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Hydrograph River at a Glance Download
Great South Bay at Lindenhurst (IN MLLW) Tide Height (ft)Observed: 0.46 ft at 4:48AM May 15, 2022Observed: 0.46 ft at 4:54AM May 15, 2022Observed: 0.46 ft at 5:00AM May 15, 2022Observed: 0.47 ft at 5:06AM May 15, 2022Observed: 0.49 ft at 5:12AM May 15, 2022Observed: 0.51 ft at 5:18AM May 15, 2022Observed: 0.52 ft at 5:24AM May 15, 2022Observed: 0.54 ft at 5:30AM May 15, 2022Observed: 0.57 ft at 5:36AM May 15, 2022Observed: 0.61 ft at 5:42AM May 15, 2022Observed: 0.65 ft at 5:48AM May 15, 2022Observed: 0.7 ft at 5:54AM May 15, 2022Observed: 0.74 ft at 6:00AM May 15, 2022Observed: 0.78 ft at 6:06AM May 15, 2022Observed: 0.83 ft at 6:12AM May 15, 2022Observed: 0.87 ft at 6:18AM May 15, 2022Observed: 0.91 ft at 6:24AM May 15, 2022Observed: 0.94 ft at 6:30AM May 15, 2022Observed: 0.99 ft at 6:36AM May 15, 2022Observed: 1.03 ft at 6:42AM May 15, 2022Observed: 1.06 ft at 6:48AM May 15, 2022Observed: 1.09 ft at 6:54AM May 15, 2022Observed: 1.12 ft at 7:00AM May 15, 2022Observed: 1.16 ft at 7:06AM May 15, 2022Observed: 1.19 ft at 7:12AM May 15, 2022Observed: 1.22 ft at 7:18AM May 15, 2022Observed: 1.24 ft at 7:24AM May 15, 2022Observed: 1.26 ft at 7:30AM May 15, 2022Observed: 1.28 ft at 7:36AM May 15, 2022Observed: 1.3 ft at 7:42AM May 15, 2022Observed: 1.32 ft at 7:48AM May 15, 2022Observed: 1.34 ft at 7:54AM May 15, 2022Observed: 1.36 ft at 8:00AM May 15, 2022Observed: 1.39 ft at 8:06AM May 15, 2022Observed: 1.41 ft at 8:12AM May 15, 2022Observed: 1.43 ft at 8:18AM May 15, 2022Observed: 1.47 ft at 8:24AM May 15, 2022Observed: 1.49 ft at 8:30AM May 15, 2022Observed: 1.51 ft at 8:36AM May 15, 2022Observed: 1.54 ft at 8:42AM May 15, 2022Observed: 1.56 ft at 8:48AM May 15, 2022Observed: 1.58 ft at 8:54AM May 15, 2022Observed: 1.6 ft at 9:00AM May 15, 2022Observed: 1.63 ft at 9:06AM May 15, 2022Observed: 1.64 ft at 9:12AM May 15, 2022Observed: 1.66 ft at 9:18AM May 15, 2022Observed: 1.67 ft at 9:24AM May 15, 2022Observed: 1.67 ft at 9:30AM May 15, 2022Observed: 1.68 ft at 9:36AM May 15, 2022Observed: 1.69 ft at 9:42AM May 15, 2022Observed: 1.69 ft at 9:48AM May 15, 2022Observed: 1.7 ft at 9:54AM May 15, 2022Observed: 1.7 ft at 10:00AM May 15, 2022Observed: 1.7 ft at 10:06AM May 15, 2022Observed: 1.69 ft at 10:12AM May 15, 2022Observed: 1.69 ft at 10:18AM May 15, 2022Observed: 1.67 ft at 10:24AM May 15, 2022Observed: 1.65 ft at 10:30AM May 15, 2022Observed: 1.63 ft at 10:36AM May 15, 2022Observed: 1.6 ft at 10:42AM May 15, 2022Observed: 1.58 ft at 10:48AM May 15, 2022Observed: 1.61 ft at 