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Hydrograph River at a Glance Download
Big Sioux River at Sioux Falls Maple Street Stage (ft)Flow (cfs)Observed: 2.47 ft at 7:00PM May 07, 2022Observed: 2.5 ft at 7:15PM May 07, 2022Observed: 2.5 ft at 7:30PM May 07, 2022Observed: 2.49 ft at 7:45PM May 07, 2022Observed: 2.5 ft at 8:00PM May 07, 2022Observed: 2.48 ft at 8:15PM May 07, 2022Observed: 2.48 ft at 8:30PM May 07, 2022Observed: 2.49 ft at 8:45PM May 07, 2022Observed: 2.49 ft at 9:00PM May 07, 2022Observed: 2.5 ft at 9:15PM May 07, 2022Observed: 2.48 ft at 9:30PM May 07, 2022Observed: 2.49 ft at 9:45PM May 07, 2022Observed: 2.48 ft at 10:00PM May 07, 2022Observed: 2.49 ft at 10:15PM May 07, 2022Observed: 2.49 ft at 10:30PM May 07, 2022Observed: 2.49 ft at 10:45PM May 07, 2022Observed: 2.49 ft at 11:00PM May 07, 2022Observed: 2.5 ft at 11:15PM May 07, 2022Observed: 2.49 ft at 11:30PM May 07, 2022Observed: 2.48 ft at 11:45PM May 07, 2022Observed: 2.49 ft at 12:00AM May 08, 2022Observed: 2.51 ft at 12:15AM May 08, 2022Observed: 2.5 ft at 12:30AM May 08, 2022Observed: 2.5 ft at 12:45AM May 08, 2022Observed: 2.51 ft at 1:00AM May 08, 2022Observed: 2.54 ft at 1:15AM May 08, 2022Observed: 2.54 ft at 1:30AM May 08, 2022Observed: 2.55 ft at 1:45AM May 08, 2022Observed: 2.58 ft at 2:00AM May 08, 2022Observed: 2.61 ft at 2:15AM May 08, 2022Observed: 2.65 ft at 2:30AM May 08, 2022Observed: 2.68 ft at 2:45AM May 08, 2022Observed: 2.74 ft at 3:00AM May 08, 2022Observed: 2.77 ft at 3:15AM May 08, 2022Observed: 2.84 ft at 3:30AM May 08, 2022Observed: 2.86 ft at 3:45AM May 08, 2022Observed: 2.91 ft at 4:00AM May 08, 2022Observed: 2.93 ft at 4:15AM May 08, 2022Observed: 2.97 ft at 4:30AM May 08, 2022Highest Observation: 3 ft at 4:45AM May 08, 2022Highest Observation: 3 ft at 5:00AM May 08, 2022Highest Observation: 3 ft at 5:15AM May 08, 2022Observed: 2.99 ft at 5:30AM May 08, 2022Observed: 2.96 ft at 5:45AM May 08, 2022Observed: 2.94 ft at 6:00AM May 08, 2022Observed: 2.93 ft at 6:15AM May 08, 2022Observed: 2.91 ft at 6:30AM May 08, 2022Observed: 2.89 ft at 6:45AM May 08, 2022Observed: 2.86 ft at 7:00AM May 08, 2022Observed: 2.85 ft at 7:15AM May 08, 2022Observed: 2.83 ft at 7:30AM May 08, 2022Observed: 2.81 ft at 7:45AM May 08, 2022Observed: 2.8 ft at 8:00AM May 08, 2022Observed: 2.8 ft at 8:15AM May 08, 2022Observed: 2.77 ft at 8:30AM May 08, 2022Observed: 2.76 ft at 8:45AM May 08, 2022Observed: 2.79 ft at 9:00AM May 08, 2022Observed: 2.76 ft at 9:15AM May 08, 2022Observed: 2.75 ft at 9:30AM May 08, 2022Observed: 2.73 ft at 9:45AM May 08, 2022Observed: 2.75 ft at 10:00AM May 08, 2022Observed: 2.73 ft at 10:15AM May 08, 2022Observed: 2.71 ft at 10:30AM May 08, 2022Observed: 2.71 ft at 10:45AM May 08, 2022Observed: 2.71 ft at 11:00AM May 08, 2022Observed: 2.71 ft at 11:15AM May 08, 2022Observed: 2.7 ft at 11:30AM May 08, 2022Observed: 2.7 ft at 11:45AM May 08, 2022Observed: 2.7 ft at 12:00PM May 08, 2022Observed: 2.7 ft at 12:15PM May 08, 2022Observed: 2.7 ft at 12:30PM May 08, 2022Observed: 2.68 ft at 12:45PM May 08, 2022Observed: 2.66 ft at 1:00PM May 08, 2022Observed: 2.68 ft at 1:15PM May 08, 2022Observed: 2.67 ft at 1:30PM May 08, 2022Observed: 2.68 ft at 1:45PM May 08, 2022Observed: 2.65 ft at 2:00PM May 08, 2022Observed: 2.67 ft at 2:15PM May 08, 2022Observed: 2.64 ft at 2:30PM May 08, 2022Observed: 2.67 ft at 2:45PM May 08, 2022Observed: 2.64 ft at 3:00PM May 08, 2022Observed: 2.67 ft at 3:15PM May 08, 2022Observed: 2.66 ft at 3:30PM May 08, 2022Observed: 2.66 ft at 3:45PM May 08, 2022Observed: 2.66 ft at 4:00PM May 08, 2022Observed: 2.64 ft at 4:15PM May 08, 2022Observed: 2.64 ft at 4:30PM May 08, 2022Observed: 2.63 ft at 4:45PM May 08, 2022Observed: 2.63 ft at 5:00PM May 08, 2022Observed: 2.63 ft at 5:15PM May 08, 2022Observed: 2.64 ft at 5:30PM May 08, 2022Observed: 2.62 ft at 6:00PM May 08, 2022Observed: 2.63 ft at 6:15PM May 08, 2022Observed: 2.62 ft at 6:30PM May 08, 2022Observed: 2.63 ft at 6:45PM May 08, 2022Observed: 2.62 ft at 7:00PM May 08, 2022Observed: 2.61 ft at 7:15PM May 08, 2022Observed: 2.62 ft at 7:30PM May 08, 2022Observed: 2.61 ft at 7:45PM May 08, 2022Observed: 2.6 ft at 8:00PM May 08, 2022Observed: 2.61 ft at 8:15PM May 08, 2022Observed: 2.62 ft at 8:30PM May 08, 2022Observed: 2.61 ft at 8:45PM May 08, 2022Observed: 2.61 ft at 9:00PM May 08, 2022Observed: 2.59 ft at 9:15PM May 08, 2022Observed: 2.61 ft at 9:30PM May 08, 2022Observed: 2.58 ft at 9:45PM May 08, 2022Observed: 2.58 ft at 10:00PM May 08, 2022Observed: 2.59 ft at 10:15PM May 08, 2022Observed: 2.58 ft at 10:30PM May 08, 2022Observed: 2.58 ft at 11:00PM May 08, 2022Observed: 2.58 ft at 11:15PM May 08, 2022Observed: 2.57 ft at 11:30PM May 08, 2022Observed: 2.58 ft at 11:45PM May 08, 2022Observed: 