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Hydrograph River at a Glance Download
Mississippi River at Dubuque (LD11) Tailwater (ft)Flow (kcfs)Observed: 11.93 ft at 3:50AM May 27, 2023Observed: 11.94 ft at 4:00AM May 27, 2023Observed: 11.94 ft at 4:10AM May 27, 2023Observed: 11.95 ft at 4:20AM May 27, 2023Observed: 11.93 ft at 4:30AM May 27, 2023Observed: 11.93 ft at 4:40AM May 27, 2023Observed: 11.94 ft at 4:50AM May 27, 2023Observed: 11.93 ft at 5:00AM May 27, 2023Observed: 11.94 ft at 5:10AM May 27, 2023Observed: 11.95 ft at 5:20AM May 27, 2023Observed: 11.94 ft at 5:30AM May 27, 2023Observed: 11.95 ft at 5:40AM May 27, 2023Observed: 11.94 ft at 5:50AM May 27, 2023Observed: 11.94 ft at 6:00AM May 27, 2023Observed: 11.94 ft at 6:10AM May 27, 2023Observed: 11.95 ft at 6:20AM May 27, 2023Observed: 11.95 ft at 6:30AM May 27, 2023Observed: 11.95 ft at 6:40AM May 27, 2023Observed: 11.93 ft at 6:50AM May 27, 2023Observed: 11.95 ft at 7:00AM May 27, 2023Observed: 11.94 ft at 7:10AM May 27, 2023Observed: 11.95 ft at 7:20AM May 27, 2023Observed: 11.97 ft at 7:30AM May 27, 2023Observed: 11.97 ft at 7:40AM May 27, 2023Observed: 11.95 ft at 7:50AM May 27, 2023Observed: 11.94 ft at 8:00AM May 27, 2023Observed: 11.95 ft at 8:10AM May 27, 2023Observed: 11.93 ft at 8:20AM May 27, 2023Observed: 11.95 ft at 8:30AM May 27, 2023Observed: 11.93 ft at 8:40AM May 27, 2023Observed: 11.94 ft at 8:50AM May 27, 2023Observed: 11.94 ft at 9:00AM May 27, 2023Observed: 11.95 ft at 9:10AM May 27, 2023Observed: 11.94 ft at 9:20AM May 27, 2023Observed: 11.95 ft at 9:30AM May 27, 2023Observed: 11.95 ft at 9:40AM May 27, 2023Observed: 11.93 ft at 9:50AM May 27, 2023Observed: 11.95 ft at 10:00AM May 27, 2023Observed: 11.96 ft at 10:10AM May 27, 2023Observed: 11.95 ft at 10:20AM May 27, 2023Observed: 11.94 ft at 10:30AM May 27, 2023Observed: 11.96 ft at 10:40AM May 27, 2023Observed: 11.94 ft at 10:50AM May 27, 2023Observed: 11.96 ft at 11:00AM May 27, 2023Observed: 11.94 ft at 11:10AM May 27, 2023Observed: 11.96 ft at 11:20AM May 27, 2023Observed: 11.95 ft at 11:30AM May 27, 2023Observed: 11.96 ft at 11:40AM May 27, 2023Observed: 11.95 ft at 11:50AM May 27, 2023Observed: 11.95 ft at 12:00PM May 27, 2023Observed: 11.95 ft at 12:10PM May 27, 2023Observed: 11.95 ft at 12:20PM May 27, 2023Observed: 11.95 ft at 12:30PM May 27, 2023Observed: 11.95 ft at 12:40PM May 27, 2023Observed: 11.96 ft at 12:50PM May 27, 2023Observed: 11.96 ft at 1:00PM May 27, 2023Observed: 11.95 ft at 1:10PM May 27, 2023Observed: 11.95 ft at 1:20PM May 27, 2023Observed: 11.94 ft at 1:30PM May 27, 2023Observed: 11.92 ft at 1:40PM May 27, 2023Observed: 11.95 ft at 2:00PM May 27, 2023Observed: 11.92 ft at 2:10PM May 27, 2023Observed: 11.96 ft at 2:20PM May 27, 2023Observed: 11.97 ft at 2:30PM May 27, 2023Observed: 11.94 ft at 2:40PM May 27, 2023Observed: 11.96 ft at 2:50PM May 27, 2023Observed: 11.99 ft at 3:00PM May 27, 2023Observed: 