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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: 10.56 ft at 7:00pm Nov 19 Observed: 12.17 ft at 6:00pm Nov 12 Observed: 12.16 ft at 6:30pm Nov 12 Observed: 12.16 ft at 7:00pm Nov 12 Observed: 12.13 ft at 7:30pm Nov 12 Observed: 12.13 ft at 8:00pm Nov 12 Observed: 12.13 ft at 8:30pm Nov 12 Observed: 12.12 ft at 9:00pm Nov 12 Observed: 12.11 ft at 9:30pm Nov 12 Observed: 12.11 ft at 10:00pm Nov 12 Observed: 12.09 ft at 10:30pm Nov 12 Observed: 12.07 ft at 11:00pm Nov 12 Observed: 12.07 ft at 11:30pm Nov 12 Observed: 12.05 ft at 12:00am Nov 13 Observed: 12.05 ft at 12:30am Nov 13 Observed: 12.05 ft at 1:00am Nov 13 Observed: 12.04 ft at 1:30am Nov 13 Observed: 12.03 ft at 2:00am Nov 13 Observed: 12.02 ft at 2:30am Nov 13 Observed: 12.02 ft at 3:00am Nov 13 Observed: 12 ft at 3:30am Nov 13 Observed: 12 ft at 4:00am Nov 13 Observed: 11.99 ft at 4:30am Nov 13 Observed: 11.99 ft at 5:00am Nov 13 Observed: 11.98 ft at 5:30am Nov 13 Observed: 11.97 ft at 6:00am Nov 13 Observed: 11.97 ft at 6:30am Nov 13 Observed: 11.97 ft at 7:00am Nov 13 Observed: 11.94 ft at 7:30am Nov 13 Observed: 11.94 ft at 8:00am Nov 13 Observed: 11.93 ft at 8:30am Nov 13 Observed: 11.93 ft at 9:00am Nov 13 Observed: 11.92 ft at 9:30am Nov 13 Observed: 11.92 ft at 10:00am Nov 13 Observed: 11.93 ft at 10:30am Nov 13 Observed: 11.93 ft at 11:00am Nov 13 Observed: 11.91 ft at 11:30am Nov 13 Observed: 11.9 ft at 12:00pm Nov 13 Observed: 11.89 ft at 12:30pm Nov 13 Observed: 11.88 ft at 1:00pm Nov 13 Observed: 11.88 ft at 1:30pm Nov 13 Observed: 11.86 ft at 2:00pm Nov 13 Observed: 11.85 ft at 2:30pm Nov 13 Observed: 11.86 ft at 3:00pm Nov 13 Observed: 11.84 ft at 3:30pm Nov 13 Observed: 11.84 ft at 4:00pm Nov 13 Observed: 11.84 ft at 4:30pm Nov 13 Observed: 11.82 ft at 5:00pm Nov 13 Observed: 11.81 ft at 5:30pm Nov 13 Observed: 11.8 ft at 6:00pm Nov 13 Observed: 11.81 ft at 6:30pm Nov 13 Observed: 11.8 ft at 7:00pm Nov 13 Observed: 11.79 ft at 7:30pm Nov 13 Observed: 11.78 ft at 8:00pm Nov 13 Observed: 11.77 ft at 8:30pm Nov 13 Observed: 11.77 ft at 9:00pm Nov 13 Observed: 11.76 ft at 9:30pm Nov 13 Observed: 11.76 ft at 10:00pm Nov 13 Observed: 11.75 ft at 10:30pm Nov 13 Observed: 11.75 ft at 11:00pm Nov 13 Observed: 11.72 ft at 11:30pm Nov 13 Observed: 11.74 ft at 12:00am Nov 14 Observed: 11.74 ft at 12:30am Nov 14 Observed: 11.72 ft at 1:00am Nov 14 Observed: 11.73 ft at 1:30am Nov 14 Observed: 11.7 ft at 2:00am Nov 14 Observed: 11.71 ft at 2:30am Nov 14 Observed: 11.69 ft at 3:00am Nov 14 Observed: 11.7 ft at 3:30am Nov 14 Observed: 