10:54AM May 15, 2022Observed: 1.6 ft at 11:00AM May 15, 2022Observed: 1.55 ft at 11:06AM May 15, 2022Observed: 1.52 ft at 11:12AM May 15, 2022Observed: 1.42 ft at 11:18AM May 15, 2022Observed: 1.36 ft at 11:24AM May 15, 2022Observed: 1.32 ft at 11:30AM May 15, 2022Observed: 1.28 ft at 11:36AM May 15, 2022Observed: 1.25 ft at 11:42AM May 15, 2022Observed: 1.22 ft at 11:48AM May 15, 2022Observed: 1.19 ft at 11:54AM May 15, 2022Observed: 1.16 ft at 12:00PM May 15, 2022Observed: 1.14 ft at 12:06PM May 15, 2022Observed: 1.12 ft at 12:12PM May 15, 2022Observed: 1.1 ft at 12:18PM May 15, 2022Observed: 1.08 ft at 12:24PM May 15, 2022Observed: 1.05 ft at 12:30PM May 15, 2022Observed: 1.05 ft at 12:36PM May 15, 2022Observed: 1.04 ft at 12:42PM May 15, 2022Observed: 1.01 ft at 12:48PM May 15, 2022Observed: 0.99 ft at 12:54PM May 15, 2022Observed: 0.98 ft at 1:00PM May 15, 2022Observed: 0.97 ft at 1:06PM May 15, 2022Observed: 0.95 ft at 1:12PM May 15, 2022Observed: 0.92 ft at 1:18PM May 15, 2022Observed: 0.91 ft at 1:24PM May 15, 2022Observed: 0.9 ft at 1:30PM May 15, 2022Observed: 0.9 ft at 1:36PM May 15, 2022Observed: 0.88 ft at 1:42PM May 15, 2022Observed: 0.86 ft at 1:48PM May 15, 2022Observed: 0.83 ft at 1:54PM May 15, 2022Observed: 0.81 ft at 2:00PM May 15, 2022Observed: 0.8 ft at 2:06PM May 15, 2022Observed: 0.78 ft at 2:12PM May 15, 2022Observed: 0.76 ft at 2:18PM May 15, 2022Observed: 0.75 ft at 2:24PM May 15, 2022Observed: 0.74 ft at 2:30PM May 15, 2022Observed: 0.73 ft at 2:36PM May 15, 2022Observed: 0.71 ft at 2:42PM May 15, 2022Observed: 0.68 ft at 2:48PM May 15, 2022Observed: 0.68 ft at 2:54PM May 15, 2022Observed: 0.64 ft at 3:00PM May 15, 2022Observed: 0.63 ft at 3:06PM May 15, 2022Observed: 0.62 ft at 3:12PM May 15, 2022Observed: 0.61 ft at 3:18PM May 15, 2022Observed: 0.59 ft at 3:24PM May 15, 2022Observed: 0.59 ft at 3:30PM May 15, 2022Observed: 0.57 ft at 3:36PM May 15, 2022Observed: 0.55 ft at 3:42PM May 15, 2022Observed: 0.52 ft at 3:48PM May 15, 2022Observed: 0.51 ft at 3:54PM May 15, 2022Observed: 0.51 ft at 4:00PM May 15, 2022Observed: 0.5 ft at 4:06PM May 15, 2022Observed: 0.49 ft at 4:12PM May 15, 2022Observed: 0.47 ft at 4:18PM May 15, 2022Observed: 0.45 ft at 4:24PM May 15, 2022Observed: 0.45 ft at 4:30PM May 15, 2022Observed: 0.46 ft at 4:36PM May 15, 2022Observed: 0.48 ft at 4:42PM May 15, 2022Observed: 0.49 ft at 4:48PM May 15, 2022Observed: 0.47 ft at 4:54PM May 15, 2022Observed: 0.52 ft at 5:00PM May 15, 2022Observed: 0.55 ft at 5:06PM May 15, 2022Observed: 0.59 ft at 5:12PM May 15, 2022Observed: 0.63 ft at 5:18PM May 15, 2022Observed: 0.65 ft at 