11.95 ft at 3:10PM May 27, 2023Observed: 11.96 ft at 3:20PM May 27, 2023Observed: 11.95 ft at 3:30PM May 27, 2023Observed: 11.96 ft at 3:40PM May 27, 2023Observed: 11.96 ft at 3:50PM May 27, 2023Observed: 11.92 ft at 4:00PM May 27, 2023Observed: 11.96 ft at 4:10PM May 27, 2023Observed: 11.93 ft at 4:20PM May 27, 2023Observed: 11.94 ft at 4:30PM May 27, 2023Observed: 11.96 ft at 4:40PM May 27, 2023Observed: 11.93 ft at 4:50PM May 27, 2023Observed: 11.99 ft at 5:00PM May 27, 2023Observed: 11.96 ft at 5:10PM May 27, 2023Observed: 11.97 ft at 5:20PM May 27, 2023Observed: 11.97 ft at 5:30PM May 27, 2023Observed: 11.94 ft at 5:40PM May 27, 2023Observed: 11.94 ft at 5:50PM May 27, 2023Observed: 11.96 ft at 6:00PM May 27, 2023Observed: 11.95 ft at 6:10PM May 27, 2023Observed: 11.97 ft at 6:20PM May 27, 2023Observed: 11.94 ft at 6:30PM May 27, 2023Observed: 11.93 ft at 6:40PM May 27, 2023Observed: 11.94 ft at 6:50PM May 27, 2023Observed: 11.95 ft at 7:00PM May 27, 2023Observed: 11.95 ft at 7:10PM May 27, 2023Observed: 11.95 ft at 7:20PM May 27, 2023Observed: 11.95 ft at 7:30PM May 27, 2023Observed: 11.95 ft at 7:40PM May 27, 2023Observed: 11.94 ft at 7:50PM May 27, 2023Observed: 11.94 ft at 8:00PM May 27, 2023Observed: 11.95 ft at 8:10PM May 27, 2023Observed: 11.95 ft at 8:20PM May 27, 2023Observed: 11.93 ft at 8:30PM May 27, 2023Observed: 11.94 ft at 8:40PM May 27, 2023Observed: 11.96 ft at 8:50PM May 27, 2023Observed: 11.94 ft at 9:00PM May 27, 2023Observed: 11.97 ft at 9:10PM May 27, 2023Observed: 11.93 ft at 9:20PM May 27, 2023Observed: 11.96 ft at 9:30PM May 27, 2023Observed: 11.95 ft at 9:40PM May 27, 2023Observed: 11.94 ft at 9:50PM May 27, 2023Observed: 11.95 ft at 10:00PM May 27, 2023Observed: 11.95 ft at 10:10PM May 27, 2023Observed: 11.94 ft at 10:20PM May 27, 2023Observed: 11.95 ft at 10:30PM May 27, 2023Observed: 11.95 ft at 10:40PM May 27, 2023Observed: 11.95 ft at 10:50PM May 27, 2023Observed: 11.94 ft at 11:00PM May 27, 2023Observed: 11.95 ft at 11:10PM May 27, 2023Observed: 11.95 ft at 11:20PM May 27, 2023Observed: 11.95 ft at 11:30PM May 27, 2023Observed: 11.93 ft at 11:40PM May 27, 2023Observed: 11.94 ft at 11:50PM May 27, 2023Observed: 11.95 ft at 12:00AM May 28, 2023Observed: 11.94 ft at 12:10AM May 28, 2023Observed: 11.95 ft at 12:20AM May 28, 2023Observed: 11.95 ft at 12:30AM May 28, 2023Observed: 11.96 ft at 12:40AM May 28, 2023Observed: 11.95 ft at 12:50AM May 28, 2023Observed: 11.94 ft at 1:00AM May 28, 2023Observed: 11.95 ft at 1:10AM May 28, 2023Observed: 11.93 ft at 1:20AM May 28, 2023Observed: 11.95 ft at 1:30AM May 28, 2023Observed: 11.97 ft at 1:40AM May 28, 2023Observed: 11.9 ft at 1:50AM May 28, 2023Observed: 11.94 ft at 2:00AM May 28, 2023Observed: 11.95 ft at 2:10AM May 28, 2023Observed: 11.92 ft at 2:20AM May 28, 2023Observed: 11.91 ft at 2:30AM May 28, 2023Observed: 11.92 ft at 2:40AM May 28, 2023Observed: 11.93 ft at 2:50AM May 28, 2023Observed: 