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Hydrograph River at a Glance Download
Iowa River at Marshalltown Stage (ft)Flow (cfs)Highest Observation: 12.95 ft at 10:30AM Mar 30, 2020Observed: 12.89 ft at 10:45AM Mar 30, 2020Observed: 12.88 ft at 11:00AM Mar 30, 2020Observed: 12.9 ft at 11:15AM Mar 30, 2020Observed: 12.85 ft at 11:30AM Mar 30, 2020Observed: 12.85 ft at 11:45AM Mar 30, 2020Observed: 12.84 ft at 12:00PM Mar 30, 2020Observed: 12.84 ft at 12:15PM Mar 30, 2020Observed: 12.84 ft at 12:30PM Mar 30, 2020Observed: 12.85 ft at 12:45PM Mar 30, 2020Observed: 12.86 ft at 1:00PM Mar 30, 2020Observed: 12.84 ft at 1:15PM Mar 30, 2020Observed: 12.82 ft at 1:30PM Mar 30, 2020Observed: 12.83 ft at 1:45PM Mar 30, 2020Observed: 12.83 ft at 2:00PM Mar 30, 2020Observed: 12.82 ft at 2:15PM Mar 30, 2020Observed: 12.83 ft at 2:30PM Mar 30, 2020Observed: 12.88 ft at 2:45PM Mar 30, 2020Observed: 12.82 ft at 3:00PM Mar 30, 2020Observed: 12.86 ft at 3:15PM Mar 30, 2020Observed: 12.87 ft at 3:30PM Mar 30, 2020Observed: 12.82 ft at 3:45PM Mar 30, 2020Observed: 12.82 ft at 4:00PM Mar 30, 2020Observed: 12.8 ft at 4:15PM Mar 30, 2020Observed: 12.79 ft at 4:30PM Mar 30, 2020Observed: 12.8 ft at 4:45PM Mar 30, 2020Observed: 12.85 ft at 5:00PM Mar 30, 2020Observed: 12.82 ft at 5:15PM Mar 30, 2020Observed: 12.81 ft at 5:30PM Mar 30, 2020Observed: 12.81 ft at 5:45PM Mar 30, 2020Observed: 12.83 ft at 6:00PM Mar 30, 2020Observed: 12.8 ft at 6:15PM Mar 30, 2020Observed: 12.79 ft at 6:30PM Mar 30, 2020Observed: 12.8 ft at 6:45PM Mar 30, 2020Observed: 12.81 ft at 7:00PM Mar 30, 2020Observed: 12.79 ft at 7:15PM Mar 30, 2020Observed: 12.81 ft at 7:30PM Mar 30, 2020Observed: 12.78 ft at 7:45PM Mar 30, 2020Observed: 12.78 ft at 8:00PM Mar 30, 2020Observed: 12.78 ft at 8:15PM Mar 30, 2020Observed: 12.76 ft at 8:30PM Mar 30, 2020Observed: 12.77 ft at 8:45PM Mar 30, 2020Observed: 12.77 ft at 9:00PM Mar 30, 2020Observed: 12.78 ft at 9:15PM Mar 30, 2020Observed: 12.77 ft at 9:30PM Mar 30, 2020Observed: 12.76 ft at 9:45PM Mar 30, 2020Observed: 12.77 ft at 10:00PM Mar 30, 2020Observed: 12.76 ft at 10:15PM Mar 30, 2020Observed: 12.76 ft at 10:30PM Mar 30, 2020Observed: 12.75 ft at 10:45PM Mar 30, 2020Observed: 12.76 ft at 11:00PM Mar 30, 2020Observed: 12.74 ft at 11:15PM Mar 30, 2020Observed: 12.73 ft at 11:30PM Mar 30, 2020Observed: 12.75 ft at 11:45PM Mar 30, 2020Observed: 12.74 ft at 12:00AM Mar 31, 2020Observed: 12.72 ft at 12:15AM Mar 31, 2020Observed: 12.75 ft at 12:30AM Mar 31, 2020Observed: 12.75 ft at 12:45AM Mar 31, 2020Observed: 12.74 ft at 1:00AM Mar 31, 2020Observed: 12.73 ft at 1:15AM Mar 31, 2020Observed: 12.71 ft at 1:30AM Mar 31, 2020Observed: 12.73 ft at 1:45AM Mar 31, 2020Observed: 12.73 ft at 2:00AM Mar 31, 2020Observed: 12.72 ft at 2:15AM Mar 31, 2020Observed: 12.68 ft at 2:30AM Mar 31, 2020Observed: 12.72 ft at 2:45AM Mar 31, 2020Observed: 12.7 ft at 3:00AM Mar 31, 