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Hydrograph River at a Glance Download
Iowa River near Tama Hwy E49 Stage (ft)Flow (cfs)Observed: 10.97 ft at 3:00AM May 12, 2024Observed: 10.97 ft at 3:15AM May 12, 2024Highest Observation: 10.99 ft at 3:30AM May 12, 2024Highest Observation: 10.99 ft at 3:45AM May 12, 2024Highest Observation: 10.99 ft at 4:00AM May 12, 2024Observed: 10.95 ft at 4:15AM May 12, 2024Observed: 10.98 ft at 4:30AM May 12, 2024Observed: 10.96 ft at 4:45AM May 12, 2024Observed: 10.97 ft at 5:00AM May 12, 2024Observed: 10.94 ft at 5:15AM May 12, 2024Observed: 10.94 ft at 5:30AM May 12, 2024Observed: 10.96 ft at 5:45AM May 12, 2024Observed: 10.93 ft at 6:00AM May 12, 2024Observed: 10.94 ft at 6:15AM May 12, 2024Observed: 10.93 ft at 6:30AM May 12, 2024Observed: 10.9 ft at 6:45AM May 12, 2024Observed: 10.91 ft at 7:00AM May 12, 2024Observed: 10.9 ft at 7:15AM May 12, 2024Observed: 10.9 ft at 7:30AM May 12, 2024Observed: 10.92 ft at 7:45AM May 12, 2024Observed: 10.89 ft at 8:00AM May 12, 2024Observed: 10.9 ft at 8:15AM May 12, 2024Observed: 10.9 ft at 8:30AM May 12, 2024Observed: 10.89 ft at 8:45AM May 12, 2024Observed: 10.89 ft at 9:00AM May 12, 2024Observed: 10.86 ft at 9:15AM May 12, 2024Observed: 10.85 ft at 9:30AM May 12, 2024Observed: 10.85 ft at 9:45AM May 12, 2024Observed: 10.86 ft at 10:00AM May 12, 2024Observed: 10.84 ft at 10:15AM May 12, 2024Observed: 10.85 ft at 10:30AM May 12, 2024Observed: 10.82 ft at 10:45AM May 12, 2024Observed: 10.8 ft at 11:00AM May 12, 2024Observed: 10.83 ft at 11:15AM May 12, 2024Observed: 10.82 ft at 11:30AM May 12, 2024Observed: 10.81 ft at 11:45AM May 12, 2024Observed: 10.79 ft at 12:00PM May 12, 2024Observed: 10.79 ft at 12:15PM May 12, 2024Observed: 10.77 ft at 12:30PM May 12, 2024Observed: 10.76 ft at 12:45PM May 12, 2024Observed: 10.76 ft at 1:00PM May 12, 2024Observed: 10.76 ft at 1:15PM May 12, 2024Observed: 10.75 ft at 1:30PM May 12, 2024Observed: 10.74 ft at 1:45PM May 12, 2024Observed: 10.73 ft at 2:00PM May 12, 2024Observed: 10.7 ft at 2:15PM May 12, 2024Observed: 10.71 ft at 2:30PM May 12, 2024Observed: 10.71 ft at 2:45PM May 12, 2024Observed: 10.69 ft at 3:00PM May 12, 2024Observed: 10.67 ft at 3:15PM May 12, 2024Observed: 10.68 ft at 3:30PM May 12, 2024Observed: 10.64 ft at 3:45PM May 12, 2024Observed: 10.64 ft at 4:00PM May 12, 2024Observed: 10.63 ft at 4:15PM May 12, 2024Observed: 10.65 ft at 4:30PM May 12, 2024Observed: 10.64 ft at 4:45PM May 12, 2024Observed: 10.62 ft at 5:00PM May 12, 2024Observed: 10.63 ft at 5:15PM May 12, 2024Observed: 10.59 ft at 5:30PM May 12, 2024Observed: 10.61 ft at 5:45PM May 12, 2024Observed: 10.6 ft at 6:00PM May 12, 2024Observed: 10.62 ft at 6:15PM May 12, 2024Observed: 10.59 ft at 6:30PM May 12, 2024Observed: 10.55 ft at 6:45PM May 12, 2024Observed: 10.54 ft at 7:00PM May 