11.95 ft at 3:00AM May 28, 2023Observed: 11.93 ft at 3:10AM May 28, 2023Observed: 11.94 ft at 3:20AM May 28, 2023Observed: 11.95 ft at 3:30AM May 28, 2023Observed: 11.95 ft at 3:40AM May 28, 2023Observed: 11.95 ft at 3:50AM May 28, 2023Observed: 11.95 ft at 4:00AM May 28, 2023Observed: 11.95 ft at 4:10AM May 28, 2023Observed: 11.95 ft at 4:20AM May 28, 2023Observed: 11.96 ft at 4:30AM May 28, 2023Observed: 11.94 ft at 4:40AM May 28, 2023Observed: 11.94 ft at 4:50AM May 28, 2023Observed: 11.96 ft at 5:00AM May 28, 2023Observed: 11.96 ft at 5:10AM May 28, 2023Observed: 11.96 ft at 5:20AM May 28, 2023Observed: 11.95 ft at 5:30AM May 28, 2023Observed: 11.95 ft at 5:40AM May 28, 2023Observed: 11.95 ft at 5:50AM May 28, 2023Observed: 11.96 ft at 6:00AM May 28, 2023Observed: 11.96 ft at 6:10AM May 28, 2023Observed: 11.96 ft at 6:20AM May 28, 2023Observed: 11.95 ft at 6:30AM May 28, 2023Observed: 11.97 ft at 6:40AM May 28, 2023Observed: 11.95 ft at 6:50AM May 28, 2023Observed: 11.97 ft at 7:00AM May 28, 2023Observed: 11.92 ft at 7:10AM May 28, 2023Observed: 11.99 ft at 7:20AM May 28, 2023Observed: 11.96 ft at 7:30AM May 28, 2023Observed: 11.95 ft at 7:40AM May 28, 2023Observed: 11.93 ft at 7:50AM May 28, 2023Observed: 11.96 ft at 8:00AM May 28, 2023Observed: 11.9 ft at 8:10AM May 28, 2023Observed: 11.95 ft at 8:20AM May 28, 2023Observed: 11.96 ft at 8:30AM May 28, 2023Observed: 11.98 ft at 8:40AM May 28, 2023Observed: 11.96 ft at 8:50AM May 28, 2023Observed: 11.94 ft at 9:00AM May 28, 2023Observed: 11.96 ft at 9:10AM May 28, 2023Observed: 11.97 ft at 9:20AM May 28, 2023Observed: 11.95 ft at 9:30AM May 28, 2023Observed: 11.97 ft at 9:40AM May 28, 2023Observed: 11.95 ft at 9:50AM May 28, 2023Observed: 11.96 ft at 10:00AM May 28, 2023Observed: 11.96 ft at 10:10AM May 28, 2023Observed: 11.97 ft at 10:20AM May 28, 2023Observed: 11.93 ft at 10:30AM May 28, 2023Observed: 11.96 ft at 10:40AM May 28, 2023Observed: 11.95 ft at 10:50AM May 28, 2023Observed: 11.96 ft at 11:00AM May 28, 2023Observed: 11.96 ft at 11:10AM May 28, 2023Observed: 11.94 ft at 11:20AM May 28, 2023Observed: 11.95 ft at 11:30AM May 28, 2023Observed: 11.95 ft at 11:40AM May 28, 2023Observed: 11.95 ft at 11:50AM May 28, 2023Observed: 11.95 ft at 12:00PM May 28, 2023Observed: 11.94 ft at 12:10PM May 28, 2023Observed: 11.9 ft at 12:20PM May 28, 2023Observed: 11.94 ft at 12:30PM May 28, 2023Observed: 11.94 ft at 12:40PM May 28, 2023Observed: 11.96 ft at 12:50PM May 28, 2023Observed: 11.94 ft at 1:00PM May 28, 2023Observed: 11.95 ft at 1:10PM May 28, 2023Observed: 11.95 ft at 1:20PM May 28, 2023Observed: 11.94 ft at 1:30PM May 28, 2023Observed: 11.96 ft at 1:40PM May 28, 2023Observed: 11.97 ft at 1:50PM May 28, 2023Observed: 11.94 ft at 2:00PM May 28, 2023Observed: 11.95 ft at 2:10PM May 28, 2023Observed: 11.95 ft at 2:20PM May 28, 2023Observed: 11.96 ft at 2:30PM May 28, 2023Observed: 11.92 ft at 2:40PM May 28, 2023Observed: 