2022Observed: 6.6 ft at 8:00AM May 21, 2022Observed: 6.6 ft at 8:15AM May 21, 2022Observed: 6.6 ft at 8:30AM May 21, 2022Observed: 6.61 ft at 8:45AM May 21, 2022Observed: 6.6 ft at 9:00AM May 21, 2022Observed: 6.6 ft at 9:15AM May 21, 2022Observed: 6.6 ft at 9:30AM May 21, 2022Observed: 6.6 ft at 9:45AM May 21, 2022Observed: 6.6 ft at 10:00AM May 21, 2022Observed: 6.6 ft at 10:15AM May 21, 2022Observed: 6.59 ft at 10:30AM May 21, 2022Observed: 6.59 ft at 10:45AM May 21, 2022Observed: 6.59 ft at 11:00AM May 21, 2022Observed: 6.58 ft at 11:15AM May 21, 2022Observed: 6.59 ft at 11:30AM May 21, 2022Observed: 6.58 ft at 11:45AM May 21, 2022Observed: 6.58 ft at 12:00PM May 21, 2022Observed: 6.57 ft at 12:15PM May 21, 2022Observed: 6.58 ft at 12:30PM May 21, 2022Observed: 6.57 ft at 12:45PM May 21, 2022Observed: 6.58 ft at 1:00PM May 21, 2022Observed: 6.55 ft at 1:15PM May 21, 2022Observed: 6.56 ft at 1:30PM May 21, 2022Observed: 6.57 ft at 1:45PM May 21, 2022Observed: 6.57 ft at 2:00PM May 21, 2022Observed: 6.58 ft at 2:15PM May 21, 2022Observed: 6.58 ft at 2:30PM May 21, 2022Observed: 6.56 ft at 2:45PM May 21, 2022Observed: 6.56 ft at 3:00PM May 21, 2022Observed: 6.55 ft at 3:15PM May 21, 2022Observed: 6.55 ft at 3:30PM May 21, 2022Observed: 6.55 ft at 3:45PM May 21, 2022Observed: 6.55 ft at 4:00PM May 21, 2022Observed: 6.56 ft at 4:15PM May 21, 2022Observed: 6.55 ft at 4:30PM May 21, 2022Observed: 6.56 ft at 4:45PM May 21, 2022Observed: 6.56 ft at 5:00PM May 21, 2022Observed: 6.55 ft at 5:15PM May 21, 2022Observed: 6.54 ft at 5:30PM May 21, 2022Observed: 6.53 ft at 5:45PM May 21, 2022Observed: 6.53 ft at 6:00PM May 21, 2022Observed: 6.53 ft at 6:15PM May 21, 2022Observed: 6.54 ft at 6:30PM May 21, 2022Observed: 6.54 ft at 6:45PM May 21, 2022Observed: 6.54 ft at 7:00PM May 21, 2022Observed: 6.54 ft at 7:15PM May 21, 2022Observed: 6.53 ft at 7:30PM May 21, 2022Observed: 6.53 ft at 7:45PM May 21, 2022Observed: 6.52 ft at 8:00PM May 21, 2022Observed: 6.51 ft at 8:15PM May 21, 2022Observed: 6.52 ft at 8:30PM May 21, 2022Observed: 6.52 ft at 8:45PM May 21, 2022Observed: 6.52 ft at 9:00PM May 21, 2022Observed: 6.52 ft at 9:15PM May 21, 2022Observed: 6.52 ft at 9:30PM May 21, 2022Observed: 6.52 ft at 9:45PM May 21, 2022Observed: 6.51 ft at 10:00PM May 21, 2022Observed: 6.51 ft at 10:15PM May 21, 2022Observed: 6.5 ft at 10:30PM May 21, 2022Observed: 6.5 ft at 10:45PM May 21, 2022Observed: 6.51 ft at 11:00PM May 21, 2022Observed: 6.5 ft at 11:15PM May 21, 2022Observed: 6.51 ft at 11:30PM May 21, 2022Observed: 6.5 ft at 11:45PM May 21, 2022Observed: 6.51 ft at 12:00AM May 22, 2022Observed: 6.51 ft at 12:15AM May 22, 2022Observed: 6.51 ft at 12:30AM May 22, 2022Observed: 6.51 ft at 12:45AM May 22, 2022Observed: 6.51 ft at 1:00AM May 22, 2022Observed: 6.51 ft at 1:15AM May 22, 2022Observed: 6.51 ft at 1:30AM May 22, 2022Observed: 6.5 ft at 1:45AM May 22, 2022Observed: 6.5 ft at 2:00AM May 22, 2022Observed: 6.49 ft at 2:15AM May 22, 2022Observed: 6.5 ft at 2:30AM May 22, 2022Observed: 6.5 ft at 2:45AM May 22, 2022Observed: 6.48 ft at 3:00AM May 22, 2022Observed: 6.48 ft at 3:15AM May 22, 2022Observed: 6.48 ft at 3:30AM May 22, 2022Observed: 6.47 ft at 3:45AM May 22, 2022Observed: 6.48 ft at 4:00AM