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Hydrograph River at a Glance Download
Mississippi River at Dubuque (LD11) Tailwater (ft)Flow (kcfs)Observed: 11.14 ft at 2:20AM Jul 18, 2018Observed: 11.13 ft at 2:30AM Jul 18, 2018Observed: 11.14 ft at 2:40AM Jul 18, 2018Observed: 11.14 ft at 2:50AM Jul 18, 2018Observed: 11.14 ft at 3:00AM Jul 18, 2018Highest Observation: 11.15 ft at 3:10AM Jul 18, 2018Observed: 11.14 ft at 3:20AM Jul 18, 2018Observed: 11.14 ft at 3:30AM Jul 18, 2018Observed: 11.14 ft at 3:40AM Jul 18, 2018Observed: 11.14 ft at 3:50AM Jul 18, 2018Observed: 11.14 ft at 4:00AM Jul 18, 2018Observed: 11.14 ft at 4:10AM Jul 18, 2018Observed: 11.13 ft at 4:20AM Jul 18, 2018Observed: 11.14 ft at 4:30AM Jul 18, 2018Observed: 11.13 ft at 4:40AM Jul 18, 2018Observed: 11.13 ft at 4:50AM Jul 18, 2018Observed: 11.13 ft at 5:00AM Jul 18, 2018Observed: 11.13 ft at 5:10AM Jul 18, 2018Observed: 11.13 ft at 5:20AM Jul 18, 2018Observed: 11.13 ft at 5:30AM Jul 18, 2018Observed: 11.12 ft at 5:40AM Jul 18, 2018Observed: 11.13 ft at 5:50AM Jul 18, 2018Observed: 11.14 ft at 6:00AM Jul 18, 2018Observed: 11.13 ft at 6:10AM Jul 18, 2018Observed: 11.14 ft at 6:20AM Jul 18, 2018Observed: 11.13 ft at 6:30AM Jul 18, 2018Observed: 11.12 ft at 6:40AM Jul 18, 2018Observed: 11.12 ft at 6:50AM Jul 18, 2018Observed: 11.13 ft at 7:00AM Jul 18, 2018Observed: 11.11 ft at 7:10AM Jul 18, 2018Observed: 11.13 ft at 7:20AM Jul 18, 2018Observed: 11.14 ft at 7:30AM Jul 18, 2018Observed: 11.13 ft at 7:40AM Jul 18, 2018Observed: 11.14 ft at 7:50AM Jul 18, 2018Observed: 11.13 ft at 8:00AM Jul 18, 2018Observed: 11.01 ft at 8:10AM Jul 18, 2018Observed: 10.99 ft at 8:20AM Jul 18, 2018Observed: 10.99 ft at 8:30AM Jul 18, 2018Observed: 10.97 ft at 8:40AM Jul 18, 2018Observed: 10.94 ft at 8:50AM Jul 18, 2018Observed: 10.94 ft at 9:00AM Jul 18, 2018Observed: 10.92 ft at 9:10AM Jul 18, 2018Observed: 10.91 ft at 9:20AM Jul 18, 2018Observed: 10.91 ft at 9:30AM Jul 18, 2018Observed: 10.91 ft at 9:40AM Jul 18, 2018Observed: 10.89 ft at 9:50AM Jul 18, 2018Observed: 10.89 ft at 10:00AM Jul 18, 2018Observed: 10.9 ft at 10:10AM Jul 18, 2018Observed: 10.89 ft at 10:20AM Jul 18, 2018Observed: 10.89 ft at 10:30AM Jul 18, 2018Observed: 10.88 ft at 10:40AM Jul 18, 2018Observed: 10.87 ft at 10:50AM Jul 18, 2018Observed: 10.88 ft at 11:00AM Jul 18, 2018Observed: 10.87 ft at 11:10AM Jul 18, 2018Observed: 10.86 ft at 11:20AM Jul 18, 2018Observed: 10.86 ft at 11:30AM Jul 18, 2018Observed: 10.86 ft at 11:40AM