2.57 ft at 12:00AM May 09, 2022Observed: 2.58 ft at 12:15AM May 09, 2022Observed: 2.57 ft at 12:30AM May 09, 2022Observed: 2.57 ft at 12:45AM May 09, 2022Observed: 2.56 ft at 1:00AM May 09, 2022Observed: 2.56 ft at 1:30AM May 09, 2022Observed: 2.57 ft at 1:45AM May 09, 2022Observed: 2.56 ft at 2:00AM May 09, 2022Observed: 2.56 ft at 2:15AM May 09, 2022Observed: 2.57 ft at 2:30AM May 09, 2022Observed: 2.56 ft at 2:45AM May 09, 2022Observed: 2.56 ft at 3:00AM May 09, 2022Observed: 2.56 ft at 3:15AM May 09, 2022Observed: 2.57 ft at 3:30AM May 09, 2022Observed: 2.56 ft at 4:00AM May 09, 2022Observed: 2.57 ft at 4:15AM May 09, 2022Observed: 2.56 ft at 4:30AM May 09, 2022Observed: 2.56 ft at 4:45AM May 09, 2022Observed: 2.56 ft at 5:00AM May 09, 2022Observed: 2.57 ft at 5:15AM May 09, 2022Observed: 2.55 ft at 5:30AM May 09, 2022Observed: 2.56 ft at 5:45AM May 09, 2022Observed: 2.58 ft at 6:00AM May 09, 2022Observed: 2.56 ft at 6:15AM May 09, 2022Observed: 2.55 ft at 6:30AM May 09, 2022Observed: 2.57 ft at 6:45AM May 09, 2022Observed: 2.58 ft at 7:00AM May 09, 2022Observed: 2.56 ft at 7:15AM May 09, 2022Observed: 2.55 ft at 7:30AM May 09, 2022Observed: 2.57 ft at 7:45AM May 09, 2022Observed: 2.58 ft at 8:00AM May 09, 2022Observed: 2.54 ft at 8:15AM May 09, 2022Observed: 2.55 ft at 8:30AM May 09, 2022Observed: 2.54 ft at 8:45AM May 09, 2022Observed: 2.56 ft at 9:00AM May 09, 2022Observed: 2.55 ft at 9:15AM May 09, 2022Observed: 2.54 ft at 9:30AM May 09, 2022Observed: 2.54 ft at 9:45AM May 09, 2022Observed: 2.55 ft at 10:00AM May 09, 2022Observed: 2.51 ft at 10:15AM May 09, 2022Observed: 2.54 ft at 10:30AM May 09, 2022Observed: 2.52 ft at 10:45AM May 09, 2022Observed: 2.52 ft at 11:00AM May 09, 2022Observed: 2.51 ft at 11:15AM May 09, 2022Observed: 2.52 ft at 11:30AM May 09, 2022Observed: 2.51 ft at 11:45AM May 09, 2022Observed: 2.52 ft at 12:00PM May 09, 2022Observed: 2.49 ft at 12:15PM May 09, 2022Observed: 2.51 ft at 12:30PM May 09, 2022Observed: 2.5 ft at 12:45PM May 09, 2022Observed: 2.51 ft at 1:00PM May 09, 2022Observed: 2.5 ft at 1:15PM May 09, 2022Observed: 2.5 ft at 1:30PM May 09, 2022Observed: 2.51 ft at 1:45PM May 09, 2022Observed: 2.54 ft at 2:00PM May 09, 2022Observed: 2.54 ft at 2:15PM May 09, 2022Observed: 2.54 ft at 2:30PM May 09, 2022Observed: 2.51 ft at 2:45PM May 09, 2022Observed: 2.52 ft at 3:00PM May 09, 2022Observed: 2.51 ft at 3:15PM May 09, 2022Observed: 2.52 ft at 3:45PM May 09, 2022Observed: 2.53 ft at 4:00PM May 09, 2022Observed: 2.53 ft at 4:15PM May 09, 2022Observed: 2.52 ft at 4:30PM May 09, 2022Observed: 2.54 ft at 4:45PM May 09, 2022Observed: 2.55 ft at 5:00PM May 09, 2022Observed: 2.53 ft at 5:15PM May 09, 2022Observed: 2.52 ft at 5:30PM May 09, 2022Observed: 2.5 ft at 5:45PM May 09, 2022Observed: 2.51 ft at 6:00PM May 09, 2022Observed: 2.54 ft at 6:15PM May 09, 2022Observed: 2.54 ft at 6:30PM May 09, 2022Observed: 2.55 ft at 6:45PM May 09, 2022Observed: 2.54 ft at 7:00PM May 09, 2022Observed: 2.52 ft at 7:15PM May 09, 2022Observed: 2.54 ft at 7:30PM May 09, 2022Observed: 2.55 ft at 7:45PM May 09, 2022Observed: 2.54 ft at 8:00PM May 09, 2022Observed: 2.52 ft at 8:15PM May 09, 2022Observed: 2.53 ft at 8:30PM May 09, 2022Observed: 2.52 ft at 8:45PM May 09, 2022Observed: 2.53 ft at 9:00PM May 09, 2022Observed: 2.54 ft at 9:15PM May 09, 2022Observed: 2.54 ft at 9:45PM May 09, 2022Observed: 2.54 ft at 10:00PM May 09, 2022Observed: 2.54 ft at 10:15PM May 09, 2022Observed: 2.55 ft at 10:30PM May 09, 2022Observed: 2.54 ft at 11:00PM May 09, 2022Observed: 2.55 ft at 11:15PM May 09, 2022Observed: 2.53 ft at 11:30PM May 09, 2022Observed: 2.55 ft at 11:45PM May 09, 2022Observed: 2.53 ft at 12:00AM May 10, 2022Observed: 2.53 ft at 12:15AM May 10, 2022Observed: 2.53 ft at 12:30AM May 10, 2022Observed: 2.54 ft at 12:45AM May 10, 2022Observed: 2.54 ft at 1:00AM May 10, 2022Observed: 2.55 ft at 1:15AM May 10, 2022Observed: 2.55 ft at 1:30AM May 10, 2022Observed: 2.55 ft at 1:45AM May 10, 2022Observed: 2.54 ft at 2:00AM May 10, 2022Observed: 2.54 ft at 2:15AM May 10, 2022Observed: 2.55 ft at 2:30AM May 10, 2022Observed: 2.54 ft at 2:45AM May 10, 2022Observed: 2.54 ft at 3:00AM May 10, 2022Observed: 2.53 ft at 3:15AM May 10, 2022Observed: 2.53 ft at 3:30AM May 10, 2022Observed: 2.53 ft at 3:45AM May 10, 2022Observed: 2.55 ft at 4:00AM May 10, 2022Observed: 2.54 ft at 4:15AM May 10, 2022Observed: 2.54 ft at 4:30AM May 10, 2022Observed: 2.54 ft at 4:45AM May 10, 2022Observed: 2.52 ft at 5:00AM May 10, 2022Observed: 2.54 ft at 5:15AM May 10, 2022Observed: 2.54 ft at 5:30AM May 10, 2022Observed: 2.54 ft at 5:45AM May 10, 2022Observed: 2.54 ft at 6:00AM May 10, 2022Observed: 2.54 ft at 6:15AM May 10, 2022Observed: 2.52 ft at 6:30AM May 10, 2022Observed: 2.53 ft at 6:45AM May 10, 