11.98 ft at 2:50PM May 28, 2023Highest Observation: 12 ft at 3:00PM May 28, 2023Observed: 11.94 ft at 3:10PM May 28, 2023Observed: 11.96 ft at 3:20PM May 28, 2023Observed: 11.98 ft at 3:30PM May 28, 2023Observed: 11.94 ft at 3:40PM May 28, 2023Observed: 11.96 ft at 3:50PM May 28, 2023Observed: 11.96 ft at 4:00PM May 28, 2023Observed: 11.99 ft at 4:10PM May 28, 2023Observed: 11.97 ft at 4:20PM May 28, 2023Observed: 11.96 ft at 4:30PM May 28, 2023Observed: 11.96 ft at 4:40PM May 28, 2023Observed: 11.96 ft at 4:50PM May 28, 2023Observed: 11.96 ft at 5:00PM May 28, 2023Observed: 11.95 ft at 5:10PM May 28, 2023Observed: 11.95 ft at 5:20PM May 28, 2023Observed: 11.96 ft at 5:30PM May 28, 2023Observed: 11.96 ft at 5:40PM May 28, 2023Observed: 11.95 ft at 5:50PM May 28, 2023Observed: 11.95 ft at 6:00PM May 28, 2023Observed: 11.95 ft at 6:10PM May 28, 2023Observed: 11.95 ft at 6:20PM May 28, 2023Observed: 11.93 ft at 6:30PM May 28, 2023Observed: 11.94 ft at 6:40PM May 28, 2023Observed: 11.93 ft at 6:50PM May 28, 2023Observed: 11.95 ft at 7:00PM May 28, 2023Observed: 11.96 ft at 7:10PM May 28, 2023Observed: 11.95 ft at 7:20PM May 28, 2023Observed: 11.96 ft at 7:30PM May 28, 2023Observed: 11.94 ft at 7:40PM May 28, 2023Observed: 11.94 ft at 7:50PM May 28, 2023Observed: 11.97 ft at 8:00PM May 28, 2023Observed: 11.94 ft at 8:10PM May 28, 2023Observed: 11.94 ft at 8:20PM May 28, 2023Observed: 11.93 ft at 8:30PM May 28, 2023Observed: 11.94 ft at 8:40PM May 28, 2023Observed: 11.93 ft at 8:50PM May 28, 2023Observed: 11.93 ft at 9:00PM May 28, 2023Observed: 11.93 ft at 9:10PM May 28, 2023Observed: 11.95 ft at 9:20PM May 28, 2023Observed: 11.96 ft at 9:30PM May 28, 2023Observed: 11.94 ft at 9:40PM May 28, 2023Observed: 11.95 ft at 9:50PM May 28, 2023Observed: 11.94 ft at 10:00PM May 28, 2023Observed: 11.94 ft at 10:10PM May 28, 2023Observed: 11.93 ft at 10:20PM May 28, 2023Observed: 11.95 ft at 10:30PM May 28, 2023Observed: 11.95 ft at 10:40PM May 28, 2023Observed: 11.96 ft at 10:50PM May 28, 2023Observed: 11.95 ft at 11:00PM May 28, 2023Observed: 11.95 ft at 11:10PM May 28, 2023Observed: 11.95 ft at 11:20PM May 28, 2023Observed: 11.94 ft at 11:30PM May 28, 2023Observed: 11.94 ft at 11:40PM May 28, 2023Observed: 11.94 ft at 11:50PM May 28, 2023Observed: 11.94 ft at 12:00AM May 29, 2023Observed: 11.94 ft at 12:10AM May 29, 2023Observed: 11.94 ft at 12:20AM May 29, 2023Observed: 11.94 ft at 12:30AM May 29, 2023Observed: 11.93 ft at 12:40AM May 29, 2023Observed: 11.93 ft at 12:50AM May 29, 2023Observed: 11.94 ft at 1:00AM May 29, 2023Observed: 11.93 ft at 1:10AM May 29, 2023Observed: 11.92 ft at 1:20AM May 29, 2023Observed: 11.94 ft at 1:30AM May 29, 2023Observed: 11.94 ft at 1:40AM May 29, 2023Observed: 11.93 ft at 1:50AM May 29, 2023Observed: 11.93 ft at 2:00AM May 29, 2023Observed: 11.94 ft at 2:10AM May 29, 2023Observed: 11.92 ft at 2:20AM May 29, 2023Observed: 11.94 ft at 2:30AM May 29, 