May 22, 2022Observed: 6.48 ft at 4:15AM May 22, 2022Observed: 6.49 ft at 4:30AM May 22, 2022Observed: 6.49 ft at 4:45AM May 22, 2022Observed: 6.49 ft at 5:00AM May 22, 2022Observed: 6.49 ft at 5:15AM May 22, 2022Observed: 6.48 ft at 5:30AM May 22, 2022Observed: 6.49 ft at 5:45AM May 22, 2022Observed: 6.47 ft at 6:00AM May 22, 2022Observed: 6.47 ft at 6:15AM May 22, 2022Observed: 6.46 ft at 6:30AM May 22, 2022Observed: 6.46 ft at 6:45AM May 22, 2022Observed: 6.46 ft at 7:00AM May 22, 2022Observed: 6.46 ft at 7:15AM May 22, 2022Observed: 6.46 ft at 7:30AM May 22, 2022Observed: 6.46 ft at 7:45AM May 22, 2022Observed: 6.46 ft at 8:00AM May 22, 2022Observed: 6.46 ft at 8:15AM May 22, 2022Observed: 6.46 ft at 8:30AM May 22, 2022Observed: 6.46 ft at 8:45AM May 22, 2022Observed: 6.46 ft at 9:00AM May 22, 2022Observed: 6.46 ft at 9:15AM May 22, 2022Observed: 6.47 ft at 9:30AM May 22, 2022Observed: 6.46 ft at 9:45AM May 22, 2022Observed: 6.45 ft at 10:00AM May 22, 2022Observed: 6.45 ft at 10:15AM May 22, 2022Observed: 6.44 ft at 10:30AM May 22, 2022Observed: 6.44 ft at 10:45AM May 22, 2022Observed: 6.44 ft at 11:00AM May 22, 2022Observed: 6.44 ft at 11:15AM May 22, 2022Observed: 6.43 ft at 11:30AM May 22, 2022Observed: 6.44 ft at 11:45AM May 22, 2022Observed: 6.44 ft at 12:00PM May 22, 2022Observed: 6.43 ft at 12:15PM May 22, 2022Observed: 6.43 ft at 12:30PM May 22, 2022Observed: 6.43 ft at 12:45PM May 22, 2022Observed: 6.43 ft at 1:00PM May 22, 2022Observed: 6.43 ft at 1:15PM May 22, 2022Observed: 6.41 ft at 1:30PM May 22, 2022Observed: 6.42 ft at 1:45PM May 22, 2022Observed: 6.41 ft at 2:00PM May 22, 2022Observed: 6.4 ft at 2:15PM May 22, 2022Observed: 6.43 ft at 2:30PM May 22, 2022Observed: 6.4 ft at 2:45PM May 22, 2022Observed: 6.39 ft at 3:00PM May 22, 2022Observed: 6.41 ft at 3:15PM May 22, 2022Observed: 6.42 ft at 3:30PM May 22, 2022Observed: 6.41 ft at 3:45PM May 22, 2022Observed: 6.41 ft at 4:00PM May 22, 2022Observed: 6.41 ft at 4:15PM May 22, 2022Observed: 6.4 ft at 4:30PM May 22, 2022Observed: 6.41 ft at 4:45PM May 22, 2022Observed: 6.41 ft at 5:00PM May 22, 2022Observed: 6.41 ft at 5:15PM May 22, 2022Observed: 6.4 ft at 5:30PM May 22, 2022Observed: 6.41 ft at 5:45PM May 22, 2022Observed: 6.41 ft at 6:00PM May 22, 2022Observed: 6.4 ft at 6:15PM May 22, 2022Observed: 6.4 ft at 6:30PM May 22, 2022Observed: 6.4 ft at 6:45PM May 22, 2022Observed: 6.4 ft at 7:00PM May 22, 2022Observed: 6.39 ft at 7:15PM May 22, 2022Observed: 6.4 ft at 7:30PM May 22, 2022Observed: 6.39 ft at 7:45PM May 22, 2022Observed: 6.38 ft at 8:00PM May 22, 2022Observed: 6.38 ft at 8:15PM May 22, 2022Observed: 6.38 ft at 8:30PM May 22, 2022Observed: 6.37 ft at 8:45PM May 22, 2022Observed: 6.37 ft at 9:00PM May 22, 2022Observed: 6.37 ft at 9:15PM May 22, 2022Observed: 6.37 ft at 9:30PM May 22, 2022Observed: 6.37 ft at 9:45PM May 22, 2022Observed: 6.36 ft at 10:00PM May 22, 2022Observed: 6.36 ft at 10:15PM May 22, 2022Observed: 6.36 ft at 10:30PM May 22, 2022Observed: 6.36 ft at 10:45PM May 22, 2022Observed: 6.36 ft at 11:00PM May 22, 2022Observed: 6.36 ft at 11:15PM May 22, 2022Observed: 6.37 ft at 11:30PM May 22, 2022Observed: 6.37 ft at 11:45PM May 22, 2022Observed: 6.36 ft at 12:00AM May 23, 2022Observed: 