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Weather Forecast Office Quad Cities, IA North Central River Forecast Center

Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Iowa River at Marengo Observed crest: 10.02 ft at 12:30am Feb 07 Observed: 10.83 ft at 12:30am Jan 31 Observed: 10.84 ft at 1:00am Jan 31 Observed: 10.83 ft at 1:30am Jan 31 Observed: 10.83 ft at 2:00am Jan 31 Observed: 10.84 ft at 2:30am Jan 31 Observed: 10.83 ft at 3:00am Jan 31 Observed: 10.82 ft at 3:30am Jan 31 Observed: 10.82 ft at 4:00am Jan 31 Observed: 10.81 ft at 4:30am Jan 31 Observed: 10.8 ft at 5:00am Jan 31 Observed: 10.8 ft at 5:30am Jan 31 Observed: 10.8 ft at 6:00am Jan 31 Observed: 10.79 ft at 6:30am Jan 31 Observed: 10.78 ft at 7:00am Jan 31 Observed: 10.76 ft at 7:30am Jan 31 Observed: 10.74 ft at 8:00am Jan 31 Observed: 10.73 ft at 8:30am Jan 31 Observed: 10.71 ft at 9:00am Jan 31 Observed: 10.71 ft at 9:30am Jan 31 Observed: 10.7 ft at 10:00am Jan 31 Observed: 10.67 ft at 10:30am Jan 31 Observed: 10.65 ft at 11:00am Jan 31 Observed: 10.66 ft at 11:30am Jan 31 Observed: 10.64 ft at 12:00pm Jan 31 Observed: 10.63 ft at 12:30pm Jan 31 Observed: 10.62 ft at 1:00pm Jan 31 Observed: 10.62 ft at 1:30pm Jan 31 Observed: 10.6 ft at 2:00pm Jan 31 Observed: 10.61 ft at 2:30pm Jan 31 Observed: 10.61 ft at 3:00pm Jan 31 Observed: 10.61 ft at 3:30pm Jan 31 Observed: 10.61 ft at 4:00pm Jan 31 Observed: 10.62 ft at 4:30pm Jan 31 Observed: 10.61 ft at 5:00pm Jan 31 Observed: 10.62 ft at 5:30pm Jan 31 Observed: 10.63 ft at 6:00pm Jan 31 Observed: 10.62 ft at 6:30pm Jan 31 Observed: 10.63 ft at 7:00pm Jan 31 Observed: 10.62 ft at 7:30pm Jan 31 Observed: 10.63 ft at 8:00pm Jan 31 Observed: 10.63 ft at 8:30pm Jan 31 Observed: 10.62 ft at 9:00pm Jan 31 Observed: 10.62 ft at 9:30pm Jan 31 Observed: 10.63 ft at 10:00pm Jan 31 Observed: 10.62 ft at 10:30pm Jan 31 Observed: 10.61 ft at 11:00pm Jan 31 Observed: 10.61 ft at 11:30pm Jan 31 Observed: 10.62 ft at 12:00am Feb 1 Observed: 10.61 ft at 12:30am Feb 1 Observed: 10.62 ft at 1:00am Feb 1 Observed: 10.61 ft at 1:30am Feb 1 Observed: 10.61 ft at 2:00am Feb 1 Observed: 10.62 ft at 2:30am Feb 1 Observed: 10.62 ft at 3:00am Feb 1 Observed: 10.6 ft at 3:30am Feb 1 Observed: 10.6 ft at 4:00am Feb 1 Observed: 10.61 ft at 4:30am Feb 1 Observed: 10.59 ft at 5:00am Feb 1 Observed: 10.59 ft at 5:30am Feb 1 Observed: 10.58 ft at 6:00am Feb 1 Observed: 10.58 ft at 6:30am Feb 1 Observed: 10.57 ft at 7:00am Feb 1 Observed: 10.56 ft at 7:30am Feb 1 Observed: 10.55 ft at 8:00am Feb 1 Observed: 10.54 ft at 8:30am Feb 1 Observed: 10.53 ft at 9:00am Feb 1 Observed: 10.53 ft at 9:30am Feb 1 Observed: 10.51 ft at 10:00am Feb 1 Observed: 10.5 ft at 10:30am Feb 1 Observed: 10.5 ft at 11:00am Feb 1 