2023Observed: 11.93 ft at 3:10AM May 29, 2023Observed: 11.94 ft at 3:20AM May 29, 2023Observed: 11.94 ft at 3:30AM May 29, 2023Observed: 11.93 ft at 3:40AM May 29, 2023Observed: 11.94 ft at 3:50AM May 29, 2023Observed: 11.93 ft at 4:00AM May 29, 2023Observed: 11.93 ft at 4:10AM May 29, 2023Observed: 11.92 ft at 4:20AM May 29, 2023Observed: 11.95 ft at 4:30AM May 29, 2023Observed: 11.94 ft at 4:40AM May 29, 2023Observed: 11.94 ft at 4:50AM May 29, 2023Observed: 11.93 ft at 5:00AM May 29, 2023Observed: 11.93 ft at 5:10AM May 29, 2023Observed: 11.93 ft at 5:20AM May 29, 2023Observed: 11.94 ft at 5:30AM May 29, 2023Observed: 11.92 ft at 5:40AM May 29, 2023Observed: 11.93 ft at 5:50AM May 29, 2023Observed: 11.93 ft at 6:00AM May 29, 2023Observed: 11.92 ft at 6:10AM May 29, 2023Observed: 11.93 ft at 6:20AM May 29, 2023Observed: 11.92 ft at 6:30AM May 29, 2023Observed: 11.93 ft at 6:40AM May 29, 2023Observed: 11.92 ft at 6:50AM May 29, 2023Observed: 11.93 ft at 7:00AM May 29, 2023Observed: 11.95 ft at 7:10AM May 29, 2023Observed: 11.92 ft at 7:20AM May 29, 2023Observed: 11.93 ft at 7:30AM May 29, 2023Observed: 11.93 ft at 8:10AM May 29, 2023Observed: 11.91 ft at 8:20AM May 29, 2023Observed: 11.92 ft at 8:30AM May 29, 2023Observed: 11.92 ft at 8:40AM May 29, 2023Observed: 11.91 ft at 8:50AM May 29, 2023Observed: 11.93 ft at 9:00AM May 29, 2023Observed: 11.92 ft at 9:10AM May 29, 2023Observed: 11.9 ft at 9:20AM May 29, 2023Observed: 11.91 ft at 9:30AM May 29, 2023Observed: 11.92 ft at 9:40AM May 29, 2023Observed: 11.91 ft at 9:50AM May 29, 2023Observed: 11.92 ft at 10:00AM May 29, 2023Observed: 11.91 ft at 10:10AM May 29, 2023Observed: 11.92 ft at 10:20AM May 29, 2023Observed: 11.92 ft at 10:30AM May 29, 2023Observed: 11.91 ft at 10:40AM May 29, 2023Observed: 11.91 ft at 10:50AM May 29, 2023Observed: 11.91 ft at 11:00AM May 29, 2023Observed: 11.91 ft at 11:10AM May 29, 2023Observed: 11.92 ft at 11:20AM May 29, 2023Observed: 11.92 ft at 11:30AM May 29, 2023Observed: 11.9 ft at 11:40AM May 29, 2023Observed: 11.93 ft at 11:50AM May 29, 2023Observed: 11.91 ft at 12:00PM May 29, 2023Observed: 11.92 ft at 12:10PM May 29, 2023Observed: 11.91 ft at 12:20PM May 29, 2023Observed: 11.91 ft at 12:30PM May 29, 2023Observed: 11.91 ft at 12:40PM May 29, 2023Observed: 11.91 ft at 12:50PM May 29, 2023Observed: 11.92 ft at 1:00PM May 29, 2023Observed: 11.9 ft at 1:10PM May 29, 2023Observed: 11.91 ft at 1:20PM May 29, 2023Observed: 11.9 ft at 1:30PM May 29, 2023Observed: 11.91 ft at 1:40PM May 29, 2023Observed: 11.92 ft at 1:50PM May 29, 2023Observed: 11.91 ft at 2:00PM May 29, 2023Observed: 11.89 ft at 2:10PM May 29, 2023Observed: 11.9 ft at 2:20PM May 29, 2023Observed: 11.9 ft at 2:30PM May 29, 2023Observed: 11.91 ft at 2:40PM May 29, 2023Observed: 11.91 ft at 2:50PM May 29, 2023Observed: 11.91 ft at 3:00PM May 29, 2023Observed: 11.88 ft at 3:10PM May 29, 2023Observed: 11.94 ft at 3:20PM May 29, 