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Hydrograph River at a Glance Download
North Branch Chicago River at Chicago (Grand Ave) Stage (ft)Observed: -2.2 ft at 11:30PM May 11, 2024Observed: -2.19 ft at 11:35PM May 11, 2024Observed: -2.2 ft at 11:40PM May 11, 2024Observed: -2.21 ft at 11:45PM May 11, 2024Observed: -2.18 ft at 11:50PM May 11, 2024Observed: -2.2 ft at 11:55PM May 11, 2024Observed: -2.21 ft at 12:00AM May 12, 2024Observed: -2.21 ft at 12:05AM May 12, 2024Observed: -2.22 ft at 12:10AM May 12, 2024Observed: -2.22 ft at 12:15AM May 12, 2024Observed: -2.22 ft at 12:20AM May 12, 2024Observed: -2.23 ft at 12:25AM May 12, 2024Observed: -2.24 ft at 12:30AM May 12, 2024Observed: -2.23 ft at 12:35AM May 12, 2024Observed: -2.22 ft at 12:40AM May 12, 2024Observed: -2.23 ft at 12:45AM May 12, 2024Observed: -2.23 ft at 12:50AM May 12, 2024Observed: -2.23 ft at 12:55AM May 12, 2024Observed: -2.24 ft at 1:00AM May 12, 2024Observed: -2.23 ft at 1:05AM May 12, 2024Observed: -2.2 ft at 1:10AM May 12, 2024Observed: -2.22 ft at 1:15AM May 12, 2024Observed: -2.21 ft at 1:20AM May 12, 2024Observed: -2.26 ft at 1:25AM May 12, 2024Observed: -2.24 ft at 1:30AM May 12, 2024Observed: -2.22 ft at 1:35AM May 12, 2024Observed: -2.22 ft at 1:40AM May 12, 2024Observed: -2.28 ft at 1:45AM May 12, 2024Observed: -2.25 ft at 1:50AM May 12, 2024Observed: -2.24 ft at 1:55AM May 12, 2024Observed: -2.27 ft at 2:00AM May 12, 2024Observed: -2.25 ft at 2:05AM May 12, 2024Observed: -2.26 ft at 2:10AM May 12, 2024Observed: -2.27 ft at 2:15AM May 12, 2024Observed: -2.26 ft at 2:20AM May 12, 2024Observed: -2.26 ft at 2:25AM May 12, 2024Observed: -2.28 ft at 2:30AM May 12, 2024Observed: -2.27 ft at 2:35AM May 12, 2024Observed: -2.28 ft at 2:40AM May 12, 2024Observed: -2.28 ft at 2:45AM May 12, 2024Observed: -2.28 ft at 2:50AM May 12, 2024Observed: -2.29 ft at 2:55AM May 12, 2024Observed: -2.3 ft at 3:00AM May 12, 2024Observed: -2.3 ft at 3:05AM May 12, 2024Observed: -2.3 ft at 3:10AM May 12, 2024Observed: -2.32 ft at 3:15AM May 12, 2024Observed: -2.32 ft at 3:20AM May 12, 2024Observed: -2.34 ft at 3:25AM May 12, 2024Observed: -2.34 ft at 3:30AM May 12, 2024Observed: -2.35 ft at 3:35AM May 12, 2024Observed: -2.34 ft at 3:40AM May 12, 2024Observed: -2.36 ft at 3:45AM May 12, 2024Observed: -2.36 ft at 3:50AM May 12, 2024Observed: -2.35 ft at 3:55AM May 12, 2024Observed: -2.36 ft at 4:00AM May 12, 2024Observed: -2.35 ft at 4:05AM May 12, 2024Observed: -2.35 ft at 4:10AM May 12, 2024Observed: -2.36 ft at 4:15AM May 12, 2024Observed: -2.36 ft at 4:20AM May 12, 2024Observed: -2.36 ft at 4:25AM May 12, 2024Observed: -2.37 ft at 4:30AM May 12, 2024Observed: -2.37 ft at 4:35AM May 12, 2024Observed: -2.38 ft at 4:40AM May 12, 2024Observed: -2.38 ft at 4:45AM May 12, 2024Observed: -2.38 ft at 4:50AM May 12, 2024Observed: -2.39 ft at 4:55AM May 12, 2024Observed: -2.4 ft at 5:00AM May 12, 2024Observed: -2.4 ft at 5:05AM May 12, 2024Observed: -2.4 ft at 5:10AM May 12, 2024Observed: -2.41 ft at 5:15AM May 12, 2024Observed: -2.41 ft at 5:20AM May 12, 2024Observed: -2.41 ft at 5:25AM May 12, 2024Observed: -2.41 ft at 5:30AM May 12, 2024Observed: -2.41 ft at 5:35AM May 12, 2024Observed: -2.42 ft at 5:40AM May 12, 2024Observed: -2.42 ft at 5:45AM May 12, 2024Observed: -2.42 ft at 5:50AM May 12, 2024Observed: -2.43 ft at 5:55AM May 12, 2024Observed: -2.43 ft at 6:00AM May 12, 2024Observed: -2.43 ft at 6:05AM May 12, 2024Observed: -2.44 ft at 6:10AM May 12, 2024Observed: -2.42 ft at 6:15AM May 12, 2024Observed: -2.45 ft at 6:20AM May 12, 2024Observed: -2.43 ft at 6:25AM May 12, 2024Observed: -2.44 ft at 6:30AM May 12, 2024Observed: -2.43 ft at 6:35AM May 12, 2024Observed: -2.45 ft at 6:40AM May 12, 2024Observed: -2.45 ft at 6:45AM May 12, 2024Observed: -2.45 ft at 6:50AM May 12, 2024Observed: -2.45 ft at 6:55AM May 12, 2024Observed: -2.46 ft at 7:00AM May 12, 2024Observed: -2.46 ft at 7:05AM May 12, 2024Observed: -2.47 ft at 7:10AM May 12, 2024Observed: -2.46 ft at 7:15AM May 12, 2024Observed: -2.47 ft at 7:20AM May 12, 2024Observed: -2.46 ft at 7:25AM May 12, 2024Observed: -2.46 ft at 7:30AM May 12, 2024Observed: -2.45 ft at 7:35AM May 12, 2024Observed: -2.44 ft at 7:40AM May 12, 2024Observed: -2.42 ft at 7:45AM May 12, 2024Observed: -2.42 ft at 7:50AM May 12, 2024Observed: -2.4 ft at 7:55AM May 12, 2024Observed: -2.39 ft at 8:00AM May 12, 2024Observed: -2.38 ft at 8:05AM May 12, 2024Observed: -2.38 ft at 8:10AM May 12, 2024Observed: -2.37 ft at 8:15AM May 12, 2024Observed: -2.36 ft at 8:20AM May 12, 2024Observed: -2.36 ft at 8:25AM May 12, 2024Observed: -2.34 ft at 8:30AM May 12, 2024Observed: -2.34 ft at 8:35AM May 12, 2024Observed: -2.34 ft at 8:40AM May 12, 2024Observed: -2.33 ft at 8:45AM May 12, 2024Observed: -2.33 ft at 8:50AM May 12, 2024Observed: -2.33 ft at 8:55AM May 12, 2024Observed: -2.32 ft at 9:00AM May 12, 2024Observed: -2.31 ft at 9:05AM May 12, 2024Observed: -2.31 ft at 9:10AM May 12, 2024Observed: -2.31 ft at 9:15AM May 12, 2024Observed: -2.29 ft at 9:20AM May 12, 2024Observed: -2.31 ft at 9:25AM May 12, 2024Observed: -2.29 ft at 9:30AM May 12, 2024Observed: -2.28 ft at 9:35AM May 12, 2024Observed: -2.28 ft at 9:40AM May 12, 2024Observed: -2.28 ft at 9:45AM May 12, 2024Observed: -2.29 ft at 9:50AM May 12, 2024Observed: -2.29 ft at 9:55AM May 12, 2024Observed: -2.24 ft at 10:00AM May 12, 2024Observed: -2.27 ft at 10:05AM May 12, 2024Observed: -2.29 ft at 10:10AM May 12, 2024Observed: -2.28 ft at 10:15AM May 12, 2024Observed: -2.27 ft at 10:20AM May 12, 2024Observed: -2.23 ft at 10:25AM May 12, 2024Observed: -2.26 ft at 10:30AM May 12, 2024Observed: -2.29 ft at 10:35AM May 12, 2024Observed: -2.3 ft at 10:40AM May 12, 2024Observed: -2.26 ft at 10:45AM May 12, 2024Observed: -2.26 ft at 10:50AM May 12, 2024Observed: -2.37 ft at 10:55AM May 