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Hydrograph River at a Glance Download
Mississippi River at Illinois City Tailwater (ft)Flow (kcfs)Observed: 11.16 ft at 12:20PM May 26, 2023Highest Observation: 11.17 ft at 12:30PM May 26, 2023Observed: 11.14 ft at 1:10PM May 26, 2023Observed: 11.14 ft at 1:20PM May 26, 2023Observed: 11.14 ft at 1:30PM May 26, 2023Observed: 11.14 ft at 1:40PM May 26, 2023Observed: 11.14 ft at 1:50PM May 26, 2023Observed: 11.14 ft at 2:00PM May 26, 2023Observed: 11.14 ft at 2:10PM May 26, 2023Observed: 11.14 ft at 2:20PM May 26, 2023Observed: 11.14 ft at 2:30PM May 26, 2023Observed: 11.14 ft at 2:40PM May 26, 2023Observed: 11.13 ft at 2:50PM May 26, 2023Observed: 11.13 ft at 3:00PM May 26, 2023Observed: 11.13 ft at 3:10PM May 26, 2023Observed: 11.13 ft at 3:20PM May 26, 2023Observed: 11.13 ft at 3:30PM May 26, 2023Observed: 11.13 ft at 3:40PM May 26, 2023Observed: 11.12 ft at 3:50PM May 26, 2023Observed: 11.12 ft at 4:00PM May 26, 2023Observed: 11.12 ft at 4:10PM May 26, 2023Observed: 11.12 ft at 4:20PM May 26, 2023Observed: 11.12 ft at 4:30PM May 26, 2023Observed: 11.12 ft at 4:40PM May 26, 2023Observed: 11.11 ft at 4:50PM May 26, 2023Observed: 11.12 ft at 5:00PM May 26, 2023Observed: 11.11 ft at 5:10PM May 26, 2023Observed: 11.13 ft at 5:20PM May 26, 2023Observed: 11.13 ft at 5:30PM May 26, 2023Observed: 11.12 ft at 5:40PM May 26, 2023Observed: 11.11 ft at 5:50PM May 26, 2023Observed: 11.1 ft at 6:00PM May 26, 2023Observed: 11.09 ft at 6:10PM May 26, 2023Observed: 11.1 ft at 6:20PM May 26, 2023Observed: 11.11 ft at 6:30PM May 26, 2023Observed: 11.08 ft at 6:40PM May 26, 2023Observed: 11.11 ft at 6:50PM May 26, 2023Observed: 11.1 ft at 7:00PM May 26, 2023Observed: 11.1 ft at 7:10PM May 26, 2023Observed: 11.1 ft at 7:20PM May 26, 2023Observed: 11.07 ft at 7:30PM May 26, 2023Observed: 11.11 ft at 7:40PM May 26, 2023Observed: 11.09 ft at 7:50PM May 26, 2023Observed: 11.08 ft at 8:00PM May 26, 2023Observed: 11.08 ft at 8:10PM May 26, 2023Observed: 11.08 ft at 8:20PM May 26, 2023Observed: 11.08 ft at 8:30PM May 26, 2023Observed: 11.09 ft at 8:40PM May 26, 2023Observed: 11.08 ft at 8:50PM May 26, 2023Observed: 11.08 ft at 9:00PM May 26, 2023Observed: 11.08 ft at 9:10PM May 26, 2023Observed: 11.09 ft at 9:20PM May 26, 2023Observed: 11.08 ft at 9:30PM May 26, 2023Observed: 11.08 ft at 9:40PM May 26, 2023Observed: 11.09 ft at 9:50PM May 26, 2023Observed: 11.08 ft at 10:00PM May 26, 2023Observed: 11.08 ft at 10:10PM May 26, 2023Observed: 11.07 ft at 10:20PM May 26, 2023Observed: 11.08 ft at 10:30PM May 26, 2023Observed: 11.08 ft at 10:40PM May 26, 2023Observed: 11.07 ft at 10:50PM May 26, 2023Observed: 11.08 ft at 