Observed: 10.48 ft at 11:30am Feb 1 Observed: 10.48 ft at 12:00pm Feb 1 Observed: 10.48 ft at 12:30pm Feb 1 Observed: 10.46 ft at 1:00pm Feb 1 Observed: 10.47 ft at 1:30pm Feb 1 Observed: 10.45 ft at 2:00pm Feb 1 Observed: 10.45 ft at 2:30pm Feb 1 Observed: 10.45 ft at 3:00pm Feb 1 Observed: 10.45 ft at 3:30pm Feb 1 Observed: 10.46 ft at 4:00pm Feb 1 Observed: 10.45 ft at 4:30pm Feb 1 Observed: 10.47 ft at 5:00pm Feb 1 Observed: 10.46 ft at 5:30pm Feb 1 Observed: 10.47 ft at 6:00pm Feb 1 Observed: 10.48 ft at 6:30pm Feb 1 Observed: 10.47 ft at 7:00pm Feb 1 Observed: 10.47 ft at 7:30pm Feb 1 Observed: 10.48 ft at 8:00pm Feb 1 Observed: 10.48 ft at 8:30pm Feb 1 Observed: 10.49 ft at 9:00pm Feb 1 Observed: 10.5 ft at 9:30pm Feb 1 Observed: 10.5 ft at 10:00pm Feb 1 Observed: 10.5 ft at 10:30pm Feb 1 Observed: 10.5 ft at 11:00pm Feb 1 Observed: 10.51 ft at 11:30pm Feb 1 Observed: 10.52 ft at 12:00am Feb 2 Observed: 10.51 ft at 12:30am Feb 2 Observed: 10.52 ft at 1:00am Feb 2 Observed: 10.52 ft at 1:30am Feb 2 Observed: 10.53 ft at 2:00am Feb 2 Observed: 10.54 ft at 2:30am Feb 2 Observed: 10.53 ft at 3:00am Feb 2 Observed: 10.53 ft at 3:30am Feb 2 Observed: 10.54 ft at 4:00am Feb 2 Observed: 10.53 ft at 4:30am Feb 2 Observed: 10.53 ft at 5:00am Feb 2 Observed: 10.53 ft at 5:30am Feb 2 Observed: 10.53 ft at 6:00am Feb 2 Observed: 10.52 ft at 6:30am Feb 2 Observed: 10.51 ft at 7:00am Feb 2 Observed: 10.52 ft at 7:30am Feb 2 Observed: 10.51 ft at 8:00am Feb 2 Observed: 10.5 ft at 8:30am Feb 2 Observed: 10.48 ft at 9:00am Feb 2 Observed: 10.5 ft at 9:30am Feb 2 Observed: 10.48 ft at 10:00am Feb 2 Observed: 10.48 ft at 10:30am Feb 2 Observed: 10.49 ft at 11:00am Feb 2 Observed: 10.49 ft at 11:30am Feb 2 Observed: 10.49 ft at 12:00pm Feb 2 Observed: 10.49 ft at 12:30pm Feb 2 Observed: 10.48 ft at 1:00pm Feb 2 Observed: 10.47 ft at 1:30pm Feb 2 Observed: 10.48 ft at 2:00pm Feb 2 Observed: 10.48 ft at 2:30pm Feb 2 Observed: 10.47 ft at 3:00pm Feb 2 Observed: 10.48 ft at 3:30pm Feb 2 Observed: 10.47 ft at 4:00pm Feb 2 Observed: 10.45 ft at 4:30pm Feb 2 Observed: 10.44 ft at 5:00pm Feb 2 Observed: 10.44 ft at 5:30pm Feb 2 Observed: 10.43 ft at 6:00pm Feb 2 Observed: 10.43 ft at 6:30pm Feb 2 Observed: 10.43 ft at 7:00pm Feb 2 Observed: 10.41 ft at 7:30pm Feb 2 Observed: 10.41 ft at 8:00pm Feb 2 Observed: 10.41 ft at 8:30pm Feb 2 Observed: 10.4 ft at 9:00pm Feb 2 Observed: 10.4 ft at 9:30pm Feb 2 Observed: 10.39 ft at 10:00pm Feb 2 Observed: 10.38 ft at 10:30pm Feb 2 Observed: 10.39 ft at 11:00pm Feb 2 Observed: 10.36 ft at 11:30pm Feb 2 Observed: 10.36 ft at 12:00am Feb 3 Observed: 10.35 ft at 12:30am Feb 3 Observed: 10.34 ft at 1:00am Feb 3 Observed: 10.33 ft at 1:30am Feb 3 Observed: 10.32 ft at 2:00am Feb 3 Observed: 