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Hydrograph River at a Glance Download
Iowa River at Steamboat Rock Stage (ft)Flow (cfs)Highest Observation: 5.61 ft at 12:15AM Apr 15, 2021Highest Observation: 5.61 ft at 12:30AM Apr 15, 2021Observed: 5.6 ft at 12:45AM Apr 15, 2021Observed: 5.6 ft at 1:00AM Apr 15, 2021Observed: 5.6 ft at 1:15AM Apr 15, 2021Highest Observation: 5.61 ft at 1:30AM Apr 15, 2021Observed: 5.6 ft at 1:45AM Apr 15, 2021Highest Observation: 5.61 ft at 2:00AM Apr 15, 2021Observed: 5.6 ft at 2:15AM Apr 15, 2021Highest Observation: 5.61 ft at 2:30AM Apr 15, 2021Observed: 5.6 ft at 2:45AM Apr 15, 2021Observed: 5.59 ft at 3:00AM Apr 15, 2021Observed: 5.6 ft at 3:15AM Apr 15, 2021Observed: 5.6 ft at 3:30AM Apr 15, 2021Observed: 5.59 ft at 3:45AM Apr 15, 2021Observed: 5.59 ft at 4:00AM Apr 15, 2021Observed: 5.59 ft at 4:15AM Apr 15, 2021Observed: 5.59 ft at 4:30AM Apr 15, 2021Highest Observation: 5.61 ft at 4:45AM Apr 15, 2021Observed: 5.59 ft at 5:00AM Apr 15, 2021Observed: 5.59 ft at 5:15AM Apr 15, 2021Observed: 5.6 ft at 5:30AM Apr 15, 2021Observed: 5.59 ft at 5:45AM Apr 15, 2021Observed: 5.59 ft at 6:00AM Apr 15, 2021Observed: 5.6 ft at 6:15AM Apr 15, 2021Observed: 5.59 ft at 6:30AM Apr 15, 2021Observed: 5.59 ft at 6:45AM Apr 15, 2021Observed: 5.59 ft at 7:00AM Apr 15, 2021Observed: 5.59 ft at 7:15AM Apr 15, 2021Observed: 5.59 ft at 7:30AM Apr 15, 2021Observed: 5.59 ft at 7:45AM Apr 15, 2021Observed: 5.58 ft at 8:00AM Apr 15, 2021Observed: 5.59 ft at 8:15AM Apr 15, 2021Observed: 5.58 ft at 8:30AM Apr 15, 2021Observed: 5.6 ft at 8:45AM Apr 15, 2021Observed: 5.59 ft at 9:00AM Apr 15, 2021Observed: 5.58 ft at 9:15AM Apr 15, 2021Observed: 5.59 ft at 9:30AM Apr 15, 2021Observed: 5.6 ft at 9:45AM Apr 15, 2021Observed: 5.6 ft at 10:00AM Apr 15, 2021Observed: 5.59 ft at 10:15AM Apr 15, 2021Observed: 5.59 ft at 10:30AM Apr 15, 2021Observed: 5.59 ft at 10:45AM Apr 15, 2021Observed: 5.59 ft at 11:00AM Apr 15, 2021Observed: 5.58 ft at 11:15AM Apr 15, 2021Observed: 5.58 ft at 11:30AM Apr 15, 2021Observed: 5.59 ft at 11:45AM Apr 15, 2021Observed: 5.59 ft at 12:00PM Apr 15, 2021Observed: 5.59 ft at 12:15PM Apr 15, 2021Observed: 5.58 ft at 12:30PM Apr 15, 2021Observed: 5.6 ft at 12:45PM Apr 15, 2021Observed: 5.58 ft at 1:00PM Apr 15, 2021Observed: 5.58 ft at 1:15PM Apr 15, 2021Observed: 5.59 ft at 1:30PM Apr 15, 2021Observed: 5.58 ft at 1:45PM Apr 