12, 2024Observed: 10.54 ft at 7:15PM May 12, 2024Observed: 10.52 ft at 7:30PM May 12, 2024Observed: 10.5 ft at 7:45PM May 12, 2024Observed: 10.5 ft at 8:00PM May 12, 2024Observed: 10.47 ft at 8:15PM May 12, 2024Observed: 10.5 ft at 8:30PM May 12, 2024Observed: 10.46 ft at 8:45PM May 12, 2024Observed: 10.45 ft at 9:00PM May 12, 2024Observed: 10.45 ft at 9:15PM May 12, 2024Observed: 10.45 ft at 9:30PM May 12, 2024Observed: 10.42 ft at 9:45PM May 12, 2024Observed: 10.42 ft at 10:00PM May 12, 2024Observed: 10.41 ft at 10:15PM May 12, 2024Observed: 10.4 ft at 10:30PM May 12, 2024Observed: 10.4 ft at 10:45PM May 12, 2024Observed: 10.4 ft at 11:00PM May 12, 2024Observed: 10.35 ft at 11:15PM May 12, 2024Observed: 10.36 ft at 11:30PM May 12, 2024Observed: 10.35 ft at 11:45PM May 12, 2024Observed: 10.35 ft at 12:00AM May 13, 2024Observed: 10.32 ft at 12:15AM May 13, 2024Observed: 10.31 ft at 12:30AM May 13, 2024Observed: 10.33 ft at 12:45AM May 13, 2024Observed: 10.29 ft at 1:00AM May 13, 2024Observed: 10.29 ft at 1:15AM May 13, 2024Observed: 10.28 ft at 1:30AM May 13, 2024Observed: 10.27 ft at 1:45AM May 13, 2024Observed: 10.25 ft at 2:00AM May 13, 2024Observed: 10.25 ft at 2:15AM May 13, 2024Observed: 10.25 ft at 2:30AM May 13, 2024Observed: 10.22 ft at 2:45AM May 13, 2024Observed: 10.21 ft at 3:00AM May 13, 2024Observed: 10.2 ft at 3:15AM May 13, 2024Observed: 10.2 ft at 3:30AM May 13, 2024Observed: 10.18 ft at 3:45AM May 13, 2024Observed: 10.17 ft at 4:00AM May 13, 2024Observed: 10.15 ft at 4:15AM May 13, 2024Observed: 10.13 ft at 4:30AM May 13, 2024Observed: 10.15 ft at 4:45AM May 13, 2024Observed: 10.12 ft at 5:00AM May 13, 2024Observed: 10.11 ft at 5:15AM May 13, 2024Observed: 10.09 ft at 5:30AM May 13, 2024Observed: 10.05 ft at 5:45AM May 13, 2024Observed: 10.09 ft at 6:00AM May 13, 2024Observed: 10.07 ft at 6:15AM May 13, 2024Observed: 10.04 ft at 6:30AM May 13, 2024Observed: 10.02 ft at 6:45AM May 13, 2024Observed: 10.02 ft at 7:00AM May 13, 2024Observed: 10.02 ft at 7:15AM May 13, 2024Observed: 9.99 ft at 7:30AM May 13, 2024Observed: 9.99 ft at 7:45AM May 13, 2024Observed: 9.97 ft at 8:00AM May 13, 2024Observed: 9.97 ft at 8:15AM May 13, 2024Observed: 9.95 ft at 8:30AM May 13, 2024Observed: 9.96 ft at 8:45AM May 13, 2024Observed: 9.95 ft at 9:00AM May 13, 2024Observed: 9.93 ft at 9:15AM May 13, 2024Observed: 9.9 ft at 9:30AM May 13, 2024Observed: 9.88 ft at 9:45AM May 13, 2024Observed: 9.87 ft at 10:00AM May 13, 2024Observed: 9.87 ft at 10:15AM May 13, 2024Observed: 9.87 ft at 10:30AM May 13, 2024Observed: 9.82 ft at 10:45AM May 13, 2024Observed: 9.84 ft at 11:00AM May 13, 2024Observed: 9.82 ft at 11:15AM May 13, 2024Observed: 9.8 ft at 11:30AM May 13, 2024Observed: 9.79 ft at 11:45AM May 13, 2024Observed: 9.78 ft at 12:00PM May 13, 2024Observed: 9.8 ft at 12:15PM May 13, 2024Observed: 