5:24PM May 15, 2022Observed: 0.68 ft at 5:30PM May 15, 2022Observed: 0.73 ft at 5:36PM May 15, 2022Observed: 0.78 ft at 5:42PM May 15, 2022Observed: 0.81 ft at 5:48PM May 15, 2022Observed: 0.84 ft at 5:54PM May 15, 2022Observed: 0.9 ft at 6:00PM May 15, 2022Observed: 0.95 ft at 6:06PM May 15, 2022Observed: 1.02 ft at 6:12PM May 15, 2022Observed: 1.03 ft at 6:18PM May 15, 2022Observed: 1.07 ft at 6:24PM May 15, 2022Observed: 1.1 ft at 6:30PM May 15, 2022Observed: 1.14 ft at 6:36PM May 15, 2022Observed: 1.23 ft at 6:42PM May 15, 2022Observed: 1.26 ft at 6:48PM May 15, 2022Observed: 1.29 ft at 6:54PM May 15, 2022Observed: 1.31 ft at 7:00PM May 15, 2022Observed: 1.33 ft at 7:06PM May 15, 2022Observed: 1.37 ft at 7:12PM May 15, 2022Observed: 1.43 ft at 7:18PM May 15, 2022Observed: 1.43 ft at 7:24PM May 15, 2022Observed: 1.5 ft at 7:30PM May 15, 2022Observed: 1.56 ft at 7:36PM May 15, 2022Observed: 1.6 ft at 7:42PM May 15, 2022Observed: 1.61 ft at 7:48PM May 15, 2022Observed: 1.65 ft at 7:54PM May 15, 2022Observed: 1.72 ft at 8:00PM May 15, 2022Observed: 1.74 ft at 8:06PM May 15, 2022Observed: 1.78 ft at 8:12PM May 15, 2022Observed: 1.81 ft at 8:18PM May 15, 2022Observed: 1.86 ft at 8:24PM May 15, 2022Observed: 1.91 ft at 8:30PM May 15, 2022Observed: 1.95 ft at 8:36PM May 15, 2022Observed: 1.98 ft at 8:42PM May 15, 2022Observed: 2.02 ft at 8:48PM May 15, 2022Observed: 2.05 ft at 8:54PM May 15, 2022Observed: 2.08 ft at 9:00PM May 15, 2022Observed: 2.11 ft at 9:06PM May 15, 2022Observed: 2.14 ft at 9:12PM May 15, 2022Observed: 2.17 ft at 9:18PM May 15, 2022Observed: 2.2 ft at 9:24PM May 15, 2022Observed: 2.23 ft at 9:30PM May 15, 2022Observed: 2.25 ft at 9:36PM May 15, 2022Observed: 2.28 ft at 9:42PM May 15, 2022Observed: 2.3 ft at 9:48PM May 15, 2022Observed: 2.33 ft at 9:54PM May 15, 2022Observed: 2.35 ft at 10:00PM May 15, 2022Observed: 2.37 ft at 10:06PM May 15, 2022Observed: 2.4 ft at 10:12PM May 15, 2022Observed: 2.41 ft at 10:18PM May 15, 2022Observed: 2.42 ft at 10:24PM May 15, 2022Observed: 2.43 ft at 10:30PM May 15, 2022Observed: 2.44 ft at 10:36PM May 15, 2022Observed: 2.44 ft at 10:42PM May 15, 2022Observed: 2.4 ft at 10:48PM May 15, 2022Observed: 2.43 ft at 10:54PM May 15, 2022Observed: 2.42 ft at 11:00PM May 15, 2022Observed: 2.42 ft at 11:06PM May 15, 2022Observed: 2.42 ft at 11:12PM May 15, 2022Observed: 2.41 ft at 11:18PM May 15, 2022Observed: 2.39 ft at 11:24PM May 15, 2022Observed: 2.36 ft at 11:30PM May 15, 2022Observed: 2.32 ft at 11:36PM May 15, 2022Observed: 2.29 ft at 11:42PM May 15, 2022Observed: 2.25 ft at 11:48PM May 15, 2022Observed: 2.16 ft at 11:54PM