Jul 18, 2018Observed: 10.85 ft at 11:50AM Jul 18, 2018Observed: 10.86 ft at 12:00PM Jul 18, 2018Observed: 10.85 ft at 12:10PM Jul 18, 2018Observed: 10.86 ft at 12:20PM Jul 18, 2018Observed: 10.86 ft at 12:30PM Jul 18, 2018Observed: 10.86 ft at 12:40PM Jul 18, 2018Observed: 10.86 ft at 12:50PM Jul 18, 2018Observed: 10.85 ft at 1:00PM Jul 18, 2018Observed: 10.85 ft at 1:10PM Jul 18, 2018Observed: 10.85 ft at 1:20PM Jul 18, 2018Observed: 10.85 ft at 1:30PM Jul 18, 2018Observed: 10.85 ft at 1:40PM Jul 18, 2018Observed: 10.84 ft at 1:50PM Jul 18, 2018Observed: 10.85 ft at 2:00PM Jul 18, 2018Observed: 10.85 ft at 2:10PM Jul 18, 2018Observed: 10.84 ft at 2:20PM Jul 18, 2018Observed: 10.84 ft at 2:30PM Jul 18, 2018Observed: 10.84 ft at 2:40PM Jul 18, 2018Observed: 10.84 ft at 2:50PM Jul 18, 2018Observed: 10.85 ft at 3:00PM Jul 18, 2018Observed: 10.84 ft at 3:10PM Jul 18, 2018Observed: 10.85 ft at 3:20PM Jul 18, 2018Observed: 10.84 ft at 3:30PM Jul 18, 2018Observed: 10.85 ft at 4:00PM Jul 18, 2018Observed: 10.85 ft at 4:10PM Jul 18, 2018Observed: 10.85 ft at 4:20PM Jul 18, 2018Observed: 10.85 ft at 4:30PM Jul 18, 2018Observed: 10.86 ft at 4:40PM Jul 18, 2018Observed: 10.88 ft at 4:50PM Jul 18, 2018Observed: 10.86 ft at 5:00PM Jul 18, 2018Observed: 10.85 ft at 5:10PM Jul 18, 2018Observed: 10.85 ft at 5:20PM Jul 18, 2018Observed: 10.85 ft at 5:30PM Jul 18, 2018Observed: 10.85 ft at 5:40PM Jul 18, 2018Observed: 10.85 ft at 5:50PM Jul 18, 2018Observed: 10.86 ft at 6:00PM Jul 18, 2018Observed: 10.86 ft at 6:10PM Jul 18, 2018Observed: 10.85 ft at 6:20PM Jul 18, 2018Observed: 10.85 ft at 6:30PM Jul 18, 2018Observed: 10.84 ft at 6:40PM Jul 18, 2018Observed: 10.85 ft at 6:50PM Jul 18, 2018Observed: 10.85 ft at 7:00PM Jul 18, 2018Observed: 10.85 ft at 7:10PM Jul 18, 2018Observed: 10.84 ft at 7:20PM Jul 18, 2018Observed: 10.85 ft at 7:30PM Jul 18, 2018Observed: 10.84 ft at 7:40PM Jul 18, 2018Observed: 10.86 ft at 7:50PM Jul 18, 2018Observed: 10.86 ft at 8:00PM Jul 18, 2018Observed: 10.85 ft at 8:10PM Jul 18, 2018Observed: 10.84 ft at 8:20PM Jul 18, 2018Observed: 10.85 ft at 8:30PM Jul 18, 2018Observed: 10.85 ft at 8:40PM Jul 18, 2018Observed: 10.86 ft at 8:50PM Jul 18, 2018Observed: 10.85 ft at 9:00PM Jul 18, 2018Observed: 10.84 ft at 9:10PM Jul 18, 2018Observed: 10.85 ft at 9:20PM Jul 18, 2018Observed: 10.86 ft at 9:30PM Jul 18, 2018Observed: 10.83 ft at 9:40PM Jul 18, 2018Observed: 10.84 ft at 9:50PM Jul 18, 2018Observed: 10.83 ft at 10:00PM Jul 18, 2018Observed: 10.83 