12, 2024Observed: -2.28 ft at 11:00AM May 12, 2024Observed: -2.26 ft at 11:05AM May 12, 2024Observed: -2.3 ft at 11:10AM May 12, 2024Observed: -2.27 ft at 11:15AM May 12, 2024Observed: -2.24 ft at 11:20AM May 12, 2024Observed: -2.27 ft at 11:25AM May 12, 2024Observed: -2.29 ft at 11:30AM May 12, 2024Observed: -2.26 ft at 11:35AM May 12, 2024Observed: -2.24 ft at 11:40AM May 12, 2024Observed: -2.28 ft at 11:45AM May 12, 2024Observed: -2.22 ft at 11:50AM May 12, 2024Observed: -2.24 ft at 11:55AM May 12, 2024Observed: -2.29 ft at 12:00PM May 12, 2024Observed: -2.24 ft at 12:05PM May 12, 2024Observed: -2.24 ft at 12:10PM May 12, 2024Observed: -2.26 ft at 12:15PM May 12, 2024Observed: -2.22 ft at 12:20PM May 12, 2024Observed: -2.24 ft at 12:25PM May 12, 2024Observed: -2.25 ft at 12:30PM May 12, 2024Observed: -2.24 ft at 12:35PM May 12, 2024Observed: -2.22 ft at 12:40PM May 12, 2024Observed: -2.23 ft at 12:45PM May 12, 2024Observed: -2.24 ft at 12:50PM May 12, 2024Observed: -2.19 ft at 12:55PM May 12, 2024Observed: -2.19 ft at 1:00PM May 12, 2024Observed: -2.22 ft at 1:05PM May 12, 2024Observed: -2.2 ft at 1:10PM May 12, 2024Observed: -2.22 ft at 1:15PM May 12, 2024Observed: -2.2 ft at 1:20PM May 12, 2024Observed: -2.21 ft at 1:25PM May 12, 2024Observed: -2.12 ft at 1:30PM May 12, 2024Observed: -2.12 ft at 1:35PM May 12, 2024Observed: -2.12 ft at 1:40PM May 12, 2024Observed: -2.11 ft at 1:45PM May 12, 2024Observed: -2.09 ft at 1:50PM May 12, 2024Observed: -2.08 ft at 1:55PM May 12, 2024Observed: -2.05 ft at 2:00PM May 12, 2024Observed: -2.01 ft at 2:05PM May 12, 2024Observed: -2.02 ft at 2:10PM May 12, 2024Observed: -2.02 ft at 2:15PM May 12, 2024Observed: -2.02 ft at 2:20PM May 12, 2024Observed: -2.03 ft at 2:25PM May 12, 2024Observed: -1.99 ft at 2:30PM May 12, 2024Observed: -2.02 ft at 2:35PM May 12, 2024Observed: -2 ft at 2:40PM May 12, 2024Observed: -2 ft at 2:45PM May 12, 2024Observed: -2.04 ft at 2:50PM May 12, 2024Observed: -2.02 ft at 2:55PM May 12, 2024Observed: -2.02 ft at 3:00PM May 12, 2024Observed: -2.03 ft at 3:05PM May 12, 2024Observed: -2 ft at 3:10PM May 12, 2024Observed: -1.98 ft at 3:15PM May 12, 2024Observed: -1.98 ft at 3:20PM May 12, 2024Observed: -1.97 ft at 3:25PM May 12, 2024Observed: -1.94 ft at 3:30PM May 12, 2024Observed: -1.95 ft at 3:35PM May 12, 2024Observed: -1.93 ft at 3:40PM May 12, 2024Observed: -1.94 ft at 3:45PM May 12, 2024Observed: -1.88 ft at 3:50PM May 12, 2024Observed: -1.94 ft at 3:55PM May 12, 2024Observed: -1.96 ft at 4:00PM May 12, 2024Observed: -1.91 ft at 4:05PM May 12, 2024Observed: -1.94 ft at 4:10PM May 12, 2024Observed: -1.94 ft at 4:15PM May 12, 2024Observed: -1.92 ft at 4:20PM May 12, 2024Observed: -1.89 ft at 4:25PM May 12, 2024Observed: -1.87 ft at 4:30PM May 12, 2024Observed: -1.9 ft at 4:35PM May 12, 2024Observed: -1.88 ft at 4:40PM May 12, 2024Observed: -1.88 ft at 4:45PM May 12, 2024Observed: -1.9 ft at 4:50PM May 12, 2024Observed: -1.84 ft at 4:55PM May 12, 2024Observed: -1.86 ft at 5:00PM May 12, 2024Observed: -1.86 ft at 5:05PM May 12, 2024Observed: -1.85 ft at 5:10PM May 12, 2024Observed: -1.84 ft at 5:15PM May 12, 2024Observed: -1.84 ft at 5:20PM May 12, 2024Observed: -1.83 ft at 5:25PM May 12, 2024Observed: -1.82 ft at 5:30PM May 12, 2024Observed: -1.82 ft at 5:35PM May 12, 2024Observed: -1.76 ft at 5:40PM May 12, 2024Observed: -1.82 ft at 5:45PM May 12, 2024Observed: -1.78 ft at 5:50PM May 12, 2024Observed: -1.8 ft at 5:55PM May 12, 2024Observed: -1.79 ft at 6:00PM May 12, 2024Observed: -1.8 ft at 6:05PM May 12, 2024Observed: -1.77 ft at 6:10PM May 12, 2024Observed: -1.79 ft at 6:15PM May 12, 2024Observed: -1.75 ft at 6:20PM May 12, 2024Observed: -1.78 ft at 6:25PM May 12, 2024Observed: -1.78 ft at 6:30PM May 12, 2024Observed: -1.76 ft at 6:35PM May 12, 2024Observed: -1.77 ft at 6:40PM May 12, 2024Observed: -1.79 ft at 6:45PM May 12, 2024Observed: -1.72 ft at 6:50PM May 12, 2024Observed: -1.74 ft at 6:55PM May 12, 2024Observed: -1.75 ft at 7:00PM May 12, 2024Observed: -1.74 ft at 7:05PM May 12, 2024Observed: -1.75 ft at 7:10PM May 12, 2024Observed: -1.77 ft at 7:15PM May 12, 2024Observed: -1.75 ft at 7:20PM May 12, 2024Observed: -1.76 ft at 7:25PM May 12, 2024Observed: -1.76 ft at 7:30PM May 12, 2024Observed: -1.78 ft at 7:35PM May 12, 2024Observed: -1.81 ft at 7:40PM May 12, 2024Observed: -1.81 ft at 7:45PM May 12, 2024Observed: -1.8 ft at 7:50PM May 12, 2024Observed: -1.83 ft at 7:55PM May 12, 2024Observed: -1.83 ft at 8:00PM May 12, 2024Observed: -1.78 ft at 8:05PM May 12, 2024Observed: -1.83 ft at 8:10PM May 12, 2024Observed: -1.83 ft at 8:15PM May 12, 2024Observed: -1.83 ft at 8:20PM May 12, 2024Observed: -1.84 ft at 8:25PM May 12, 2024Observed: -1.83 ft at 8:30PM May 12, 2024Observed: -1.82 ft at 8:35PM May 12, 2024Observed: -1.83 ft at 8:40PM May 12, 2024Observed: -1.84 ft at 8:45PM May 12, 2024Observed: -1.84 ft at 8:50PM May 12, 2024Observed: -1.86 ft at 8:55PM May 12, 2024Observed: -1.83 ft at 9:00PM May 12, 2024Observed: -1.83 ft at 9:05PM May 12, 2024Observed: -1.84 ft at 9:10PM May 12, 2024Observed: -1.77 ft at 9:15PM May 12, 2024Observed: -1.81 ft at 9:20PM May 12, 2024Observed: -1.85 ft at 9:25PM May 12, 2024Observed: -1.81 ft at 9:30PM May 12, 2024Observed: -1.83 ft at 9:35PM May 12, 2024Observed: -1.84 ft at 9:40PM May 12, 2024Observed: -1.83 ft at 9:45PM May 12, 2024Observed: -1.81 ft at 9:50PM May 12, 2024Observed: -1.82 ft at 9:55PM May 12, 2024Observed: -1.81 ft at 10:00PM May 12, 2024Observed: -1.77 ft at 10:05PM May 12, 2024Observed: -1.8 ft at 10:10PM May 12, 2024Observed: -1.84 ft at 10:15PM May 12, 2024Observed: -1.82 ft at 10:20PM May 12, 2024Observed: -1.84 ft at 10:25PM May 12, 2024Observed: -1.83 ft at 10:30PM May 12, 2024Observed: -1.86 ft at 10:35PM May 12, 2024Observed: -1.85 ft at 10:40PM May 12, 2024Observed: -1.89 ft