11.69 ft at 4:00am Nov 14 Observed: 11.69 ft at 4:30am Nov 14 Observed: 11.68 ft at 5:00am Nov 14 Observed: 11.66 ft at 5:30am Nov 14 Observed: 11.66 ft at 6:00am Nov 14 Observed: 11.66 ft at 6:30am Nov 14 Observed: 11.65 ft at 7:00am Nov 14 Observed: 11.65 ft at 7:30am Nov 14 Observed: 11.64 ft at 8:00am Nov 14 Observed: 11.62 ft at 8:30am Nov 14 Observed: 11.64 ft at 9:00am Nov 14 Observed: 11.63 ft at 9:30am Nov 14 Observed: 11.63 ft at 10:00am Nov 14 Observed: 11.63 ft at 10:30am Nov 14 Observed: 11.61 ft at 11:00am Nov 14 Observed: 11.62 ft at 11:30am Nov 14 Observed: 11.62 ft at 12:00pm Nov 14 Observed: 11.6 ft at 12:30pm Nov 14 Observed: 11.61 ft at 1:00pm Nov 14 Observed: 11.6 ft at 1:30pm Nov 14 Observed: 11.59 ft at 2:00pm Nov 14 Observed: 11.59 ft at 2:30pm Nov 14 Observed: 11.59 ft at 3:00pm Nov 14 Observed: 11.57 ft at 3:30pm Nov 14 Observed: 11.56 ft at 4:00pm Nov 14 Observed: 11.56 ft at 4:30pm Nov 14 Observed: 11.55 ft at 5:00pm Nov 14 Observed: 11.56 ft at 5:30pm Nov 14 Observed: 11.54 ft at 6:00pm Nov 14 Observed: 11.53 ft at 6:30pm Nov 14 Observed: 11.53 ft at 7:00pm Nov 14 Observed: 11.52 ft at 7:30pm Nov 14 Observed: 11.52 ft at 8:00pm Nov 14 Observed: 11.52 ft at 8:30pm Nov 14 Observed: 11.5 ft at 9:00pm Nov 14 Observed: 11.51 ft at 9:30pm Nov 14 Observed: 11.49 ft at 10:00pm Nov 14 Observed: 11.49 ft at 10:30pm Nov 14 Observed: 11.48 ft at 11:00pm Nov 14 Observed: 11.47 ft at 11:30pm Nov 14 Observed: 11.48 ft at 12:00am Nov 15 Observed: 11.47 ft at 12:30am Nov 15 Observed: 11.46 ft at 1:00am Nov 15 Observed: 11.45 ft at 1:30am Nov 15 Observed: 11.45 ft at 2:00am Nov 15 Observed: 11.44 ft at 2:30am Nov 15 Observed: 11.43 ft at 3:00am Nov 15 Observed: 11.43 ft at 3:30am Nov 15 Observed: 11.41 ft at 4:00am Nov 15 Observed: 11.41 ft at 4:30am Nov 15 Observed: 11.4 ft at 5:00am Nov 15 Observed: 11.39 ft at 5:30am Nov 15 Observed: 11.39 ft at 6:00am Nov 15 Observed: 11.38 ft at 6:30am Nov 15 Observed: 11.37 ft at 7:00am Nov 15 Observed: 11.38 ft at 7:30am Nov 15 Observed: 11.37 ft at 8:00am Nov 15 Observed: 11.36 ft at 8:30am Nov 15 Observed: 11.36 ft at 9:00am Nov 15 Observed: 11.35 ft at 9:30am Nov 15 Observed: 11.35 ft at 10:00am Nov 15 Observed: 11.33 ft at 10:30am Nov 15 Observed: 11.34 ft at 11:00am Nov 15 Observed: 11.34 ft at 11:30am Nov 15 Observed: 11.31 ft at 12:00pm Nov 15 Observed: 11.32 ft at 12:30pm Nov 15 Observed: 11.3 ft at 1:00pm Nov 15 Observed: 11.29 ft at 1:30pm Nov 15 Observed: 11.3 ft at 2:00pm Nov 15 Observed: 11.28 ft at 2:30pm Nov 15 Observed: 11.28 ft at 3:00pm Nov 15 Observed: 11.27 ft at 3:30pm Nov 