ft at 10:10PM Jul 18, 2018Observed: 10.88 ft at 10:20PM Jul 18, 2018Observed: 10.88 ft at 10:30PM Jul 18, 2018Observed: 10.89 ft at 10:40PM Jul 18, 2018Observed: 10.84 ft at 10:50PM Jul 18, 2018Observed: 10.84 ft at 11:00PM Jul 18, 2018Observed: 10.84 ft at 11:10PM Jul 18, 2018Observed: 10.85 ft at 11:20PM Jul 18, 2018Observed: 10.84 ft at 11:30PM Jul 18, 2018Observed: 10.84 ft at 11:40PM Jul 18, 2018Observed: 10.85 ft at 11:50PM Jul 18, 2018Observed: 10.84 ft at 12:00AM Jul 19, 2018Observed: 10.85 ft at 12:10AM Jul 19, 2018Observed: 10.85 ft at 12:20AM Jul 19, 2018Observed: 10.85 ft at 12:30AM Jul 19, 2018Observed: 10.85 ft at 12:40AM Jul 19, 2018Observed: 10.84 ft at 12:50AM Jul 19, 2018Observed: 10.84 ft at 1:00AM Jul 19, 2018Observed: 10.85 ft at 1:10AM Jul 19, 2018Observed: 10.85 ft at 1:20AM Jul 19, 2018Observed: 10.84 ft at 1:30AM Jul 19, 2018Observed: 10.85 ft at 1:40AM Jul 19, 2018Observed: 10.85 ft at 1:50AM Jul 19, 2018Observed: 10.84 ft at 2:00AM Jul 19, 2018Observed: 10.84 ft at 2:10AM Jul 19, 2018Observed: 10.85 ft at 2:20AM Jul 19, 2018Observed: 10.85 ft at 2:30AM Jul 19, 2018Observed: 10.85 ft at 2:40AM Jul 19, 2018Observed: 10.85 ft at 2:50AM Jul 19, 2018Observed: 10.85 ft at 3:00AM Jul 19, 2018Observed: 10.85 ft at 3:10AM Jul 19, 2018Observed: 10.86 ft at 3:20AM Jul 19, 2018Observed: 10.86 ft at 3:30AM Jul 19, 2018Observed: 10.85 ft at 3:40AM Jul 19, 2018Observed: 10.86 ft at 3:50AM Jul 19, 2018Observed: 10.86 ft at 4:00AM Jul 19, 2018Observed: 10.86 ft at 4:10AM Jul 19, 2018Observed: 10.85 ft at 4:20AM Jul 19, 2018Observed: 10.86 ft at 4:30AM Jul 19, 2018Observed: 10.85 ft at 4:40AM Jul 19, 2018Observed: 10.85 ft at 4:50AM Jul 19, 2018Observed: 10.86 ft at 5:00AM Jul 19, 2018Observed: 10.86 ft at 5:10AM Jul 19, 2018Observed: 10.86 ft at 5:20AM Jul 19, 2018Observed: 10.86 ft at 5:30AM Jul 19, 2018Observed: 10.86 ft at 5:40AM Jul 19, 2018Observed: 10.85 ft at 5:50AM Jul 19, 2018Observed: 10.86 ft at 6:00AM Jul 19, 2018Observed: 10.85 ft at 6:10AM Jul 19, 2018Observed: 10.86 ft at 6:20AM Jul 19, 2018Observed: 10.86 ft at 6:30AM Jul 19, 2018Observed: 10.85 ft at 6:40AM Jul 19, 2018Observed: 10.86 ft at 6:50AM Jul 19, 2018Observed: 10.86 ft at 7:00AM Jul 19, 2018Observed: 10.86 ft at 7:10AM Jul 19, 2018Observed: 10.87 ft at 7:20AM Jul 19, 2018Observed: 10.85 ft at 7:30AM Jul 19, 2018Observed: 10.87 ft at 7:40AM Jul 19, 2018Observed: 10.88 ft at 7:50AM Jul 19, 2018Observed: 10.86 ft at 8:00AM Jul 19, 2018Observed: 10.85 ft at 8:10AM Jul 19, 