9.76 ft at 12:30PM May 13, 2024Observed: 9.74 ft at 12:45PM May 13, 2024Observed: 9.75 ft at 1:00PM May 13, 2024Observed: 9.71 ft at 1:15PM May 13, 2024Observed: 9.73 ft at 1:30PM May 13, 2024Observed: 9.69 ft at 1:45PM May 13, 2024Observed: 9.7 ft at 2:00PM May 13, 2024Observed: 9.68 ft at 2:15PM May 13, 2024Observed: 9.67 ft at 2:30PM May 13, 2024Observed: 9.64 ft at 2:45PM May 13, 2024Observed: 9.64 ft at 3:00PM May 13, 2024Observed: 9.61 ft at 3:15PM May 13, 2024Observed: 9.62 ft at 3:30PM May 13, 2024Observed: 9.62 ft at 3:45PM May 13, 2024Observed: 9.61 ft at 4:00PM May 13, 2024Observed: 9.59 ft at 4:15PM May 13, 2024Observed: 9.54 ft at 4:30PM May 13, 2024Observed: 9.54 ft at 4:45PM May 13, 2024Observed: 9.52 ft at 5:00PM May 13, 2024Observed: 9.52 ft at 5:15PM May 13, 2024Observed: 9.53 ft at 5:30PM May 13, 2024Observed: 9.52 ft at 5:45PM May 13, 2024Observed: 9.49 ft at 6:00PM May 13, 2024Observed: 9.5 ft at 6:15PM May 13, 2024Observed: 9.48 ft at 6:30PM May 13, 2024Observed: 9.45 ft at 6:45PM May 13, 2024Observed: 9.46 ft at 7:00PM May 13, 2024Observed: 9.44 ft at 7:15PM May 13, 2024Observed: 9.42 ft at 7:30PM May 13, 2024Observed: 9.45 ft at 7:45PM May 13, 2024Observed: 9.43 ft at 8:00PM May 13, 2024Observed: 9.44 ft at 8:15PM May 13, 2024Observed: 9.4 ft at 8:30PM May 13, 2024Observed: 9.39 ft at 8:45PM May 13, 2024Observed: 9.38 ft at 9:00PM May 13, 2024Observed: 9.34 ft at 9:15PM May 13, 2024Observed: 9.35 ft at 9:30PM May 13, 2024Observed: 9.34 ft at 9:45PM May 13, 2024Observed: 9.31 ft at 10:00PM May 13, 2024Observed: 9.31 ft at 10:15PM May 13, 2024Observed: 9.31 ft at 10:30PM May 13, 2024Observed: 9.3 ft at 10:45PM May 13, 2024Observed: 9.28 ft at 11:00PM May 13, 2024Observed: 9.27 ft at 11:15PM May 13, 2024Observed: 9.27 ft at 11:30PM May 13, 2024Observed: 9.26 ft at 11:45PM May 13, 2024Observed: 9.26 ft at 12:00AM May 14, 2024Observed: 9.23 ft at 12:15AM May 14, 2024Observed: 9.24 ft at 12:30AM May 14, 2024Observed: 9.22 ft at 12:45AM May 14, 2024Observed: 9.21 ft at 1:00AM May 14, 2024Observed: 9.2 ft at 1:15AM May 14, 2024Observed: 9.19 ft at 1:30AM May 14, 2024Observed: 9.17 ft at 1:45AM May 14, 2024Observed: 9.16 ft at 2:00AM May 14, 2024Observed: 9.16 ft at 2:15AM May 14, 2024Observed: 9.14 ft at 2:30AM May 14, 2024Observed: 9.13 ft at 2:45AM May 14, 2024Observed: 9.13 ft at 3:00AM May 14, 2024Observed: 9.09 ft at 3:15AM May 14, 2024Observed: 9.09 ft at 3:30AM May 14, 2024Observed: 9.06 ft at 3:45AM May 14, 2024Observed: 9.06 ft at 4:00AM May 14, 2024Observed: 9.07 ft at 4:15AM May 14, 2024Observed: 9.05 ft at 4:30AM May 14, 2024Observed: 9.06 ft at 4:45AM May 14, 2024Observed: 9.04 ft at 5:00AM May 14, 2024Observed: 9.05 ft at 5:15AM May 14, 2024Observed: 9.01 ft at 5:30AM May 14, 2024Observed: 9.05 ft at 5:45AM May 14, 2024Observed: 9.03 ft at 6:00AM May 