May 15, 2022Observed: 2.14 ft at 12:00AM May 16, 2022Observed: 2.1 ft at 12:06AM May 16, 2022Observed: 2.04 ft at 12:12AM May 16, 2022Observed: 1.99 ft at 12:18AM May 16, 2022Observed: 1.95 ft at 12:24AM May 16, 2022Observed: 1.91 ft at 12:30AM May 16, 2022Observed: 1.89 ft at 12:36AM May 16, 2022Observed: 1.85 ft at 12:42AM May 16, 2022Observed: 1.8 ft at 12:48AM May 16, 2022Observed: 1.78 ft at 12:54AM May 16, 2022Observed: 1.75 ft at 1:00AM May 16, 2022Observed: 1.72 ft at 1:06AM May 16, 2022Observed: 1.69 ft at 1:12AM May 16, 2022Observed: 1.67 ft at 1:18AM May 16, 2022Observed: 1.64 ft at 1:24AM May 16, 2022Observed: 1.62 ft at 1:30AM May 16, 2022Observed: 1.6 ft at 1:36AM May 16, 2022Observed: 1.58 ft at 1:42AM May 16, 2022Observed: 1.55 ft at 1:48AM May 16, 2022Observed: 1.52 ft at 1:54AM May 16, 2022Observed: 1.51 ft at 2:00AM May 16, 2022Observed: 1.49 ft at 2:06AM May 16, 2022Observed: 1.46 ft at 2:12AM May 16, 2022Observed: 1.44 ft at 2:18AM May 16, 2022Observed: 1.41 ft at 2:24AM May 16, 2022Observed: 1.39 ft at 2:30AM May 16, 2022Observed: 1.36 ft at 2:36AM May 16, 2022Observed: 1.33 ft at 2:42AM May 16, 2022Observed: 1.32 ft at 2:48AM May 16, 2022Observed: 1.29 ft at 2:54AM May 16, 2022Observed: 1.3 ft at 3:00AM May 16, 2022Observed: 1.26 ft at 3:06AM May 16, 2022Observed: 1.24 ft at 3:12AM May 16, 2022Observed: 1.21 ft at 3:18AM May 16, 2022Observed: 1.21 ft at 3:24AM May 16, 2022Observed: 1.18 ft at 3:30AM May 16, 2022Observed: 1.17 ft at 3:36AM May 16, 2022Observed: 1.14 ft at 3:42AM May 16, 2022Observed: 1.12 ft at 3:48AM May 16, 2022Observed: 1.1 ft at 3:54AM May 16, 2022Observed: 1.08 ft at 4:00AM May 16, 2022Observed: 1.06 ft at 4:06AM May 16, 2022Observed: 1.07 ft at 4:12AM May 16, 2022Observed: 1.1 ft at 4:18AM May 16, 2022Observed: 1.07 ft at 4:24AM May 16, 2022Observed: 1 ft at 4:30AM May 16, 2022Observed: 0.96 ft at 4:36AM May 16, 2022Observed: 0.94 ft at 4:42AM May 16, 2022Observed: 0.92 ft at 4:48AM May 16, 2022Observed: 0.88 ft at 4:54AM May 16, 2022Observed: 0.88 ft at 5:00AM May 16, 2022Observed: 0.85 ft at 5:06AM May 16, 2022Observed: 0.87 ft at 5:12AM May 16, 2022Observed: 0.86 ft at 5:18AM May 16, 2022Observed: 0.86 ft at 5:24AM May 16, 2022Observed: 0.85 ft at 5:30AM May 16, 2022Observed: 0.85 ft at 5:36AM May 16, 2022Observed: 0.85 ft at 5:42AM May 16, 2022Observed: 0.87 ft at 5:48AM May 16, 2022Observed: 0.87 ft at 5:54AM May 16, 2022Observed: 0.88 ft at 6:00AM May 16, 2022Observed: 0.93 ft at 6:06AM May 16, 2022Observed: 0.92 ft at 6:12AM May 16, 2022Observed: 0.91 ft at 6:18AM May 16, 2022Observed: 0.97 ft at 6:24AM May 16, 