2018Observed: 10.87 ft at 8:20AM Jul 19, 2018Observed: 10.87 ft at 8:30AM Jul 19, 2018Observed: 10.86 ft at 8:40AM Jul 19, 2018Observed: 10.86 ft at 8:50AM Jul 19, 2018Observed: 10.87 ft at 9:00AM Jul 19, 2018Observed: 10.88 ft at 9:10AM Jul 19, 2018Observed: 10.85 ft at 9:20AM Jul 19, 2018Observed: 10.85 ft at 9:30AM Jul 19, 2018Observed: 10.85 ft at 9:40AM Jul 19, 2018Observed: 10.87 ft at 9:50AM Jul 19, 2018Observed: 10.84 ft at 10:00AM Jul 19, 2018Observed: 10.84 ft at 10:10AM Jul 19, 2018Observed: 10.84 ft at 10:20AM Jul 19, 2018Observed: 10.85 ft at 10:30AM Jul 19, 2018Observed: 10.83 ft at 10:40AM Jul 19, 2018Observed: 10.85 ft at 10:50AM Jul 19, 2018Observed: 10.86 ft at 11:00AM Jul 19, 2018Observed: 10.86 ft at 11:10AM Jul 19, 2018Observed: 10.85 ft at 11:20AM Jul 19, 2018Observed: 10.85 ft at 11:30AM Jul 19, 2018Observed: 10.85 ft at 11:40AM Jul 19, 2018Observed: 10.85 ft at 11:50AM Jul 19, 2018Observed: 10.84 ft at 12:00PM Jul 19, 2018Observed: 10.84 ft at 12:10PM Jul 19, 2018Observed: 10.86 ft at 12:20PM Jul 19, 2018Observed: 10.86 ft at 12:30PM Jul 19, 2018Observed: 10.85 ft at 12:40PM Jul 19, 2018Observed: 10.86 ft at 12:50PM Jul 19, 2018Observed: 10.85 ft at 1:00PM Jul 19, 2018Observed: 10.85 ft at 1:10PM Jul 19, 2018Observed: 10.85 ft at 1:20PM Jul 19, 2018Observed: 10.85 ft at 1:30PM Jul 19, 2018Observed: 10.86 ft at 1:40PM Jul 19, 2018Observed: 10.86 ft at 1:50PM Jul 19, 2018Observed: 10.86 ft at 2:00PM Jul 19, 2018Observed: 10.86 ft at 2:10PM Jul 19, 2018Observed: 10.86 ft at 2:20PM Jul 19, 2018Observed: 10.85 ft at 2:30PM Jul 19, 2018Observed: 10.86 ft at 2:40PM Jul 19, 2018Observed: 10.86 ft at 2:50PM Jul 19, 2018Observed: 10.86 ft at 3:00PM Jul 19, 2018Observed: 10.88 ft at 3:10PM Jul 19, 2018Observed: 10.86 ft at 3:20PM Jul 19, 2018Observed: 10.86 ft at 3:30PM Jul 19, 2018Observed: 10.84 ft at 3:40PM Jul 19, 2018Observed: 10.86 ft at 3:50PM Jul 19, 2018Observed: 10.85 ft at 4:00PM Jul 19, 2018Observed: 10.85 ft at 4:10PM Jul 19, 2018Observed: 10.86 ft at 4:20PM Jul 19, 2018Observed: 10.85 ft at 4:30PM Jul 19, 2018Observed: 10.84 ft at 4:40PM Jul 19, 2018Observed: 10.83 ft at 4:50PM Jul 19, 2018Observed: 10.84 ft at 5:00PM Jul 19, 2018Observed: 10.82 ft at 5:10PM Jul 19, 2018Observed: 10.83 ft at 5:20PM Jul 19, 2018Observed: 10.84 ft at 5:30PM Jul 19, 2018Observed: 10.83 ft at 5:40PM Jul 19, 2018Observed: 10.83 ft at 5:50PM Jul 19, 2018Observed: 10.84 ft at 6:00PM Jul 19, 2018Observed: 10.84 ft at 6:10PM Jul 19, 2018Observed: 10.83 