15 Observed: 11.27 ft at 4:00pm Nov 15 Observed: 11.26 ft at 4:30pm Nov 15 Observed: 11.27 ft at 5:00pm Nov 15 Observed: 11.25 ft at 5:30pm Nov 15 Observed: 11.24 ft at 6:00pm Nov 15 Observed: 11.24 ft at 6:30pm Nov 15 Observed: 11.23 ft at 7:00pm Nov 15 Observed: 11.22 ft at 7:30pm Nov 15 Observed: 11.22 ft at 8:00pm Nov 15 Observed: 11.22 ft at 8:30pm Nov 15 Observed: 11.21 ft at 9:00pm Nov 15 Observed: 11.21 ft at 9:30pm Nov 15 Observed: 11.2 ft at 10:00pm Nov 15 Observed: 11.2 ft at 10:30pm Nov 15 Observed: 11.18 ft at 11:00pm Nov 15 Observed: 11.18 ft at 11:30pm Nov 15 Observed: 11.18 ft at 12:00am Nov 16 Observed: 11.17 ft at 12:30am Nov 16 Observed: 11.17 ft at 1:00am Nov 16 Observed: 11.15 ft at 1:30am Nov 16 Observed: 11.14 ft at 2:00am Nov 16 Observed: 11.13 ft at 2:30am Nov 16 Observed: 11.14 ft at 3:00am Nov 16 Observed: 11.13 ft at 3:30am Nov 16 Observed: 11.13 ft at 4:00am Nov 16 Observed: 11.12 ft at 4:30am Nov 16 Observed: 11.11 ft at 5:00am Nov 16 Observed: 11.11 ft at 5:30am Nov 16 Observed: 11.1 ft at 6:00am Nov 16 Observed: 11.1 ft at 6:30am Nov 16 Observed: 11.1 ft at 7:00am Nov 16 Observed: 11.08 ft at 7:30am Nov 16 Observed: 11.07 ft at 8:00am Nov 16 Observed: 11.08 ft at 8:30am Nov 16 Observed: 11.06 ft at 9:00am Nov 16 Observed: 11.07 ft at 9:30am Nov 16 Observed: 11.07 ft at 10:00am Nov 16 Observed: 11.06 ft at 10:30am Nov 16 Observed: 11.07 ft at 11:00am Nov 16 Observed: 11.05 ft at 11:30am Nov 16 Observed: 11.05 ft at 12:00pm Nov 16 Observed: 11.06 ft at 12:30pm Nov 16 Observed: 11.05 ft at 1:00pm Nov 16 Observed: 11.02 ft at 1:30pm Nov 16 Observed: 11.03 ft at 2:00pm Nov 16 Observed: 11.04 ft at 2:30pm Nov 16 Observed: 11.02 ft at 3:00pm Nov 16 Observed: 11.02 ft at 3:30pm Nov 16 Observed: 11.02 ft at 4:00pm Nov 16 Observed: 11.01 ft at 4:30pm Nov 16 Observed: 11 ft at 5:00pm Nov 16 Observed: 10.99 ft at 5:30pm Nov 16 Observed: 10.98 ft at 6:00pm Nov 16 Observed: 10.99 ft at 6:30pm Nov 16 Observed: 11 ft at 7:00pm Nov 16 Observed: 10.98 ft at 7:30pm Nov 16 Observed: 10.99 ft at 8:00pm Nov 16 Observed: 10.99 ft at 8:30pm Nov 16 Observed: 10.99 ft at 9:00pm Nov 16 Observed: 10.99 ft at 9:30pm Nov 16 Observed: 10.99 ft at 10:00pm Nov 16 Observed: 10.99 ft at 10:30pm Nov 16 Observed: 10.98 ft at 11:00pm Nov 16 Observed: 10.99 ft at 11:30pm Nov 16 Observed: 10.99 ft at 12:00am Nov 17 Observed: 10.99 ft at 12:30am Nov 17 Observed: 10.99 ft at 1:00am Nov 17 Observed: 10.99 ft at 1:30am Nov 17 Observed: 10.98 ft at 2:00am Nov 17 Observed: 10.97 ft at 2:30am Nov 17 Observed: 10.98 ft at 3:00am Nov 17 Observed: 10.98 ft at 3:30am