11:00PM May 26, 2023Observed: 11.06 ft at 11:10PM May 26, 2023Observed: 11.08 ft at 11:20PM May 26, 2023Observed: 11.07 ft at 11:30PM May 26, 2023Observed: 11.06 ft at 11:40PM May 26, 2023Observed: 11.07 ft at 11:50PM May 26, 2023Observed: 11.07 ft at 12:00AM May 27, 2023Observed: 11.07 ft at 12:10AM May 27, 2023Observed: 11.08 ft at 12:20AM May 27, 2023Observed: 11.07 ft at 12:30AM May 27, 2023Observed: 11.07 ft at 12:40AM May 27, 2023Observed: 11.07 ft at 12:50AM May 27, 2023Observed: 11.08 ft at 1:00AM May 27, 2023Observed: 11.07 ft at 1:10AM May 27, 2023Observed: 11.06 ft at 1:20AM May 27, 2023Observed: 11.06 ft at 1:30AM May 27, 2023Observed: 11.07 ft at 1:40AM May 27, 2023Observed: 11.08 ft at 1:50AM May 27, 2023Observed: 11.07 ft at 2:00AM May 27, 2023Observed: 11.08 ft at 2:10AM May 27, 2023Observed: 11.06 ft at 2:20AM May 27, 2023Observed: 11.15 ft at 2:30AM May 27, 2023Observed: 11.1 ft at 2:40AM May 27, 2023Observed: 11.07 ft at 2:50AM May 27, 2023Observed: 11.05 ft at 3:00AM May 27, 2023Observed: 11.08 ft at 3:10AM May 27, 2023Observed: 11.06 ft at 3:20AM May 27, 2023Observed: 11.07 ft at 3:30AM May 27, 2023Observed: 11.06 ft at 3:40AM May 27, 2023Observed: 11.07 ft at 3:50AM May 27, 2023Observed: 11.06 ft at 4:00AM May 27, 2023Observed: 11.05 ft at 4:10AM May 27, 2023Observed: 11.09 ft at 4:20AM May 27, 2023Observed: 11.06 ft at 4:30AM May 27, 2023Observed: 11.04 ft at 4:40AM May 27, 2023Observed: 11.04 ft at 4:50AM May 27, 2023Observed: 11.04 ft at 5:00AM May 27, 2023Observed: 11 ft at 5:10AM May 27, 2023Observed: 11.01 ft at 5:20AM May 27, 2023Observed: 11.06 ft at 5:30AM May 27, 2023Observed: 11.03 ft at 5:40AM May 27, 2023Observed: 11.02 ft at 5:50AM May 27, 2023Observed: 11.04 ft at 6:00AM May 27, 2023Observed: 11.03 ft at 6:10AM May 27, 2023Observed: 11.03 ft at 6:20AM May 27, 2023Observed: 11.05 ft at 6:30AM May 27, 2023Observed: 11.04 ft at 6:40AM May 27, 2023Observed: 11.03 ft at 6:50AM May 27, 2023Observed: 11.01 ft at 7:00AM May 27, 2023Observed: 11.03 ft at 7:10AM May 27, 2023Observed: 11.02 ft at 7:20AM May 27, 2023Observed: 11.01 ft at 7:30AM May 27, 2023Observed: 11.02 ft at 7:40AM May 27, 2023Observed: 11.03 ft at 7:50AM May 27, 2023Observed: 11.01 ft at 8:00AM May 27, 2023Observed: 11.02 ft at 8:10AM May 27, 2023Observed: 11.02 ft at 8:20AM May 27, 2023Observed: 11.01 ft at 8:30AM May 27, 2023Observed: 11.01 ft at 8:40AM May 27, 2023Observed: 11.01 ft at 8:50AM May 27, 2023Observed: 11.01 ft at 9:00AM May 27, 2023Observed: 11.02 ft at 9:10AM May 27, 2023Observed: 11.01 ft at 9:20AM May 27, 2023Observed: 11.02 ft at 9:30AM May 27, 2023Observed: 11 ft at 9:40AM May 27, 2023Observed: 11.02 ft at 9:50AM May 27, 