ft at 6:20PM Jul 19, 2018Observed: 10.85 ft at 6:30PM Jul 19, 2018Observed: 10.88 ft at 6:40PM Jul 19, 2018Observed: 10.87 ft at 6:50PM Jul 19, 2018Observed: 10.86 ft at 7:00PM Jul 19, 2018Observed: 10.85 ft at 7:10PM Jul 19, 2018Observed: 10.85 ft at 7:20PM Jul 19, 2018Observed: 10.85 ft at 7:30PM Jul 19, 2018Observed: 10.87 ft at 7:40PM Jul 19, 2018Observed: 10.88 ft at 7:50PM Jul 19, 2018Observed: 10.88 ft at 8:00PM Jul 19, 2018Observed: 10.89 ft at 8:10PM Jul 19, 2018Observed: 10.88 ft at 8:20PM Jul 19, 2018Observed: 10.88 ft at 8:30PM Jul 19, 2018Observed: 10.92 ft at 8:40PM Jul 19, 2018Observed: 10.89 ft at 8:50PM Jul 19, 2018Observed: 10.89 ft at 9:00PM Jul 19, 2018Observed: 10.88 ft at 9:10PM Jul 19, 2018Observed: 10.91 ft at 9:20PM Jul 19, 2018Observed: 10.83 ft at 9:30PM Jul 19, 2018Observed: 10.88 ft at 9:40PM Jul 19, 2018Observed: 10.89 ft at 9:50PM Jul 19, 2018Observed: 10.89 ft at 10:00PM Jul 19, 2018Observed: 10.88 ft at 10:10PM Jul 19, 2018Observed: 10.87 ft at 10:20PM Jul 19, 2018Observed: 10.89 ft at 10:30PM Jul 19, 2018Observed: 10.89 ft at 10:40PM Jul 19, 2018Observed: 10.89 ft at 10:50PM Jul 19, 2018Observed: 10.9 ft at 11:00PM Jul 19, 2018Observed: 10.9 ft at 11:10PM Jul 19, 2018Observed: 10.9 ft at 11:20PM Jul 19, 2018Observed: 10.89 ft at 11:30PM Jul 19, 2018Observed: 10.9 ft at 11:40PM Jul 19, 2018Observed: 10.91 ft at 11:50PM Jul 19, 2018Observed: 10.91 ft at 12:00AM Jul 20, 2018Observed: 10.9 ft at 12:10AM Jul 20, 2018Observed: 10.91 ft at 12:20AM Jul 20, 2018Observed: 10.93 ft at 12:30AM Jul 20, 2018Observed: 10.95 ft at 12:40AM Jul 20, 2018Observed: 10.99 ft at 12:50AM Jul 20, 2018Observed: 11 ft at 1:00AM Jul 20, 2018Observed: 10.99 ft at 1:10AM Jul 20, 2018Observed: 10.99 ft at 1:20AM Jul 20, 2018Observed: 11 ft at 1:30AM Jul 20, 2018Observed: 10.99 ft at 1:40AM Jul 20, 2018Observed: 10.98 ft at 1:50AM Jul 20, 2018Observed: 10.99 ft at 2:00AM Jul 20, 2018Observed: 10.98 ft at 2:10AM Jul 20, 2018Observed: 10.99 ft at 2:20AM Jul 20, 2018Observed: 10.99 ft at 2:30AM Jul 20, 2018Observed: 10.99 ft at 2:40AM Jul 20, 2018Observed: 11 ft at 2:50AM Jul 20, 2018Observed: 10.99 ft at 3:00AM Jul 20, 2018Observed: 10.99 ft at 3:10AM Jul 20, 2018Observed: 10.98 ft at 3:20AM Jul 20, 2018Observed: 10.99 ft at 3:30AM Jul 20, 2018Observed: 11.01 ft at 3:40AM Jul 20, 2018Observed: 10.99 ft at 3:50AM Jul 20, 2018Observed: 10.99 ft at 4:00AM Jul 20, 2018Observed: 11 ft at 4:10AM Jul 20, 2018Observed: 10.99 ft at 4:20AM Jul 20, 2018Observed: 