14, 2024Observed: 9 ft at 6:15AM May 14, 2024Observed: 9.01 ft at 6:30AM May 14, 2024Observed: 9 ft at 6:45AM May 14, 2024Observed: 8.97 ft at 7:00AM May 14, 2024Observed: 8.97 ft at 7:15AM May 14, 2024Observed: 8.97 ft at 7:30AM May 14, 2024Observed: 8.94 ft at 7:45AM May 14, 2024Observed: 8.93 ft at 8:00AM May 14, 2024Observed: 8.93 ft at 8:15AM May 14, 2024Observed: 8.93 ft at 8:30AM May 14, 2024Observed: 8.91 ft at 8:45AM May 14, 2024Observed: 8.9 ft at 9:00AM May 14, 2024Observed: 8.89 ft at 9:15AM May 14, 2024Observed: 8.91 ft at 9:30AM May 14, 2024Observed: 8.86 ft at 9:45AM May 14, 2024Observed: 8.86 ft at 10:00AM May 14, 2024Observed: 8.86 ft at 10:15AM May 14, 2024Observed: 8.83 ft at 10:30AM May 14, 2024Observed: 8.84 ft at 10:45AM May 14, 2024Observed: 8.83 ft at 11:00AM May 14, 2024Observed: 8.82 ft at 11:15AM May 14, 2024Observed: 8.81 ft at 11:30AM May 14, 2024Observed: 8.8 ft at 11:45AM May 14, 2024Observed: 8.79 ft at 12:00PM May 14, 2024Observed: 8.78 ft at 12:15PM May 14, 2024Observed: 8.78 ft at 12:30PM May 14, 2024Observed: 8.76 ft at 12:45PM May 14, 2024Observed: 8.74 ft at 1:00PM May 14, 2024Observed: 8.74 ft at 1:15PM May 14, 2024Observed: 8.74 ft at 1:30PM May 14, 2024Observed: 8.72 ft at 1:45PM May 14, 2024Observed: 8.72 ft at 2:00PM May 14, 2024Observed: 8.71 ft at 2:15PM May 14, 2024Observed: 8.7 ft at 2:30PM May 14, 2024Observed: 8.69 ft at 2:45PM May 14, 2024Observed: 8.68 ft at 3:00PM May 14, 2024Observed: 8.67 ft at 3:15PM May 14, 2024Observed: 8.65 ft at 3:30PM May 14, 2024Observed: 8.63 ft at 3:45PM May 14, 2024Observed: 8.65 ft at 4:00PM May 14, 2024Observed: 8.64 ft at 4:15PM May 14, 2024Observed: 8.64 ft at 4:30PM May 14, 2024Observed: 8.62 ft at 4:45PM May 14, 2024Observed: 8.6 ft at 5:00PM May 14, 2024Observed: 8.6 ft at 5:15PM May 14, 2024Observed: 8.57 ft at 5:30PM May 14, 2024Observed: 8.57 ft at 5:45PM May 14, 2024Observed: 8.58 ft at 6:00PM May 14, 2024Observed: 8.56 ft at 6:15PM May 14, 2024Observed: 8.55 ft at 6:30PM May 14, 2024Observed: 8.54 ft at 6:45PM May 14, 2024Observed: 8.53 ft at 7:00PM May 14, 2024Observed: 8.52 ft at 7:15PM May 14, 2024Observed: 8.5 ft at 7:30PM May 14, 2024Observed: 8.5 ft at 7:45PM May 14, 2024Observed: 8.5 ft at 8:00PM May 14, 2024Observed: 8.49 ft at 8:15PM May 14, 2024Observed: 8.48 ft at 8:30PM May 14, 2024Observed: 8.49 ft at 8:45PM May 14, 2024Observed: 8.47 ft at 9:00PM May 14, 2024Observed: 8.47 ft at 9:15PM May 14, 2024Observed: 8.45 ft at 9:30PM May 14, 2024Observed: 8.44 ft at 9:45PM May 14, 2024Observed: 8.43 ft at 10:00PM May 14, 2024Observed: 8.43 ft at 10:15PM May 14, 2024Observed: 8.43 ft at 10:30PM May 14, 2024Observed: 8.42 ft at 10:45PM May 14, 2024Observed: 8.4 ft at 11:00PM May 14, 2024Observed: 8.39 ft at 11:15PM May 14, 2024Observed: 8.39 ft at 11:30PM May 14, 2024Observed: 8.38 ft at 