Nov 17 Observed: 10.97 ft at 4:00am Nov 17 Observed: 10.96 ft at 4:30am Nov 17 Observed: 10.97 ft at 5:00am Nov 17 Observed: 10.98 ft at 5:30am Nov 17 Observed: 10.97 ft at 6:00am Nov 17 Observed: 10.98 ft at 6:30am Nov 17 Observed: 10.97 ft at 7:00am Nov 17 Observed: 10.96 ft at 7:30am Nov 17 Observed: 10.98 ft at 8:00am Nov 17 Observed: 10.98 ft at 8:30am Nov 17 Observed: 10.98 ft at 9:00am Nov 17 Observed: 10.96 ft at 9:30am Nov 17 Observed: 10.99 ft at 10:00am Nov 17 Observed: 10.99 ft at 10:30am Nov 17 Observed: 10.98 ft at 11:00am Nov 17 Observed: 10.99 ft at 11:30am Nov 17 Observed: 10.99 ft at 12:00pm Nov 17 Observed: 10.99 ft at 12:30pm Nov 17 Observed: 10.97 ft at 1:00pm Nov 17 Observed: 10.97 ft at 1:30pm Nov 17 Observed: 10.98 ft at 2:00pm Nov 17 Observed: 10.95 ft at 2:30pm Nov 17 Observed: 10.96 ft at 3:00pm Nov 17 Observed: 10.95 ft at 3:30pm Nov 17 Observed: 10.94 ft at 4:00pm Nov 17 Observed: 10.95 ft at 4:30pm Nov 17 Observed: 10.95 ft at 5:00pm Nov 17 Observed: 10.92 ft at 5:30pm Nov 17 Observed: 10.94 ft at 6:00pm Nov 17 Observed: 10.92 ft at 6:30pm Nov 17 Observed: 10.93 ft at 7:00pm Nov 17 Observed: 10.91 ft at 7:30pm Nov 17 Observed: 10.91 ft at 8:00pm Nov 17 Observed: 10.91 ft at 8:30pm Nov 17 Observed: 10.9 ft at 9:00pm Nov 17 Observed: 10.89 ft at 9:30pm Nov 17 Observed: 10.88 ft at 10:00pm Nov 17 Observed: 10.88 ft at 10:30pm Nov 17 Observed: 10.87 ft at 11:00pm Nov 17 Observed: 10.87 ft at 11:30pm Nov 17 Observed: 10.86 ft at 12:00am Nov 18 Observed: 10.85 ft at 12:30am Nov 18 Observed: 10.85 ft at 1:00am Nov 18 Observed: 10.85 ft at 1:30am Nov 18 Observed: 10.85 ft at 2:00am Nov 18 Observed: 10.84 ft at 2:30am Nov 18 Observed: 10.85 ft at 3:00am Nov 18 Observed: 10.85 ft at 3:30am Nov 18 Observed: 10.82 ft at 4:00am Nov 18 Observed: 10.83 ft at 4:30am Nov 18 Observed: 10.82 ft at 5:00am Nov 18 Observed: 10.83 ft at 5:30am Nov 18 Observed: 10.83 ft at 6:00am Nov 18 Observed: 10.82 ft at 6:30am Nov 18 Observed: 10.81 ft at 7:00am Nov 18 Observed: 10.82 ft at 7:30am Nov 18 Observed: 10.83 ft at 8:00am Nov 18 Observed: 10.81 ft at 8:30am Nov 18 Observed: 10.8 ft at 9:00am Nov 18 Observed: 10.82 ft at 9:30am Nov 18 Observed: 10.8 ft at 10:00am Nov 18 Observed: 10.8 ft at 10:30am Nov 18 Observed: 10.81 ft at 11:00am Nov 18 Observed: 10.78 ft at 11:30am Nov 18 Observed: 10.78 ft at 12:00pm Nov 18 Observed: 10.79 ft at 12:30pm Nov 18 Observed: 10.79 ft at 1:00pm Nov 18 Observed: 10.78 ft at 1:30pm Nov 18 Observed: 10.78 ft at 2:00pm Nov 18 Observed: 10.78 ft at 2:30pm Nov 18 Observed: 10.76 ft at 3:00pm Nov 18 Observed: 10.76 ft