10.99 ft at 4:30AM Jul 20, 2018Observed: 10.99 ft at 4:40AM Jul 20, 2018Observed: 11 ft at 4:50AM Jul 20, 2018Observed: 11.01 ft at 5:00AM Jul 20, 2018Observed: 11 ft at 5:10AM Jul 20, 2018Observed: 11 ft at 5:20AM Jul 20, 2018Observed: 11.01 ft at 5:30AM Jul 20, 2018Observed: 11 ft at 5:40AM Jul 20, 2018Observed: 11.01 ft at 5:50AM Jul 20, 2018Observed: 11.02 ft at 6:00AM Jul 20, 2018Observed: 11.02 ft at 6:10AM Jul 20, 2018Observed: 11.01 ft at 6:20AM Jul 20, 2018Observed: 11.01 ft at 6:30AM Jul 20, 2018Observed: 11.01 ft at 6:40AM Jul 20, 2018Observed: 11.03 ft at 6:50AM Jul 20, 2018Observed: 11.01 ft at 7:00AM Jul 20, 2018Observed: 11.02 ft at 7:10AM Jul 20, 2018Observed: 11.03 ft at 7:20AM Jul 20, 2018Observed: 11.01 ft at 7:30AM Jul 20, 2018Observed: 11.02 ft at 7:40AM Jul 20, 2018Observed: 11.03 ft at 7:50AM Jul 20, 2018Observed: 11.01 ft at 8:00AM Jul 20, 2018Observed: 11.02 ft at 8:10AM Jul 20, 2018Observed: 11.02 ft at 8:20AM Jul 20, 2018Observed: 11.03 ft at 8:30AM Jul 20, 2018Observed: 11.01 ft at 8:40AM Jul 20, 2018Observed: 10.99 ft at 8:50AM Jul 20, 2018Observed: 11.02 ft at 9:00AM Jul 20, 2018Observed: 11.05 ft at 9:10AM Jul 20, 2018Observed: 11.02 ft at 9:20AM Jul 20, 2018Observed: 11.03 ft at 9:30AM Jul 20, 2018Observed: 11 ft at 9:40AM Jul 20, 2018Observed: 11.01 ft at 9:50AM Jul 20, 2018Observed: 11.03 ft at 10:00AM Jul 20, 2018Observed: 11.03 ft at 10:10AM Jul 20, 2018Observed: 11.03 ft at 10:20AM Jul 20, 2018Observed: 10.99 ft at 10:30AM Jul 20, 2018Observed: 11.01 ft at 10:40AM Jul 20, 2018Observed: 11.03 ft at 10:50AM Jul 20, 2018Observed: 11.01 ft at 11:00AM Jul 20, 2018Observed: 11.02 ft at 11:10AM Jul 20, 2018Observed: 11.02 ft at 11:20AM Jul 20, 2018Observed: 11.02 ft at 11:30AM Jul 20, 2018Observed: 11.02 ft at 11:40AM Jul 20, 2018Observed: 11.02 ft at 11:50AM Jul 20, 2018Observed: 11.03 ft at 12:00PM Jul 20, 2018Observed: 11.03 ft at 12:10PM Jul 20, 2018Observed: 11.02 ft at 12:20PM Jul 20, 2018Observed: 11.03 ft at 12:30PM Jul 20, 2018Observed: 11.03 ft at 12:40PM Jul 20, 2018Observed: 11.03 ft at 12:50PM Jul 20, 2018Observed: 11.02 ft at 1:00PM Jul 20, 2018Observed: 11.02 ft at 1:10PM Jul 20, 2018Observed: 11.03 ft at 1:20PM Jul 20, 2018Observed: 10.98 ft at 1:30PM Jul 20, 2018Observed: 11.02 ft at 1:40PM Jul 20, 2018Observed: 11.01 ft at 1:50PM Jul 20, 2018Observed: 11.03 ft at 2:00PM Jul 20, 2018Observed: 11.02 ft at 2:10PM Jul 20, 2018Observed: 11.02 ft at 2:20PM Jul 20, 2018Observed: 11.03 ft at 2:30PM Jul 20, 2018Observed: 