11:45PM May 14, 2024Observed: 8.38 ft at 12:00AM May 15, 2024Observed: 8.35 ft at 12:15AM May 15, 2024Observed: 8.35 ft at 12:30AM May 15, 2024Observed: 8.34 ft at 12:45AM May 15, 2024Observed: 8.33 ft at 1:00AM May 15, 2024Observed: 8.32 ft at 1:15AM May 15, 2024Observed: 8.32 ft at 1:30AM May 15, 2024Observed: 8.31 ft at 1:45AM May 15, 2024Observed: 8.31 ft at 2:00AM May 15, 2024Observed: 8.32 ft at 2:15AM May 15, 2024Observed: 8.29 ft at 2:30AM May 15, 2024Observed: 8.28 ft at 2:45AM May 15, 2024Observed: 8.3 ft at 3:00AM May 15, 2024Observed: 8.27 ft at 3:15AM May 15, 2024Observed: 8.27 ft at 3:30AM May 15, 2024Observed: 8.27 ft at 3:45AM May 15, 2024Observed: 8.26 ft at 4:00AM May 15, 2024Observed: 8.25 ft at 4:15AM May 15, 2024Observed: 8.24 ft at 4:30AM May 15, 2024Observed: 8.24 ft at 4:45AM May 15, 2024Observed: 8.25 ft at 5:00AM May 15, 2024Observed: 8.22 ft at 5:15AM May 15, 2024Observed: 8.22 ft at 5:30AM May 15, 2024Observed: 8.22 ft at 5:45AM May 15, 2024Observed: 8.21 ft at 6:00AM May 15, 2024Observed: 8.19 ft at 6:15AM May 15, 2024Observed: 8.2 ft at 6:30AM May 15, 2024Observed: 8.18 ft at 6:45AM May 15, 2024Observed: 8.18 ft at 7:00AM May 15, 2024Observed: 8.16 ft at 7:15AM May 15, 2024Observed: 8.16 ft at 7:30AM May 15, 2024Observed: 8.14 ft at 7:45AM May 15, 2024Observed: 8.14 ft at 8:00AM May 15, 2024Observed: 8.14 ft at 8:15AM May 15, 2024Observed: 8.14 ft at 8:30AM May 15, 2024Observed: 8.13 ft at 8:45AM May 15, 2024Observed: 8.1 ft at 9:00AM May 15, 2024Observed: 8.1 ft at 9:15AM May 15, 2024Observed: 8.11 ft at 9:30AM May 15, 2024Observed: 8.08 ft at 9:45AM May 15, 2024Observed: 8.09 ft at 10:00AM May 15, 2024Observed: 8.09 ft at 10:15AM May 15, 2024Observed: 8.07 ft at 10:30AM May 15, 2024Observed: 8.06 ft at 10:45AM May 15, 2024Observed: 8.05 ft at 11:00AM May 15, 2024Observed: 8.06 ft at 11:15AM May 15, 2024Observed: 8.04 ft at 11:30AM May 15, 2024Observed: 8.01 ft at 11:45AM May 15, 2024Observed: 8.02 ft at 12:00PM May 15, 2024Observed: 8 ft at 12:15PM May 15, 2024Observed: 8.01 ft at 12:30PM May 15, 2024Observed: 7.97 ft at 12:45PM May 15, 2024Observed: 8 ft at 1:00PM May 15, 2024Observed: 7.98 ft at 1:15PM May 15, 2024Observed: 7.95 ft at 1:30PM May 15, 2024Observed: 7.96 ft at 1:45PM May 15, 2024Observed: 7.94 ft at 2:00PM May 15, 2024Observed: 7.94 ft at 2:15PM May 15, 2024Observed: 7.92 ft at 2:30PM May 15, 2024Observed: 7.91 ft at 2:45PM May 15, 2024Observed: 7.9 ft at 3:00PM May 15, 2024Observed: 7.89 ft at 3:15PM May 15, 2024Observed: 7.88 ft at 3:30PM May 15, 2024Observed: 7.87 ft at 3:45PM May 15, 2024Observed: 7.85 ft at 4:00PM May 15, 2024Observed: 7.83 ft at 4:15PM May 15, 2024Observed: 7.83 ft at 4:30PM May 15, 2024Observed: 7.82 ft at 4:45PM May 15, 2024Observed: 7.81 ft at 5:00PM May 15, 2024Observed: 7.81 ft at 5:15PM May 15, 2024Observed: 