2023Observed: 11.01 ft at 10:00AM May 27, 2023Observed: 11.01 ft at 10:10AM May 27, 2023Observed: 11.02 ft at 10:20AM May 27, 2023Observed: 11.01 ft at 10:30AM May 27, 2023Observed: 11.02 ft at 10:40AM May 27, 2023Observed: 11.02 ft at 10:50AM May 27, 2023Observed: 11 ft at 11:00AM May 27, 2023Observed: 11 ft at 11:10AM May 27, 2023Observed: 11.01 ft at 11:20AM May 27, 2023Observed: 11.01 ft at 11:30AM May 27, 2023Observed: 11 ft at 11:40AM May 27, 2023Observed: 11.01 ft at 11:50AM May 27, 2023Observed: 11.01 ft at 12:00PM May 27, 2023Observed: 11.01 ft at 12:10PM May 27, 2023Observed: 11.01 ft at 12:20PM May 27, 2023Observed: 10.99 ft at 12:30PM May 27, 2023Observed: 10.99 ft at 12:40PM May 27, 2023Observed: 10.99 ft at 12:50PM May 27, 2023Observed: 11 ft at 1:00PM May 27, 2023Observed: 11 ft at 1:10PM May 27, 2023Observed: 10.99 ft at 1:20PM May 27, 2023Observed: 10.99 ft at 1:30PM May 27, 2023Observed: 10.99 ft at 1:40PM May 27, 2023Observed: 10.99 ft at 1:50PM May 27, 2023Observed: 10.99 ft at 2:00PM May 27, 2023Observed: 10.99 ft at 2:10PM May 27, 2023Observed: 11 ft at 2:20PM May 27, 2023Observed: 10.99 ft at 2:30PM May 27, 2023Observed: 11 ft at 2:40PM May 27, 2023Observed: 11 ft at 2:50PM May 27, 2023Observed: 10.99 ft at 3:00PM May 27, 2023Observed: 10.99 ft at 3:10PM May 27, 2023Observed: 11.02 ft at 3:20PM May 27, 2023Observed: 11.03 ft at 3:30PM May 27, 2023Observed: 10.99 ft at 3:40PM May 27, 2023Observed: 10.97 ft at 3:50PM May 27, 2023Observed: 10.97 ft at 4:00PM May 27, 2023Observed: 10.99 ft at 4:10PM May 27, 2023Observed: 10.98 ft at 4:20PM May 27, 2023Observed: 10.98 ft at 4:30PM May 27, 2023Observed: 10.98 ft at 4:40PM May 27, 2023Observed: 10.98 ft at 4:50PM May 27, 2023Observed: 10.99 ft at 5:00PM May 27, 2023Observed: 10.99 ft at 5:10PM May 27, 2023Observed: 10.99 ft at 5:20PM May 27, 2023Observed: 10.98 ft at 5:30PM May 27, 2023Observed: 10.98 ft at 5:40PM May 27, 2023Observed: 11 ft at 5:50PM May 27, 2023Observed: 11 ft at 6:00PM May 27, 2023Observed: 10.98 ft at 6:10PM May 27, 2023Observed: 10.96 ft at 6:20PM May 27, 2023Observed: 10.97 ft at 6:30PM May 27, 2023Observed: 10.97 ft at 6:40PM May 27, 2023Observed: 10.98 ft at 6:50PM May 27, 2023Observed: 10.97 ft at 7:00PM May 27, 2023Observed: 10.98 ft at 7:10PM May 27, 2023Observed: 10.96 ft at 7:20PM May 27, 2023Observed: 10.96 ft at 7:30PM May 27, 2023Observed: 10.97 ft at 7:40PM May 27, 2023Observed: 10.97 ft at 7:50PM May 27, 2023Observed: 10.96 ft at 8:00PM May 27, 2023Observed: 10.97 ft at 8:10PM May 27, 2023Observed: 10.95 ft at 8:20PM May 27, 2023Observed: 10.95 ft at 8:30PM May 27, 2023Observed: 10.96 ft at 8:40PM May 27, 2023Observed: 10.96 ft at 8:50PM May 27, 