at 3:30pm Nov 18 Observed: 10.77 ft at 4:00pm Nov 18 Observed: 10.77 ft at 4:30pm Nov 18 Observed: 10.76 ft at 5:00pm Nov 18 Observed: 10.75 ft at 5:30pm Nov 18 Observed: 10.73 ft at 6:00pm Nov 18 Observed: 10.74 ft at 6:30pm Nov 18 Observed: 10.74 ft at 7:00pm Nov 18 Observed: 10.73 ft at 7:30pm Nov 18 Observed: 10.72 ft at 8:00pm Nov 18 Observed: 10.71 ft at 8:30pm Nov 18 Observed: 10.73 ft at 9:00pm Nov 18 Observed: 10.71 ft at 9:30pm Nov 18 Observed: 10.71 ft at 10:00pm Nov 18 Observed: 10.69 ft at 10:30pm Nov 18 Observed: 10.69 ft at 11:00pm Nov 18 Observed: 10.69 ft at 11:30pm Nov 18 Observed: 10.68 ft at 12:00am Nov 19 Observed: 10.67 ft at 12:30am Nov 19 Observed: 10.67 ft at 1:00am Nov 19 Observed: 10.68 ft at 1:30am Nov 19 Observed: 10.67 ft at 2:00am Nov 19 Observed: 10.66 ft at 2:30am Nov 19 Observed: 10.64 ft at 3:00am Nov 19 Observed: 10.65 ft at 3:30am Nov 19 Observed: 10.63 ft at 4:00am Nov 19 Observed: 10.65 ft at 4:30am Nov 19 Observed: 10.64 ft at 5:00am Nov 19 Observed: 10.63 ft at 5:30am Nov 19 Observed: 10.63 ft at 6:00am Nov 19 Observed: 10.63 ft at 6:30am Nov 19 Observed: 10.62 ft at 7:00am Nov 19 Observed: 10.62 ft at 7:30am Nov 19 Observed: 10.62 ft at 8:00am Nov 19 Observed: 10.61 ft at 8:30am Nov 19 Observed: 10.6 ft at 9:00am Nov 19 Observed: 10.61 ft at 9:30am Nov 19 Observed: 10.59 ft at 10:00am Nov 19 Observed: 10.59 ft at 10:30am Nov 19 Observed: 10.6 ft at 11:00am Nov 19 Observed: 10.61 ft at 11:30am Nov 19 Observed: 10.58 ft at 12:00pm Nov 19 Observed: 10.58 ft at 12:30pm Nov 19 Observed: 10.58 ft at 1:00pm Nov 19 Observed: 10.58 ft at 1:30pm Nov 19 Observed: 10.57 ft at 2:00pm Nov 19 Observed: 10.58 ft at 2:30pm Nov 19 Observed: 10.56 ft at 3:00pm Nov 19 Observed: 10.56 ft at 3:30pm Nov 19 Observed: 10.58 ft at 4:00pm Nov 19 Observed: 10.57 ft at 4:30pm Nov 19 Observed: 10.56 ft at 5:00pm Nov 19 Observed: 10.54 ft at 5:30pm Nov 19 Observed: 10.53 ft at 6:00pm Nov 19 Observed: 10.54 ft at 6:30pm Nov 19 Observed: 10.56 ft at 7:00pm Nov 19 Observed: 10.54 ft at 7:30pm Nov 19 Observed: 10.53 ft at 8:00pm Nov 19 Observed: 10.52 ft at 8:30pm Nov 19 Observed: 10.53 ft at 9:00pm Nov 19 Observed: 10.53 ft at 9:30pm Nov 19 Observed: 10.51 ft at 10:00pm Nov 19 Observed: 10.51 ft at 10:30pm Nov 19 Observed: 10.51 ft at 11:00pm Nov 19 Observed: 10.5 ft at 11:30pm Nov 19 Observed: 10.5 ft at 12:00am Nov 20 Observed: 10.48 ft at 12:30am Nov 20 Observed: 10.49 ft at 1:00am Nov 20 Observed: 10.49 ft at 1:30am Nov 20 Observed: 10.48 ft at 2:00am Nov 20 Observed: 10.47 ft at 2:30am Nov 20 Observed: 10.46 ft at 3:00am Nov 20 Observed: 