at 10:45PM May 12, 2024Observed: -1.85 ft at 10:50PM May 12, 2024Observed: -1.83 ft at 10:55PM May 12, 2024Observed: -1.88 ft at 11:00PM May 12, 2024Observed: -1.88 ft at 11:05PM May 12, 2024Observed: -1.86 ft at 11:10PM May 12, 2024Observed: -1.89 ft at 11:15PM May 12, 2024Observed: -1.91 ft at 11:20PM May 12, 2024Observed: -1.88 ft at 11:25PM May 12, 2024Observed: -1.91 ft at 11:30PM May 12, 2024Observed: -1.92 ft at 11:35PM May 12, 2024Observed: -1.91 ft at 11:40PM May 12, 2024Observed: -1.92 ft at 11:45PM May 12, 2024Observed: -1.93 ft at 11:50PM May 12, 2024Observed: -1.92 ft at 11:55PM May 12, 2024Observed: -1.95 ft at 12:00AM May 13, 2024Observed: -1.94 ft at 12:05AM May 13, 2024Observed: -1.95 ft at 12:10AM May 13, 2024Observed: -1.97 ft at 12:15AM May 13, 2024Observed: -1.97 ft at 12:20AM May 13, 2024Observed: -1.96 ft at 12:25AM May 13, 2024Observed: -1.95 ft at 12:30AM May 13, 2024Observed: -1.95 ft at 12:35AM May 13, 2024Observed: -1.95 ft at 12:40AM May 13, 2024Observed: -1.95 ft at 12:45AM May 13, 2024Observed: -1.95 ft at 12:50AM May 13, 2024Observed: -1.96 ft at 12:55AM May 13, 2024Observed: -1.96 ft at 1:00AM May 13, 2024Observed: -1.96 ft at 1:05AM May 13, 2024Observed: -1.96 ft at 1:10AM May 13, 2024Observed: -1.96 ft at 1:15AM May 13, 2024Observed: -1.97 ft at 1:20AM May 13, 2024Observed: -1.97 ft at 1:25AM May 13, 2024Observed: -1.97 ft at 1:30AM May 13, 2024Observed: -1.97 ft at 1:35AM May 13, 2024Observed: -1.98 ft at 1:40AM May 13, 2024Observed: -1.97 ft at 1:45AM May 13, 2024Observed: -1.98 ft at 1:50AM May 13, 2024Observed: -1.98 ft at 1:55AM May 13, 2024Observed: -1.98 ft at 2:00AM May 13, 2024Observed: -1.98 ft at 2:05AM May 13, 2024Observed: -1.98 ft at 2:10AM May 13, 2024Observed: -1.98 ft at 2:15AM May 13, 2024Observed: -1.99 ft at 2:20AM May 13, 2024Observed: -1.99 ft at 2:25AM May 13, 2024Observed: -1.99 ft at 2:30AM May 13, 2024Observed: -2 ft at 2:35AM May 13, 2024Observed: -2.01 ft at 2:40AM May 13, 2024Observed: -2.01 ft at 2:45AM May 13, 2024Observed: -2.01 ft at 2:50AM May 13, 2024Observed: -2.02 ft at 2:55AM May 13, 2024Observed: -2.02 ft at 3:00AM May 13, 2024Observed: -2.02 ft at 3:05AM May 13, 2024Observed: -2.02 ft at 3:10AM May 13, 2024Observed: -2.02 ft at 3:15AM May 13, 2024Observed: -2 ft at 3:20AM May 13, 2024Observed: -2 ft at 3:25AM May 13, 2024Observed: -1.99 ft at 3:30AM May 13, 2024Observed: -1.98 ft at 3:35AM May 13, 2024Observed: -1.98 ft at 3:40AM May 13, 2024Observed: -1.98 ft at 3:45AM May 13, 2024Observed: -1.97 ft at 3:50AM May 13, 2024Observed: -1.98 ft at 3:55AM May 13, 2024Observed: -1.97 ft at 4:00AM May 13, 2024Observed: -1.96 ft at 4:05AM May 13, 2024Observed: -1.97 ft at 4:10AM May 13, 2024Observed: -1.97 ft at 4:15AM May 13, 2024Observed: -1.97 ft at 4:20AM May 13, 2024Observed: -1.95 ft at 4:25AM May 13, 2024Observed: -1.95 ft at 4:30AM May 13, 2024Observed: -1.96 ft at 4:35AM May 13, 2024Observed: -1.94 ft at 4:40AM May 13, 2024Observed: -1.95 ft at 4:45AM May 13, 2024Observed: -1.94 ft at 4:50AM May 13, 2024Observed: -1.94 ft at 4:55AM May 13, 2024Observed: -1.94 ft at 5:00AM May 13, 2024Observed: -1.94 ft at 5:05AM May 13, 2024Observed: -1.94 ft at 5:10AM May 13, 2024Observed: -1.94 ft at 5:15AM May 13, 2024Observed: -1.94 ft at 5:20AM May 13, 2024Observed: -1.94 ft at 5:25AM May 13, 2024Observed: -1.94 ft at 5:30AM May 13, 2024Observed: -1.94 ft at 5:35AM May 13, 2024Observed: -1.94 ft at 5:40AM May 13, 2024Observed: -1.94 ft at 5:45AM May 13, 2024Observed: -1.94 ft at 5:50AM May 13, 2024Observed: -1.94 ft at 5:55AM May 13, 2024Observed: -1.95 ft at 6:00AM May 13, 2024Observed: -1.96 ft at 6:05AM May 13, 2024Observed: -1.95 ft at 6:10AM May 13, 2024Observed: -1.96 ft at 6:15AM May 13, 2024Observed: -1.96 ft at 6:20AM May 13, 2024Observed: -1.97 ft at 6:25AM May 13, 2024Observed: -1.96 ft at 6:30AM May 13, 2024Observed: -1.95 ft at 6:35AM May 13, 2024Observed: -1.96 ft at 6:40AM May 13, 2024Observed: -1.97 ft at 6:45AM May 13, 2024Observed: -1.97 ft at 6:50AM May 13, 2024Observed: -1.99 ft at 6:55AM May 13, 2024Observed: -1.99 ft at 7:00AM May 13, 2024Observed: -2 ft at 7:05AM May 13, 2024Observed: -2.01 ft at 7:10AM May 13, 2024Observed: -2.01 ft at 7:15AM May 13, 2024Observed: -2.01 ft at 7:20AM May 13, 2024Observed: -2.01 ft at 7:25AM May 13, 2024Observed: -2.02 ft at 7:30AM May 13, 2024Observed: -2 ft at 7:35AM May 13, 2024Observed: -2.04 ft at 7:40AM May 13, 2024Observed: -2.03 ft at 7:45AM May 13, 2024Observed: -2.02 ft at 7:50AM May 13, 2024Observed: -2.04 ft at 7:55AM May 13, 2024Observed: -2.02 ft at 8:00AM May 13, 2024Observed: -2.04 ft at 8:05AM May 13, 2024Observed: -2.05 ft at 8:10AM May 13, 2024Observed: -2.05 ft at 8:15AM May 13, 2024Observed: -2.06 ft at 8:20AM May 13, 2024Observed: -2.06 ft at 8:25AM May 13, 2024Observed: -2.06 ft at 8:30AM May 13, 2024Observed: -2.06 ft at 8:35AM May 13, 2024Observed: -2.07 ft at 8:40AM May 13, 2024Observed: -2.04 ft at 8:45AM May 13, 2024Observed: -2.04 ft at 8:50AM May 13, 2024Observed: -2.03 ft at 8:55AM May 13, 2024Observed: -2.02 ft at 9:00AM May 13, 2024Observed: -2.02 ft at 9:05AM May 13, 2024Observed: -2.02 ft at 9:10AM May 13, 2024Observed: -2.02 ft at 9:15AM May 13, 2024Observed: -2.02 ft at 9:20AM May 13, 2024Observed: -2.02 ft at 9:25AM May 13, 2024Observed: -2.01 ft at 9:30AM May 13, 2024Observed: -2.01 ft at 9:35AM May 13, 2024Observed: -2 ft at 9:40AM May 13, 2024Observed: -2.01 ft at 9:45AM 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2024Observed: -2.64 ft at 11:55PM May 13, 2024Observed: -2.65 ft at 12:00AM May 14, 2024Observed: -2.61 ft at 12:05AM May 14, 2024Observed: -2.62 ft at 12:10AM May 14, 2024Observed: -2.61 ft at 12:15AM May 14, 2024Observed: -2.62 ft at 12:20AM May 14, 2024Observed: -2.64 ft at 12:25AM May 14, 2024Observed: -2.64 ft at 12:30AM May 14, 