2020Observed: 12.72 ft at 3:15AM Mar 31, 2020Observed: 12.73 ft at 3:30AM Mar 31, 2020Observed: 12.74 ft at 3:45AM Mar 31, 2020Observed: 12.75 ft at 4:00AM Mar 31, 2020Observed: 12.74 ft at 4:15AM Mar 31, 2020Observed: 12.73 ft at 4:30AM Mar 31, 2020Observed: 12.74 ft at 4:45AM Mar 31, 2020Observed: 12.74 ft at 5:00AM Mar 31, 2020Observed: 12.74 ft at 5:15AM Mar 31, 2020Observed: 12.73 ft at 5:30AM Mar 31, 2020Observed: 12.73 ft at 5:45AM Mar 31, 2020Observed: 12.74 ft at 6:00AM Mar 31, 2020Observed: 12.67 ft at 6:15AM Mar 31, 2020Observed: 12.62 ft at 6:30AM Mar 31, 2020Observed: 12.6 ft at 6:45AM Mar 31, 2020Observed: 12.65 ft at 7:00AM Mar 31, 2020Observed: 12.71 ft at 7:15AM Mar 31, 2020Observed: 12.71 ft at 7:30AM Mar 31, 2020Observed: 12.72 ft at 7:45AM Mar 31, 2020Observed: 12.75 ft at 8:00AM Mar 31, 2020Observed: 12.68 ft at 8:15AM Mar 31, 2020Observed: 12.74 ft at 8:30AM Mar 31, 2020Observed: 12.7 ft at 8:45AM Mar 31, 2020Observed: 12.72 ft at 9:00AM Mar 31, 2020Observed: 12.69 ft at 9:15AM Mar 31, 2020Observed: 12.64 ft at 9:30AM Mar 31, 2020Observed: 12.71 ft at 9:45AM Mar 31, 2020Observed: 12.63 ft at 10:00AM Mar 31, 2020Observed: 12.64 ft at 10:15AM Mar 31, 2020Observed: 12.61 ft at 10:30AM Mar 31, 2020Observed: 12.62 ft at 10:45AM Mar 31, 2020Observed: 12.61 ft at 11:00AM Mar 31, 2020Observed: 12.6 ft at 11:15AM Mar 31, 2020Observed: 12.6 ft at 11:30AM Mar 31, 2020Observed: 12.6 ft at 11:45AM Mar 31, 2020Observed: 12.61 ft at 12:00PM Mar 31, 2020Observed: 12.59 ft at 12:15PM Mar 31, 2020Observed: 12.66 ft at 12:30PM Mar 31, 2020Observed: 12.66 ft at 12:45PM Mar 31, 2020Observed: 12.66 ft at 1:00PM Mar 31, 2020Observed: 12.65 ft at 1:15PM Mar 31, 2020Observed: 12.63 ft at 1:30PM Mar 31, 2020Observed: 12.64 ft at 1:45PM Mar 31, 2020Observed: 12.62 ft at 2:00PM Mar 31, 2020Observed: 12.64 ft at 2:15PM Mar 31, 2020Observed: 12.65 ft at 2:30PM Mar 31, 2020Observed: 12.62 ft at 2:45PM Mar 31, 2020Observed: 12.62 ft at 3:00PM Mar 31, 2020Observed: 12.62 ft at 3:15PM Mar 31, 2020Observed: 12.62 ft at 3:30PM Mar 31, 2020Observed: 12.62 ft at 3:45PM Mar 31, 2020Observed: 12.6 ft at 4:00PM Mar 31, 2020Observed: 12.62 ft at 4:15PM Mar 31, 2020Observed: 12.62 ft at 4:30PM Mar 31, 2020Observed: 12.64 ft at 4:45PM Mar 31, 2020Observed: 12.61 ft at 5:00PM Mar 31, 2020Observed: 12.58 ft at 5:15PM Mar 31, 2020Observed: 12.58 ft at 5:30PM Mar 31, 2020Observed: 12.61 ft at 5:45PM Mar 31, 2020Observed: 12.61 ft at 6:00PM Mar 31, 2020Observed: 12.57 ft at 6:15PM Mar 31, 2020Observed: 12.58 ft at 6:30PM Mar 31, 2020Observed: 12.58 ft at 6:45PM Mar 31, 2020Observed: 12.58 ft at 7:00PM Mar 31, 2020Observed: 12.57 ft at 7:15PM Mar 31, 2020Observed: 12.59 ft at 7:30PM Mar 31, 2020Observed: 12.58 ft at 7:45PM Mar 31, 2020Observed: 12.59 ft at 8:00PM Mar 31, 2020Observed: 12.59 ft at 8:15PM Mar 31, 2020Observed: 12.59 ft at 8:30PM Mar 31, 2020Observed: 12.56 ft at 8:45PM Mar 31, 