10.32 ft at 2:30am Feb 3 Observed: 10.32 ft at 3:00am Feb 3 Observed: 10.3 ft at 3:30am Feb 3 Observed: 10.28 ft at 4:00am Feb 3 Observed: 10.28 ft at 4:30am Feb 3 Observed: 10.28 ft at 5:00am Feb 3 Observed: 10.25 ft at 5:30am Feb 3 Observed: 10.25 ft at 6:00am Feb 3 Observed: 10.23 ft at 6:30am Feb 3 Observed: 10.23 ft at 7:00am Feb 3 Observed: 10.22 ft at 7:30am Feb 3 Observed: 10.2 ft at 8:00am Feb 3 Observed: 10.19 ft at 8:30am Feb 3 Observed: 10.18 ft at 9:00am Feb 3 Observed: 10.15 ft at 9:30am Feb 3 Observed: 10.14 ft at 10:00am Feb 3 Observed: 10.12 ft at 10:30am Feb 3 Observed: 10.11 ft at 11:00am Feb 3 Observed: 10.09 ft at 11:30am Feb 3 Observed: 10.09 ft at 12:00pm Feb 3 Observed: 10.08 ft at 12:30pm Feb 3 Observed: 10.08 ft at 1:00pm Feb 3 Observed: 10.07 ft at 1:30pm Feb 3 Observed: 10.08 ft at 2:00pm Feb 3 Observed: 10.08 ft at 2:30pm Feb 3 Observed: 10.07 ft at 3:00pm Feb 3 Observed: 10.09 ft at 3:30pm Feb 3 Observed: 10.08 ft at 4:00pm Feb 3 Observed: 10.09 ft at 4:30pm Feb 3 Observed: 10.1 ft at 5:00pm Feb 3 Observed: 10.1 ft at 5:30pm Feb 3 Observed: 10.12 ft at 6:00pm Feb 3 Observed: 10.13 ft at 6:30pm Feb 3 Observed: 10.14 ft at 7:00pm Feb 3 Observed: 10.14 ft at 7:30pm Feb 3 Observed: 10.15 ft at 8:00pm Feb 3 Observed: 10.16 ft at 8:30pm Feb 3 Observed: 10.15 ft at 9:00pm Feb 3 Observed: 10.16 ft at 9:30pm Feb 3 Observed: 10.16 ft at 10:00pm Feb 3 Observed: 10.15 ft at 10:30pm Feb 3 Observed: 10.16 ft at 11:00pm Feb 3 Observed: 10.16 ft at 11:30pm Feb 3 Observed: 10.17 ft at 12:00am Feb 4 Observed: 10.16 ft at 12:30am Feb 4 Observed: 10.15 ft at 1:00am Feb 4 Observed: 10.16 ft at 1:30am Feb 4 Observed: 10.15 ft at 2:00am Feb 4 Observed: 10.17 ft at 2:30am Feb 4 Observed: 10.15 ft at 3:00am Feb 4 Observed: 10.17 ft at 3:30am Feb 4 Observed: 10.16 ft at 4:00am Feb 4 Observed: 10.18 ft at 4:30am Feb 4 Observed: 10.17 ft at 5:00am Feb 4 Observed: 10.17 ft at 5:30am Feb 4 Observed: 10.17 ft at 6:00am Feb 4 Observed: 10.16 ft at 6:30am Feb 4 Observed: 10.16 ft at 7:00am Feb 4 Observed: 10.15 ft at 7:30am Feb 4 Observed: 10.16 ft at 8:00am Feb 4 Observed: 10.15 ft at 8:30am Feb 4 Observed: 10.14 ft at 9:00am Feb 4 Observed: 10.15 ft at 9:30am Feb 4 Observed: 10.13 ft at 10:00am Feb 4 Observed: 10.13 ft at 10:30am Feb 4 Observed: 10.12 ft at 11:00am Feb 4 Observed: 10.13 ft at 11:30am Feb 4 Observed: 10.13 ft at 12:00pm Feb 4 Observed: 10.11 ft at 12:30pm Feb 4 Observed: 10.11 ft at 1:00pm Feb 4 Observed: 10.11 ft at 1:30pm Feb 4 Observed: 10.11 ft at 2:00pm Feb 4 Observed: 10.1 ft at 2:30pm Feb 4 Observed: 10.09 ft at 3:00pm Feb 4 Observed: 10.09 ft at 3:30pm Feb 4 Observed: 10.1 ft at 4:00pm Feb 4 Observed: 10.1 ft at 4:30pm Feb 4 Observed: 10.08 ft at 5:00pm Feb 4 Observed: 10.09 ft at 