2022Observed: 1.01 ft at 6:30AM May 16, 2022Observed: 1.05 ft at 6:36AM May 16, 2022Observed: 1.09 ft at 6:42AM May 16, 2022Observed: 1.13 ft at 6:48AM May 16, 2022Observed: 1.2 ft at 6:54AM May 16, 2022Observed: 1.25 ft at 7:00AM May 16, 2022Observed: 1.29 ft at 7:06AM May 16, 2022Observed: 1.35 ft at 7:12AM May 16, 2022Observed: 1.39 ft at 7:18AM May 16, 2022Observed: 1.43 ft at 7:24AM May 16, 2022Observed: 1.47 ft at 7:30AM May 16, 2022Observed: 1.51 ft at 7:36AM May 16, 2022Observed: 1.54 ft at 7:42AM May 16, 2022Observed: 1.58 ft at 7:48AM May 16, 2022Observed: 1.61 ft at 7:54AM May 16, 2022Observed: 1.65 ft at 8:00AM May 16, 2022Observed: 1.65 ft at 8:06AM May 16, 2022Observed: 1.67 ft at 8:12AM May 16, 2022Observed: 1.69 ft at 8:18AM May 16, 2022Observed: 1.71 ft at 8:24AM May 16, 2022Observed: 1.74 ft at 8:30AM May 16, 2022Observed: 1.76 ft at 8:36AM May 16, 2022Observed: 1.79 ft at 8:42AM May 16, 2022Observed: 1.82 ft at 8:48AM May 16, 2022Observed: 1.83 ft at 8:54AM May 16, 2022Observed: 1.84 ft at 9:00AM May 16, 2022Observed: 1.87 ft at 9:06AM May 16, 2022Observed: 1.92 ft at 9:12AM May 16, 2022Observed: 1.91 ft at 9:18AM May 16, 2022Observed: 1.93 ft at 9:24AM May 16, 2022Observed: 1.96 ft at 9:30AM May 16, 2022Observed: 1.99 ft at 9:36AM May 16, 2022Observed: 2 ft at 9:42AM May 16, 2022Observed: 2.02 ft at 9:48AM May 16, 2022Observed: 2.04 ft at 9:54AM May 16, 2022Observed: 2.08 ft at 10:00AM May 16, 2022Observed: 2.07 ft at 10:06AM May 16, 2022Observed: 2.03 ft at 10:12AM May 16, 2022Observed: 2.05 ft at 10:18AM May 16, 2022Observed: 2.05 ft at 10:24AM May 16, 2022Observed: 2.07 ft at 10:30AM May 16, 2022Observed: 2.12 ft at 10:36AM May 16, 2022Observed: 2.12 ft at 10:42AM May 16, 2022Observed: 2.13 ft at 10:48AM May 16, 2022Observed: 2.14 ft at 10:54AM May 16, 2022Observed: 2.13 ft at 11:00AM May 16, 2022Observed: 2.14 ft at 11:06AM May 16, 2022Observed: 2.11 ft at 11:12AM May 16, 2022Observed: 2.08 ft at 11:18AM May 16, 2022Observed: 2.05 ft at 11:24AM May 16, 2022Observed: 2.01 ft at 11:30AM May 16, 2022Observed: 1.99 ft at 11:36AM May 16, 2022Observed: 1.94 ft at 11:42AM May 16, 2022Observed: 1.9 ft at 11:48AM May 16, 2022Observed: 1.87 ft at 11:54AM May 16, 2022Observed: 1.87 ft at 12:00PM May 16, 2022Observed: 1.81 ft at 12:06PM May 16, 2022Observed: 1.72 ft at 12:12PM May 16, 2022Observed: 1.69 ft at 12:18PM May 16, 2022Observed: 1.68 ft at 12:24PM May 16, 2022Observed: 1.61 ft at 12:30PM May 16, 2022Observed: 1.58 ft at 12:36PM May 16, 2022Observed: 1.56 ft at 12:42PM May 16, 2022Observed: 1.54 ft at 12:48PM May 16, 2022Observed: 1.54 ft at 12:54PM