2024Observed: -2.63 ft at 12:35AM May 14, 2024Observed: -2.62 ft at 12:40AM May 14, 2024Observed: -2.62 ft at 12:45AM May 14, 2024Observed: -2.62 ft at 12:50AM May 14, 2024Observed: -2.64 ft at 12:55AM May 14, 2024Observed: -2.61 ft at 1:00AM May 14, 2024Observed: -2.62 ft at 1:05AM May 14, 2024Observed: -2.61 ft at 1:10AM May 14, 2024Observed: -2.61 ft at 1:15AM May 14, 2024Observed: -2.61 ft at 1:20AM May 14, 2024Observed: -2.59 ft at 1:25AM May 14, 2024Observed: -2.6 ft at 1:30AM May 14, 2024Observed: -2.6 ft at 1:35AM May 14, 2024Observed: -2.6 ft at 1:40AM May 14, 2024Observed: -2.61 ft at 1:45AM May 14, 2024Observed: -2.6 ft at 1:50AM May 14, 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5:55AM May 14, 2024Observed: -2.67 ft at 6:00AM May 14, 2024Observed: -2.69 ft at 6:05AM May 14, 2024Observed: -2.68 ft at 6:10AM May 14, 2024Observed: -2.69 ft at 6:15AM May 14, 2024Observed: -2.68 ft at 6:20AM May 14, 2024Observed: -2.67 ft at 6:25AM May 14, 2024Observed: -2.68 ft at 6:30AM May 14, 2024Observed: -2.68 ft at 6:35AM May 14, 2024Observed: -2.66 ft at 6:40AM May 14, 2024Observed: -2.67 ft at 6:45AM May 14, 2024Observed: -2.67 ft at 6:50AM May 14, 2024Observed: -2.67 ft at 6:55AM May 14, 2024Observed: -2.68 ft at 7:00AM May 14, 2024Observed: -2.68 ft at 7:05AM May 14, 2024Observed: -2.68 ft at 7:10AM May 14, 2024Observed: -2.68 ft at 7:15AM May 14, 2024Observed: -2.68 ft at 7:20AM May 14, 2024Observed: -2.69 ft at 7:25AM May 14, 2024Observed: -2.69 ft at 7:30AM May 14, 2024Observed: -2.69 ft at 7:35AM May 14, 2024Observed: -2.69 ft at 7:40AM May 14, 2024Observed: -2.68 ft at 7:45AM May 14, 2024Observed: -2.68 ft at 7:50AM May 14, 2024Observed: -2.68 ft at 7:55AM May 14, 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2024Observed: -2.26 ft at 2:00PM May 14, 2024Observed: -2.24 ft at 2:05PM May 14, 2024Observed: -2.25 ft at 2:10PM May 14, 2024Observed: -2.18 ft at 2:15PM May 14, 2024Observed: -2.2 ft at 2:20PM May 14, 2024Observed: -2.2 ft at 2:25PM May 14, 2024Observed: -2.21 ft at 2:30PM May 14, 2024Observed: -2.16 ft at 2:35PM May 14, 2024Observed: -2.19 ft at 2:40PM May 14, 2024Observed: -2.16 ft at 2:45PM May 14, 2024Observed: -2.17 ft at 2:50PM May 14, 2024Observed: -2.15 ft at 2:55PM May 14, 2024Observed: -2.12 ft at 3:00PM May 14, 2024Observed: -2.09 ft at 3:05PM May 14, 2024Observed: -2.09 ft at 3:10PM May 14, 2024Observed: -2.08 ft at 3:15PM May 14, 2024Observed: -2.09 ft at 3:20PM May 14, 2024Observed: -2.08 ft at 3:25PM May 14, 2024Observed: -2.02 ft at 3:30PM May 14, 2024Observed: -2.05 ft at 3:35PM May 14, 2024Observed: -2.05 ft at 3:40PM May 14, 2024Observed: -2.06 ft at 3:45PM May 14, 2024Observed: -2 ft at 3:50PM May 14, 2024Observed: -2.04 ft at 3:55PM May 14, 2024Observed: -2.03 ft at 4:00PM May 14, 2024Observed: -2.04 ft at 4:05PM May 14, 2024Observed: -2.02 ft at 4:10PM May 14, 2024Observed: -2.04 ft at 4:15PM May 14, 2024Observed: -2.01 ft at 4:20PM May 14, 2024Observed: -2.02 ft at 4:25PM May 14, 2024Observed: -2.03 ft at 4:30PM May 14, 2024Observed: -2.02 ft at 4:35PM May 14, 2024Observed: -1.97 ft at 4:40PM May 14, 2024Observed: -1.99 ft at 4:45PM May 14, 2024Observed: -2.03 ft at 4:50PM May 14, 2024Observed: -2.01 ft at 4:55PM May 14, 2024Observed: -1.99 ft at 5:00PM May 14, 2024Observed: -1.99 ft at 5:05PM May 14, 2024Observed: -1.96 ft at 5:10PM May 14, 2024Observed: -1.99 ft at 5:15PM May 14, 2024Observed: -1.96 ft at 5:20PM May 14, 2024Observed: -2.03 ft at 5:25PM May 14, 2024Observed: -1.97 ft at 5:30PM May 14, 2024Observed: -2.01 ft at 5:35PM May 14, 2024Observed: -2.08 ft at 5:40PM May 14, 2024Observed: -2.1 ft at 5:45PM May 14, 2024Observed: -2.08 ft at 5:50PM May 14, 2024Observed: -2.1 ft at 5:55PM May 14, 2024Observed: -2.13 ft at 6:00PM May 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-2.19 ft at 8:05PM May 14, 2024Observed: -2.14 ft at 8:10PM May 14, 2024Observed: -2.15 ft at 8:15PM May 14, 2024Observed: -2.1 ft at 8:20PM May 14, 2024Observed: -2.13 ft at 8:25PM May 14, 2024Observed: -2.12 ft at 8:30PM May 14, 2024Observed: -2.09 ft at 8:35PM May 14, 2024Observed: -2.11 ft at 8:40PM May 14, 2024Observed: -2.1 ft at 8:45PM May 14, 2024Observed: -2.11 ft at 8:50PM May 14, 2024Observed: -2.16 ft at 8:55PM May 14, 2024Observed: -2.14 ft at 9:00PM May 14, 2024Observed: -2.09 ft at 9:05PM May 14, 2024Observed: -2.16 ft at 9:10PM May 14, 2024Observed: -2.11 ft at 9:15PM May 14, 2024Observed: -2.08 ft at 9:20PM May 14, 2024Observed: -2.11 ft at 9:25PM May 14, 2024Observed: -2.08 ft at 9:30PM May 14, 2024Observed: -1.92 ft at 9:35PM May 14, 2024Observed: -2.03 ft at 9:40PM May 14, 2024Observed: -2.13 ft at 9:45PM May 14, 2024Observed: -2.09 ft at 9:50PM May 14, 2024Observed: -2.15 ft at 9:55PM May 14, 2024Observed: -2.14 ft at 10:00PM May 14, 2024Observed: -2.08 ft at 10:05PM May 14, 2024Observed: -2.21 ft at 10:10PM May 14, 2024Observed: -2.18 ft at 10:15PM May 14, 2024Observed: -2.15 ft at 10:20PM May 14, 2024Observed: -2.18 ft at 10:25PM May 14, 2024Observed: -2.17 ft at 10:30PM May 14, 2024Observed: -2.14 ft at 10:35PM May 14, 2024Observed: -2.12 ft at 10:40PM May 14, 2024Observed: -2.13 ft at 10:45PM May 14, 2024Observed: -2.13 ft at 10:50PM May 14, 2024Observed: -2.13 ft at 10:55PM May 14, 2024Observed: -2.12 ft at 11:00PM May 14, 2024Observed: -2.15 ft at 11:05PM May 14, 2024Observed: -2.13 ft at 11:10PM May 14, 2024Observed: -2.13 ft at 11:15PM May 14, 2024Observed: -2.16 ft at 11:20PM May 14, 2024Observed: -2.13 ft at 11:25PM May 14, 2024Observed: -2.11 ft at 11:30PM May 14, 2024Observed: -2.18 ft at 11:35PM May 14, 2024Observed: -2.17 ft at 11:40PM May 14, 2024Observed: -2.16 ft at 11:45PM May 14, 2024Observed: -2.2 ft at 11:50PM May 14, 2024Observed: -2.21 ft at 11:55PM May 14, 2024Observed: -2.21 ft at 12:00AM May 15, 2024Observed: -2.2 ft at 12:05AM