11.03 ft at 2:40PM Jul 20, 2018Observed: 11.02 ft at 2:50PM Jul 20, 2018Observed: 11.03 ft at 3:00PM Jul 20, 2018Observed: 11.02 ft at 3:10PM Jul 20, 2018Observed: 11.02 ft at 3:20PM Jul 20, 2018Observed: 11.01 ft at 3:30PM Jul 20, 2018Observed: 11.02 ft at 3:40PM Jul 20, 2018Observed: 11.02 ft at 3:50PM Jul 20, 2018Observed: 11.02 ft at 4:00PM Jul 20, 2018Observed: 11.03 ft at 4:10PM Jul 20, 2018Observed: 11.03 ft at 4:20PM Jul 20, 2018Observed: 11.03 ft at 4:30PM Jul 20, 2018Observed: 11.04 ft at 4:40PM Jul 20, 2018Observed: 11.03 ft at 4:50PM Jul 20, 2018Observed: 11.03 ft at 5:00PM Jul 20, 2018Observed: 11.04 ft at 5:10PM Jul 20, 2018Observed: 11.03 ft at 5:20PM Jul 20, 2018Observed: 11.02 ft at 5:30PM Jul 20, 2018Observed: 11.04 ft at 5:40PM Jul 20, 2018Observed: 11.04 ft at 5:50PM Jul 20, 2018Observed: 11.04 ft at 6:00PM Jul 20, 2018Observed: 11.04 ft at 6:10PM Jul 20, 2018Observed: 11.05 ft at 6:20PM Jul 20, 2018Observed: 11.04 ft at 6:30PM Jul 20, 2018Observed: 11.04 ft at 6:40PM Jul 20, 2018Observed: 11.05 ft at 6:50PM Jul 20, 2018Observed: 11.05 ft at 7:00PM Jul 20, 2018Observed: 11.03 ft at 7:10PM Jul 20, 2018Observed: 11.05 ft at 7:20PM Jul 20, 2018Observed: 11.06 ft at 7:30PM Jul 20, 2018Observed: 11.04 ft at 7:40PM Jul 20, 2018Observed: 11.05 ft at 7:50PM Jul 20, 2018Observed: 11.05 ft at 8:00PM Jul 20, 2018Observed: 11.05 ft at 8:10PM Jul 20, 2018Observed: 10.97 ft at 8:20PM Jul 20, 2018Observed: 11.05 ft at 8:30PM Jul 20, 2018Observed: 11.04 ft at 8:40PM Jul 20, 2018Observed: 11.05 ft at 8:50PM Jul 20, 2018Observed: 11.05 ft at 9:00PM Jul 20, 2018Observed: 11.05 ft at 9:10PM Jul 20, 2018Observed: 11.05 ft at 9:20PM Jul 20, 2018Observed: 11.05 ft at 9:30PM Jul 20, 2018Observed: 11.04 ft at 9:40PM Jul 20, 2018Observed: 11.04 ft at 9:50PM Jul 20, 2018Observed: 11.04 ft at 10:00PM Jul 20, 2018Observed: 11.06 ft at 10:10PM Jul 20, 2018Observed: 11.04 ft at 10:20PM Jul 20, 2018Observed: 11.03 ft at 10:30PM Jul 20, 2018Observed: 11.02 ft at 10:40PM Jul 20, 2018Observed: 11.08 ft at 10:50PM Jul 20, 2018Observed: 11.08 ft at 11:00PM Jul 20, 2018Observed: 11.09 ft at 11:10PM Jul 20, 2018Observed: 11.1 ft at 11:20PM Jul 20, 2018Observed: 11.06 ft at 11:30PM Jul 20, 2018Observed: 11.04 ft at 11:40PM Jul 20, 2018Observed: 11.06 ft at 11:50PM Jul 20, 2018Observed: 11.05 ft at 12:00AM Jul 21, 2018Observed: 11.07 ft at 12:10AM Jul 21, 2018Observed: 11.05 ft at 12:20AM Jul 21, 2018Observed: 11.05 ft at 12:30AM Jul 21, 2018Observed: 11.07 ft at 