7.8 ft at 5:30PM May 15, 2024Observed: 7.78 ft at 5:45PM May 15, 2024Observed: 7.77 ft at 6:00PM May 15, 2024Observed: 7.77 ft at 6:15PM May 15, 2024Observed: 7.76 ft at 6:30PM May 15, 2024Observed: 7.73 ft at 6:45PM May 15, 2024Observed: 7.73 ft at 7:00PM May 15, 2024Observed: 7.72 ft at 7:15PM May 15, 2024Observed: 7.72 ft at 7:30PM May 15, 2024Observed: 7.7 ft at 7:45PM May 15, 2024Observed: 7.69 ft at 8:00PM May 15, 2024Observed: 7.7 ft at 8:15PM May 15, 2024Observed: 7.69 ft at 8:30PM May 15, 2024Observed: 7.67 ft at 8:45PM May 15, 2024Observed: 7.66 ft at 9:00PM May 15, 2024Observed: 7.67 ft at 9:15PM May 15, 2024Observed: 7.65 ft at 9:30PM May 15, 2024Observed: 7.66 ft at 9:45PM May 15, 2024Observed: 7.64 ft at 10:00PM May 15, 2024Observed: 7.64 ft at 10:15PM May 15, 2024Observed: 7.6 ft at 10:30PM May 15, 2024Observed: 7.61 ft at 10:45PM May 15, 2024Observed: 7.63 ft at 11:00PM May 15, 2024Observed: 7.61 ft at 11:15PM May 15, 2024Observed: 7.59 ft at 11:30PM May 15, 2024Observed: 7.59 ft at 11:45PM May 15, 2024Observed: 7.59 ft at 12:00AM May 16, 2024Observed: 7.57 ft at 12:15AM May 16, 2024Observed: 7.58 ft at 12:30AM May 16, 2024Observed: 7.58 ft at 12:45AM May 16, 2024Observed: 7.57 ft at 1:00AM May 16, 2024Observed: 7.56 ft at 1:15AM May 16, 2024Observed: 7.53 ft at 1:30AM May 16, 2024Observed: 7.54 ft at 1:45AM May 16, 2024Observed: 7.51 ft at 2:00AM May 16, 2024Observed: 7.52 ft at 2:15AM May 16, 2024Observed: 7.51 ft at 2:30AM May 16, 2024Observed: 7.51 ft at 2:45AM May 16, 2024Observed: 7.51 ft at 3:00AM May 16, 2024Observed: 7.51 ft at 3:15AM May 16, 2024Observed: 7.51 ft at 3:30AM May 16, 2024Observed: 7.51 ft at 3:45AM May 16, 2024Observed: 7.5 ft at 4:00AM May 16, 2024Observed: 7.48 ft at 4:15AM May 16, 2024Observed: 7.49 ft at 4:30AM May 16, 2024Observed: 7.48 ft at 4:45AM May 16, 2024Observed: 7.48 ft at 5:00AM May 16, 2024Observed: 7.47 ft at 5:15AM May 16, 2024Observed: 7.48 ft at 5:30AM May 16, 2024Observed: 7.46 ft at 5:45AM May 16, 2024Observed: 7.46 ft at 6:00AM May 16, 2024Observed: 7.44 ft at 6:15AM May 16, 2024Observed: 7.44 ft at 6:30AM May 16, 2024Observed: 7.44 ft at 6:45AM May 16, 2024Observed: 7.43 ft at 7:00AM May 16, 2024Observed: 7.45 ft at 7:15AM May 16, 2024Observed: 7.42 ft at 7:30AM May 16, 2024Observed: 7.43 ft at 7:45AM May 16, 2024Observed: 7.41 ft at 8:00AM May 16, 2024Observed: 7.41 ft at 8:15AM May 16, 2024Observed: 7.41 ft at 8:30AM May 16, 2024Observed: 7.4 ft at 8:45AM May 16, 2024Observed: 7.41 ft at 9:00AM May 16, 2024Observed: 7.37 ft at 9:15AM May 16, 2024Observed: 7.37 ft at 9:30AM May 16, 2024Observed: 7.38 ft at 9:45AM May 16, 2024Observed: 7.38 ft at 10:00AM May 16, 2024Observed: 7.37 ft at 10:15AM May 16, 2024Observed: 7.36 ft at 10:30AM May 16, 2024Observed: 7.35 ft at 10:45AM May 16, 2024Observed: 7.36 ft at 11:00AM May 