May 16, 2022Observed: 1.52 ft at 1:00PM May 16, 2022Observed: 1.49 ft at 1:06PM May 16, 2022Observed: 1.46 ft at 1:12PM May 16, 2022Observed: 1.44 ft at 1:18PM May 16, 2022Observed: 1.44 ft at 1:24PM May 16, 2022Observed: 1.44 ft at 1:30PM May 16, 2022Observed: 1.42 ft at 1:36PM May 16, 2022Observed: 1.39 ft at 1:42PM May 16, 2022Observed: 1.38 ft at 1:48PM May 16, 2022Observed: 1.37 ft at 1:54PM May 16, 2022Observed: 1.34 ft at 2:00PM May 16, 2022Observed: 1.35 ft at 2:06PM May 16, 2022Observed: 1.31 ft at 2:12PM May 16, 2022Observed: 1.29 ft at 2:18PM May 16, 2022Observed: 1.26 ft at 2:24PM May 16, 2022Observed: 1.23 ft at 2:30PM May 16, 2022Observed: 1.22 ft at 2:36PM May 16, 2022Observed: 1.2 ft at 2:42PM May 16, 2022Observed: 1.21 ft at 2:48PM May 16, 2022Observed: 1.18 ft at 2:54PM May 16, 2022Observed: 1.15 ft at 3:00PM May 16, 2022Observed: 1.15 ft at 3:06PM May 16, 2022Observed: 1.11 ft at 3:12PM May 16, 2022Observed: 1.11 ft at 3:18PM May 16, 2022Observed: 1.08 ft at 3:24PM May 16, 2022Observed: 1.07 ft at 3:30PM May 16, 2022Observed: 1.03 ft at 3:36PM May 16, 2022Observed: 1.02 ft at 3:42PM May 16, 2022Observed: 0.95 ft at 3:48PM May 16, 2022Observed: 0.97 ft at 3:54PM May 16, 2022Observed: 0.92 ft at 4:00PM May 16, 2022Observed: 0.94 ft at 4:06PM May 16, 2022Observed: 0.92 ft at 4:12PM May 16, 2022Observed: 0.89 ft at 4:18PM May 16, 2022Observed: 0.88 ft at 4:24PM May 16, 2022Observed: 0.88 ft at 4:30PM May 16, 2022Observed: 0.86 ft at 4:36PM May 16, 2022Observed: 0.83 ft at 4:42PM May 16, 2022Observed: 0.8 ft at 4:48PM May 16, 2022Observed: 0.79 ft at 4:54PM May 16, 2022Observed: 0.78 ft at 5:00PM May 16, 2022Observed: 0.76 ft at 5:06PM May 16, 2022Observed: 0.74 ft at 5:12PM May 16, 2022Observed: 0.78 ft at 5:18PM May 16, 2022Observed: 0.8 ft at 5:24PM May 16, 2022Observed: 0.8 ft at 5:30PM May 16, 2022Observed: 0.82 ft at 5:36PM May 16, 2022Observed: 0.83 ft at 5:42PM May 16, 2022Observed: 0.87 ft at 5:48PM May 16, 2022Observed: 0.91 ft at 5:54PM May 16, 2022Observed: 0.89 ft at 6:00PM May 16, 2022Observed: 0.92 ft at 6:06PM May 16, 2022Observed: 0.95 ft at 6:12PM May 16, 2022Observed: 1 ft at 6:18PM May 16, 2022Observed: 1.06 ft at 6:24PM May 16, 2022Observed: 1.07 ft at 6:30PM May 16, 2022Observed: 1.11 ft at 6:36PM May 16, 2022Observed: 1.17 ft at 6:42PM May 16, 2022Observed: 1.22 ft at 6:48PM May 16, 2022Observed: 1.23 ft at 6:54PM May 16, 2022Observed: 1.26 ft at 7:00PM May 16, 2022Observed: 1.31 ft at 7:06PM May 16, 2022Observed: 1.33 ft at 7:12PM May 16, 2022Observed: 1.37 ft at 7:18PM May 16, 2022Observed: 1.38 ft at 7:24PM May 16, 2022Observed: 