15, 2021Observed: 5.58 ft at 2:00PM Apr 15, 2021Observed: 5.59 ft at 2:15PM Apr 15, 2021Observed: 5.58 ft at 2:30PM Apr 15, 2021Observed: 5.59 ft at 2:45PM Apr 15, 2021Observed: 5.6 ft at 3:00PM Apr 15, 2021Observed: 5.59 ft at 3:15PM Apr 15, 2021Observed: 5.59 ft at 3:30PM Apr 15, 2021Observed: 5.59 ft at 3:45PM Apr 15, 2021Observed: 5.59 ft at 4:00PM Apr 15, 2021Observed: 5.58 ft at 4:15PM Apr 15, 2021Observed: 5.58 ft at 4:30PM Apr 15, 2021Observed: 5.59 ft at 4:45PM Apr 15, 2021Observed: 5.58 ft at 5:00PM Apr 15, 2021Observed: 5.59 ft at 5:15PM Apr 15, 2021Observed: 5.59 ft at 5:30PM Apr 15, 2021Observed: 5.59 ft at 5:45PM Apr 15, 2021Observed: 5.59 ft at 6:00PM Apr 15, 2021Observed: 5.59 ft at 6:15PM Apr 15, 2021Observed: 5.58 ft at 6:30PM Apr 15, 2021Observed: 5.59 ft at 6:45PM Apr 15, 2021Observed: 5.58 ft at 7:00PM Apr 15, 2021Observed: 5.58 ft at 7:15PM Apr 15, 2021Observed: 5.58 ft at 7:30PM Apr 15, 2021Observed: 5.58 ft at 7:45PM Apr 15, 2021Observed: 5.59 ft at 8:00PM Apr 15, 2021Observed: 5.59 ft at 8:15PM Apr 15, 2021Observed: 5.58 ft at 8:30PM Apr 15, 2021Observed: 5.58 ft at 8:45PM Apr 15, 2021Observed: 5.58 ft at 9:00PM Apr 15, 2021Observed: 5.58 ft at 9:15PM Apr 15, 2021Observed: 5.58 ft at 9:30PM Apr 15, 2021Observed: 5.58 ft at 9:45PM Apr 15, 2021Observed: 5.57 ft at 10:00PM Apr 15, 2021Observed: 5.59 ft at 10:15PM Apr 15, 2021Observed: 5.57 ft at 10:30PM Apr 15, 2021Observed: 5.59 ft at 10:45PM Apr 15, 2021Observed: 5.57 ft at 11:00PM Apr 15, 2021Observed: 5.58 ft at 11:15PM Apr 15, 2021Observed: 5.58 ft at 11:30PM Apr 15, 2021Observed: 5.58 ft at 11:45PM Apr 15, 2021Observed: 5.58 ft at 12:00AM Apr 16, 2021Observed: 5.58 ft at 12:15AM Apr 16, 2021Observed: 5.58 ft at 12:30AM Apr 16, 2021Observed: 5.57 ft at 12:45AM Apr 16, 2021Observed: 5.58 ft at 1:00AM Apr 16, 2021Observed: 5.58 ft at 1:15AM Apr 16, 2021Observed: 5.58 ft at 1:30AM Apr 16, 2021Observed: 5.58 ft at 1:45AM Apr 16, 2021Observed: 5.57 ft at 2:00AM Apr 16, 2021Observed: 5.58 ft at 2:15AM Apr 16, 2021Observed: 5.58 ft at 2:30AM Apr 16, 2021Observed: 5.58 ft at 2:45AM Apr 16, 2021Observed: 5.57 ft at 3:00AM Apr 16, 2021Observed: 5.58 ft at 3:15AM Apr 16, 2021Observed: 5.59 ft at 3:30AM Apr 16, 2021Observed: 5.57 ft at 3:45AM Apr 16, 2021Observed: 5.56 ft at 4:00AM Apr 16, 2021Observed: 5.58 ft at 4:15AM Apr 16, 2021Observed: 5.58 ft at 4:30AM Apr 16, 2021Observed: 5.58 ft