2023Observed: 11.92 ft at 3:30PM May 29, 2023Observed: 11.91 ft at 3:40PM May 29, 2023Observed: 11.92 ft at 3:50PM May 29, 2023Observed: 11.82 ft at 4:00PM May 29, 2023Observed: 11.78 ft at 4:10PM May 29, 2023Observed: 11.8 ft at 4:20PM May 29, 2023Observed: 11.8 ft at 4:30PM May 29, 2023Observed: 11.78 ft at 4:40PM May 29, 2023Observed: 11.76 ft at 4:50PM May 29, 2023Observed: 11.77 ft at 5:00PM May 29, 2023Observed: 11.74 ft at 5:10PM May 29, 2023Observed: 11.73 ft at 5:20PM May 29, 2023Observed: 11.73 ft at 5:30PM May 29, 2023Observed: 11.72 ft at 5:40PM May 29, 2023Observed: 11.74 ft at 5:50PM May 29, 2023Observed: 11.73 ft at 6:00PM May 29, 2023Observed: 11.75 ft at 6:10PM May 29, 2023Observed: 11.73 ft at 6:20PM May 29, 2023Observed: 11.73 ft at 6:30PM May 29, 2023Observed: 11.72 ft at 6:40PM May 29, 2023Observed: 11.72 ft at 6:50PM May 29, 2023Observed: 11.72 ft at 7:00PM May 29, 2023Observed: 11.71 ft at 7:10PM May 29, 2023Observed: 11.72 ft at 7:20PM May 29, 2023Observed: 11.72 ft at 7:30PM May 29, 2023Observed: 11.73 ft at 7:40PM May 29, 2023Observed: 11.72 ft at 7:50PM May 29, 2023Observed: 11.73 ft at 8:00PM May 29, 2023Observed: 11.73 ft at 8:10PM May 29, 2023Observed: 11.73 ft at 8:20PM May 29, 2023Observed: 11.71 ft at 8:30PM May 29, 2023Observed: 11.73 ft at 8:40PM May 29, 2023Observed: 11.73 ft at 8:50PM May 29, 2023Observed: 11.72 ft at 9:00PM May 29, 2023Observed: 11.72 ft at 9:10PM May 29, 2023Observed: 11.73 ft at 9:20PM May 29, 2023Observed: 11.73 ft at 9:30PM May 29, 2023Observed: 11.73 ft at 9:40PM May 29, 2023Observed: 11.74 ft at 9:50PM May 29, 2023Observed: 11.74 ft at 10:00PM May 29, 2023Observed: 11.73 ft at 10:10PM May 29, 2023Observed: 11.73 ft at 10:20PM May 29, 2023Observed: 11.71 ft at 10:30PM May 29, 2023Observed: 11.73 ft at 10:40PM May 29, 2023Observed: 11.73 ft at 10:50PM May 29, 2023Observed: 11.72 ft at 11:00PM May 29, 2023Observed: 11.73 ft at 11:10PM May 29, 2023Observed: 11.71 ft at 11:20PM May 29, 2023Observed: 11.71 ft at 11:30PM May 29, 2023Observed: 11.74 ft at 11:40PM May 29, 2023Observed: 11.72 ft at 11:50PM May 29, 2023Observed: 11.74 ft at 12:00AM May 30, 2023Observed: 11.72 ft at 12:10AM May 30, 2023Observed: 11.74 ft at 12:20AM May 30, 2023Observed: 11.73 ft at 12:30AM May 30, 2023Observed: 11.7 ft at 12:40AM May 30, 2023Observed: 11.73 ft at 12:50AM May 30, 2023Observed: 11.73 ft at 1:00AM May 30, 2023Observed: 11.72 ft at 1:10AM May 30, 2023Observed: 11.74 ft at 1:20AM May 30, 2023Observed: 11.72 ft at 1:30AM May 30, 2023Observed: 11.75 ft at 1:40AM May 30, 2023Observed: 11.68 ft at 1:50AM May 30, 2023Observed: 11.72 ft at 2:00AM May 30, 2023Observed: 11.71 ft at 2:10AM May 30, 2023Observed: 11.73 ft at 2:20AM May 30, 2023Observed: 11.73 ft at 2:30AM May 30, 2023Observed: 11.73 ft at 2:40AM May 30, 2023Observed: 11.72 ft at 2:50AM May 30, 2023Observed: 11.72 ft at 3:00AM May 30, 2023Highest Forecast: 11.8 ft 7:00AM May 30, 