2023Observed: 10.96 ft at 9:00PM May 27, 2023Observed: 10.95 ft at 9:10PM May 27, 2023Observed: 10.95 ft at 9:20PM May 27, 2023Observed: 10.96 ft at 9:30PM May 27, 2023Observed: 10.95 ft at 9:40PM May 27, 2023Observed: 10.97 ft at 9:50PM May 27, 2023Observed: 10.96 ft at 10:00PM May 27, 2023Observed: 10.96 ft at 10:10PM May 27, 2023Observed: 10.96 ft at 10:20PM May 27, 2023Observed: 10.95 ft at 10:30PM May 27, 2023Observed: 10.95 ft at 10:40PM May 27, 2023Observed: 10.95 ft at 10:50PM May 27, 2023Observed: 10.97 ft at 11:00PM May 27, 2023Observed: 10.97 ft at 11:10PM May 27, 2023Observed: 10.96 ft at 11:20PM May 27, 2023Observed: 10.95 ft at 11:30PM May 27, 2023Observed: 10.95 ft at 11:40PM May 27, 2023Observed: 10.98 ft at 11:50PM May 27, 2023Observed: 10.96 ft at 12:00AM May 28, 2023Observed: 10.98 ft at 12:10AM May 28, 2023Observed: 10.96 ft at 12:20AM May 28, 2023Observed: 10.96 ft at 12:30AM May 28, 2023Observed: 10.95 ft at 12:40AM May 28, 2023Observed: 10.96 ft at 12:50AM May 28, 2023Observed: 10.97 ft at 1:00AM May 28, 2023Observed: 10.95 ft at 1:10AM May 28, 2023Observed: 10.95 ft at 1:20AM May 28, 2023Observed: 10.94 ft at 1:30AM May 28, 2023Observed: 10.93 ft at 1:40AM May 28, 2023Observed: 10.96 ft at 1:50AM May 28, 2023Observed: 10.96 ft at 2:00AM May 28, 2023Observed: 10.96 ft at 2:10AM May 28, 2023Observed: 10.95 ft at 2:20AM May 28, 2023Observed: 10.99 ft at 2:30AM May 28, 2023Observed: 10.95 ft at 2:40AM May 28, 2023Observed: 10.94 ft at 2:50AM May 28, 2023Observed: 10.93 ft at 3:00AM May 28, 2023Observed: 10.94 ft at 3:10AM May 28, 2023Observed: 10.94 ft at 3:20AM May 28, 2023Observed: 10.94 ft at 3:30AM May 28, 2023Observed: 10.94 ft at 3:40AM May 28, 2023Observed: 10.93 ft at 3:50AM May 28, 2023Observed: 10.95 ft at 4:00AM May 28, 2023Observed: 10.94 ft at 4:10AM May 28, 2023Observed: 10.94 ft at 4:20AM May 28, 2023Observed: 10.94 ft at 4:30AM May 28, 2023Observed: 10.93 ft at 4:40AM May 28, 2023Observed: 10.93 ft at 4:50AM May 28, 2023Observed: 10.94 ft at 5:00AM May 28, 2023Observed: 10.94 ft at 5:10AM May 28, 2023Observed: 10.93 ft at 5:20AM May 28, 2023Observed: 10.94 ft at 5:30AM May 28, 2023Observed: 10.94 ft at 5:40AM May 28, 2023Observed: 10.93 ft at 5:50AM May 28, 2023Observed: 10.94 ft at 6:00AM May 28, 2023Observed: 10.93 ft at 6:10AM May 28, 2023Observed: 10.96 ft at 6:20AM May 28, 2023Observed: 10.95 ft at 6:30AM May 28, 2023Observed: 10.93 ft at 6:40AM May 28, 2023Observed: 10.93 ft at 6:50AM May 28, 2023Observed: 10.95 ft at 7:00AM May 28, 2023Observed: 10.93 ft at 7:10AM May 28, 2023Observed: 10.93 ft at 7:20AM May 28, 2023Observed: 10.93 ft at 7:30AM May 28, 2023Observed: 10.92 ft at 7:40AM May 28, 