2020Observed: 12.59 ft at 9:00PM Mar 31, 2020Observed: 12.59 ft at 9:15PM Mar 31, 2020Observed: 12.55 ft at 9:30PM Mar 31, 2020Observed: 12.54 ft at 9:45PM Mar 31, 2020Observed: 12.59 ft at 10:00PM Mar 31, 2020Observed: 12.57 ft at 10:15PM Mar 31, 2020Observed: 12.58 ft at 10:30PM Mar 31, 2020Observed: 12.62 ft at 10:45PM Mar 31, 2020Observed: 12.64 ft at 11:00PM Mar 31, 2020Observed: 12.61 ft at 11:15PM Mar 31, 2020Observed: 12.59 ft at 11:30PM Mar 31, 2020Observed: 12.59 ft at 11:45PM Mar 31, 2020Observed: 12.61 ft at 12:00AM Apr 01, 2020Observed: 12.6 ft at 12:15AM Apr 01, 2020Observed: 12.58 ft at 12:30AM Apr 01, 2020Observed: 12.61 ft at 12:45AM Apr 01, 2020Observed: 12.7 ft at 1:00AM Apr 01, 2020Observed: 12.61 ft at 1:15AM Apr 01, 2020Observed: 12.62 ft at 1:30AM Apr 01, 2020Observed: 12.61 ft at 1:45AM Apr 01, 2020Observed: 12.62 ft at 2:00AM Apr 01, 2020Observed: 12.62 ft at 2:15AM Apr 01, 2020Observed: 12.62 ft at 2:30AM Apr 01, 2020Observed: 12.6 ft at 2:45AM Apr 01, 2020Observed: 12.61 ft at 3:00AM Apr 01, 2020Observed: 12.59 ft at 3:15AM Apr 01, 2020Observed: 12.56 ft at 3:30AM Apr 01, 2020Observed: 12.56 ft at 3:45AM Apr 01, 2020Observed: 12.57 ft at 4:00AM Apr 01, 2020Observed: 12.58 ft at 4:15AM Apr 01, 2020Observed: 12.58 ft at 4:30AM Apr 01, 2020Observed: 12.58 ft at 4:45AM Apr 01, 2020Observed: 12.58 ft at 5:00AM Apr 01, 2020Observed: 12.58 ft at 5:15AM Apr 01, 2020Observed: 12.57 ft at 5:30AM Apr 01, 2020Observed: 12.57 ft at 5:45AM Apr 01, 2020Observed: 12.57 ft at 6:00AM Apr 01, 2020Observed: 12.57 ft at 6:15AM Apr 01, 2020Observed: 12.57 ft at 6:30AM Apr 01, 2020Observed: 12.57 ft at 6:45AM Apr 01, 2020Observed: 12.57 ft at 7:00AM Apr 01, 2020Observed: 12.56 ft at 7:15AM Apr 01, 2020Observed: 12.57 ft at 7:30AM Apr 01, 2020Observed: 12.57 ft at 7:45AM Apr 01, 2020Observed: 12.58 ft at 8:00AM Apr 01, 2020Observed: 12.58 ft at 8:15AM Apr 01, 2020Observed: 12.57 ft at 8:30AM Apr 01, 2020Observed: 12.57 ft at 8:45AM Apr 01, 2020Observed: 12.58 ft at 9:00AM Apr 01, 2020Observed: 12.56 ft at 9:15AM Apr 01, 2020Observed: 12.58 ft at 9:30AM Apr 01, 2020Observed: 12.58 ft at 9:45AM Apr 01, 2020Observed: 12.59 ft at 10:00AM Apr 01, 2020Observed: 12.58 ft at 10:15AM Apr 01, 2020Observed: 12.59 ft at 10:30AM Apr 01, 2020Observed: 12.57 ft at 10:45AM Apr 01, 2020Observed: 12.56 ft at 11:00AM Apr 01, 2020Observed: 12.59 ft at 11:15AM Apr 01, 2020Observed: 12.58 ft at 11:30AM Apr 01, 2020Observed: 12.63 ft at 11:45AM Apr 01, 2020Observed: 12.53 ft at 12:00PM Apr 01, 2020Observed: 12.54 ft at 12:15PM Apr 01, 2020Observed: 12.52 ft at 12:30PM Apr 01, 2020Observed: 12.52 ft at 12:45PM Apr 01, 2020Observed: 12.52 ft at 1:00PM Apr 01, 2020Observed: 12.52 ft at 1:15PM Apr 01, 2020Observed: 12.52 ft at 1:30PM Apr 01, 2020Observed: 12.53 ft at 1:45PM Apr 01, 2020Observed: 12.55 ft at 2:00PM Apr 01, 2020Observed: 12.55 ft at 2:15PM Apr 01, 2020Observed: 12.53 ft at 