2022Observed: 2.54 ft at 7:00AM May 10, 2022Observed: 2.53 ft at 7:15AM May 10, 2022Observed: 2.53 ft at 7:30AM May 10, 2022Observed: 2.54 ft at 7:45AM May 10, 2022Observed: 2.52 ft at 8:00AM May 10, 2022Observed: 2.53 ft at 8:15AM May 10, 2022Observed: 2.52 ft at 8:30AM May 10, 2022Observed: 2.51 ft at 8:45AM May 10, 2022Observed: 2.53 ft at 9:00AM May 10, 2022Observed: 2.53 ft at 9:15AM May 10, 2022Observed: 2.52 ft at 9:30AM May 10, 2022Observed: 2.52 ft at 9:45AM May 10, 2022Observed: 2.5 ft at 10:00AM May 10, 2022Observed: 2.5 ft at 10:15AM May 10, 2022Observed: 2.51 ft at 10:30AM May 10, 2022Observed: 2.51 ft at 10:45AM May 10, 2022Observed: 2.51 ft at 11:00AM May 10, 2022Observed: 2.5 ft at 11:15AM May 10, 2022Observed: 2.51 ft at 11:30AM May 10, 2022Observed: 2.51 ft at 11:45AM May 10, 2022Observed: 2.49 ft at 12:00PM May 10, 2022Observed: 2.49 ft at 12:15PM May 10, 2022Observed: 2.48 ft at 12:30PM May 10, 2022Observed: 2.51 ft at 12:45PM May 10, 2022Observed: 2.51 ft at 1:00PM May 10, 2022Observed: 2.5 ft at 1:15PM May 10, 2022Observed: 2.51 ft at 1:30PM May 10, 2022Observed: 2.51 ft at 1:45PM May 10, 2022Observed: 2.5 ft at 2:00PM May 10, 2022Observed: 2.5 ft at 2:15PM May 10, 2022Observed: 2.51 ft at 2:30PM May 10, 2022Observed: 2.51 ft at 2:45PM May 10, 2022Observed: 2.51 ft at 3:00PM May 10, 2022Observed: 2.51 ft at 3:15PM May 10, 2022Observed: 2.51 ft at 3:30PM May 10, 2022Observed: 2.52 ft at 3:45PM May 10, 2022Observed: 2.51 ft at 4:00PM May 10, 2022Observed: 2.5 ft at 4:15PM May 10, 2022Observed: 2.51 ft at 4:30PM May 10, 2022Observed: 2.51 ft at 4:45PM May 10, 2022Observed: 2.51 ft at 5:00PM May 10, 2022Observed: 2.52 ft at 5:15PM May 10, 2022Observed: 2.5 ft at 5:30PM May 10, 2022Observed: 2.51 ft at 5:45PM May 10, 2022Observed: 2.51 ft at 6:00PM May 10, 2022Observed: 2.5 ft at 6:15PM May 10, 2022Observed: 2.52 ft at 6:30PM May 10, 2022Observed: 2.49 ft at 6:45PM May 10, 2022Observed: 2.51 ft at 7:00PM May 10, 2022Observed: 2.5 ft at 7:15PM May 10, 2022Observed: 2.51 ft at 7:30PM May 10, 2022Observed: 2.51 ft at 7:45PM May 10, 2022Observed: 2.52 ft at 8:00PM May 10, 2022Observed: 2.52 ft at 8:15PM May 10, 2022Observed: 2.51 ft at 8:30PM May 10, 2022Observed: 2.52 ft at 8:45PM May 10, 2022Observed: 2.52 ft at 9:00PM May 10, 2022Observed: 2.51 ft at 9:15PM May 10, 2022Observed: 2.52 ft at 9:30PM May 10, 2022Observed: 2.49 ft at 9:45PM May 10, 2022Observed: 2.52 ft at 10:00PM May 10, 2022Observed: 2.49 ft at 10:15PM May 10, 2022Observed: 2.5 ft at 10:30PM May 10, 2022Observed: 2.52 ft at 10:45PM May 10, 2022Observed: 2.52 ft at 11:00PM May 10, 2022Observed: 2.52 ft at 11:15PM May 10, 2022Observed: 2.52 ft at 11:30PM May 10, 2022Observed: 2.52 ft at 11:45PM May 10, 2022Observed: 2.51 ft at 12:00AM May 11, 2022Observed: 2.52 ft at 12:15AM May 11, 2022Observed: 2.51 ft at 12:30AM May 11, 2022Observed: 2.52 ft at 12:45AM May 11, 2022Observed: 2.52 ft at 1:00AM May 11, 2022Observed: 2.53 ft at 1:15AM May 11, 2022Observed: 2.52 ft at 1:30AM May 11, 2022Observed: 2.51 ft at 1:45AM May 11, 2022Observed: 2.51 ft at 2:00AM May 11, 2022Observed: 2.51 ft at 2:15AM May 11, 2022Observed: 2.52 ft at 2:30AM May 11, 2022Observed: 2.53 ft at 2:45AM May 11, 2022Observed: 2.52 ft at 3:00AM May 11, 2022Observed: 2.52 ft at 3:15AM May 11, 2022Observed: 2.53 ft at 3:30AM May 11, 2022Observed: 2.52 ft at 3:45AM May 11, 2022Observed: 2.52 ft at 4:00AM May 11, 2022Observed: 2.52 ft at 4:15AM May 11, 2022Observed: 2.52 ft at 4:30AM May 11, 2022Observed: 2.52 ft at 4:45AM May 11, 2022Observed: 2.51 ft at 5:00AM May 11, 2022Observed: 2.53 ft at 5:15AM May 11, 2022Observed: 2.52 ft at 5:30AM May 11, 2022Observed: 2.51 ft at 5:45AM May 11, 2022Observed: 2.52 ft at 6:00AM May 11, 2022Observed: 2.52 ft at 6:15AM May 11, 2022Observed: 2.52 ft at 6:30AM May 11, 2022Observed: 2.51 ft at 6:45AM May 11, 2022Observed: 2.51 ft at 7:00AM May 11, 2022Observed: 2.51 ft at 7:15AM May 11, 2022Observed: 2.53 ft at 7:30AM May 11, 2022Observed: 2.52 ft at 7:45AM May 11, 2022Observed: 2.52 ft at 8:00AM May 11, 2022Observed: 2.5 ft at 8:15AM May 11, 2022Observed: 2.51 ft at 8:30AM May 11, 2022Observed: 2.51 ft at 8:45AM May 11, 2022Observed: 2.52 ft at 9:00AM May 11, 2022Observed: 2.52 ft at 9:15AM May 11, 2022Observed: 2.51 ft at 9:30AM May 11, 2022Observed: 2.54 ft at 9:45AM May 11, 2022Observed: 2.51 ft at 10:00AM May 11, 2022Observed: 2.52 ft at 10:15AM May 11, 2022Observed: 2.52 ft at 10:30AM May 11, 2022Observed: 2.53 ft at 10:45AM May 11, 2022Observed: 2.5 ft at 11:00AM May 11, 2022Observed: 2.51 ft at 11:15AM May 11, 2022Observed: 2.53 ft at 11:30AM May 11, 2022Observed: 2.53 ft at 11:45AM May 11, 2022Observed: 2.52 ft at 12:00PM May 11, 2022Observed: 2.51 ft at 12:15PM May 11, 2022Observed: 2.52 ft at 