12:40AM Jul 21, 2018Observed: 11.07 ft at 12:50AM Jul 21, 2018Observed: 11.07 ft at 1:00AM Jul 21, 2018Observed: 11.08 ft at 1:10AM Jul 21, 2018Observed: 11.08 ft at 1:20AM Jul 21, 2018Observed: 11.06 ft at 1:30AM Jul 21, 2018Forecast: 11.2 ft 7:00AM Jul 21, 2018Highest Forecast: 11.3 ft 1:00PM Jul 21, 2018Highest Forecast: 11.3 ft 7:00PM Jul 21, 2018Highest Forecast: 11.3 ft 1:00AM Jul 22, 2018Highest Forecast: 11.3 ft 7:00AM Jul 22, 2018Highest Forecast: 11.3 ft 1:00PM Jul 22, 2018Highest Forecast: 11.3 ft 7:00PM Jul 22, 2018Forecast: 11.2 ft 1:00AM Jul 23, 2018Forecast: 11.1 ft 7:00AM Jul 23, 2018Forecast: 11.1 ft 1:00PM Jul 23, 2018Forecast: 11 ft 7:00PM Jul 23, 2018Forecast: 10.9 ft 1:00AM Jul 24, 2018Forecast: 10.8 ft 7:00AM Jul 24, 2018Forecast: 10.7 ft 1:00PM Jul 24, 2018Forecast: 10.6 ft 7:00PM Jul 24, 2018Forecast: 10.5 ft 1:00AM Jul 25, 2018Forecast: 10.5 ft 7:00AM Jul 25, 2018Forecast: 10.4 ft 1:00PM Jul 25, 2018Forecast: 10.3 ft 7:00PM Jul 25, 2018Forecast: 10.2 ft 1:00AM Jul 26, 2018Forecast: 10.1 ft 7:00AM Jul 26, 2018Forecast: 10.1 ft 1:00PM Jul 26, 2018Forecast: 10 ft 7:00PM Jul 26, 2018Forecast: 9.9 ft 1:00AM Jul 27, 2018Forecast: 9.8 ft 7:00AM Jul 27, 2018U.S. Army Corps of EngineersDLDI4(plotting HTIRG) Graph Created (2:17AM Jul 21, 2018)ObservedForecast (issued 9:57AM Jul 20)Latest observed value: 11.06 ft at 1:30 AM CDT 21-Jul-2018. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
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 - at Guttenberg 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) 21.74 ft on 04/23/1969
(5) 21.64 ft on 04/22/1951
(6) 21.57 ft on 04/25/1952
(7) 21.32 ft on 05/06/1975
(8) 21.24 ft on 04/19/2011
(9) 21.22 ft on 04/16/1997
(10) 20.45 ft on 04/11/1967
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.45 ft on 07/03/2014 (P)
(2) 16.43 ft on 05/21/2014 (P)
(3) 17.13 ft on 05/10/2014 (P)
(4) 21.24 ft on 04/19/2011
(5) 18.56 ft on 06/13/2008
(6) 18.29 ft on 04/26/2008
(7) 16.66 ft on 06/19/2004
(8) 16.22 ft on 04/24/2002
(9) 23.91 ft on 04/21/2001
(10) 21.22 ft on 04/16/1997
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
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
22 Water affects Volunteer Drive leading to Lock and Dam 11.
21.3 Lock and Dam 11 is closed.
About This Location Collapse

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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Page last modified: 21-Dec-2016 5:20 PM
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