2:30PM Apr 01, 2020Observed: 12.54 ft at 2:45PM Apr 01, 2020Observed: 12.54 ft at 3:00PM Apr 01, 2020Observed: 12.54 ft at 3:15PM Apr 01, 2020Observed: 12.54 ft at 3:30PM Apr 01, 2020Observed: 12.52 ft at 3:45PM Apr 01, 2020Observed: 12.55 ft at 4:00PM Apr 01, 2020Observed: 12.55 ft at 4:15PM Apr 01, 2020Observed: 12.55 ft at 4:30PM Apr 01, 2020Observed: 12.57 ft at 4:45PM Apr 01, 2020Observed: 12.56 ft at 5:00PM Apr 01, 2020Observed: 12.54 ft at 5:15PM Apr 01, 2020Observed: 12.55 ft at 5:30PM Apr 01, 2020Observed: 12.55 ft at 5:45PM Apr 01, 2020Observed: 12.54 ft at 6:00PM Apr 01, 2020Observed: 12.55 ft at 6:15PM Apr 01, 2020Observed: 12.56 ft at 6:30PM Apr 01, 2020Observed: 12.55 ft at 6:45PM Apr 01, 2020Observed: 12.54 ft at 7:00PM Apr 01, 2020Observed: 12.56 ft at 7:15PM Apr 01, 2020Observed: 12.56 ft at 7:30PM Apr 01, 2020Observed: 12.54 ft at 7:45PM Apr 01, 2020Observed: 12.54 ft at 8:00PM Apr 01, 2020Observed: 12.53 ft at 8:15PM Apr 01, 2020Observed: 12.54 ft at 8:30PM Apr 01, 2020Observed: 12.53 ft at 8:45PM Apr 01, 2020Observed: 12.54 ft at 9:00PM Apr 01, 2020Observed: 12.57 ft at 9:15PM Apr 01, 2020Observed: 12.53 ft at 9:30PM Apr 01, 2020Observed: 12.56 ft at 9:45PM Apr 01, 2020Observed: 12.56 ft at 10:00PM Apr 01, 2020Observed: 12.54 ft at 10:15PM Apr 01, 2020Observed: 12.56 ft at 10:30PM Apr 01, 2020Observed: 12.54 ft at 10:45PM Apr 01, 2020Observed: 12.54 ft at 11:00PM Apr 01, 2020Observed: 12.55 ft at 11:15PM Apr 01, 2020Observed: 12.57 ft at 11:30PM Apr 01, 2020Observed: 12.6 ft at 11:45PM Apr 01, 2020Observed: 12.57 ft at 12:00AM Apr 02, 2020Observed: 12.54 ft at 12:15AM Apr 02, 2020Observed: 12.6 ft at 12:30AM Apr 02, 2020Observed: 12.59 ft at 12:45AM Apr 02, 2020Observed: 12.6 ft at 1:00AM Apr 02, 2020Observed: 12.56 ft at 1:15AM Apr 02, 2020Observed: 12.62 ft at 1:30AM Apr 02, 2020Observed: 12.57 ft at 1:45AM Apr 02, 2020Observed: 12.6 ft at 2:00AM Apr 02, 2020Observed: 12.6 ft at 2:15AM Apr 02, 2020Observed: 12.57 ft at 2:30AM Apr 02, 2020Observed: 12.6 ft at 2:45AM Apr 02, 2020Observed: 12.58 ft at 3:00AM Apr 02, 2020Observed: 12.61 ft at 3:15AM Apr 02, 2020Observed: 12.6 ft at 3:30AM Apr 02, 2020Observed: 12.61 ft at 3:45AM Apr 02, 2020Observed: 12.59 ft at 4:00AM Apr 02, 2020Observed: 12.57 ft at 4:15AM Apr 02, 2020Observed: 12.57 ft at 4:30AM Apr 02, 2020Observed: 12.57 ft at 4:45AM Apr 02, 2020Observed: 12.56 ft at 5:00AM Apr 02, 2020Observed: 12.56 ft at 5:15AM Apr 02, 2020Observed: 12.6 ft at 5:30AM Apr 02, 2020Observed: 12.58 ft at 5:45AM Apr 02, 2020Observed: 12.6 ft at 6:00AM Apr 02, 2020Observed: 12.54 ft at 6:15AM Apr 02, 2020Observed: 12.57 ft at 6:30AM Apr 02, 2020Observed: 12.56 ft at 6:45AM Apr 02, 2020Observed: 12.62 ft at 7:00AM Apr 02, 2020Observed: 12.57 ft at 7:15AM Apr 02, 2020Observed: 12.62 ft at 7:30AM Apr 02, 2020Observed: 12.63 ft at 7:45AM Apr 02, 2020Observed: 12.63 ft at 8:00AM Apr 02, 2020Observed: 12.57 ft at 