1.42 ft at 7:30PM May 16, 2022Observed: 1.45 ft at 7:36PM May 16, 2022Observed: 1.49 ft at 7:42PM May 16, 2022Observed: 1.56 ft at 7:48PM May 16, 2022Observed: 1.6 ft at 7:54PM May 16, 2022Observed: 1.64 ft at 8:00PM May 16, 2022Observed: 1.67 ft at 8:06PM May 16, 2022Observed: 1.71 ft at 8:12PM May 16, 2022Observed: 1.75 ft at 8:18PM May 16, 2022Observed: 1.81 ft at 8:24PM May 16, 2022Observed: 1.77 ft at 8:30PM May 16, 2022Observed: 1.87 ft at 8:36PM May 16, 2022Observed: 1.91 ft at 8:42PM May 16, 2022Observed: 2 ft at 8:48PM May 16, 2022Observed: 2.05 ft at 8:54PM May 16, 2022Observed: 2.08 ft at 9:00PM May 16, 2022Observed: 2.1 ft at 9:06PM May 16, 2022Observed: 2.09 ft at 9:12PM May 16, 2022Observed: 2.19 ft at 9:18PM May 16, 2022Observed: 2.16 ft at 9:24PM May 16, 2022Observed: 2.25 ft at 9:30PM May 16, 2022Observed: 2.27 ft at 9:36PM May 16, 2022Observed: 2.32 ft at 9:42PM May 16, 2022Observed: 2.34 ft at 9:48PM May 16, 2022Observed: 2.38 ft at 9:54PM May 16, 2022Observed: 2.41 ft at 10:00PM May 16, 2022Observed: 2.42 ft at 10:06PM May 16, 2022Observed: 2.45 ft at 10:12PM May 16, 2022Observed: 2.46 ft at 10:18PM May 16, 2022Observed: 2.49 ft at 10:24PM May 16, 2022Observed: 2.52 ft at 10:30PM May 16, 2022Observed: 2.54 ft at 10:36PM May 16, 2022Observed: 2.56 ft at 10:42PM May 16, 2022Observed: 2.57 ft at 10:48PM May 16, 2022Observed: 2.59 ft at 10:54PM May 16, 2022Observed: 2.6 ft at 11:00PM May 16, 2022Observed: 2.6 ft at 11:06PM May 16, 2022Observed: 2.62 ft at 11:12PM May 16, 2022Observed: 2.63 ft at 11:18PM May 16, 2022Observed: 2.62 ft at 11:24PM May 16, 2022Observed: 2.63 ft at 11:30PM May 16, 2022Highest Observation: 2.64 ft at 11:36PM May 16, 2022Highest Observation: 2.64 ft at 11:42PM May 16, 2022Highest Observation: 2.64 ft at 11:48PM May 16, 2022Observed: 2.62 ft at 11:54PM May 16, 2022Observed: 2.61 ft at 12:00AM May 17, 2022Observed: 2.61 ft at 12:06AM May 17, 2022Observed: 2.57 ft at 12:12AM May 17, 2022Observed: 2.51 ft at 12:18AM May 17, 2022Observed: 2.47 ft at 12:24AM May 17, 2022Observed: 2.47 ft at 12:30AM May 17, 2022Observed: 2.46 ft at 12:36AM May 17, 2022Observed: 2.43 ft at 12:42AM May 17, 2022Observed: 2.38 ft at 12:48AM May 17, 2022Observed: 2.31 ft at 12:54AM May 17, 2022Observed: 2.24 ft at 1:00AM May 17, 2022Observed: 2.26 ft at 1:06AM May 17, 2022Observed: 2.17 ft at 1:12AM May 17, 2022Observed: 2.18 ft at 1:18AM May 17, 2022Observed: 2.14 ft at 1:24AM May 17, 2022Observed: 2.09 ft at 1:30AM May 17, 2022Observed: 2.06 ft at 1:36AM May 17, 2022Observed: 2 ft at 1:42AM May 17, 2022Observed: 1.92 ft at 1:48AM May 17, 2022Observed: 