at 4:45AM Apr 16, 2021Observed: 5.57 ft at 5:00AM Apr 16, 2021Observed: 5.58 ft at 5:15AM Apr 16, 2021Observed: 5.57 ft at 5:30AM Apr 16, 2021Observed: 5.58 ft at 5:45AM Apr 16, 2021Observed: 5.58 ft at 6:00AM Apr 16, 2021Observed: 5.59 ft at 6:15AM Apr 16, 2021Observed: 5.57 ft at 6:30AM Apr 16, 2021Observed: 5.58 ft at 6:45AM Apr 16, 2021Observed: 5.57 ft at 7:00AM Apr 16, 2021Observed: 5.58 ft at 7:15AM Apr 16, 2021Observed: 5.57 ft at 7:30AM Apr 16, 2021Observed: 5.58 ft at 7:45AM Apr 16, 2021Observed: 5.57 ft at 8:00AM Apr 16, 2021Observed: 5.57 ft at 8:15AM Apr 16, 2021Observed: 5.58 ft at 8:30AM Apr 16, 2021Observed: 5.58 ft at 8:45AM Apr 16, 2021Observed: 5.58 ft at 9:00AM Apr 16, 2021Observed: 5.58 ft at 11:15AM Apr 16, 2021Observed: 5.57 ft at 11:30AM Apr 16, 2021Observed: 5.58 ft at 11:45AM Apr 16, 2021Observed: 5.56 ft at 12:00PM Apr 16, 2021Observed: 5.58 ft at 12:15PM Apr 16, 2021Observed: 5.58 ft at 12:30PM Apr 16, 2021Observed: 5.57 ft at 12:45PM Apr 16, 2021Observed: 5.57 ft at 1:00PM Apr 16, 2021Observed: 5.57 ft at 1:15PM Apr 16, 2021Observed: 5.57 ft at 1:30PM Apr 16, 2021Observed: 5.58 ft at 1:45PM Apr 16, 2021Observed: 5.58 ft at 2:00PM Apr 16, 2021Observed: 5.58 ft at 2:15PM Apr 16, 2021Observed: 5.57 ft at 2:30PM Apr 16, 2021Observed: 5.58 ft at 2:45PM Apr 16, 2021Observed: 5.58 ft at 3:00PM Apr 16, 2021Observed: 5.57 ft at 3:15PM Apr 16, 2021Observed: 5.58 ft at 3:30PM Apr 16, 2021Observed: 5.58 ft at 3:45PM Apr 16, 2021Observed: 5.58 ft at 4:00PM Apr 16, 2021Observed: 5.58 ft at 4:15PM Apr 16, 2021Observed: 5.58 ft at 4:30PM Apr 16, 2021Observed: 5.57 ft at 4:45PM Apr 16, 2021Observed: 5.57 ft at 5:00PM Apr 16, 2021Observed: 5.58 ft at 5:15PM Apr 16, 2021Observed: 5.57 ft at 5:30PM Apr 16, 2021Observed: 5.57 ft at 5:45PM Apr 16, 2021Observed: 5.58 ft at 6:00PM Apr 16, 2021Observed: 5.57 ft at 6:15PM Apr 16, 2021Observed: 5.58 ft at 6:30PM Apr 16, 2021Observed: 5.58 ft at 6:45PM Apr 16, 2021Observed: 5.57 ft at 7:00PM Apr 16, 2021Observed: 5.58 ft at 7:15PM Apr 16, 2021Observed: 5.57 ft at 7:30PM Apr 16, 2021Observed: 5.57 ft at 7:45PM Apr 16, 2021Observed: 5.57 ft at 8:00PM Apr 16, 2021Observed: 5.58 ft at 8:15PM Apr 16, 2021Observed: 5.58 ft at 8:30PM Apr 16, 2021Observed: 5.57 ft at 8:45PM Apr 16, 2021Observed: 5.56 ft at 9:00PM Apr 16, 2021Observed: 5.57 ft at 9:15PM Apr 16, 2021Observed: 5.56 ft at 9:30PM Apr 16, 2021Observed: 