10.46 ft at 3:30am Nov 20 Observed: 10.45 ft at 4:00am Nov 20 Observed: 10.46 ft at 4:30am Nov 20 Observed: 10.44 ft at 5:00am Nov 20 Observed: 10.45 ft at 5:30am Nov 20 Observed: 10.46 ft at 6:00am Nov 20 Observed: 10.43 ft at 6:30am Nov 20 Observed: 10.44 ft at 7:00am Nov 20 Observed: 10.43 ft at 7:30am Nov 20 Observed: 10.43 ft at 8:00am Nov 20 Observed: 10.43 ft at 8:30am Nov 20 Observed: 10.44 ft at 9:00am Nov 20 Observed: 10.43 ft at 9:30am Nov 20 Observed: 10.44 ft at 10:00am Nov 20 Observed: 10.43 ft at 10:30am Nov 20 Observed: 10.43 ft at 11:00am Nov 20 Observed: 10.41 ft at 11:30am Nov 20 Observed: 10.42 ft at 12:00pm Nov 20 Observed: 10.42 ft at 12:30pm Nov 20 Observed: 10.4 ft at 1:00pm Nov 20 Observed: 10.41 ft at 1:30pm Nov 20 Observed: 10.41 ft at 2:00pm Nov 20 Observed: 10.39 ft at 2:30pm Nov 20 Observed: 10.38 ft at 3:00pm Nov 20 Observed: 10.4 ft at 3:30pm Nov 20 Observed: 10.39 ft at 4:00pm Nov 20 Observed: 10.38 ft at 4:30pm Nov 20 Observed: 10.38 ft at 5:00pm Nov 20 Observed: 10.37 ft at 5:30pm Nov 20 Observed: 10.38 ft at 6:00pm Nov 20 Observed: 10.35 ft at 6:30pm Nov 20 Observed: 10.37 ft at 7:00pm Nov 20 Observed: 10.36 ft at 7:30pm Nov 20 Observed: 10.37 ft at 8:00pm Nov 20 Observed: 10.35 ft at 8:30pm Nov 20 Observed: 10.36 ft at 9:00pm Nov 20 Observed: 10.34 ft at 9:30pm Nov 20 Observed: 10.36 ft at 10:00pm Nov 20 Observed: 10.34 ft at 10:30pm Nov 20 Observed: 10.33 ft at 11:00pm Nov 20 Observed: 10.34 ft at 11:30pm Nov 20 Observed: 10.35 ft at 12:00am Nov 21 Observed: 10.34 ft at 12:30am Nov 21 Observed: 10.32 ft at 1:00am Nov 21 Observed: 10.33 ft at 1:30am Nov 21 Observed: 10.33 ft at 2:00am Nov 21 Observed: 10.33 ft at 2:30am Nov 21 Observed: 10.32 ft at 3:00am Nov 21 Observed: 10.3 ft at 3:30am Nov 21 Observed: 10.31 ft at 4:00am Nov 21 Observed: 10.31 ft at 4:30am Nov 21 Observed: 10.32 ft at 5:00am Nov 21 Observed: 10.29 ft at 5:30am Nov 21 Observed: 10.32 ft at 6:00am Nov 21 Observed: 10.3 ft at 6:30am Nov 21 Observed: 10.3 ft at 7:00am Nov 21 Observed: 10.3 ft at 7:30am Nov 21 Observed: 10.29 ft at 8:00am Nov 21 Observed: 10.31 ft at 8:30am Nov 21 Observed: 10.29 ft at 9:00am Nov 21 Observed: 10.28 ft at 9:30am Nov 21 Observed: 10.28 ft at 10:00am Nov 21 Observed: 10.27 ft at 10:30am Nov 21 Observed: 10.28 ft at 11:00am Nov 21 Observed: 10.27 ft at 11:30am Nov 21 Observed: 10.29 ft at 12:00pm Nov 21 Observed: 10.26 ft at 12:30pm Nov 21 Observed: 10.28 ft at 1:00pm Nov 21 Observed: 10.28 ft at 1:30pm Nov 21 Observed: 10.27 ft at 2:00pm Nov 21 Observed: 10.26 ft at 2:30pm Nov 21 Observed: 10.26 ft at 3:00pm Nov 21 