12:30PM May 11, 2022Observed: 2.52 ft at 12:45PM May 11, 2022Observed: 2.53 ft at 1:00PM May 11, 2022Observed: 2.53 ft at 1:15PM May 11, 2022Observed: 2.52 ft at 1:30PM May 11, 2022Observed: 2.53 ft at 1:45PM May 11, 2022Observed: 2.52 ft at 2:00PM May 11, 2022Observed: 2.51 ft at 2:15PM May 11, 2022Observed: 2.52 ft at 2:30PM May 11, 2022Observed: 2.53 ft at 2:45PM May 11, 2022Observed: 2.53 ft at 3:00PM May 11, 2022Observed: 2.51 ft at 3:15PM May 11, 2022Observed: 2.54 ft at 3:30PM May 11, 2022Observed: 2.5 ft at 4:00PM May 11, 2022Observed: 2.51 ft at 4:15PM May 11, 2022Observed: 2.51 ft at 4:30PM May 11, 2022Observed: 2.55 ft at 4:45PM May 11, 2022Observed: 2.59 ft at 5:00PM May 11, 2022Observed: 2.63 ft at 5:15PM May 11, 2022Observed: 2.63 ft at 5:30PM May 11, 2022Observed: 2.62 ft at 5:45PM May 11, 2022Observed: 2.67 ft at 6:00PM May 11, 2022Observed: 2.68 ft at 6:15PM May 11, 2022Observed: 2.69 ft at 6:30PM May 11, 2022Observed: 2.69 ft at 6:45PM May 11, 2022Observed: 2.69 ft at 7:00PM May 11, 2022Observed: 2.69 ft at 7:15PM May 11, 2022Observed: 2.64 ft at 7:30PM May 11, 2022Observed: 2.65 ft at 7:45PM May 11, 2022Observed: 2.64 ft at 8:00PM May 11, 2022Observed: 2.65 ft at 8:15PM May 11, 2022Observed: 2.63 ft at 8:30PM May 11, 2022Observed: 2.62 ft at 8:45PM May 11, 2022Observed: 2.62 ft at 9:00PM May 11, 2022Observed: 2.61 ft at 9:15PM May 11, 2022Observed: 2.6 ft at 9:30PM May 11, 2022Observed: 2.61 ft at 9:45PM May 11, 2022Observed: 2.59 ft at 10:00PM May 11, 2022Observed: 2.6 ft at 10:15PM May 11, 2022Observed: 2.56 ft at 10:30PM May 11, 2022Observed: 2.58 ft at 10:45PM May 11, 2022Observed: 2.6 ft at 11:00PM May 11, 2022Observed: 2.59 ft at 11:15PM May 11, 2022Observed: 2.57 ft at 11:30PM May 11, 2022Observed: 2.59 ft at 11:45PM May 11, 2022Observed: 2.59 ft at 12:00AM May 12, 2022Observed: 2.57 ft at 12:15AM May 12, 2022Observed: 2.58 ft at 12:30AM May 12, 2022Observed: 2.55 ft at 12:45AM May 12, 2022Observed: 2.57 ft at 1:00AM May 12, 2022Observed: 2.55 ft at 1:15AM May 12, 2022Observed: 2.56 ft at 1:30AM May 12, 2022Observed: 2.58 ft at 1:45AM May 12, 2022Observed: 2.57 ft at 2:00AM May 12, 2022Observed: 2.54 ft at 2:15AM May 12, 2022Observed: 2.57 ft at 2:30AM May 12, 2022Observed: 2.53 ft at 2:45AM May 12, 2022Observed: 2.57 ft at 3:00AM May 12, 2022Observed: 2.55 ft at 3:15AM May 12, 2022Observed: 2.57 ft at 3:30AM May 12, 2022Observed: 2.57 ft at 3:45AM May 12, 2022Observed: 2.55 ft at 4:00AM May 12, 2022Observed: 2.55 ft at 4:15AM May 12, 2022Observed: 2.55 ft at 4:30AM May 12, 2022Observed: 2.54 ft at 4:45AM May 12, 2022Observed: 2.56 ft at 5:00AM May 12, 2022Observed: 2.54 ft at 5:15AM May 12, 2022Observed: 2.55 ft at 5:30AM May 12, 2022Observed: 2.53 ft at 5:45AM May 12, 2022Observed: 2.56 ft at 6:00AM May 12, 2022Observed: 2.54 ft at 6:15AM May 12, 2022Observed: 2.55 ft at 6:30AM May 12, 2022Observed: 2.54 ft at 6:45AM May 12, 2022Observed: 2.54 ft at 7:00AM May 12, 2022Observed: 2.54 ft at 7:15AM May 12, 2022Observed: 2.55 ft at 7:30AM May 12, 2022Observed: 2.56 ft at 7:45AM May 12, 2022Observed: 2.55 ft at 8:00AM May 12, 2022Observed: 2.54 ft at 8:15AM May 12, 2022Observed: 2.54 ft at 8:30AM May 12, 2022Observed: 2.55 ft at 8:45AM May 12, 2022Observed: 2.56 ft at 9:00AM May 12, 2022Observed: 2.55 ft at 9:15AM May 12, 2022Observed: 2.53 ft at 9:30AM May 12, 2022Observed: 2.56 ft at 9:45AM May 12, 2022Observed: 2.56 ft at 10:00AM May 12, 2022Observed: 2.56 ft at 10:15AM May 12, 2022Observed: 2.56 ft at 10:30AM May 12, 2022Observed: 2.54 ft at 10:45AM May 12, 2022Observed: 2.54 ft at 11:00AM May 12, 2022Observed: 2.54 ft at 11:15AM May 12, 2022Observed: 2.56 ft at 11:30AM May 12, 2022Observed: 2.54 ft at 11:45AM May 12, 2022Observed: 2.55 ft at 12:00PM May 12, 2022Observed: 2.55 ft at 12:15PM May 12, 2022Observed: 2.54 ft at 12:30PM May 12, 2022Observed: 2.53 ft at 12:45PM May 12, 2022Observed: 2.56 ft at 1:00PM May 12, 2022Observed: 2.53 ft at 1:15PM May 12, 2022Observed: 2.55 ft at 1:30PM May 12, 2022Observed: 2.53 ft at 1:45PM May 12, 2022Observed: 2.55 ft at 2:00PM May 12, 2022Observed: 2.54 ft at 2:15PM May 12, 2022Observed: 2.54 ft at 2:30PM May 12, 2022Observed: 2.54 ft at 2:45PM May 12, 2022Observed: 2.53 ft at 3:00PM May 12, 2022Observed: 2.56 ft at 3:15PM May 12, 2022Observed: 2.53 ft at 3:30PM May 12, 2022Observed: 2.53 ft at 3:45PM May 12, 2022Observed: 2.51 ft at 4:00PM May 12, 2022Observed: 2.53 ft at 4:15PM May 12, 2022Observed: 2.55 ft at 4:30PM May 12, 2022Observed: 2.52 ft at 4:45PM May 12, 2022Observed: 2.53 ft at 5:00PM May 12, 2022Observed: 2.51 ft at 5:15PM May 12, 2022Observed: 2.5 ft at 5:30PM May 12, 2022Observed: 2.53 ft at 5:45PM May 12, 2022Observed: 2.57 ft at 6:00PM May 12, 2022Observed: 2.55 ft at 6:15PM May 12, 2022Observed: 