2023Observed: 10.94 ft at 7:50AM May 28, 2023Observed: 10.93 ft at 8:00AM May 28, 2023Observed: 10.94 ft at 8:10AM May 28, 2023Observed: 10.94 ft at 8:20AM May 28, 2023Observed: 10.93 ft at 8:30AM May 28, 2023Observed: 10.93 ft at 8:40AM May 28, 2023Observed: 10.94 ft at 8:50AM May 28, 2023Observed: 10.94 ft at 9:00AM May 28, 2023Observed: 10.93 ft at 9:10AM May 28, 2023Observed: 10.92 ft at 9:20AM May 28, 2023Observed: 10.92 ft at 9:30AM May 28, 2023Observed: 10.92 ft at 9:40AM May 28, 2023Observed: 10.93 ft at 9:50AM May 28, 2023Observed: 10.92 ft at 10:00AM May 28, 2023Observed: 10.93 ft at 10:10AM May 28, 2023Observed: 10.93 ft at 10:20AM May 28, 2023Observed: 10.93 ft at 10:30AM May 28, 2023Observed: 10.92 ft at 10:40AM May 28, 2023Observed: 10.92 ft at 10:50AM May 28, 2023Observed: 10.93 ft at 11:00AM May 28, 2023Observed: 10.93 ft at 11:10AM May 28, 2023Observed: 10.92 ft at 11:20AM May 28, 2023Observed: 10.92 ft at 11:30AM May 28, 2023Observed: 10.93 ft at 11:40AM May 28, 2023Observed: 10.93 ft at 11:50AM May 28, 2023Observed: 10.92 ft at 12:00PM May 28, 2023Observed: 10.92 ft at 12:10PM May 28, 2023Observed: 10.92 ft at 12:20PM May 28, 2023Observed: 10.92 ft at 12:30PM May 28, 2023Observed: 10.93 ft at 12:40PM May 28, 2023Observed: 10.94 ft at 12:50PM May 28, 2023Observed: 10.92 ft at 1:00PM May 28, 2023Observed: 10.91 ft at 1:10PM May 28, 2023Observed: 10.93 ft at 1:20PM May 28, 2023Observed: 10.94 ft at 1:30PM May 28, 2023Observed: 10.92 ft at 1:40PM May 28, 2023Observed: 10.91 ft at 1:50PM May 28, 2023Observed: 10.92 ft at 2:00PM May 28, 2023Observed: 10.93 ft at 2:10PM May 28, 2023Observed: 10.92 ft at 2:20PM May 28, 2023Observed: 10.94 ft at 2:30PM May 28, 2023Observed: 10.92 ft at 2:40PM May 28, 2023Observed: 10.93 ft at 2:50PM May 28, 2023Observed: 10.92 ft at 3:00PM May 28, 2023Observed: 10.92 ft at 3:10PM May 28, 2023Observed: 10.91 ft at 3:20PM May 28, 2023Observed: 10.91 ft at 3:30PM May 28, 2023Observed: 10.91 ft at 3:40PM May 28, 2023Observed: 10.91 ft at 3:50PM May 28, 2023Observed: 10.91 ft at 4:00PM May 28, 2023Observed: 10.91 ft at 4:10PM May 28, 2023Observed: 10.92 ft at 4:20PM May 28, 2023Observed: 10.91 ft at 4:30PM May 28, 2023Observed: 10.9 ft at 4:40PM May 28, 2023Observed: 10.91 ft at 4:50PM May 28, 2023Observed: 10.91 ft at 5:00PM May 28, 2023Observed: 10.9 ft at 5:10PM May 28, 2023Observed: 10.91 ft at 5:20PM May 28, 2023Observed: 10.91 ft at 5:30PM May 28, 2023Observed: 10.92 ft at 5:40PM May 28, 2023Observed: 10.92 ft at 5:50PM May 28, 2023Observed: 10.9 ft at 6:00PM May 28, 2023Observed: 10.92 ft at 6:10PM May 28, 2023Observed: 10.9 ft at 6:20PM May 28, 2023Observed: 10.9 ft at 6:30PM May 28, 2023Observed: 10.92 