2023Forecast: 11.7 ft 1:00PM May 30, 2023Forecast: 11.6 ft 7:00PM May 30, 2023Forecast: 11.5 ft 1:00AM May 31, 2023Forecast: 11.4 ft 7:00AM May 31, 2023Forecast: 11.3 ft 1:00PM May 31, 2023Forecast: 11.2 ft 7:00PM May 31, 2023Forecast: 11.1 ft 1:00AM Jun 01, 2023Forecast: 10.9 ft 7:00AM Jun 01, 2023Forecast: 10.8 ft 1:00PM Jun 01, 2023Forecast: 10.7 ft 7:00PM Jun 01, 2023Forecast: 10.6 ft 1:00AM Jun 02, 2023Forecast: 10.4 ft 7:00AM Jun 02, 2023Forecast: 10.3 ft 1:00PM Jun 02, 2023Forecast: 10.2 ft 7:00PM Jun 02, 2023Forecast: 10 ft 1:00AM Jun 03, 2023Forecast: 9.9 ft 7:00AM Jun 03, 2023Forecast: 9.8 ft 1:00PM Jun 03, 2023Forecast: 9.7 ft 7:00PM Jun 03, 2023Forecast: 9.5 ft 1:00AM Jun 04, 2023Forecast: 9.4 ft 7:00AM Jun 04, 2023Forecast: 9.2 ft 1:00PM Jun 04, 2023Forecast: 9.1 ft 7:00PM Jun 04, 2023Forecast: 8.9 ft 1:00AM Jun 05, 2023Forecast: 8.8 ft 7:00AM Jun 05, 2023U.S. Army Corps of EngineersDLDI4(plotting HTIRG) Graph Created (3:48AM May 30, 2023)ObservedForecast (issued 8:16PM May 29)Latest observed value: 11.72 ft at 3:00 AM CDT 30-May-2023. Flood Stage is 16 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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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 Dubuque (LD11) are issued routinely year-round.

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Upstream Gauge - above Waupeton (Pool 11) Upstream Gauge Downstream Gauge Downstream Gauge - at Dubuque (Railroad Bridge)
Flood Categories (in feet)
Major Flood Stage: 20.5
Moderate Flood Stage: 17
Flood Stage: 16
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 25.69 ft on 04/26/1965
(2) 23.91 ft on 04/21/2001
(3) 22.32 ft on 07/01/1993
(4) 21.77 ft on 04/27/2019
(5) 21.74 ft on 04/23/1969
(6) 21.64 ft on 04/22/1951
(7) 21.57 ft on 04/25/1952
(8) 21.32 ft on 05/06/1975
(9) 21.24 ft on 04/19/2011
(10) 21.22 ft on 04/06/2019 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 19.19 ft on 05/31/2019 (P)
(2) 21.77 ft on 04/27/2019
(3) 21.22 ft on 04/06/2019 (P)
(4) 17.87 ft on 05/07/2018
(5) 17.04 ft on 05/29/2017
(6) 15.91 ft on 09/30/2016
(7) 11.23 ft on 06/06/2015
(8) 18.46 ft on 07/04/2014
(9) 16.30 ft on 06/26/2013
(10) 21.24 ft on 04/19/2011
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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Gauge LocationGauge Map Marker
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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.
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22 Water affects Volunteer Drive leading to Lock and Dam 11.
20.8 Lock and Dam 11 is closed.
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Latitude: 42.538611° N, Longitude: 90.646389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 16 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 588.2 ft 604.2 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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