5.57 ft at 9:45PM Apr 16, 2021Observed: 5.56 ft at 10:00PM Apr 16, 2021Observed: 5.57 ft at 10:15PM Apr 16, 2021Observed: 5.58 ft at 10:30PM Apr 16, 2021Observed: 5.57 ft at 10:45PM Apr 16, 2021Observed: 5.57 ft at 11:00PM Apr 16, 2021Observed: 5.56 ft at 11:15PM Apr 16, 2021Observed: 5.57 ft at 11:30PM Apr 16, 2021Observed: 5.57 ft at 11:45PM Apr 16, 2021Observed: 5.57 ft at 12:00AM Apr 17, 2021Observed: 5.57 ft at 12:15AM Apr 17, 2021Observed: 5.57 ft at 12:30AM Apr 17, 2021Observed: 5.57 ft at 12:45AM Apr 17, 2021Observed: 5.56 ft at 1:00AM Apr 17, 2021Observed: 5.57 ft at 1:15AM Apr 17, 2021Observed: 5.57 ft at 1:30AM Apr 17, 2021Observed: 5.57 ft at 1:45AM Apr 17, 2021Observed: 5.57 ft at 2:00AM Apr 17, 2021Observed: 5.58 ft at 2:15AM Apr 17, 2021Observed: 5.56 ft at 2:30AM Apr 17, 2021Observed: 5.56 ft at 2:45AM Apr 17, 2021Observed: 5.57 ft at 3:00AM Apr 17, 2021Observed: 5.57 ft at 3:15AM Apr 17, 2021Observed: 5.57 ft at 3:30AM Apr 17, 2021Observed: 5.57 ft at 3:45AM Apr 17, 2021Observed: 5.57 ft at 4:00AM Apr 17, 2021Observed: 5.57 ft at 4:15AM Apr 17, 2021Observed: 5.57 ft at 4:30AM Apr 17, 2021Observed: 5.57 ft at 4:45AM Apr 17, 2021Observed: 5.56 ft at 5:00AM Apr 17, 2021Observed: 5.57 ft at 5:15AM Apr 17, 2021Observed: 5.57 ft at 5:30AM Apr 17, 2021Observed: 5.56 ft at 5:45AM Apr 17, 2021Observed: 5.56 ft at 6:00AM Apr 17, 2021Observed: 5.57 ft at 6:15AM Apr 17, 2021Observed: 5.57 ft at 6:30AM Apr 17, 2021Observed: 5.58 ft at 6:45AM Apr 17, 2021Observed: 5.57 ft at 7:00AM Apr 17, 2021Observed: 5.57 ft at 7:15AM Apr 17, 2021Observed: 5.56 ft at 7:30AM Apr 17, 2021Observed: 5.57 ft at 7:45AM Apr 17, 2021Observed: 5.58 ft at 8:00AM Apr 17, 2021Observed: 5.57 ft at 8:15AM Apr 17, 2021Observed: 5.56 ft at 8:30AM Apr 17, 2021Observed: 5.56 ft at 8:45AM Apr 17, 2021Observed: 5.57 ft at 9:00AM Apr 17, 2021Observed: 5.57 ft at 9:15AM Apr 17, 2021Observed: 5.58 ft at 9:30AM Apr 17, 2021Observed: 5.58 ft at 9:45AM Apr 17, 2021Observed: 5.57 ft at 10:00AM Apr 17, 2021Observed: 5.57 ft at 10:15AM Apr 17, 2021Observed: 5.57 ft at 10:30AM Apr 17, 2021Observed: 5.57 ft at 10:45AM Apr 17, 2021Observed: 5.57 ft at 11:00AM Apr 17, 2021Observed: 5.56 ft at 11:15AM Apr 17, 2021Observed: 5.57 ft at 11:30AM Apr 17, 2021Observed: 5.56 ft at 11:45AM Apr 17, 2021Observed: 5.57 ft at 12:00PM Apr 17, 2021Observed: 5.56 ft at 12:15PM Apr 17, 2021Observed: 5.58 ft at 