6.37 ft at 12:15AM May 23, 2022Observed: 6.36 ft at 12:30AM May 23, 2022Observed: 6.36 ft at 12:45AM May 23, 2022Observed: 6.36 ft at 1:00AM May 23, 2022Observed: 6.35 ft at 1:15AM May 23, 2022Observed: 6.35 ft at 1:30AM May 23, 2022Observed: 6.35 ft at 1:45AM May 23, 2022Observed: 6.35 ft at 2:00AM May 23, 2022Observed: 6.35 ft at 2:15AM May 23, 2022Observed: 6.35 ft at 2:30AM May 23, 2022Observed: 6.35 ft at 2:45AM May 23, 2022Observed: 6.35 ft at 3:00AM May 23, 2022Observed: 6.34 ft at 3:15AM May 23, 2022Observed: 6.34 ft at 3:30AM May 23, 2022Observed: 6.35 ft at 3:45AM May 23, 2022Observed: 6.34 ft at 4:00AM May 23, 2022Observed: 6.33 ft at 4:15AM May 23, 2022Observed: 6.34 ft at 4:30AM May 23, 2022Observed: 6.33 ft at 4:45AM May 23, 2022Observed: 6.33 ft at 5:00AM May 23, 2022Observed: 6.34 ft at 5:15AM May 23, 2022Observed: 6.34 ft at 5:30AM May 23, 2022Observed: 6.34 ft at 5:45AM May 23, 2022Observed: 6.34 ft at 6:00AM May 23, 2022Observed: 6.34 ft at 6:15AM May 23, 2022Observed: 6.34 ft at 6:30AM May 23, 2022Observed: 6.34 ft at 6:45AM May 23, 2022Observed: 6.33 ft at 7:00AM May 23, 2022Observed: 6.34 ft at 7:15AM May 23, 2022Observed: 6.33 ft at 7:30AM May 23, 2022Observed: 6.33 ft at 7:45AM May 23, 2022Observed: 6.33 ft at 8:00AM May 23, 2022Observed: 6.33 ft at 8:15AM May 23, 2022Observed: 6.33 ft at 8:30AM May 23, 2022Observed: 6.32 ft at 8:45AM May 23, 2022Observed: 6.32 ft at 9:00AM May 23, 2022USGS--Water Resources of the United StatesRKVI4(plotting HGIRG) Graph Created (9:20AM May 23, 2022)ObservedLatest observed value: 6.32 ft at 9:00 AM CDT 23-May-2022. Flood Stage is 16 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: NGVD29
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 Rock River at Rock Valley are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Rock Rapids Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 17
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 22.72 ft on 06/17/2014
(2) 21.30 ft on 06/22/2018
(3) 20.61 ft on 03/15/2019
(4) 19.97 ft on 05/09/1993
(5) 19.89 ft on 09/25/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.63 ft on 07/08/2020
(2) 20.61 ft on 03/15/2019
(3) 21.30 ft on 06/22/2018
(4) 0.00 ft on 05/22/2017
(5) 11.44 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.
Zoom Level:14
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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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
26 County Highway K30 north of Rock Valley is flooded.
22 the driveway and yard of the house near the gage are flooded.
20 major agricultural flooding begins throughout the flood plain.
19 Rock Valley begins to experience flood problems and sandbagging of storm sewers in the city begins.
16 significant amounts of agricultural lands are flooded, and some rural roads are also threatened by high water.
13 the lowest lying pasture and farm land will experience some minor flooding.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 43.214444° N, Longitude: 96.294167° W, Horizontal Datum: NAD27

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 1222.54 ft 1238.54 ft 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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