1.91 ft at 1:54AM May 17, 2022Observed: 1.93 ft at 2:00AM May 17, 2022Observed: 1.84 ft at 2:06AM May 17, 2022Observed: 1.79 ft at 2:12AM May 17, 2022Observed: 1.76 ft at 2:18AM May 17, 2022Observed: 1.72 ft at 2:24AM May 17, 2022Observed: 1.68 ft at 2:30AM May 17, 2022Observed: 1.65 ft at 2:36AM May 17, 2022Observed: 1.62 ft at 2:42AM May 17, 2022Observed: 1.6 ft at 2:48AM May 17, 2022Observed: 1.58 ft at 2:54AM May 17, 2022Observed: 1.55 ft at 3:00AM May 17, 2022Observed: 1.54 ft at 3:06AM May 17, 2022Observed: 1.5 ft at 3:12AM May 17, 2022Observed: 1.46 ft at 3:18AM May 17, 2022Observed: 1.44 ft at 3:24AM May 17, 2022Observed: 1.41 ft at 3:30AM May 17, 2022Observed: 1.4 ft at 3:36AM May 17, 2022Observed: 1.38 ft at 3:42AM May 17, 2022Observed: 1.35 ft at 3:48AM May 17, 2022Observed: 1.33 ft at 3:54AM May 17, 2022Observed: 1.33 ft at 4:00AM May 17, 2022USGS--Water Resources of the United StatesLNDN6(plotting HMIRG) Graph Created (4:46AM May 17, 2022)ObservedLatest observed value: 1.33 ft at 4:00 AM EDT 17-May-2022. Flood Stage is 3.1 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Great South Bay at Lindenhurst (IN MLLW). Only observed stages are available for this point.

Vertical Datum references a tidal datum (MLLW). For more information click on USGS link below.

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Flood Categories (in feet)
Major Flood Stage: 4.1
Moderate Flood Stage: 3.6
Flood Stage: 3.1
Action Stage: 2.8
Low Stage (in feet): -1.8

Historic Crests
(1) 7.73 ft on 10/29/2012
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(P): Preliminary values subject to further review.

Recent Crests
(1) 4.14 ft on 11/08/2012
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(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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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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Latitude: 40.669100° N, Longitude: 73.356100° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 3.1 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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Gage data and forecast are in feet NGVD29
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Hydrologic Resources Additional Resources
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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
Upton Weather Forecast Office
175 Brookhaven Ave. Bldg. NWS-1
Upton, NY 11973
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Page last modified: 2-Nov-2020 7:30 PM
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