16, 2024Observed: 7.34 ft at 11:15AM May 16, 2024Observed: 7.33 ft at 11:30AM May 16, 2024Observed: 7.35 ft at 11:45AM May 16, 2024Observed: 7.35 ft at 12:00PM May 16, 2024Observed: 7.32 ft at 12:15PM May 16, 2024Observed: 7.33 ft at 12:30PM May 16, 2024Observed: 7.33 ft at 12:45PM May 16, 2024Observed: 7.33 ft at 1:00PM May 16, 2024Observed: 7.29 ft at 1:15PM May 16, 2024Observed: 7.28 ft at 1:30PM May 16, 2024Observed: 7.29 ft at 1:45PM May 16, 2024Observed: 7.27 ft at 2:00PM May 16, 2024Observed: 7.26 ft at 2:15PM May 16, 2024Observed: 7.24 ft at 2:30PM May 16, 2024Observed: 7.26 ft at 2:45PM May 16, 2024Observed: 7.26 ft at 3:00PM May 16, 2024Observed: 7.24 ft at 3:15PM May 16, 2024Observed: 7.22 ft at 3:30PM May 16, 2024Observed: 7.23 ft at 3:45PM May 16, 2024Observed: 7.23 ft at 4:00PM May 16, 2024Observed: 7.22 ft at 4:15PM May 16, 2024Observed: 7.22 ft at 4:30PM May 16, 2024Observed: 7.2 ft at 4:45PM May 16, 2024Observed: 7.18 ft at 5:00PM May 16, 2024Observed: 7.19 ft at 5:15PM May 16, 2024Observed: 7.18 ft at 5:30PM May 16, 2024Observed: 7.17 ft at 5:45PM May 16, 2024Observed: 7.18 ft at 6:00PM May 16, 2024Observed: 7.16 ft at 6:15PM May 16, 2024Observed: 7.16 ft at 6:30PM May 16, 2024Observed: 7.15 ft at 6:45PM May 16, 2024Observed: 7.15 ft at 7:00PM May 16, 2024Observed: 7.13 ft at 7:15PM May 16, 2024Observed: 7.13 ft at 7:30PM May 16, 2024Observed: 7.13 ft at 7:45PM May 16, 2024Observed: 7.12 ft at 8:00PM May 16, 2024Observed: 7.12 ft at 8:15PM May 16, 2024Observed: 7.12 ft at 8:30PM May 16, 2024Observed: 7.11 ft at 8:45PM May 16, 2024Observed: 7.11 ft at 9:00PM May 16, 2024Observed: 7.1 ft at 9:15PM May 16, 2024Observed: 7.11 ft at 9:30PM May 16, 2024Observed: 7.1 ft at 9:45PM May 16, 2024Observed: 7.1 ft at 10:00PM May 16, 2024Observed: 7.09 ft at 10:15PM May 16, 2024Observed: 7.06 ft at 10:30PM May 16, 2024Observed: 7.05 ft at 10:45PM May 16, 2024Observed: 7.03 ft at 11:00PM May 16, 2024Observed: 7.03 ft at 11:15PM May 16, 2024Observed: 7.03 ft at 11:30PM May 16, 2024Observed: 7.02 ft at 11:45PM May 16, 2024Observed: 7.02 ft at 12:00AM May 17, 2024Observed: 7.01 ft at 12:15AM May 17, 2024Observed: 7.03 ft at 12:30AM May 17, 2024Observed: 7.01 ft at 12:45AM May 17, 2024Observed: 7 ft at 1:00AM May 17, 2024Observed: 6.99 ft at 1:15AM May 17, 2024Observed: 7 ft at 1:30AM May 17, 2024Observed: 7 ft at 1:45AM May 17, 2024Observed: 6.98 ft at 2:00AM May 17, 2024USGS--Water Resources of the United StatesTMAI4(plotting HGIRP) Graph Created (2:48AM May 17, 2024)ObservedLatest observed value: 6.98 ft at 2:00 AM CDT 17-May-2024. Flood Stage is 12.5 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
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 Iowa River near Tama Hwy E49 are issued as needed during times of high water, but are not routinely available.