2.57 ft at 6:30PM May 12, 2022Observed: 2.58 ft at 6:45PM May 12, 2022Observed: 2.57 ft at 7:00PM May 12, 2022Observed: 2.56 ft at 7:15PM May 12, 2022Observed: 2.55 ft at 7:30PM May 12, 2022Observed: 2.58 ft at 7:45PM May 12, 2022Observed: 2.58 ft at 8:00PM May 12, 2022Observed: 2.57 ft at 8:30PM May 12, 2022Observed: 2.58 ft at 8:45PM May 12, 2022Observed: 2.59 ft at 9:00PM May 12, 2022Observed: 2.57 ft at 9:15PM May 12, 2022Observed: 2.58 ft at 9:30PM May 12, 2022Observed: 2.55 ft at 9:45PM May 12, 2022Observed: 2.55 ft at 10:00PM May 12, 2022Observed: 2.58 ft at 10:15PM May 12, 2022Observed: 2.59 ft at 10:30PM May 12, 2022Observed: 2.56 ft at 10:45PM May 12, 2022Observed: 2.57 ft at 11:00PM May 12, 2022Observed: 2.59 ft at 11:15PM May 12, 2022Observed: 2.54 ft at 11:30PM May 12, 2022Observed: 2.53 ft at 11:45PM May 12, 2022Observed: 2.57 ft at 12:00AM May 13, 2022Observed: 2.58 ft at 12:15AM May 13, 2022Observed: 2.55 ft at 12:30AM May 13, 2022Observed: 2.58 ft at 12:45AM May 13, 2022Observed: 2.57 ft at 1:00AM May 13, 2022Observed: 2.57 ft at 1:15AM May 13, 2022Observed: 2.56 ft at 1:30AM May 13, 2022Observed: 2.55 ft at 1:45AM May 13, 2022Observed: 2.55 ft at 2:00AM May 13, 2022Observed: 2.53 ft at 2:15AM May 13, 2022Observed: 2.57 ft at 2:30AM May 13, 2022Observed: 2.56 ft at 2:45AM May 13, 2022Observed: 2.57 ft at 3:00AM May 13, 2022Observed: 2.53 ft at 3:15AM May 13, 2022Observed: 2.56 ft at 3:30AM May 13, 2022Observed: 2.55 ft at 3:45AM May 13, 2022Observed: 2.55 ft at 4:00AM May 13, 2022Observed: 2.53 ft at 4:15AM May 13, 2022Observed: 2.54 ft at 4:30AM May 13, 2022Observed: 2.53 ft at 4:45AM May 13, 2022Observed: 2.54 ft at 5:00AM May 13, 2022Observed: 2.56 ft at 5:15AM May 13, 2022Observed: 2.55 ft at 5:30AM May 13, 2022Observed: 2.53 ft at 5:45AM May 13, 2022Observed: 2.55 ft at 6:00AM May 13, 2022Observed: 2.53 ft at 6:15AM May 13, 2022Observed: 2.52 ft at 6:30AM May 13, 2022Observed: 2.51 ft at 6:45AM May 13, 2022Observed: 2.54 ft at 7:00AM May 13, 2022Observed: 2.54 ft at 7:15AM May 13, 2022Observed: 2.53 ft at 7:30AM May 13, 2022Observed: 2.53 ft at 7:45AM May 13, 2022Observed: 2.56 ft at 8:00AM May 13, 2022Observed: 2.53 ft at 8:15AM May 13, 2022Observed: 2.55 ft at 8:30AM May 13, 2022Observed: 2.54 ft at 8:45AM May 13, 2022Observed: 2.52 ft at 9:00AM May 13, 2022Observed: 2.56 ft at 9:15AM May 13, 2022Observed: 2.53 ft at 9:30AM May 13, 2022Observed: 2.53 ft at 9:45AM May 13, 2022Observed: 2.53 ft at 10:00AM May 13, 2022Observed: 2.49 ft at 10:15AM May 13, 2022Observed: 2.54 ft at 10:30AM May 13, 2022Observed: 2.54 ft at 10:45AM May 13, 2022Observed: 2.5 ft at 11:00AM May 13, 2022Observed: 2.52 ft at 11:15AM May 13, 2022Observed: 2.51 ft at 11:30AM May 13, 2022Observed: 2.54 ft at 11:45AM May 13, 2022Observed: 2.53 ft at 12:00PM May 13, 2022Observed: 2.54 ft at 12:15PM May 13, 2022Observed: 2.53 ft at 12:30PM May 13, 2022Observed: 2.54 ft at 12:45PM May 13, 2022Observed: 2.54 ft at 1:00PM May 13, 2022Observed: 2.53 ft at 1:15PM May 13, 2022Observed: 2.53 ft at 1:30PM May 13, 2022Observed: 2.5 ft at 1:45PM May 13, 2022Observed: 2.49 ft at 2:00PM May 13, 2022Observed: 2.51 ft at 2:15PM May 13, 2022Observed: 2.55 ft at 2:30PM May 13, 2022Observed: 2.51 ft at 2:45PM May 13, 2022Observed: 2.52 ft at 3:00PM May 13, 2022Observed: 2.52 ft at 3:15PM May 13, 2022Observed: 2.53 ft at 3:30PM May 13, 2022Observed: 2.54 ft at 3:45PM May 13, 2022Observed: 2.52 ft at 4:00PM May 13, 2022Observed: 2.53 ft at 4:15PM May 13, 2022Observed: 2.52 ft at 4:30PM May 13, 2022Observed: 2.52 ft at 4:45PM May 13, 2022Observed: 2.53 ft at 5:00PM May 13, 2022Observed: 2.54 ft at 5:15PM May 13, 2022Observed: 2.53 ft at 5:30PM May 13, 2022Observed: 2.53 ft at 5:45PM May 13, 2022Observed: 2.52 ft at 6:00PM May 13, 2022Observed: 2.54 ft at 6:15PM May 13, 2022Observed: 2.53 ft at 6:30PM May 13, 2022Observed: 2.54 ft at 6:45PM May 13, 2022Observed: 2.54 ft at 7:00PM May 13, 2022Observed: 2.52 ft at 7:15PM May 13, 2022Observed: 2.54 ft at 7:30PM May 13, 2022Observed: 2.54 ft at 7:45PM May 13, 2022Observed: 2.55 ft at 8:00PM May 13, 2022Observed: 2.56 ft at 8:15PM May 13, 2022Observed: 2.56 ft at 8:30PM May 13, 2022Observed: 2.53 ft at 8:45PM May 13, 2022Observed: 2.54 ft at 9:00PM May 13, 2022Observed: 2.54 ft at 9:15PM May 13, 2022Observed: 2.57 ft at 9:30PM May 13, 2022Observed: 2.53 ft at 9:45PM May 13, 2022Observed: 2.57 ft at 10:00PM May 13, 2022Observed: 2.55 ft at 10:15PM May 13, 2022Observed: 2.56 ft at 10:30PM May 13, 2022Observed: 2.56 ft at 10:45PM May 13, 2022Observed: 2.54 ft at 11:00PM May 13, 2022Observed: 2.55 ft at 11:15PM May 13, 2022Observed: 2.56 ft at 11:30PM May 13, 2022Observed: 2.55 ft at 11:45PM May 13, 2022Observed: 2.57 ft at 12:00AM May 14, 2022Observed: 2.57 ft at 