May 15, 2024Observed: -2.2 ft at 12:10AM May 15, 2024Observed: -2.18 ft at 12:15AM May 15, 2024Observed: -2.18 ft at 12:20AM May 15, 2024Observed: -2.16 ft at 12:25AM May 15, 2024Observed: -2.16 ft at 12:30AM May 15, 2024Observed: -2.15 ft at 12:35AM May 15, 2024Observed: -2.15 ft at 12:40AM May 15, 2024Observed: -2.15 ft at 12:45AM May 15, 2024Observed: -2.15 ft at 12:50AM May 15, 2024Observed: -2.14 ft at 12:55AM May 15, 2024Observed: -2.14 ft at 1:00AM May 15, 2024Observed: -2.15 ft at 1:05AM May 15, 2024Observed: -2.15 ft at 1:10AM May 15, 2024Observed: -2.15 ft at 1:15AM May 15, 2024Observed: -2.14 ft at 1:20AM May 15, 2024Observed: -2.14 ft at 1:25AM May 15, 2024Observed: -2.12 ft at 1:30AM May 15, 2024Observed: -2.13 ft at 1:35AM May 15, 2024Observed: -2.12 ft at 1:40AM May 15, 2024Observed: -2.1 ft at 1:45AM May 15, 2024Observed: -2.11 ft at 1:50AM May 15, 2024Observed: -2.11 ft at 1:55AM May 15, 2024Observed: -2.1 ft at 2:00AM May 15, 2024Observed: -2.1 ft at 2:05AM May 15, 2024Observed: -2.12 ft at 2:10AM May 15, 2024Observed: -2.11 ft at 2:15AM May 15, 2024Observed: -2.11 ft at 2:20AM May 15, 2024Observed: -2.11 ft at 2:25AM May 15, 2024Observed: -2.1 ft at 2:30AM May 15, 2024Observed: -2.09 ft at 2:35AM May 15, 2024Observed: -2.09 ft at 2:40AM May 15, 2024Observed: -2.09 ft at 2:45AM May 15, 2024Observed: -2.09 ft at 2:50AM May 15, 2024Observed: -2.1 ft at 2:55AM May 15, 2024Observed: -2.1 ft at 3:00AM May 15, 2024Observed: -2.1 ft at 3:05AM May 15, 2024Observed: -2.1 ft at 3:10AM May 15, 2024Observed: -2.1 ft at 3:15AM May 15, 2024Observed: -2.11 ft at 3:20AM May 15, 2024Observed: -2.11 ft at 3:25AM May 15, 2024Observed: -2.11 ft at 3:30AM May 15, 2024Observed: -2.12 ft at 3:35AM May 15, 2024Observed: -2.13 ft at 3:40AM May 15, 2024Observed: -2.15 ft at 3:45AM May 15, 2024Observed: -2.15 ft at 3:50AM May 15, 2024Observed: -2.17 ft at 3:55AM May 15, 2024Observed: -2.19 ft at 4:00AM May 15, 2024Observed: -2.17 ft at 4:05AM May 15, 2024Observed: -2.18 ft at 4:10AM May 15, 2024Observed: -2.17 ft at 4:15AM May 15, 2024Observed: -2.16 ft at 4:20AM May 15, 2024Observed: -2.16 ft at 4:25AM May 15, 2024Observed: -2.16 ft at 4:30AM May 15, 2024Observed: -2.15 ft at 4:35AM May 15, 2024Observed: -2.15 ft at 4:40AM May 15, 2024Observed: -2.15 ft at 4:45AM May 15, 2024Observed: -2.16 ft at 4:50AM May 15, 2024Observed: -2.15 ft at 4:55AM May 15, 2024Observed: -2.16 ft at 5:00AM May 15, 2024Observed: -2.17 ft at 5:05AM May 15, 2024Observed: -2.18 ft at 5:10AM May 15, 2024Observed: -2.2 ft at 5:15AM May 15, 2024Observed: -2.2 ft at 5:20AM May 15, 2024Observed: -2.22 ft at 5:25AM May 15, 2024Observed: -2.21 ft at 5:30AM May 15, 2024Observed: -2.2 ft at 5:35AM May 15, 2024Observed: -2.21 ft at 5:40AM May 15, 2024Observed: -2.19 ft at 5:45AM May 15, 2024Observed: -2.18 ft at 5:50AM May 15, 2024Observed: -2.18 ft at 5:55AM May 15, 2024Observed: -2.18 ft at 6:00AM May 15, 2024Observed: -2.18 ft at 6:05AM May 15, 2024Observed: -2.18 ft at 6:10AM May 15, 2024Observed: -2.18 ft at 6:15AM May 15, 2024Observed: -2.18 ft at 6:20AM May 15, 2024Observed: -2.16 ft at 6:25AM May 15, 2024Observed: -2.18 ft at 6:30AM May 15, 2024Observed: -2.18 ft at 6:35AM May 15, 2024Observed: -2.17 ft at 6:40AM May 15, 2024Observed: -2.18 ft at 6:45AM May 15, 2024Observed: -2.17 ft at 6:50AM May 15, 2024Observed: -2.17 ft at 6:55AM May 15, 2024Observed: -2.17 ft at 7:00AM May 15, 2024Observed: -2.16 ft at 7:05AM May 15, 2024Observed: -2.15 ft at 7:10AM May 15, 2024Observed: -2.13 ft at 7:15AM May 15, 2024Observed: -2.14 ft at 7:20AM May 15, 2024Observed: -2.14 ft at 7:25AM May 15, 2024Observed: -2.14 ft at 7:30AM May 15, 2024Observed: -2.14 ft at 7:35AM May 15, 2024Observed: -2.13 ft at 7:40AM May 15, 2024Observed: -2.07 ft at 7:45AM May 15, 2024Observed: -2.1 ft at 7:50AM May 15, 2024Observed: -2.19 ft at 7:55AM May 15, 2024Observed: -2.14 ft at 8:00AM May 15, 2024Observed: -2.16 ft at 8:05AM May 15, 2024Observed: -2.16 ft at 8:10AM May 15, 2024Observed: -2.14 ft at 8:15AM May 15, 2024Observed: -2.13 ft at 8:20AM May 15, 2024Observed: -2.16 ft at 8:25AM May 15, 2024Observed: -2.14 ft at 8:30AM May 15, 2024Observed: -2.13 ft at 8:35AM May 15, 2024Observed: -2.16 ft at 8:40AM May 15, 2024Observed: -2.13 ft at 8:45AM May 15, 2024Observed: -2.13 ft at 8:50AM May 15, 2024Observed: -2.14 ft at 8:55AM May 15, 2024Observed: -2.14 ft at 9:00AM May 15, 2024Observed: -2.14 ft at 9:05AM May 15, 2024Observed: -2.15 ft at 9:10AM May 15, 2024Observed: -2.14 ft at 9:15AM May 15, 2024Observed: -2.15 ft at 9:20AM May 15, 2024Observed: -2.15 ft at 9:25AM May 15, 2024Observed: -2.15 ft at 9:30AM May 15, 2024Observed: -2.11 ft at 9:35AM May 15, 2024Observed: -2.12 ft at 9:40AM May 15, 2024Observed: -2.14 ft at 9:45AM May 15, 2024Observed: -2.13 ft at 9:50AM May 15, 2024Observed: -2.12 ft at 9:55AM May 15, 2024Observed: -2.16 ft at 10:00AM May 15, 2024Observed: -2.12 ft at 10:05AM May 15, 2024Observed: -2.14 ft at 10:10AM May 15, 2024Observed: -2.14 ft at 10:15AM May 15, 2024Observed: -2.14 ft at 10:20AM May 15, 2024Observed: -2.12 ft at 10:25AM May 15, 2024Observed: -2.14 ft at 10:30AM May 15, 2024Observed: -2.14 ft at 10:35AM May 15, 2024Observed: -2.08 ft at 10:40AM May 15, 2024Observed: -2.14 ft at 10:45AM May 15, 2024Observed: -2.14 ft at 10:50AM May 15, 2024Observed: -2.03 ft at 10:55AM May 15, 2024Observed: -2.08 ft at 11:00AM May 15, 2024Observed: -2.15 ft at 11:05AM May 15, 2024Observed: -2.09 ft at 11:10AM May 15, 2024Observed: -2.14 ft at 11:15AM May 15, 2024Observed: -2.1 ft at 11:20AM May 15, 2024Observed: -2.11 ft at 11:25AM May 15, 2024Observed: -2.15 ft at 11:30AM May 15, 2024Observed: -2.21 ft at 11:35AM May 15, 2024Observed: -2.14 ft at 11:40AM May 15, 2024Observed: -2.14 ft at 11:45AM May 15, 2024Observed: -2.13 ft at 11:50AM May 15, 2024Observed: -2.06 ft at 11:55AM May 15, 2024Observed: -2.2 ft at 12:00PM May 15, 2024Observed: -2.15 ft at 12:05PM May 15, 2024Observed: -2.14 ft at 12:10PM 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2024Observed: -2.13 ft at 2:15PM May 15, 2024Observed: -2.23 ft at 2:20PM May 15, 2024Observed: -2.18 ft at 2:25PM May 15, 2024Observed: -2.19 ft at 2:30PM May 15, 2024Observed: -2.24 ft at 2:35PM May 15, 2024Observed: -2.18 ft at 2:40PM May 15, 2024Observed: -2.2 ft at 2:45PM May 15, 2024Observed: -2.17 ft at 2:50PM May 15, 2024Observed: -2.18 ft at 2:55PM May 15, 2024Observed: -2.17 ft at 3:00PM May 15, 2024Observed: -2.23 ft at 3:05PM May 15, 2024Observed: -2.18 ft at 3:10PM May 15, 2024Observed: -2.17 ft at 3:15PM May 15, 2024Observed: -2.23 ft at 3:20PM May 15, 2024Observed: -2.19 ft at 3:25PM May 15, 2024Observed: -2.18 ft at 3:30PM May 15, 2024Observed: -2.23 ft at 3:35PM May 15, 2024Observed: -2.19 ft at 3:40PM May 15, 2024Observed: -2.24 ft at 3:45PM May 15, 2024Observed: -2.29 ft at 3:50PM May 15, 2024Observed: -2.23 ft at 3:55PM May 15, 2024Observed: -2.2 ft at 4:00PM May 15, 2024Observed: -2.23 ft at 4:05PM May 15, 2024Observed: -2.23 ft at 4:10PM May 15, 2024Observed: -2.2 ft at 4:15PM May 15, 2024Observed: -2.17 ft at 4:20PM May 15, 2024Observed: -2.21 ft at 4:25PM May 15, 2024Observed: -2.2 ft at 4:30PM May 15, 2024Observed: -2.16 ft at 4:35PM May 15, 2024Observed: -2.18 ft at 4:40PM May 15, 2024Observed: -2.19 ft at 4:45PM May 15, 2024Observed: -2.17 ft at 4:50PM May 15, 2024Observed: -2.19 ft at 4:55PM May 15, 2024Observed: -2.14 ft at 5:00PM May 15, 2024Observed: -2.13 ft at 5:05PM May 15, 2024Observed: -2.16 ft at 5:10PM May 15, 2024Observed: -2.16 ft at 5:15PM May 15, 2024Observed: -2.15 ft at 5:20PM May 15, 2024Observed: -2.15 ft at 5:25PM May 15, 2024Observed: -2.15 ft at 5:30PM May 15, 2024Observed: -2.14 ft at 5:35PM May 15, 2024Observed: -2.11 ft at 5:40PM May 15, 2024Observed: -2.11 ft at 5:45PM May 15, 2024Observed: -2.13 ft at 5:50PM May 15, 2024Observed: -2.11 ft at 5:55PM May 15, 2024Observed: -2.14 ft at 6:00PM May 15, 2024Observed: -2.13 ft at 6:05PM May 15, 2024Observed: -2.14 ft at 6:10PM May 15, 2024Observed: -2.14 ft at 6:15PM May 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May 15, 2024Observed: -2.2 ft at 10:25PM May 15, 2024Observed: -2.15 ft at 10:30PM May 15, 2024Observed: -2.2 ft at 10:35PM May 15, 2024Observed: -2.2 ft at 10:40PM May 15, 2024Observed: -2.15 ft at 10:45PM May 15, 2024Observed: -2.19 ft at 10:50PM May 15, 2024Observed: -2.2 ft at 10:55PM May 15, 2024Observed: -2.2 ft at 11:00PM May 15, 2024Observed: -2.22 ft at 11:05PM May 15, 2024Observed: -2.22 ft at 11:10PM May 15, 2024Observed: -2.21 ft at 11:15PM May 15, 2024Observed: -2.23 ft at 11:20PM May 15, 2024Observed: -2.2 ft at 11:25PM May 15, 2024Observed: -2.18 ft at 11:30PM May 15, 2024Observed: -2.22 ft at 11:35PM May 15, 2024Observed: -2.19 ft at 11:40PM May 15, 2024Observed: -2.18 ft at 11:45PM May 15, 2024Observed: -2.16 ft at 11:50PM May 15, 2024Observed: -2.17 ft at 11:55PM May 15, 2024Observed: -2.16 ft at 12:00AM May 16, 2024Observed: -2.17 ft at 12:05AM May 16, 2024Observed: -2.18 ft at 12:10AM May 16, 2024Observed: -2.19 ft at 12:15AM May 16, 2024Observed: -2.2 ft at 12:20AM May 16, 2024Observed: -2.22 ft at 12:25AM May 16, 2024Observed: -2.23 ft at 12:30AM May 16, 2024Observed: -2.24 ft at 12:35AM May 16, 2024Observed: -2.23 ft at 12:40AM May 16, 2024Observed: -2.23 ft at 12:45AM May 16, 2024Observed: -2.22 ft at 12:50AM May 16, 2024Observed: -2.22 ft at 12:55AM May 16, 2024Observed: -2.21 ft at 1:00AM May 16, 2024Observed: -2.2 ft at 1:05AM May 16, 2024Observed: -2.21 ft at 1:10AM May 16, 2024Observed: -2.22 ft at 1:15AM May 16, 2024Observed: -2.2 ft at 1:20AM May 16, 2024Observed: -2.13 ft at 1:25AM May 16, 2024Observed: -2.2 ft at 1:30AM May 16, 2024Observed: -2.21 ft at 1:35AM May 16, 2024Observed: -2.17 ft at 1:40AM May 16, 2024Observed: -2.2 ft at 1:45AM May 16, 2024Observed: -2.18 ft at 1:50AM May 16, 2024Observed: -2.19 ft at 1:55AM May 16, 2024Observed: -2.19 ft at 2:00AM May 16, 2024Observed: -2.19 ft at 2:05AM May 16, 2024Observed: -2.19 ft at 2:10AM May 16, 2024Observed: -2.19 ft at 2:15AM May 16, 2024Observed: -2.17 ft at 2:20AM May 16, 2024Observed: -2.19 ft at 2:25AM May 16, 2024Observed: -2.19 ft at 2:30AM May 16, 2024Observed: -2.17 ft at 2:35AM May 16, 2024Observed: -2.17 ft at 2:40AM May 16, 2024Observed: -2.19 ft at 2:45AM May 16, 2024Observed: -2.2 ft at 2:50AM May 16, 2024Observed: -2.18 ft at 2:55AM May 16, 2024Observed: -2.19 ft at 3:00AM May 16, 2024Observed: -2.18 ft at 3:05AM May 16, 2024Observed: -2.19 ft at 3:10AM May 16, 2024Observed: -2.17 ft at 3:15AM May 16, 2024Observed: -2.19 ft at 3:20AM May 16, 2024Observed: -2.18 ft at 3:25AM May 16, 2024Observed: -2.18 ft at 3:30AM May 16, 2024Observed: -2.21 ft at 3:35AM May 16, 2024Observed: -2.19 ft at 3:40AM May 16, 2024Observed: -2.18 ft at 3:45AM May 16, 2024Observed: -2.2 ft at 3:50AM May 16, 2024Observed: -2.18 ft at 3:55AM May 16, 2024Observed: -2.17 ft at 4:00AM May 16, 2024Observed: -2.18 ft at 4:05AM May 16, 2024Observed: -2.21 ft at 4:10AM May 16, 2024Observed: -2.24 ft at 4:15AM May 16, 2024Observed: -2.22 ft at 4:20AM May 16, 2024Observed: -2.22 ft at 4:25AM May 16, 2024Observed: -2.2 ft at 4:30AM May 16, 2024Observed: -2.18 ft at 4:35AM May 16, 2024Observed: -2.19 ft at 4:40AM May 16, 2024Observed: -2.21 ft at 4:45AM May 16, 2024Observed: -2.21 ft at 4:50AM May 16, 2024Observed: -2.22 ft at 4:55AM May 16, 2024Observed: -2.23 ft at 5:00AM May 16, 2024Observed: -2.23 ft at 5:05AM May 16, 2024Observed: -2.23 ft at 5:10AM May 16, 2024Observed: -2.22 ft at 5:15AM May 16, 2024Observed: -2.22 ft at 5:20AM May 16, 2024Observed: -2.21 ft at 5:25AM May 16, 2024Observed: -2.18 ft at 5:30AM May 16, 2024Observed: -2.23 