More information on datums is available at www.ngs.noaa.gov/faq.shtml

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Tama US 63
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 13
Flood Stage: 12.5
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 15.20 ft on 05/28/2013
(2) 15.08 ft on 07/03/2014
(3) 14.08 ft on 12/16/2015
(4) 13.95 ft on 03/16/2019
(5) 13.39 ft on 09/01/2015
(6) 13.11 ft on 10/01/2016
(7) 13.04 ft on 09/05/2018
(8) 12.53 ft on 06/25/2020
(9) 11.03 ft on 03/01/2023
(10) 6.56 ft on 05/04/2012
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.03 ft on 03/01/2023
(2) 5.82 ft on 03/08/2021
(3) 12.53 ft on 06/25/2020
(4) 13.95 ft on 03/16/2019
(5) 13.04 ft on 09/05/2018
(6) 13.11 ft on 10/01/2016
(7) 14.08 ft on 12/16/2015
(8) 13.39 ft on 09/01/2015
(9) 15.08 ft on 07/03/2014
(10) 15.20 ft on 05/28/2013
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:12
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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
15 Water affects Hwy E49 at Battleground Rd.
14.9 Water affects Hwy E49 where it crosses the Iowa River.
14.3 Water affects US 63 south of Tama near 340th St.
14.2 Water affects Hwy E66 at Hwy V18 south of Chelsea.
14.1 Water is on the edge of the road at Hwy E49 where it crosses the Iowa River.
14 Water affects Hwy E49 between D Ave and E Ave.
13.7 Water affects portions of Battleground Rd and Meskwaki Rd.
13.6 Water may cover US 30 east of Le Grand.
13.4 Water affects portions of 340th St at H Ave.
13.3 Water affects 360th St near the intersection with S Ave...or 1 1/4 miles west of Chelsea. The City of Chelsea is inaccessible from the south. Hwy E49 is down to one lane near the Iowa River in the Chelsea area.
13 Water may affect the outside lanes of portions of US 30. Water also affects several county roads.
12.8 Water affects portions of C Ave and D Ave from US 30 to the south.
12.5 Backwater from the Iowa River covers portions of Business 30 and S Prospect Dr in Toledo.
About This Location Collapse

Latitude: 41.964256° N, Longitude: 92.636550° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12.5 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 810.47 ft 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 Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
  • USGS 7-Day Streamflow Duration Hydrograph for this location:
    Duration Hydrograph

    Duration Hydrograph Legend


  • USGS Cumulative Streamflow Hydrograph for this location:
    Duration Hydrograph of Cumulative Streamflow
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Hydrologic Resources Additional Resources
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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
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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