8:15AM Apr 02, 2020Observed: 12.6 ft at 8:30AM Apr 02, 2020Observed: 12.57 ft at 8:45AM Apr 02, 2020Observed: 12.62 ft at 9:00AM Apr 02, 2020Observed: 12.6 ft at 9:15AM Apr 02, 2020Observed: 12.59 ft at 9:30AM Apr 02, 2020Observed: 12.57 ft at 9:45AM Apr 02, 2020Observed: 12.59 ft at 10:00AM Apr 02, 2020Observed: 12.58 ft at 10:15AM Apr 02, 2020Observed: 12.61 ft at 10:30AM Apr 02, 2020Observed: 12.62 ft at 10:45AM Apr 02, 2020Observed: 12.58 ft at 11:00AM Apr 02, 2020Observed: 12.6 ft at 11:15AM Apr 02, 2020Observed: 12.58 ft at 11:30AM Apr 02, 2020Observed: 12.54 ft at 11:45AM Apr 02, 2020Observed: 12.55 ft at 12:00PM Apr 02, 2020Observed: 12.64 ft at 12:15PM Apr 02, 2020Observed: 12.57 ft at 12:30PM Apr 02, 2020Observed: 12.58 ft at 12:45PM Apr 02, 2020Observed: 12.6 ft at 1:00PM Apr 02, 2020Observed: 12.6 ft at 1:15PM Apr 02, 2020Observed: 12.59 ft at 1:30PM Apr 02, 2020Observed: 12.57 ft at 1:45PM Apr 02, 2020Observed: 12.61 ft at 2:00PM Apr 02, 2020Observed: 12.6 ft at 2:15PM Apr 02, 2020Observed: 12.55 ft at 2:30PM Apr 02, 2020Observed: 12.58 ft at 2:45PM Apr 02, 2020Observed: 12.61 ft at 3:00PM Apr 02, 2020Observed: 12.6 ft at 5:15PM Apr 02, 2020Observed: 12.57 ft at 5:30PM Apr 02, 2020Observed: 12.61 ft at 5:45PM Apr 02, 2020Observed: 12.59 ft at 6:00PM Apr 02, 2020Observed: 12.57 ft at 9:15PM Apr 02, 2020Observed: 12.58 ft at 9:30PM Apr 02, 2020Observed: 12.58 ft at 9:45PM Apr 02, 2020Observed: 12.57 ft at 10:00PM Apr 02, 2020Observed: 12.6 ft at 10:15PM Apr 02, 2020Observed: 12.57 ft at 10:30PM Apr 02, 2020Observed: 12.57 ft at 10:45PM Apr 02, 2020Observed: 12.59 ft at 11:00PM Apr 02, 2020Observed: 12.6 ft at 11:15PM Apr 02, 2020Observed: 12.59 ft at 11:30PM Apr 02, 2020Observed: 12.56 ft at 11:45PM Apr 02, 2020Observed: 12.57 ft at 12:00AM Apr 03, 2020Observed: 12.59 ft at 12:15AM Apr 03, 2020Observed: 12.6 ft at 12:30AM Apr 03, 2020Observed: 12.6 ft at 12:45AM Apr 03, 2020Observed: 12.58 ft at 1:00AM Apr 03, 2020Observed: 12.6 ft at 1:15AM Apr 03, 2020Observed: 12.58 ft at 1:30AM Apr 03, 2020Observed: 12.6 ft at 1:45AM Apr 03, 2020Observed: 12.62 ft at 2:00AM Apr 03, 2020Observed: 12.59 ft at 2:15AM Apr 03, 2020Observed: 12.61 ft at 2:30AM Apr 03, 2020Observed: 12.61 ft at 2:45AM Apr 03, 2020Observed: 12.61 ft at 3:00AM Apr 03, 2020Observed: 12.61 ft at 3:15AM Apr 03, 2020Observed: 12.61 ft at 3:30AM Apr 03, 2020Observed: 12.62 ft at 3:45AM Apr 03, 2020Observed: 12.62 ft at 4:00AM Apr 03, 2020Observed: 12.61 ft at 4:15AM Apr 03, 2020Observed: 12.62 ft at 4:30AM Apr 03, 2020Observed: 12.62 ft at 4:45AM Apr 03, 2020Observed: 12.61 ft at 5:00AM Apr 03, 2020Observed: 12.61 ft at 5:15AM Apr 03, 2020Observed: 12.6 ft at 5:30AM Apr 03, 2020Observed: 12.59 ft at 5:45AM Apr 03, 2020Observed: 12.6 ft at 6:00AM Apr 03, 2020Observed: 12.58 ft at 7:15AM Apr 03, 2020Observed: 12.56 ft at 7:30AM Apr 03, 2020Observed: 12.61 ft at 7:45AM Apr 03, 2020Observed: 12.6 ft