ft at 5:35AM May 16, 2024Observed: -2.22 ft at 5:40AM May 16, 2024Observed: -2.25 ft at 5:45AM May 16, 2024Observed: -2.24 ft at 5:50AM May 16, 2024Observed: -2.23 ft at 5:55AM May 16, 2024Observed: -2.24 ft at 6:00AM May 16, 2024Observed: -2.23 ft at 6:05AM May 16, 2024Observed: -2.21 ft at 6:10AM May 16, 2024Observed: -2.25 ft at 6:15AM May 16, 2024Observed: -2.25 ft at 6:20AM May 16, 2024Observed: -2.23 ft at 6:25AM May 16, 2024Observed: -2.26 ft at 6:30AM May 16, 2024Observed: -2.28 ft at 6:35AM May 16, 2024Observed: -2.27 ft at 6:40AM May 16, 2024Observed: -2.23 ft at 6:45AM May 16, 2024Observed: -2.26 ft at 6:50AM May 16, 2024Observed: -2.26 ft at 6:55AM May 16, 2024Observed: -2.18 ft at 7:00AM May 16, 2024Observed: -2.29 ft at 7:05AM May 16, 2024Observed: -2.26 ft at 7:10AM May 16, 2024Observed: -2.28 ft at 7:15AM May 16, 2024Observed: -2.28 ft at 7:20AM May 16, 2024Observed: -2.29 ft at 7:25AM May 16, 2024Observed: -2.28 ft at 7:30AM May 16, 2024Observed: -2.31 ft at 7:35AM May 16, 2024Observed: -2.29 ft at 7:40AM May 16, 2024Observed: -2.26 ft at 7:45AM May 16, 2024Observed: -2.31 ft at 7:50AM May 16, 2024Observed: -2.32 ft at 7:55AM May 16, 2024Observed: -2.31 ft at 8:00AM May 16, 2024Observed: -2.3 ft at 8:05AM May 16, 2024Observed: -2.29 ft at 8:10AM May 16, 2024Observed: -2.3 ft at 8:15AM May 16, 2024Observed: -2.33 ft at 8:20AM May 16, 2024Observed: -2.32 ft at 8:25AM May 16, 2024Observed: -2.32 ft at 8:30AM May 16, 2024Observed: -2.3 ft at 8:35AM May 16, 2024Observed: -2.34 ft at 8:40AM May 16, 2024Observed: -2.41 ft at 8:45AM May 16, 2024Observed: -2.38 ft at 8:50AM May 16, 2024Observed: -2.36 ft at 8:55AM May 16, 2024Observed: -2.34 ft at 9:00AM May 16, 2024Observed: -2.36 ft at 9:05AM May 16, 2024Observed: -2.31 ft at 9:10AM May 16, 2024Observed: -2.34 ft at 9:15AM May 16, 2024Observed: -2.35 ft at 9:20AM May 16, 2024Observed: -2.29 ft at 9:25AM May 16, 2024Observed: -2.31 ft at 9:30AM May 16, 2024Observed: -2.3 ft at 9:35AM May 16, 2024Observed: -2.36 ft at 9:40AM May 16, 2024Observed: -2.31 ft at 9:45AM May 16, 2024Observed: -2.3 ft at 9:50AM May 16, 2024Observed: -2.29 ft at 9:55AM May 16, 2024Observed: -2.33 ft at 10:00AM May 16, 2024Observed: -2.32 ft at 10:05AM May 16, 2024Observed: -2.34 ft at 10:10AM May 16, 2024Observed: -2.32 ft at 10:15AM May 16, 2024Observed: -2.32 ft at 10:20AM May 16, 2024Observed: -2.32 ft at 10:25AM May 16, 2024Observed: -2.33 ft at 10:30AM May 16, 2024Observed: -2.34 ft at 10:35AM May 16, 2024Observed: -2.36 ft at 10:40AM May 16, 2024Observed: -2.36 ft at 10:45AM May 16, 2024Observed: -2.33 ft at 10:50AM May 16, 2024Observed: -2.35 ft at 10:55AM May 16, 2024Observed: -2.3 ft at 11:00AM May 16, 2024Observed: -2.33 ft at 11:05AM May 16, 2024Observed: -2.36 ft at 11:10AM May 16, 2024Observed: -2.34 ft at 11:15AM May 16, 2024Observed: -2.3 ft at 11:20AM May 16, 2024Observed: -2.33 ft at 11:25AM May 16, 2024Observed: -2.3 ft at 11:30AM May 16, 2024Observed: -2.29 ft at 11:35AM May 16, 2024Observed: -2.33 ft at 11:40AM May 16, 2024Observed: -2.41 ft at 11:45AM May 16, 2024Observed: -2.37 ft at 11:50AM May 16, 2024Observed: -2.4 ft at 11:55AM May 16, 2024Observed: -2.35 ft at 12:00PM May 16, 2024Observed: -2.38 ft at 12:05PM May 16, 2024Observed: -2.38 ft at 12:10PM May 16, 2024Observed: -2.38 ft at 12:15PM May 16, 2024Observed: -2.4 ft at 12:20PM May 16, 2024Observed: -2.4 ft at 12:25PM May 16, 2024Observed: -2.39 ft at 12:30PM May 16, 2024Observed: -2.4 ft at 12:35PM May 16, 2024Observed: -2.42 ft at 12:40PM May 16, 2024Observed: -2.43 ft at 12:45PM May 16, 2024Observed: -2.44 ft at 12:50PM May 16, 2024Observed: -2.48 ft at 12:55PM May 16, 2024Observed: -2.42 ft at 1:00PM May 16, 2024Observed: -2.48 ft at 1:05PM May 16, 2024Observed: -2.5 ft at 1:10PM May 16, 2024Observed: -2.48 ft at 1:15PM May 16, 2024Observed: -2.57 ft at 1:20PM May 16, 2024Observed: -2.53 ft at 1:25PM May 16, 2024Observed: -2.48 ft at 1:30PM May 16, 2024Observed: -2.52 ft at 1:35PM May 16, 2024Observed: -2.56 ft at 1:40PM May 16, 2024Observed: -2.53 ft at 1:45PM May 16, 2024Observed: -2.56 ft at 1:50PM May 16, 2024Observed: -2.54 ft at 1:55PM May 16, 2024Observed: -2.56 ft at 2:00PM May 16, 2024Observed: -2.52 ft at 2:05PM May 16, 2024Observed: -2.58 ft at 2:10PM May 16, 2024Observed: -2.55 ft at 2:15PM May 16, 2024Observed: -2.59 ft at 2:20PM May 16, 2024Observed: -2.57 ft at 2:25PM May 16, 2024Observed: -2.57 ft at 2:30PM May 16, 2024Observed: -2.58 ft at 2:35PM May 16, 2024Observed: -2.61 ft at 2:40PM May 16, 2024Observed: -2.61 ft at 2:45PM May 16, 2024Observed: -2.59 ft at 2:50PM May 16, 2024Observed: -2.62 ft at 2:55PM May 16, 2024Observed: -2.62 ft at 3:00PM May 16, 2024Observed: -2.66 ft at 3:05PM May 16, 2024Observed: -2.63 ft at 3:10PM May 16, 2024Observed: -2.67 ft at 3:15PM May 16, 2024Observed: -2.69 ft at 3:20PM May 16, 2024Observed: -2.67 ft at 3:25PM May 16, 2024Observed: -2.65 ft at 3:30PM May 16, 2024Observed: -2.66 ft at 3:35PM May 16, 2024Observed: -2.7 ft at 3:40PM May 16, 2024Observed: -2.67 ft at 3:45PM May 16, 2024Observed: -2.68 ft at 3:50PM May 16, 2024Observed: -2.68 ft at 3:55PM May 16, 2024Observed: -2.68 ft at 4:00PM May 16, 2024Observed: -2.65 ft at 4:05PM May 16, 2024Observed: -2.67 ft at 4:10PM May 16, 2024Observed: -2.71 ft at 4:15PM May 16, 2024Observed: -2.68 ft at 4:20PM May 16, 2024Observed: -2.68 ft at 4:25PM May 16, 2024Observed: -2.66 ft at 4:30PM May 16, 2024Observed: -2.69 ft at 4:35PM May 16, 2024Observed: -2.7 ft at 4:40PM May 16, 2024Observed: -2.72 ft at 4:45PM May 16, 2024Observed: -2.72 ft at 4:50PM May 16, 2024Observed: -2.71 ft at 4:55PM May 16, 2024Observed: -2.72 ft at 5:00PM May 16, 2024Observed: -2.73 ft at 5:05PM May 16, 2024Observed: -2.68 ft at 5:10PM May 16, 2024Observed: -2.68 ft at 5:15PM May 16, 2024Observed: -2.71 ft at 5:20PM May 