ft at 6:40PM May 28, 2023Observed: 10.92 ft at 6:50PM May 28, 2023Observed: 10.91 ft at 7:00PM May 28, 2023Observed: 10.91 ft at 7:10PM May 28, 2023Observed: 10.91 ft at 7:20PM May 28, 2023Observed: 10.9 ft at 7:30PM May 28, 2023Observed: 10.89 ft at 7:40PM May 28, 2023Observed: 10.9 ft at 7:50PM May 28, 2023Observed: 10.9 ft at 8:00PM May 28, 2023Observed: 10.92 ft at 8:10PM May 28, 2023Observed: 10.9 ft at 8:20PM May 28, 2023Observed: 10.9 ft at 8:30PM May 28, 2023Observed: 10.89 ft at 8:40PM May 28, 2023Observed: 10.92 ft at 8:50PM May 28, 2023Observed: 10.9 ft at 9:00PM May 28, 2023Observed: 10.91 ft at 9:10PM May 28, 2023Observed: 10.92 ft at 9:20PM May 28, 2023Observed: 10.89 ft at 9:30PM May 28, 2023Observed: 10.89 ft at 9:40PM May 28, 2023Observed: 10.89 ft at 9:50PM May 28, 2023Observed: 10.9 ft at 10:00PM May 28, 2023Observed: 10.9 ft at 10:10PM May 28, 2023Observed: 10.9 ft at 10:20PM May 28, 2023Observed: 10.89 ft at 10:30PM May 28, 2023Observed: 10.87 ft at 10:40PM May 28, 2023Observed: 10.88 ft at 10:50PM May 28, 2023Observed: 10.88 ft at 11:00PM May 28, 2023Observed: 10.88 ft at 11:10PM May 28, 2023Observed: 10.89 ft at 11:20PM May 28, 2023Observed: 10.9 ft at 11:30PM May 28, 2023Observed: 10.9 ft at 11:40PM May 28, 2023Observed: 10.87 ft at 11:50PM May 28, 2023Observed: 10.85 ft at 12:00AM May 29, 2023Observed: 10.88 ft at 12:10AM May 29, 2023Observed: 10.88 ft at 12:20AM May 29, 2023Observed: 10.87 ft at 12:30AM May 29, 2023Observed: 10.84 ft at 12:40AM May 29, 2023Observed: 10.87 ft at 12:50AM May 29, 2023Observed: 10.86 ft at 1:00AM May 29, 2023Observed: 10.86 ft at 1:10AM May 29, 2023Observed: 10.85 ft at 1:20AM May 29, 2023Observed: 10.85 ft at 1:30AM May 29, 2023Observed: 10.86 ft at 1:40AM May 29, 2023Observed: 10.85 ft at 1:50AM May 29, 2023Observed: 10.85 ft at 2:00AM May 29, 2023Observed: 10.86 ft at 2:10AM May 29, 2023Observed: 10.85 ft at 2:20AM May 29, 2023Observed: 10.85 ft at 2:30AM May 29, 2023Observed: 10.86 ft at 3:10AM May 29, 2023Observed: 10.87 ft at 3:20AM May 29, 2023Observed: 10.85 ft at 3:30AM May 29, 2023Observed: 10.82 ft at 3:40AM May 29, 2023Observed: 10.84 ft at 3:50AM May 29, 2023Observed: 10.84 ft at 4:00AM May 29, 2023Observed: 10.83 ft at 4:10AM May 29, 2023Observed: 10.83 ft at 4:20AM May 29, 2023Observed: 10.79 ft at 4:30AM May 29, 2023Observed: 10.82 ft at 4:40AM May 29, 2023Observed: 10.83 ft at 4:50AM May 29, 2023Observed: 10.83 ft at 5:00AM May 29, 2023Observed: 10.82 ft at 5:10AM May 29, 2023Observed: 10.82 ft at 5:20AM May 29, 2023Observed: 10.82 ft at 5:30AM May 29, 2023Observed: 10.83 ft at 5:40AM May 29, 2023Observed: 10.82 ft at 5:50AM May 29, 2023Observed: 10.82 ft at 6:00AM May 