at 8:00AM Apr 03, 2020Observed: 12.61 ft at 8:15AM Apr 03, 2020Observed: 12.61 ft at 8:30AM Apr 03, 2020Observed: 12.61 ft at 8:45AM Apr 03, 2020Observed: 12.6 ft at 9:00AM Apr 03, 2020Observed: 12.61 ft at 9:15AM Apr 03, 2020Observed: 12.57 ft at 9:30AM Apr 03, 2020Observed: 12.59 ft at 9:45AM Apr 03, 2020Observed: 12.6 ft at 10:00AM Apr 03, 2020Observed: 12.6 ft at 10:15AM Apr 03, 2020Observed: 12.59 ft at 10:30AM Apr 03, 2020Observed: 12.61 ft at 10:45AM Apr 03, 2020Observed: 12.61 ft at 11:00AM Apr 03, 2020Observed: 12.57 ft at 11:15AM Apr 03, 2020Observed: 12.61 ft at 11:30AM Apr 03, 2020Observed: 12.62 ft at 11:45AM Apr 03, 2020Observed: 12.62 ft at 12:00PM Apr 03, 2020Observed: 12.62 ft at 12:15PM Apr 03, 2020Observed: 12.61 ft at 12:30PM Apr 03, 2020Observed: 12.61 ft at 12:45PM Apr 03, 2020Observed: 12.61 ft at 1:00PM Apr 03, 2020Observed: 12.6 ft at 1:15PM Apr 03, 2020Observed: 12.6 ft at 1:30PM Apr 03, 2020Observed: 12.61 ft at 1:45PM Apr 03, 2020Observed: 12.59 ft at 2:00PM Apr 03, 2020Observed: 12.59 ft at 2:15PM Apr 03, 2020Observed: 12.58 ft at 2:30PM Apr 03, 2020Observed: 12.6 ft at 2:45PM Apr 03, 2020Observed: 12.6 ft at 3:00PM Apr 03, 2020Observed: 12.59 ft at 3:15PM Apr 03, 2020Observed: 12.61 ft at 3:30PM Apr 03, 2020Observed: 12.6 ft at 3:45PM Apr 03, 2020Observed: 12.6 ft at 4:00PM Apr 03, 2020Observed: 12.61 ft at 4:15PM Apr 03, 2020Observed: 12.6 ft at 4:30PM Apr 03, 2020Observed: 12.63 ft at 4:45PM Apr 03, 2020Observed: 12.61 ft at 5:00PM Apr 03, 2020Observed: 12.58 ft at 5:15PM Apr 03, 2020Observed: 12.56 ft at 5:30PM Apr 03, 2020Observed: 12.61 ft at 5:45PM Apr 03, 2020Observed: 12.61 ft at 6:00PM Apr 03, 2020Observed: 12.59 ft at 6:15PM Apr 03, 2020Observed: 12.6 ft at 6:30PM Apr 03, 2020Observed: 12.6 ft at 6:45PM Apr 03, 2020Observed: 12.6 ft at 7:00PM Apr 03, 2020Observed: 12.59 ft at 7:15PM Apr 03, 2020Observed: 12.55 ft at 7:30PM Apr 03, 2020Observed: 12.58 ft at 7:45PM Apr 03, 2020Observed: 12.59 ft at 8:00PM Apr 03, 2020Observed: 12.61 ft at 8:15PM Apr 03, 2020Observed: 12.6 ft at 8:30PM Apr 03, 2020Observed: 12.59 ft at 8:45PM Apr 03, 2020Observed: 12.59 ft at 9:00PM Apr 03, 2020Observed: 12.54 ft at 9:15PM Apr 03, 2020Observed: 12.6 ft at 9:30PM Apr 03, 2020Observed: 12.58 ft at 9:45PM Apr 03, 2020Observed: 12.57 ft at 10:00PM Apr 03, 2020Observed: 12.57 ft at 10:15PM Apr 03, 2020Observed: 12.57 ft at 10:30PM Apr 03, 2020Observed: 12.57 ft at 10:45PM Apr 03, 2020Observed: 12.57 ft at 11:00PM Apr 03, 2020Observed: 12.56 ft at 11:15PM Apr 03, 2020Observed: 12.58 ft at 11:30PM Apr 03, 2020Observed: 12.53 ft at 11:45PM Apr 03, 2020Observed: 12.57 ft at 12:00AM Apr 04, 2020Observed: 12.53 ft at 12:15AM Apr 04, 2020Observed: 12.57 ft at 12:30AM Apr 04, 2020Observed: 12.55 ft at 12:45AM Apr 04, 2020Observed: 12.56 ft at 1:00AM Apr 04, 2020Observed: 12.57 ft at 1:15AM Apr 04, 2020Observed: 12.56 ft at 1:30AM Apr 04, 2020Observed: 12.56 