16, 2024Observed: -2.69 ft at 5:25PM May 16, 2024Observed: -2.7 ft at 5:30PM May 16, 2024Observed: -2.67 ft at 5:35PM May 16, 2024Observed: -2.68 ft at 5:40PM May 16, 2024Observed: -2.68 ft at 5:45PM May 16, 2024Observed: -2.66 ft at 5:50PM May 16, 2024Observed: -2.66 ft at 5:55PM May 16, 2024Observed: -2.65 ft at 6:00PM May 16, 2024Observed: -2.64 ft at 6:05PM May 16, 2024Observed: -2.64 ft at 6:10PM May 16, 2024Observed: -2.63 ft at 6:15PM May 16, 2024Observed: -2.56 ft at 6:20PM May 16, 2024Observed: -2.62 ft at 6:25PM May 16, 2024Observed: -2.64 ft at 6:30PM May 16, 2024Observed: -2.61 ft at 6:35PM May 16, 2024Observed: -2.63 ft at 6:40PM May 16, 2024Observed: -2.62 ft at 6:45PM May 16, 2024Observed: -2.61 ft at 6:50PM May 16, 2024Observed: -2.62 ft at 6:55PM May 16, 2024Observed: -2.44 ft at 7:00PM May 16, 2024Observed: -2.58 ft at 7:05PM May 16, 2024Observed: -2.62 ft at 7:10PM May 16, 2024Observed: -2.65 ft at 7:15PM May 16, 2024Observed: -2.69 ft at 7:20PM May 16, 2024Observed: -2.65 ft at 7:25PM May 16, 2024Observed: -2.68 ft at 7:30PM May 16, 2024Observed: -2.75 ft at 7:35PM May 16, 2024Observed: -2.64 ft at 7:40PM May 16, 2024Observed: -2.69 ft at 7:45PM May 16, 2024Observed: -2.71 ft at 7:50PM May 16, 2024Observed: -2.64 ft at 7:55PM May 16, 2024Observed: -2.68 ft at 8:00PM May 16, 2024Observed: -2.69 ft at 8:05PM May 16, 2024Observed: -2.69 ft at 8:10PM May 16, 2024Observed: -2.69 ft at 8:15PM May 16, 2024Observed: -2.7 ft at 8:20PM May 16, 2024Observed: -2.68 ft at 8:25PM May 16, 2024Observed: -2.72 ft at 8:30PM May 16, 2024Observed: -2.7 ft at 8:35PM May 16, 2024Observed: -2.63 ft at 8:40PM May 16, 2024Observed: -2.69 ft at 8:45PM May 16, 2024Observed: -2.66 ft at 8:50PM May 16, 2024Observed: -2.65 ft at 8:55PM May 16, 2024Observed: -2.68 ft at 9:00PM May 16, 2024Observed: -2.61 ft at 9:05PM May 16, 2024Observed: -2.62 ft at 9:10PM May 16, 2024Observed: -2.64 ft at 9:15PM May 16, 2024Observed: -2.63 ft at 9:20PM May 16, 2024Observed: -2.64 ft at 9:25PM May 16, 2024Observed: -2.67 ft at 9:30PM May 16, 2024Observed: -2.64 ft at 9:35PM May 16, 2024Observed: -2.64 ft at 9:40PM May 16, 2024Observed: -2.63 ft at 9:45PM May 16, 2024Observed: -2.62 ft at 9:50PM May 16, 2024Observed: -2.6 ft at 9:55PM May 16, 2024Observed: -2.58 ft at 10:00PM May 16, 2024USGS--Water Resources of the United StatesNBGI2(plotting HGIRP) Graph Created (11:26PM May 16, 2024)ObservedLatest observed value: -2.58 ft at 10:00 PM CDT 16-May-2024. Flood Stage is 3 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the North Branch Chicago River at Chicago (Grand Ave) are issued as needed during times of high water, but are not routinely available.
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Upstream Gauge - at Chicago (Pulaski Rd) Upstream Gauge Downstream Gauge Downstream Gauge - at Chicago (Columbus Dr)
Flood Categories (in feet)
Major Flood Stage: 5
Moderate Flood Stage: 4
Flood Stage: 3
Action Stage: 1
Low Stage (in feet): -4

Historic Crests
(1) 5.70 ft on 10/10/1954
(2) 5.32 ft on 05/17/2020
(3) 5.00 ft on 07/24/2010
(4) 4.28 ft on 07/23/2011
(5) 4.20 ft on 08/16/1997 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.32 ft on 05/17/2020
(2) 1.98 ft on 05/01/2019
(3) 1.10 ft on 02/21/2018
(4) 3.72 ft on 10/14/2017
(5) 3.37 ft on 06/15/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -4.50 ft on 06/28/2011
(2) -4.20 ft on 03/14/2011
(3) -4.10 ft on 09/20/2013
(4) -4.10 ft on 03/07/2009
Zoom Level:16
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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
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6 Numerous structures flooded near the river in the Chicago Loop, Near North Side, West Town, Near West Side, Lower West Side, and Armour Square areas of Chicago.
5.5 Railroad tracks near Lake and Canal Streets are threatened.
5 Lower level of residences threatened along Wells Street near Polk Street. A few residences threatened along the river near Grand Avenue. Railroad tracks near Union Station are threatened. Lower level of office towers may be threatened near the river. Low-lying parking lots are threatened between Grand Avenue and Chicago Avenue.
4 Lower Wacker Drive is threatened.
3.5 Commercial areas of the Chicago Riverwalk are threatened.
3 Numerous stretches of the Chicago Riverwalk are inundated. USACE and MWRD consider opening of Chicago Lock to reduce flood impacts, depending on the water level of Lake Michigan.
2 Low-lying sections of the Chicago Riverwalk are threatened. Low-lying sections of Ping Tom Park are inundated.
1 City of Chicago considers closure of the Chicago Riverwalk.
Photos
(1) 05/17/2020, 5.0ft. Chicago Riverwalk near Clark Street. Credit: City of Chicago
(2) 05/17/2020, 5.0ft. Chicago Riverwalk near Wells Street. Credit: City of Chicago
Low Water Impacts Collapse
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-4 Low water levels begin to impact shipping interests along the river.
About This Location Collapse

Latitude: 41.891720° N, Longitude: 87.641950° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 3 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 579.20 582.20 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 579.48 582.48 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 0.0 3.0 Chicago City Datum

Current/Historical Observations:
Additional Information Collapse
How much forecast precipitation was used for the current river forecast?

This gage is on the "Chicago City Datum" (CCD). This causes stages at this gauge to often be reported as negative. Stages are not the same as river depth.
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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
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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