5:30pm Feb 4 Observed: 10.08 ft at 6:00pm Feb 4 Observed: 10.09 ft at 6:30pm Feb 4 Observed: 10.09 ft at 7:00pm Feb 4 Observed: 10.1 ft at 7:30pm Feb 4 Observed: 10.09 ft at 8:00pm Feb 4 Observed: 10.09 ft at 8:30pm Feb 4 Observed: 10.09 ft at 9:00pm Feb 4 Observed: 10.1 ft at 9:30pm Feb 4 Observed: 10.09 ft at 10:00pm Feb 4 Observed: 10.09 ft at 10:30pm Feb 4 Observed: 10.09 ft at 11:00pm Feb 4 Observed: 10.09 ft at 11:30pm Feb 4 Observed: 10.1 ft at 12:00am Feb 5 Observed: 10.08 ft at 12:30am Feb 5 Observed: 10.08 ft at 1:00am Feb 5 Observed: 10.1 ft at 1:30am Feb 5 Observed: 10.1 ft at 2:00am Feb 5 Observed: 10.09 ft at 2:30am Feb 5 Observed: 10.09 ft at 3:00am Feb 5 Observed: 10.08 ft at 3:30am Feb 5 Observed: 10.09 ft at 4:00am Feb 5 Observed: 10.09 ft at 4:30am Feb 5 Observed: 10.09 ft at 5:00am Feb 5 Observed: 10.1 ft at 5:30am Feb 5 Observed: 10.09 ft at 6:00am Feb 5 Observed: 10.08 ft at 6:30am Feb 5 Observed: 10.08 ft at 7:00am Feb 5 Observed: 10.08 ft at 7:30am Feb 5 Observed: 10.08 ft at 8:00am Feb 5 Observed: 10.08 ft at 8:30am Feb 5 Observed: 10.08 ft at 9:00am Feb 5 Observed: 10.08 ft at 9:30am Feb 5 Observed: 10.09 ft at 10:00am Feb 5 Observed: 10.08 ft at 10:30am Feb 5 Observed: 10.09 ft at 11:00am Feb 5 Observed: 10.1 ft at 11:30am Feb 5 Observed: 10.1 ft at 12:00pm Feb 5 Observed: 10.1 ft at 12:30pm Feb 5 Observed: 10.11 ft at 1:00pm Feb 5 Observed: 10.1 ft at 1:30pm Feb 5 Observed: 10.1 ft at 2:00pm Feb 5 Observed: 10.11 ft at 2:30pm Feb 5 Observed: 10.1 ft at 3:00pm Feb 5 Observed: 10.11 ft at 3:30pm Feb 5 Observed: 10.11 ft at 4:00pm Feb 5 Observed: 10.09 ft at 4:30pm Feb 5 Observed: 10.09 ft at 5:00pm Feb 5 Observed: 10.09 ft at 5:30pm Feb 5 Observed: 10.09 ft at 6:00pm Feb 5 Observed: 10.09 ft at 6:30pm Feb 5 Observed: 10.09 ft at 7:00pm Feb 5 Observed: 10.09 ft at 7:30pm Feb 5 Observed: 10.08 ft at 8:00pm Feb 5 Observed: 10.09 ft at 8:30pm Feb 5 Observed: 10.09 ft at 9:00pm Feb 5 Observed: 10.09 ft at 9:30pm Feb 5 Observed: 10.1 ft at 10:00pm Feb 5 Observed: 10.09 ft at 10:30pm Feb 5 Observed: 10.09 ft at 11:00pm Feb 5 Observed: 10.08 ft at 11:30pm Feb 5 Observed: 10.1 ft at 12:00am Feb 6 Observed: 10.09 ft at 12:30am Feb 6 Observed: 10.09 ft at 1:00am Feb 6 Observed: 10.09 ft at 1:30am Feb 6 Observed: 10.08 ft at 2:00am Feb 6 Observed: 10.08 ft at 2:30am Feb 6 Observed: 10.09 ft at 3:00am Feb 6 Observed: 10.08 ft at 3:30am Feb 6 Observed: 10.08 ft at 4:00am Feb 6 Observed: 10.08 ft at 4:30am Feb 6 Observed: 10.08 ft at 5:00am Feb 6 Observed: 10.08 ft at 5:30am Feb 6 Observed: 10.09 ft at 6:00am Feb 6 Observed: 10.07 ft at 6:30am Feb 6 Observed: 10.08 ft at 7:00am Feb 6 Observed: 10.07 ft at 7:30am Feb 6 Observed: 10.08 ft at 8:00am Feb 6 Observed: 10.06 ft at 8:30am Feb 6 Observed: 