ft at 1:45AM Apr 04, 2020Observed: 12.57 ft at 2:00AM Apr 04, 2020Observed: 12.57 ft at 2:15AM Apr 04, 2020Observed: 12.57 ft at 2:30AM Apr 04, 2020Observed: 12.56 ft at 2:45AM Apr 04, 2020Observed: 12.56 ft at 3:00AM Apr 04, 2020Observed: 12.56 ft at 3:15AM Apr 04, 2020Observed: 12.57 ft at 3:30AM Apr 04, 2020Observed: 12.55 ft at 3:45AM Apr 04, 2020Observed: 12.56 ft at 4:00AM Apr 04, 2020Observed: 12.56 ft at 4:15AM Apr 04, 2020Observed: 12.55 ft at 4:30AM Apr 04, 2020Observed: 12.53 ft at 4:45AM Apr 04, 2020Observed: 12.54 ft at 5:00AM Apr 04, 2020Observed: 12.55 ft at 5:15AM Apr 04, 2020Observed: 12.55 ft at 5:30AM Apr 04, 2020Observed: 12.54 ft at 5:45AM Apr 04, 2020Observed: 12.54 ft at 6:00AM Apr 04, 2020Observed: 12.54 ft at 6:15AM Apr 04, 2020Observed: 12.5 ft at 6:30AM Apr 04, 2020Observed: 12.52 ft at 6:45AM Apr 04, 2020Observed: 12.5 ft at 7:00AM Apr 04, 2020Observed: 12.53 ft at 7:15AM Apr 04, 2020Observed: 12.5 ft at 7:30AM Apr 04, 2020Observed: 12.53 ft at 7:45AM Apr 04, 2020Observed: 12.5 ft at 8:00AM Apr 04, 2020Observed: 12.49 ft at 8:15AM Apr 04, 2020Observed: 12.5 ft at 8:30AM Apr 04, 2020Observed: 12.53 ft at 8:45AM Apr 04, 2020Observed: 12.52 ft at 9:00AM Apr 04, 2020Observed: 12.52 ft at 9:15AM Apr 04, 2020Observed: 12.51 ft at 9:30AM Apr 04, 2020Observed: 12.51 ft at 9:45AM Apr 04, 2020Observed: 12.5 ft at 10:00AM Apr 04, 2020Highest Forecast: 12.4 ft 1:00PM Apr 04, 2020Highest Forecast: 12.4 ft 7:00PM Apr 04, 2020Forecast: 12.3 ft 1:00AM Apr 05, 2020Forecast: 12.2 ft 7:00AM Apr 05, 2020Forecast: 12.2 ft 1:00PM Apr 05, 2020Forecast: 12.1 ft 7:00PM Apr 05, 2020Forecast: 12.1 ft 1:00AM Apr 06, 2020Forecast: 12.1 ft 7:00AM Apr 06, 2020Forecast: 12.1 ft 1:00PM Apr 06, 2020Forecast: 12.1 ft 7:00PM Apr 06, 2020Forecast: 12.1 ft 1:00AM Apr 07, 2020Forecast: 12 ft 7:00AM Apr 07, 2020Forecast: 12 ft 1:00PM Apr 07, 2020Forecast: 11.9 ft 7:00PM Apr 07, 2020Forecast: 11.9 ft 1:00AM Apr 08, 2020Forecast: 11.8 ft 7:00AM Apr 08, 2020Forecast: 11.8 ft 1:00PM Apr 08, 2020Forecast: 11.7 ft 7:00PM Apr 08, 2020Forecast: 11.7 ft 1:00AM Apr 09, 2020Forecast: 11.6 ft 7:00AM Apr 09, 2020Forecast: 11.6 ft 1:00PM Apr 09, 2020Forecast: 11.6 ft 7:00PM Apr 09, 2020Forecast: 11.5 ft 1:00AM Apr 10, 2020Forecast: 11.5 ft 7:00AM Apr 10, 2020USGS--Water Resources of the United StatesMIWI4(plotting HGIR2) Graph Created (10:17AM Apr 4, 2020)ObservedForecast (issued 11:19AM Apr 3)Latest observed value: 12.5 ft at 10:00 AM CDT 4-Apr-2020. Flood Stage is 19 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 48 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Iowa River at Marshalltown are issued routinely during the warm season, and as needed at other times of the year.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Tama Hwy E49
Flood Categories (in feet)
Major Flood Stage: 26
Moderate Flood Stage: 23
Flood Stage: 19
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 22.25 ft on 07/02/2014