12:30PM Apr 17, 2021Observed: 5.56 ft at 12:45PM Apr 17, 2021Observed: 5.56 ft at 1:00PM Apr 17, 2021Observed: 5.58 ft at 1:15PM Apr 17, 2021Observed: 5.57 ft at 1:30PM Apr 17, 2021Observed: 5.57 ft at 1:45PM Apr 17, 2021Observed: 5.57 ft at 2:00PM Apr 17, 2021Observed: 5.57 ft at 2:15PM Apr 17, 2021Observed: 5.57 ft at 2:30PM Apr 17, 2021Observed: 5.56 ft at 2:45PM Apr 17, 2021Observed: 5.58 ft at 3:00PM Apr 17, 2021Observed: 5.56 ft at 3:15PM Apr 17, 2021Observed: 5.57 ft at 3:30PM Apr 17, 2021Observed: 5.57 ft at 3:45PM Apr 17, 2021Observed: 5.57 ft at 4:00PM Apr 17, 2021Observed: 5.57 ft at 4:15PM Apr 17, 2021Observed: 5.56 ft at 4:30PM Apr 17, 2021Observed: 5.57 ft at 4:45PM Apr 17, 2021Observed: 5.56 ft at 5:00PM Apr 17, 2021Observed: 5.57 ft at 5:15PM Apr 17, 2021Observed: 5.55 ft at 5:30PM Apr 17, 2021Observed: 5.56 ft at 5:45PM Apr 17, 2021Observed: 5.56 ft at 6:00PM Apr 17, 2021Observed: 5.56 ft at 6:15PM Apr 17, 2021Observed: 5.56 ft at 6:30PM Apr 17, 2021Observed: 5.55 ft at 6:45PM Apr 17, 2021Observed: 5.56 ft at 7:00PM Apr 17, 2021Observed: 5.56 ft at 7:15PM Apr 17, 2021Observed: 5.56 ft at 7:30PM Apr 17, 2021Observed: 5.55 ft at 7:45PM Apr 17, 2021Observed: 5.56 ft at 8:00PM Apr 17, 2021Observed: 5.55 ft at 8:15PM Apr 17, 2021Observed: 5.56 ft at 8:30PM Apr 17, 2021Observed: 5.56 ft at 8:45PM Apr 17, 2021Observed: 5.57 ft at 9:00PM Apr 17, 2021Observed: 5.56 ft at 9:15PM Apr 17, 2021Observed: 5.56 ft at 9:30PM Apr 17, 2021Observed: 5.57 ft at 9:45PM Apr 17, 2021Observed: 5.55 ft at 10:00PM Apr 17, 2021Observed: 5.57 ft at 10:15PM Apr 17, 2021Observed: 5.56 ft at 10:30PM Apr 17, 2021Observed: 5.57 ft at 10:45PM Apr 17, 2021Observed: 5.56 ft at 11:00PM Apr 17, 2021Observed: 5.56 ft at 11:15PM Apr 17, 2021Observed: 5.57 ft at 11:30PM Apr 17, 2021Observed: 5.55 ft at 11:45PM Apr 17, 2021Observed: 5.55 ft at 12:00AM Apr 18, 2021Observed: 5.56 ft at 12:15AM Apr 18, 2021Observed: 5.56 ft at 12:30AM Apr 18, 2021Observed: 5.55 ft at 12:45AM Apr 18, 2021Observed: 5.56 ft at 1:00AM Apr 18, 2021Observed: 5.56 ft at 1:15AM Apr 18, 2021Observed: 5.56 ft at 1:30AM Apr 18, 2021Observed: 5.56 ft at 1:45AM Apr 18, 2021Observed: 5.55 ft at 2:00AM Apr 18, 2021Observed: 5.55 ft at 2:15AM Apr 18, 2021Observed: 5.56 ft at 2:30AM Apr 18, 2021Observed: 5.56 ft at 2:45AM Apr 18, 2021Observed: 5.55 ft at 3:00AM Apr 18, 2021Observed: 5.56 ft at 3:15AM Apr 18, 2021Observed: 