10.07 ft at 9:00am Feb 6 Observed: 10.07 ft at 9:30am Feb 6 Observed: 10.06 ft at 10:00am Feb 6 Observed: 10.07 ft at 10:30am Feb 6 Observed: 10.05 ft at 11:00am Feb 6 Observed: 10.05 ft at 11:30am Feb 6 Observed: 10.04 ft at 12:00pm Feb 6 Observed: 10.03 ft at 12:30pm Feb 6 Observed: 10.03 ft at 1:00pm Feb 6 Observed: 10.04 ft at 1:30pm Feb 6 Observed: 10.03 ft at 2:00pm Feb 6 Observed: 10.03 ft at 2:30pm Feb 6 Observed: 10.02 ft at 3:00pm Feb 6 Observed: 10.03 ft at 3:30pm Feb 6 Observed: 10.03 ft at 4:00pm Feb 6 Observed: 10.03 ft at 4:30pm Feb 6 Observed: 10.03 ft at 5:00pm Feb 6 Observed: 10.02 ft at 5:30pm Feb 6 Observed: 10.03 ft at 6:00pm Feb 6 Observed: 10.02 ft at 6:30pm Feb 6 Observed: 10.02 ft at 7:00pm Feb 6 Observed: 10.04 ft at 7:30pm Feb 6 Observed: 10.03 ft at 8:00pm Feb 6 Observed: 10.02 ft at 8:30pm Feb 6 Observed: 10.02 ft at 9:00pm Feb 6 Observed: 10.01 ft at 9:30pm Feb 6 Observed: 10.03 ft at 10:00pm Feb 6 Observed: 10.03 ft at 10:30pm Feb 6 Observed: 10.02 ft at 11:00pm Feb 6 Observed: 10.01 ft at 11:30pm Feb 6 Observed: 10.01 ft at 12:00am Feb 7 Observed: 10.02 ft at 12:30am Feb 7 Observed: 10.02 ft at 1:00am Feb 7 Observed: 10.01 ft at 1:30am Feb 7 Observed: 10.01 ft at 2:00am Feb 7 Observed: 9.99 ft at 2:30am Feb 7 Observed: 10 ft at 3:00am Feb 7 Observed: 9.99 ft at 3:30am Feb 7 Observed: 9.98 ft at 4:00am Feb 7 Observed: 9.98 ft at 4:30am Feb 7 Observed: 9.99 ft at 5:00am Feb 7 Observed: 9.97 ft at 5:30am Feb 7 Observed: 9.96 ft at 6:00am Feb 7 Observed: 9.97 ft at 6:30am Feb 7 Observed: 9.97 ft at 7:00am Feb 7 Observed: 9.95 ft at 7:30am Feb 7 Observed: 9.95 ft at 8:00am Feb 7 Observed: 9.95 ft at 8:30am Feb 7 Observed: 9.94 ft at 9:00am Feb 7 Observed: 9.94 ft at 9:30am Feb 7 Observed: 9.92 ft at 10:00am Feb 7 Observed: 9.92 ft at 10:30am Feb 7 Observed: 9.92 ft at 11:00am Feb 7 Observed: 9.92 ft at 11:30am Feb 7 Observed: 9.9 ft at 12:00pm Feb 7 Observed: 9.89 ft at 12:30pm Feb 7 Observed: 9.9 ft at 1:00pm Feb 7 Observed: 9.9 ft at 1:30pm Feb 7 Observed: 9.91 ft at 2:00pm Feb 7 Observed: 9.91 ft at 2:30pm Feb 7 Observed: 9.91 ft at 3:00pm Feb 7 Observed: 9.91 ft at 3:30pm Feb 7 Observed: 9.92 ft at 4:00pm Feb 7 Observed: 9.91 ft at 4:30pm Feb 7 Observed: 9.91 ft at 5:00pm Feb 7 Observed: 9.91 ft at 5:30pm Feb 7 Observed: 9.91 ft at 6:00pm Feb 7 Observed: 9.91 ft at 6:30pm Feb 7 Observed: 9.91 ft at 7:00pm Feb 7 Observed: 9.92 ft at 7:30pm Feb 7 Observed: 9.92 ft at 8:00pm Feb 7 Observed: 9.92 ft at 8:30pm Feb 7 Observed: 9.92 ft at 9:00pm Feb 7 Observed: 9.92 ft at 9:30pm Feb 7 Observed: 9.92 ft at 10:00pm Feb 7 Observed: 9.93 ft at 10:30pm Feb 7 Observed: 9.93 ft at 11:00pm Feb 7 Observed: 9.93 ft at 11:30pm Feb 7 Observed: 9.94 ft at 12:00am Feb 8 Observed: 9.93 ft at 