(2) 22.08 ft on 05/30/2013
(3) 21.79 ft on 06/13/2008
(4) 21.60 ft on 06/10/2008
(5) 21.44 ft on 05/27/2013
(6) 20.77 ft on 08/17/1993
(7) 20.55 ft on 07/10/1993
(8) 20.49 ft on 05/31/2008
(9) 20.38 ft on 12/15/2015
(10) 20.38 ft on 06/18/1990
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 17.63 ft on 10/01/2016
(2) 18.95 ft on 09/28/2016
(3) 15.81 ft on 06/05/2016
(4) 16.94 ft on 02/20/2016
(5) 20.38 ft on 12/15/2015
(6) 19.99 ft on 08/30/2015
(7) 15.76 ft on 07/07/2015
(8) 22.25 ft on 07/02/2014
(9) 18.88 ft on 06/21/2014
(10) 17.22 ft on 06/25/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.40 ft on 10/20/1974
(2) 2.65 ft on 12/04/1974
(3) 4.30 ft on 09/29/1976
(4) 6.28 ft on 10/03/1989
(5) 6.49 ft on 03/01/1989
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:13
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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
26 Water reaches the top of the earthen levee along the river at Iowa 14.
22 Water reaches the low beams of the Iowa 14 bridge.
21.5 Water affects several roads east of Marshalltown...including U.S. 30...East Main Street Road and Zeller Avenue.
21.4 Water covers both lanes of Iowa 14 north of Marshalltown.
21.2 Water covers several gravel roads north and northwest of Marshalltown...including Stanley Mill Road...North Center Street...Oaks Avenue and Prairie Avenue.
21 Iowa 330 south of Albion...near Timmons Grove Park...is closed. Most of Timmons Grove County Park floods.
20.5 In Albion...parts of Marsh Avenue...Stanley Mill Road and 160th Street flood. Iowa 330 is threatened near the Linn Creek overpass which is located west of Marshalltown about 2 miles northeast of the US 30 junction.
20 Water approaches the top of the concrete bridge piers of the Iowa 14 bridge.
19.5 The southbound lanes of Iowa 14 flood. Iowa 330 south of Albion floods.
19 Water affects Iowa 14 north of the river as well as Iowa 330 south of Albion.
18 Widespread agricultural and lowland flooding occur along Iowa 330 south of Albion.
17 Roads within Timmons Grove County Park are threatened as is the bicycle path along 18th Avenue in Marshalltown.
16.5 The underside of the primary concrete support span of Iowa 14 is affected.
16 The access road serving north portions of Timmons Grove County Park floods.
15 Water approaches the bridge crossing from the County Three Bridges Road east of Marshalltown. Water affects agricultural land.
14 There is lowland flooding north of town near Iowa 14.
About This Location Collapse

Latitude: 42.065821° N, Longitude: 92.907700° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 19 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 29 853.10 ft 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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Page last modified: 1-Mar-2019 12:34 AM
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