Observed: 10.26 ft at 3:30pm Nov 21 Observed: 10.27 ft at 4:00pm Nov 21 Observed: 10.24 ft at 4:30pm Nov 21 Observed: 10.26 ft at 5:00pm Nov 21 Observed: 10.25 ft at 5:30pm Nov 21 Observed: 10.24 ft at 6:00pm Nov 21 Observed: 10.25 ft at 6:30pm Nov 21 Observed: 10.25 ft at 7:00pm Nov 21 Observed: 10.22 ft at 7:30pm Nov 21 Observed: 10.22 ft at 8:00pm Nov 21 Observed: 10.24 ft at 8:30pm Nov 21 Observed: 10.22 ft at 9:00pm Nov 21 Observed: 10.23 ft at 9:30pm Nov 21 Observed: 10.21 ft at 10:00pm Nov 21 Observed: 10.21 ft at 10:30pm Nov 21 Observed: 10.23 ft at 11:00pm Nov 21 Observed: 10.2 ft at 11:30pm Nov 21 Observed: 10.21 ft at 12:00am Nov 22 Observed: 10.21 ft at 12:30am Nov 22 Observed: 10.2 ft at 1:00am Nov 22 Observed: 10.21 ft at 1:30am Nov 22 Observed: 10.19 ft at 2:00am Nov 22 Observed: 10.19 ft at 2:30am Nov 22 Observed: 10.19 ft at 3:00am Nov 22 Observed: 10.19 ft at 3:30am Nov 22 Observed: 10.18 ft at 4:00am Nov 22 Observed: 10.17 ft at 4:30am Nov 22 Observed: 10.17 ft at 5:00am Nov 22 Observed: 10.18 ft at 5:30am Nov 22 Observed: 10.19 ft at 6:00am Nov 22 Observed: 10.2 ft at 6:30am Nov 22 Observed: 10.16 ft at 7:00am Nov 22 Observed: 10.16 ft at 7:30am Nov 22 Observed: 10.16 ft at 8:00am Nov 22 Observed: 10.18 ft at 8:30am Nov 22 Observed: 10.16 ft at 9:00am Nov 22 Observed: 10.16 ft at 9:30am Nov 22 Observed: 10.15 ft at 10:00am Nov 22 Observed: 10.15 ft at 10:30am Nov 22 Observed: 10.15 ft at 11:00am Nov 22 Observed: 10.14 ft at 11:30am Nov 22 Observed: 10.15 ft at 12:00pm Nov 22 Observed: 10.15 ft at 12:30pm Nov 22 Observed: 10.15 ft at 1:00pm Nov 22 Observed: 10.13 ft at 1:30pm Nov 22 Observed: 10.14 ft at 2:00pm Nov 22 Observed: 10.13 ft at 2:30pm Nov 22 Observed: 10.13 ft at 3:00pm Nov 22 Observed: 10.14 ft at 3:30pm Nov 22 Observed: 10.12 ft at 4:00pm Nov 22 Observed: 10.12 ft at 4:30pm Nov 22 Observed: 10.11 ft at 5:00pm Nov 22 Graph Created (6:01pm Nov 22, 2009) Observed U.S. Geological Survey MROI4 (plotting HGIRG) Gage 0 Datum: 720.52 Latest observed value: 10.11 ft at 5:00 PM CST 22-Nov-2009. Flood Stage is 14.0 ft. Flow (kcfs)
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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.

Reliability of the Forecast: Forecast data shown here are guidance values only. Please refer to your local NWS office.

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 Expand

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?

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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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