12:30am Feb 8 Observed: 9.94 ft at 1:00am Feb 8 Observed: 9.94 ft at 1:30am Feb 8 Observed: 9.95 ft at 2:00am Feb 8 Observed: 9.93 ft at 2:30am Feb 8 Observed: 9.94 ft at 3:00am Feb 8 Observed: 9.94 ft at 3:30am Feb 8 Observed: 9.94 ft at 4:00am Feb 8 Observed: 9.93 ft at 4:30am Feb 8 Observed: 9.93 ft at 5:00am Feb 8 Observed: 9.94 ft at 5:30am Feb 8 Observed: 9.92 ft at 6:00am Feb 8 Observed: 9.94 ft at 6:30am Feb 8 Observed: 9.93 ft at 7:00am Feb 8 Observed: 9.94 ft at 7:30am Feb 8 Observed: 9.92 ft at 8:00am Feb 8 Observed: 9.93 ft at 8:30am Feb 8 Observed: 9.91 ft at 9:00am Feb 8 Observed: 9.92 ft at 9:30am Feb 8 Observed: 9.91 ft at 10:00am Feb 8 Observed: 9.9 ft at 10:30am Feb 8 Observed: 9.9 ft at 11:00am Feb 8 Observed: 9.91 ft at 11:30am Feb 8 Observed: 9.89 ft at 12:00pm Feb 8 Observed: 9.9 ft at 12:30pm Feb 8 Observed: 9.89 ft at 1:00pm Feb 8 Observed: 9.89 ft at 1:30pm Feb 8 Observed: 9.89 ft at 2:00pm Feb 8 Observed: 9.9 ft at 2:30pm Feb 8 Observed: 9.88 ft at 3:00pm Feb 8 Observed: 9.89 ft at 3:30pm Feb 8 Observed: 9.89 ft at 4:00pm Feb 8 Observed: 9.88 ft at 4:30pm Feb 8 Observed: 9.88 ft at 5:00pm Feb 8 Observed: 9.88 ft at 5:30pm Feb 8 Observed: 9.87 ft at 6:00pm Feb 8 Observed: 9.88 ft at 6:30pm Feb 8 Observed: 9.88 ft at 7:00pm Feb 8 Observed: 9.88 ft at 7:30pm Feb 8 Observed: 9.87 ft at 8:00pm Feb 8 Observed: 9.86 ft at 8:30pm Feb 8 Observed: 9.87 ft at 9:00pm Feb 8 Observed: 9.86 ft at 9:30pm Feb 8 Observed: 9.87 ft at 10:00pm Feb 8 Observed: 9.86 ft at 10:30pm Feb 8 Observed: 9.86 ft at 11:00pm Feb 8 Observed: 9.86 ft at 11:30pm Feb 8 Observed: 9.85 ft at 12:00am Feb 9 Observed: 9.84 ft at 12:30am Feb 9 Observed: 9.82 ft at 1:00am Feb 9 Observed: 9.81 ft at 1:30am Feb 9 Observed: 9.8 ft at 2:00am Feb 9 Observed: 9.78 ft at 2:30am Feb 9 Observed: 9.77 ft at 3:00am Feb 9 Observed: 9.76 ft at 3:30am Feb 9 Observed: 9.75 ft at 4:00am Feb 9 Observed: 9.74 ft at 4:30am Feb 9 Observed: 9.72 ft at 5:00am Feb 9 Observed: 9.71 ft at 5:30am Feb 9 Observed: 9.7 ft at 6:00am Feb 9 Observed: 9.69 ft at 6:30am Feb 9 Observed: 9.68 ft at 7:00am Feb 9 Observed: 9.67 ft at 7:30am Feb 9 Observed: 9.66 ft at 8:00am Feb 9 Observed: 9.64 ft at 8:30am Feb 9 Observed: 9.63 ft at 9:00am Feb 9 Observed: 9.62 ft at 9:30am Feb 9 Observed: 9.6 ft at 10:00am Feb 9 Observed: 9.61 ft at 10:30am Feb 9 Observed: 9.59 ft at 11:00am Feb 9 Observed: 9.56 ft at 11:30am Feb 9 Observed: 9.56 ft at 12:00pm Feb 9 Observed: 9.54 ft at 12:30pm Feb 9 Observed: 9.53 ft at 1:00pm Feb 9 Observed: 9.52 ft at 1:30pm Feb 9 Observed: 9.51 ft at 2:00pm Feb 9 Observed: 9.5 ft at 2:30pm Feb 9 Observed: 9.49 ft at 3:00pm Feb 9 Observed: 9.49 ft at 3:30pm Feb 9 Observed: 9.47 ft at 4:00pm Feb 9 Observed: 9.48 ft at 4:30pm Feb 9 Observed: 