12:15AM May 14, 2022Observed: 2.55 ft at 12:30AM May 14, 2022Observed: 2.53 ft at 12:45AM May 14, 2022Observed: 2.56 ft at 1:00AM May 14, 2022Observed: 2.57 ft at 1:15AM May 14, 2022Observed: 2.56 ft at 1:30AM May 14, 2022Observed: 2.57 ft at 1:45AM May 14, 2022Observed: 2.54 ft at 2:00AM May 14, 2022Observed: 2.57 ft at 2:15AM May 14, 2022Observed: 2.57 ft at 2:30AM May 14, 2022Observed: 2.55 ft at 2:45AM May 14, 2022Observed: 2.57 ft at 3:00AM May 14, 2022Observed: 2.57 ft at 3:15AM May 14, 2022Observed: 2.54 ft at 3:30AM May 14, 2022Observed: 2.56 ft at 3:45AM May 14, 2022Observed: 2.53 ft at 4:00AM May 14, 2022Observed: 2.57 ft at 4:15AM May 14, 2022Observed: 2.52 ft at 4:30AM May 14, 2022Observed: 2.56 ft at 4:45AM May 14, 2022Observed: 2.56 ft at 5:00AM May 14, 2022Observed: 2.56 ft at 5:15AM May 14, 2022Observed: 2.54 ft at 5:30AM May 14, 2022Observed: 2.57 ft at 5:45AM May 14, 2022Observed: 2.55 ft at 6:00AM May 14, 2022Observed: 2.55 ft at 6:15AM May 14, 2022Observed: 2.57 ft at 6:30AM May 14, 2022Observed: 2.56 ft at 6:45AM May 14, 2022Observed: 2.57 ft at 7:00AM May 14, 2022Observed: 2.55 ft at 7:15AM May 14, 2022Observed: 2.57 ft at 7:30AM May 14, 2022Observed: 2.54 ft at 7:45AM May 14, 2022Observed: 2.57 ft at 8:00AM May 14, 2022Observed: 2.57 ft at 8:15AM May 14, 2022Observed: 2.55 ft at 8:30AM May 14, 2022Observed: 2.57 ft at 8:45AM May 14, 2022Observed: 2.52 ft at 9:00AM May 14, 2022Observed: 2.56 ft at 9:15AM May 14, 2022Observed: 2.55 ft at 9:30AM May 14, 2022Observed: 2.49 ft at 9:45AM May 14, 2022Observed: 2.49 ft at 10:00AM May 14, 2022Observed: 2.51 ft at 10:15AM May 14, 2022Observed: 2.53 ft at 10:30AM May 14, 2022Observed: 2.53 ft at 10:45AM May 14, 2022Observed: 2.51 ft at 11:00AM May 14, 2022Observed: 2.5 ft at 11:15AM May 14, 2022Observed: 2.53 ft at 11:30AM May 14, 2022Observed: 2.51 ft at 11:45AM May 14, 2022Observed: 2.53 ft at 12:00PM May 14, 2022Observed: 2.52 ft at 12:15PM May 14, 2022Observed: 2.52 ft at 12:30PM May 14, 2022Observed: 2.52 ft at 12:45PM May 14, 2022Observed: 2.49 ft at 1:00PM May 14, 2022Observed: 2.53 ft at 1:15PM May 14, 2022Observed: 2.54 ft at 1:30PM May 14, 2022Observed: 2.54 ft at 1:45PM May 14, 2022Observed: 2.49 ft at 2:00PM May 14, 2022Observed: 2.54 ft at 2:15PM May 14, 2022Observed: 2.52 ft at 2:30PM May 14, 2022Observed: 2.54 ft at 2:45PM May 14, 2022Observed: 2.54 ft at 3:00PM May 14, 2022Observed: 2.5 ft at 3:15PM May 14, 2022Observed: 2.51 ft at 3:30PM May 14, 2022Observed: 2.52 ft at 3:45PM May 14, 2022Observed: 2.55 ft at 4:00PM May 14, 2022Observed: 2.55 ft at 4:15PM May 14, 2022Observed: 2.5 ft at 4:30PM May 14, 2022Observed: 2.5 ft at 4:45PM May 14, 2022Observed: 2.54 ft at 5:00PM May 14, 2022Observed: 2.53 ft at 5:15PM May 14, 2022Observed: 2.5 ft at 5:30PM May 14, 2022Observed: 2.52 ft at 5:45PM May 14, 2022Observed: 2.51 ft at 6:00PM May 14, 2022Observed: 2.53 ft at 6:15PM May 14, 2022Observed: 2.52 ft at 6:30PM May 14, 2022Observed: 2.54 ft at 6:45PM May 14, 2022Observed: 2.5 ft at 7:00PM May 14, 2022Observed: 2.53 ft at 7:15PM May 14, 2022Observed: 2.53 ft at 7:30PM May 14, 2022Observed: 2.54 ft at 7:45PM May 14, 2022Observed: 2.54 ft at 8:00PM May 14, 2022Observed: 2.52 ft at 8:15PM May 14, 2022Observed: 2.52 ft at 8:30PM May 14, 2022Observed: 2.51 ft at 8:45PM May 14, 2022Observed: 2.51 ft at 9:00PM May 14, 2022Observed: 2.53 ft at 9:15PM May 14, 2022Observed: 2.53 ft at 9:30PM May 14, 2022Observed: 2.55 ft at 9:45PM May 14, 2022Observed: 2.52 ft at 10:00PM May 14, 2022Observed: 2.54 ft at 10:15PM May 14, 2022Observed: 2.52 ft at 10:30PM May 14, 2022Observed: 2.54 ft at 10:45PM May 14, 2022Observed: 2.54 ft at 11:00PM May 14, 2022Observed: 2.54 ft at 11:15PM May 14, 2022Observed: 2.56 ft at 11:30PM May 14, 2022Observed: 2.55 ft at 11:45PM May 14, 2022Observed: 2.56 ft at 12:00AM May 15, 2022Observed: 2.56 ft at 12:15AM May 15, 2022Observed: 2.53 ft at 12:30AM May 15, 2022Observed: 2.53 ft at 12:45AM May 15, 2022Observed: 2.52 ft at 1:00AM May 15, 2022Observed: 2.57 ft at 1:15AM May 15, 2022Observed: 2.56 ft at 1:30AM May 15, 2022Observed: 2.55 ft at 1:45AM May 15, 2022Observed: 2.56 ft at 2:00AM May 15, 2022Observed: 2.55 ft at 2:15AM May 15, 2022Observed: 2.54 ft at 2:30AM May 15, 2022Observed: 2.54 ft at 2:45AM May 15, 2022Observed: 2.53 ft at 3:00AM May 15, 2022Observed: 2.56 ft at 3:15AM May 15, 2022Observed: 2.54 ft at 3:30AM May 15, 2022Observed: 2.53 ft at 3:45AM May 15, 2022Observed: 2.57 ft at 4:00AM May 15, 2022Observed: 2.57 ft at 4:15AM May 15, 2022Observed: 2.54 ft at 4:30AM May 15, 2022Observed: 2.57 ft at 4:45AM May 15, 2022Observed: 2.57 ft at 5:00AM May 15, 2022Observed: 2.55 ft at 5:15AM May 15, 2022Observed: 2.57 ft at 5:30AM May 15, 2022Observed: 2.56 ft at 5:45AM May 15, 2022Observed: 