29, 2023Observed: 10.83 ft at 6:10AM May 29, 2023Observed: 10.8 ft at 6:20AM May 29, 2023Observed: 10.83 ft at 6:30AM May 29, 2023Observed: 10.83 ft at 6:40AM May 29, 2023Observed: 10.83 ft at 6:50AM May 29, 2023Observed: 10.82 ft at 7:00AM May 29, 2023Observed: 10.82 ft at 7:10AM May 29, 2023Observed: 10.84 ft at 7:20AM May 29, 2023Observed: 10.82 ft at 7:30AM May 29, 2023Observed: 10.83 ft at 8:10AM May 29, 2023Observed: 10.83 ft at 8:20AM May 29, 2023Observed: 10.82 ft at 8:30AM May 29, 2023Observed: 10.82 ft at 8:40AM May 29, 2023Observed: 10.83 ft at 8:50AM May 29, 2023Observed: 10.81 ft at 9:00AM May 29, 2023Observed: 10.83 ft at 9:10AM May 29, 2023Observed: 10.82 ft at 9:20AM May 29, 2023Observed: 10.83 ft at 9:30AM May 29, 2023Observed: 10.83 ft at 9:40AM May 29, 2023Observed: 10.83 ft at 9:50AM May 29, 2023Observed: 10.83 ft at 10:00AM May 29, 2023Observed: 10.84 ft at 10:10AM May 29, 2023Observed: 10.83 ft at 10:20AM May 29, 2023Observed: 10.8 ft at 10:30AM May 29, 2023Observed: 10.81 ft at 10:40AM May 29, 2023Observed: 10.83 ft at 10:50AM May 29, 2023Observed: 10.82 ft at 11:00AM May 29, 2023Observed: 10.82 ft at 11:10AM May 29, 2023Observed: 10.79 ft at 11:20AM May 29, 2023Observed: 10.8 ft at 11:30AM May 29, 2023Highest Forecast: 10.8 ft 1:00PM May 29, 2023Highest Forecast: 10.8 ft 7:00PM May 29, 2023Highest Forecast: 10.8 ft 1:00AM May 30, 2023Highest Forecast: 10.8 ft 7:00AM May 30, 2023Highest Forecast: 10.8 ft 1:00PM May 30, 2023Highest Forecast: 10.8 ft 7:00PM May 30, 2023Highest Forecast: 10.8 ft 1:00AM May 31, 2023Highest Forecast: 10.8 ft 7:00AM May 31, 2023Highest Forecast: 10.8 ft 1:00PM May 31, 2023Highest Forecast: 10.8 ft 7:00PM May 31, 2023Highest Forecast: 10.8 ft 1:00AM Jun 01, 2023Highest Forecast: 10.8 ft 7:00AM Jun 01, 2023Highest Forecast: 10.8 ft 1:00PM Jun 01, 2023Highest Forecast: 10.8 ft 7:00PM Jun 01, 2023Forecast: 10.7 ft 1:00AM Jun 02, 2023Forecast: 10.7 ft 7:00AM Jun 02, 2023Forecast: 10.6 ft 1:00PM Jun 02, 2023Forecast: 10.6 ft 7:00PM Jun 02, 2023Forecast: 10.5 ft 1:00AM Jun 03, 2023Forecast: 10.4 ft 7:00AM Jun 03, 2023Forecast: 10.3 ft 1:00PM Jun 03, 2023Forecast: 10.2 ft 7:00PM Jun 03, 2023Forecast: 10 ft 1:00AM Jun 04, 2023Forecast: 9.9 ft 7:00AM Jun 04, 2023Forecast: 9.7 ft 1:00PM Jun 04, 2023Forecast: 9.5 ft 7:00PM Jun 04, 2023Forecast: 9.3 ft 1:00AM Jun 05, 2023Forecast: 9.2 ft 7:00AM Jun 05, 2023U.S. Army Corps of EngineersILNI2(plotting HTIRG) Graph Created (12:18PM May 29, 2023)ObservedForecast (issued 9:44AM May 29)Latest observed value: 10.8 ft at 11:30 AM CDT 29-May-2023. Flood Stage is 15 ft
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Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Mississippi River at Illinois City are issued routinely year-round.