9.48 ft at 5:00pm Feb 9 Observed: 9.48 ft at 5:30pm Feb 9 Observed: 9.49 ft at 6:00pm Feb 9 Observed: 9.48 ft at 6:30pm Feb 9 Observed: 9.48 ft at 7:00pm Feb 9 Observed: 9.49 ft at 7:30pm Feb 9 Observed: 9.5 ft at 8:00pm Feb 9 Observed: 9.5 ft at 8:30pm Feb 9 Observed: 9.5 ft at 9:00pm Feb 9 Observed: 9.5 ft at 9:30pm Feb 9 Observed: 9.51 ft at 10:00pm Feb 9 Observed: 9.5 ft at 10:30pm Feb 9 Observed: 9.5 ft at 11:00pm Feb 9 Observed: 9.5 ft at 11:30pm Feb 9 Observed: 9.5 ft at 12:00am Feb 10 Graph Created (12:34am Feb 10, 2010) Observed U.S. Geological Survey MROI4 (plotting HGIRG) Gage 0 Datum: 720.52 Latest observed value: 9.5 ft at 12:00 AM CST 10-Feb-2010. Flood Stage is 14.0 ft. Flow (kcfs)
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NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts for the Iowa River at Marengo are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near Tama Upstream Gauge Downstream Gauge Downstream Gauge - at Iowa City

Flood Categories (in feet)
Major Flood Stage:18.5
Moderate Flood Stage:15.5
Flood Stage:14
Action Stage:13

Historical Crests
(1) 21.38 ft on 06/12/2008
(2) 20.31 ft on 07/19/1993
(3) 20.26 ft on 07/12/1993
(4) 19.79 ft on 07/12/1969
(5) 19.57 ft on 08/19/1993
(6) 19.40 ft on 03/19/1979
(7) 19.21 ft on 03/31/1960
(8) 18.92 ft on 06/30/1998
(9) 18.82 ft on 03/24/1975
(9) 18.82 ft on 05/19/1974

Low Water Records
(1) 5.6 ft on 10/24/2003
(2) 5.7 ft on 11/26/2005
(3) 0 ft on 01/29/1977

 Iowa River at Marengo location map

Flood Impacts Collapse
22.0 Water reaches to near the top of the levee of the south bank at Marengo.
18.0 Water breaches the mill race dikes near Middle Amana affecting the Amana Refrigeration parking lot and southeast exterior of the plant.
16.0 Water affects agricultural land along the river. Water is several feet deep in places.
14.0 Water affects low-lying agricultural land along the river.
11.0 Water affects the lowest agricultural land along the river.

About This Location Collapse
Latitude: 41.812726° N, Longitude: 92.064792° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 14 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 N/A N/A Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 720.52 ft 734.52 ft Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other N/A N/A  

Other Data Sources:
Corps of Engineers (COE) Info for Marengo
U.S. Geological Survey (USGS) Data and Site Info for Marengo

Additional Information Collapse
How low could the river get?

Resources Collapse
Hydrologic Resources
 Additional Resources
   

Collaborative Agencies Collapse
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
9050 Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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