2.57 ft at 6:00AM May 15, 2022Observed: 2.56 ft at 6:15AM May 15, 2022Observed: 2.55 ft at 6:30AM May 15, 2022Observed: 2.57 ft at 6:45AM May 15, 2022Observed: 2.55 ft at 7:00AM May 15, 2022Observed: 2.57 ft at 7:15AM May 15, 2022Observed: 2.54 ft at 7:30AM May 15, 2022Observed: 2.53 ft at 7:45AM May 15, 2022Observed: 2.53 ft at 8:00AM May 15, 2022Observed: 2.55 ft at 8:15AM May 15, 2022Observed: 2.53 ft at 8:30AM May 15, 2022Observed: 2.55 ft at 8:45AM May 15, 2022Observed: 2.55 ft at 9:00AM May 15, 2022Observed: 2.55 ft at 9:15AM May 15, 2022Observed: 2.53 ft at 9:30AM May 15, 2022Observed: 2.57 ft at 9:45AM May 15, 2022Observed: 2.55 ft at 10:00AM May 15, 2022Observed: 2.55 ft at 10:15AM May 15, 2022Observed: 2.53 ft at 10:30AM May 15, 2022Observed: 2.56 ft at 10:45AM May 15, 2022Observed: 2.55 ft at 11:00AM May 15, 2022Observed: 2.52 ft at 11:15AM May 15, 2022Observed: 2.54 ft at 11:30AM May 15, 2022Observed: 2.54 ft at 11:45AM May 15, 2022Observed: 2.57 ft at 12:00PM May 15, 2022Observed: 2.54 ft at 12:15PM May 15, 2022Observed: 2.54 ft at 12:30PM May 15, 2022Observed: 2.55 ft at 12:45PM May 15, 2022Observed: 2.56 ft at 1:00PM May 15, 2022Observed: 2.55 ft at 1:15PM May 15, 2022Observed: 2.56 ft at 1:30PM May 15, 2022Observed: 2.54 ft at 1:45PM May 15, 2022Observed: 2.54 ft at 2:00PM May 15, 2022Observed: 2.54 ft at 2:15PM May 15, 2022Observed: 2.52 ft at 2:30PM May 15, 2022Observed: 2.49 ft at 2:45PM May 15, 2022Observed: 2.54 ft at 3:00PM May 15, 2022Observed: 2.53 ft at 3:15PM May 15, 2022Observed: 2.55 ft at 3:30PM May 15, 2022Observed: 2.55 ft at 3:45PM May 15, 2022Observed: 2.52 ft at 4:00PM May 15, 2022Observed: 2.54 ft at 4:15PM May 15, 2022Observed: 2.53 ft at 4:30PM May 15, 2022Observed: 2.55 ft at 4:45PM May 15, 2022Observed: 2.55 ft at 5:00PM May 15, 2022Observed: 2.52 ft at 5:15PM May 15, 2022Observed: 2.54 ft at 5:30PM May 15, 2022Observed: 2.52 ft at 5:45PM May 15, 2022Observed: 2.54 ft at 6:00PM May 15, 2022Observed: 2.53 ft at 6:15PM May 15, 2022Observed: 2.55 ft at 6:30PM May 15, 2022Observed: 2.54 ft at 6:45PM May 15, 2022Observed: 2.53 ft at 7:00PM May 15, 2022Observed: 2.53 ft at 7:15PM May 15, 2022Observed: 2.54 ft at 7:30PM May 15, 2022Observed: 2.53 ft at 7:45PM May 15, 2022Observed: 2.56 ft at 8:00PM May 15, 2022Observed: 2.52 ft at 8:15PM May 15, 2022Observed: 2.53 ft at 8:30PM May 15, 2022Observed: 2.53 ft at 8:45PM May 15, 2022Observed: 2.54 ft at 9:00PM May 15, 2022Observed: 2.55 ft at 9:15PM May 15, 2022Observed: 2.55 ft at 9:30PM May 15, 2022Observed: 2.56 ft at 9:45PM May 15, 2022Observed: 2.53 ft at 10:00PM May 15, 2022Observed: 2.54 ft at 10:15PM May 15, 2022Observed: 2.55 ft at 10:30PM May 15, 2022Observed: 2.56 ft at 10:45PM May 15, 2022Observed: 2.56 ft at 11:00PM May 15, 2022Observed: 2.56 ft at 11:15PM May 15, 2022Observed: 2.57 ft at 11:30PM May 15, 2022Observed: 2.53 ft at 11:45PM May 15, 2022Observed: 2.56 ft at 12:00AM May 16, 2022Observed: 2.55 ft at 12:15AM May 16, 2022Observed: 2.57 ft at 12:30AM May 16, 2022Observed: 2.57 ft at 12:45AM May 16, 2022Observed: 2.57 ft at 1:00AM May 16, 2022Observed: 2.51 ft at 1:15AM May 16, 2022Observed: 2.54 ft at 1:30AM May 16, 2022Observed: 2.52 ft at 1:45AM May 16, 2022Observed: 2.54 ft at 2:00AM May 16, 2022Observed: 2.54 ft at 2:15AM May 16, 2022Observed: 2.57 ft at 2:30AM May 16, 2022Observed: 2.54 ft at 2:45AM May 16, 2022Observed: 2.52 ft at 3:00AM May 16, 2022Observed: 2.56 ft at 3:15AM May 16, 2022Observed: 2.57 ft at 3:30AM May 16, 2022Observed: 2.56 ft at 3:45AM May 16, 2022Observed: 2.56 ft at 4:00AM May 16, 2022Observed: 2.57 ft at 4:15AM May 16, 2022Observed: 2.51 ft at 4:30AM May 16, 2022Observed: 2.52 ft at 4:45AM May 16, 2022Observed: 2.52 ft at 5:00AM May 16, 2022Observed: 2.51 ft at 5:15AM May 16, 2022Observed: 2.56 ft at 5:30AM May 16, 2022Observed: 2.56 ft at 5:45AM May 16, 2022Observed: 2.55 ft at 6:00AM May 16, 2022Observed: 2.56 ft at 6:15AM May 16, 2022Observed: 2.57 ft at 6:30AM May 16, 2022Observed: 2.57 ft at 6:45AM May 16, 2022Observed: 2.58 ft at 7:00AM May 16, 2022Observed: 2.56 ft at 7:15AM May 16, 2022Observed: 2.58 ft at 7:30AM May 16, 2022Observed: 2.53 ft at 7:45AM May 16, 2022Observed: 2.53 ft at 8:00AM May 16, 2022Observed: 2.53 ft at 8:15AM May 16, 2022Observed: 2.56 ft at 8:30AM May 16, 2022Observed: 2.52 ft at 9:45AM May 16, 2022Observed: 2.54 ft at 10:00AM May 16, 2022Observed: 2.52 ft at 10:15AM May 16, 2022Observed: 2.53 ft at 10:30AM May 16, 2022Observed: 2.57 ft at 10:45AM May 16, 2022Observed: 2.54 ft at 11:00AM May 16, 2022Observed: 2.56 ft at 11:15AM May 16, 2022Observed: 2.55 ft at 11:30AM May 16, 2022Observed: 2.57 ft at 11:45AM May 16, 2022Observed: 2.56 ft at 12:00PM May 16, 2022Observed: 2.55 ft at 12:15PM May 16, 2022Observed: 2.54 ft at 