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Upstream Gauge - above Fairport Upstream Gauge Downstream Gauge Downstream Gauge - at Muscatine
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 16
Flood Stage: 15
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 24.10 ft on 07/09/1993
(2) 23.27 ft on 04/28/1965
(3) 23.23 ft on 05/03/2019
(4) 22.96 ft on 06/17/2008
(5) 22.81 ft on 06/02/2019
(6) 22.41 ft on 04/25/2001
(7) 22.23 ft on 07/05/2014
(8) 20.83 ft on 04/10/2019
(9) 20.74 ft on 04/23/2011
(10) 20.30 ft on 04/22/2013
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.81 ft on 06/02/2019
(2) 23.23 ft on 05/03/2019
(3) 20.83 ft on 04/10/2019
(4) 19.39 ft on 10/13/2018
(5) 17.22 ft on 05/12/2018
(6) 16.76 ft on 06/01/2017
(7) 15.87 ft on 09/30/2016
(8) 15.11 ft on 03/29/2016
(9) 13.52 ft on 06/18/2015
(10) 22.23 ft on 07/05/2014
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: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
If you notice any errors in the below information, please contact our Webmaster
29 Water reaches the top of the Milan levee.
24.5 Water reaches the top of the Andalusia levee.
22.5 Water affects the entire state park at Fairport and is at the foundations of facilities there.
21.5 Water affects the Post Office and several commercial buildings in Buffalo.
20.5 Water affects Front Street and several homes in Buffalo. Water also affects the fish hatchery at Fairport.
20 Water affects Buffalos Front Street at Franklin and on Iowa Highway 22 west of town. Water affects Illinois Highway 92 west of Andalusia.
19.5 Water affects Buffalos Franklin Street and into some yards from seepage. At Buffalo Shores, water is at the foundations of several homes.
19 Water affects the Clarks Ferry Recreational Area at Montpelier.
18.5 Water floods Andalusias Second Street in the unprotected area. Water is also at the foundations of several homes in Midway Beach.
18 Water affects the state park campground at Fairport.
17 Water affects the Buffalo Shores Access Area. Lock and Dam 16 is closed.
16.98 Lock and Dam 16 is closed.
16 Water affects the park at Andalusia.
13 Water affects residents on Smiths Island.
About This Location Collapse

Latitude: 41.425556° N, Longitude: 91.012778° W, Horizontal Datum: NAD83/WGS84

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 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 533.79 ft 548.79 ft  

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
Quad Cities Weather Forecast Office
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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