12:30PM May 16, 2022Observed: 2.56 ft at 12:45PM May 16, 2022Observed: 2.56 ft at 1:00PM May 16, 2022Observed: 2.57 ft at 1:15PM May 16, 2022Observed: 2.55 ft at 1:30PM May 16, 2022Observed: 2.55 ft at 1:45PM May 16, 2022Observed: 2.56 ft at 2:00PM May 16, 2022Observed: 2.55 ft at 2:15PM May 16, 2022Observed: 2.56 ft at 2:30PM May 16, 2022Observed: 2.56 ft at 2:45PM May 16, 2022Observed: 2.54 ft at 3:00PM May 16, 2022Observed: 2.54 ft at 3:15PM May 16, 2022Observed: 2.53 ft at 3:30PM May 16, 2022Observed: 2.56 ft at 3:45PM May 16, 2022Observed: 2.52 ft at 4:00PM May 16, 2022Observed: 2.56 ft at 4:15PM May 16, 2022Observed: 2.54 ft at 4:30PM May 16, 2022Observed: 2.54 ft at 4:45PM May 16, 2022Observed: 2.52 ft at 5:00PM May 16, 2022Observed: 2.54 ft at 5:15PM May 16, 2022Observed: 2.55 ft at 5:30PM May 16, 2022Observed: 2.55 ft at 5:45PM May 16, 2022Observed: 2.54 ft at 6:00PM May 16, 2022Observed: 2.55 ft at 6:15PM May 16, 2022Observed: 2.53 ft at 6:30PM May 16, 2022Observed: 2.53 ft at 6:45PM May 16, 2022Observed: 2.56 ft at 7:00PM May 16, 2022Observed: 2.57 ft at 7:15PM May 16, 2022Observed: 2.54 ft at 7:30PM May 16, 2022Observed: 2.57 ft at 7:45PM May 16, 2022Observed: 2.53 ft at 8:00PM May 16, 2022Observed: 2.54 ft at 8:15PM May 16, 2022Observed: 2.55 ft at 8:30PM May 16, 2022Observed: 2.53 ft at 8:45PM May 16, 2022Observed: 2.57 ft at 9:00PM May 16, 2022Observed: 2.56 ft at 9:15PM May 16, 2022Observed: 2.52 ft at 9:30PM May 16, 2022Observed: 2.56 ft at 9:45PM May 16, 2022Observed: 2.57 ft at 10:00PM May 16, 2022Observed: 2.56 ft at 10:15PM May 16, 2022Observed: 2.57 ft at 10:30PM May 16, 2022Observed: 2.54 ft at 10:45PM May 16, 2022Observed: 2.53 ft at 11:00PM May 16, 2022Observed: 2.57 ft at 11:15PM May 16, 2022Observed: 2.55 ft at 11:30PM May 16, 2022Observed: 2.57 ft at 11:45PM May 16, 2022Observed: 2.56 ft at 12:00AM May 17, 2022Observed: 2.57 ft at 12:15AM May 17, 2022Observed: 2.53 ft at 12:30AM May 17, 2022Observed: 2.53 ft at 12:45AM May 17, 2022Observed: 2.57 ft at 1:00AM May 17, 2022Observed: 2.55 ft at 1:15AM May 17, 2022Observed: 2.56 ft at 1:30AM May 17, 2022Observed: 2.56 ft at 1:45AM May 17, 2022Observed: 2.57 ft at 2:00AM May 17, 2022Observed: 2.55 ft at 2:15AM May 17, 2022Observed: 2.57 ft at 2:30AM May 17, 2022Observed: 2.57 ft at 2:45AM May 17, 2022Observed: 2.54 ft at 3:00AM May 17, 2022Observed: 2.56 ft at 3:15AM May 17, 2022Observed: 2.58 ft at 3:30AM May 17, 2022Observed: 2.53 ft at 3:45AM May 17, 2022Observed: 2.54 ft at 4:00AM May 17, 2022Observed: 2.58 ft at 4:15AM May 17, 2022Observed: 2.54 ft at 4:30AM May 17, 2022Observed: 2.57 ft at 4:45AM May 17, 2022Observed: 2.58 ft at 5:00AM May 17, 2022Observed: 2.56 ft at 5:15AM May 17, 2022Observed: 2.54 ft at 5:30AM May 17, 2022Observed: 2.56 ft at 5:45AM May 17, 2022Observed: 2.58 ft at 6:00AM May 17, 2022Observed: 2.58 ft at 6:15AM May 17, 2022Observed: 2.54 ft at 6:30AM May 17, 2022USGS--Water Resources of the United StatesSFMS2(plotting HGIRG) Graph Created (6:50AM May 17, 2022)ObservedLatest observed value: 2.54 ft at 6:30 AM CDT 17-May-2022. Flood Stage is 15 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: No forecasts are available for this location

NOTE: Forecasts are not available for the Big Sioux River at Sioux Falls Maple Street. Only observed stages are available for this point.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

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Upstream Gauge - at Sioux Falls I-90 Upstream Gauge Downstream Gauge Downstream Gauge - at Sioux Falls Western Avenue
Flood Categories (in feet)
Major Flood Stage: 21
Moderate Flood Stage: 18
Flood Stage: 15
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 9.19 ft on 03/25/2019
(2) 7.59 ft on 05/17/2007
(3) 7.24 ft on 06/15/2014
(4) 6.99 ft on 05/09/2013
(5) 6.14 ft on 07/27/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.44 ft on 06/09/2020
(2) 9.19 ft on 03/25/2019
(3) 5.78 ft on 07/30/2018
(4) 5.06 ft on 06/12/2017
(5) 5.41 ft on 03/30/2016
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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 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
19 water overtops the walk bridge near the gage.
18 water reaches the bottom of the walk bridge near the gage.
17 water reaches the low steel on the walk bridge near the gage.
15 water reaches the bottom of the levees. If there is a levee failure, flooding in Sioux Falls could occur.
Photos
(1) Upstream View
(2) Downstream View
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Latitude: 43.573056° N, Longitude: 96.763889° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 1404.48 1419.48 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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