5.55 ft at 3:30AM Apr 18, 2021Observed: 5.56 ft at 3:45AM Apr 18, 2021Observed: 5.55 ft at 4:00AM Apr 18, 2021Observed: 5.57 ft at 4:15AM Apr 18, 2021Observed: 5.56 ft at 4:30AM Apr 18, 2021Observed: 5.56 ft at 4:45AM Apr 18, 2021Observed: 5.56 ft at 5:00AM Apr 18, 2021Observed: 5.55 ft at 5:15AM Apr 18, 2021Observed: 5.56 ft at 5:30AM Apr 18, 2021Observed: 5.56 ft at 5:45AM Apr 18, 2021Observed: 5.56 ft at 6:00AM Apr 18, 2021Observed: 5.55 ft at 6:15AM Apr 18, 2021Observed: 5.56 ft at 6:30AM Apr 18, 2021Observed: 5.56 ft at 6:45AM Apr 18, 2021Observed: 5.56 ft at 7:00AM Apr 18, 2021Observed: 5.55 ft at 7:15AM Apr 18, 2021Observed: 5.56 ft at 7:30AM Apr 18, 2021Observed: 5.56 ft at 7:45AM Apr 18, 2021Observed: 5.56 ft at 8:00AM Apr 18, 2021Observed: 5.56 ft at 8:15AM Apr 18, 2021Observed: 5.56 ft at 8:30AM Apr 18, 2021Observed: 5.56 ft at 8:45AM Apr 18, 2021Observed: 5.55 ft at 9:00AM Apr 18, 2021Observed: 5.55 ft at 9:15AM Apr 18, 2021Observed: 5.56 ft at 9:30AM Apr 18, 2021Observed: 5.56 ft at 9:45AM Apr 18, 2021Observed: 5.56 ft at 10:00AM Apr 18, 2021Observed: 5.56 ft at 10:15AM Apr 18, 2021Observed: 5.55 ft at 10:30AM Apr 18, 2021Observed: 5.55 ft at 10:45AM Apr 18, 2021Observed: 5.56 ft at 11:00AM Apr 18, 2021Observed: 5.55 ft at 11:15AM Apr 18, 2021Observed: 5.57 ft at 11:30AM Apr 18, 2021Observed: 5.56 ft at 11:45AM Apr 18, 2021Observed: 5.56 ft at 12:00PM Apr 18, 2021Observed: 5.56 ft at 12:15PM Apr 18, 2021Observed: 5.55 ft at 12:30PM Apr 18, 2021Observed: 5.55 ft at 12:45PM Apr 18, 2021Observed: 5.58 ft at 1:00PM Apr 18, 2021Observed: 5.55 ft at 1:15PM Apr 18, 2021Observed: 5.55 ft at 1:30PM Apr 18, 2021Observed: 5.55 ft at 1:45PM Apr 18, 2021Observed: 5.56 ft at 2:00PM Apr 18, 2021Observed: 5.57 ft at 2:15PM Apr 18, 2021Observed: 5.56 ft at 2:30PM Apr 18, 2021Observed: 5.56 ft at 2:45PM Apr 18, 2021Observed: 5.55 ft at 3:00PM Apr 18, 2021Observed: 5.56 ft at 3:15PM Apr 18, 2021Observed: 5.57 ft at 3:30PM Apr 18, 2021Observed: 5.56 ft at 3:45PM Apr 18, 2021Observed: 5.55 ft at 4:00PM Apr 18, 2021Observed: 5.55 ft at 4:15PM Apr 18, 2021Observed: 5.55 ft at 4:30PM Apr 18, 2021Observed: 5.55 ft at 4:45PM Apr 18, 2021Observed: 5.56 ft at 5:00PM Apr 18, 2021Observed: 5.56 ft at 5:15PM Apr 18, 2021Observed: 5.56 ft at 5:30PM Apr 18, 2021Observed: 5.56 ft at 5:45PM Apr 18, 2021Observed: 5.55 ft at 6:00PM Apr 18, 2021Observed: 5.57 ft at 6:15PM Apr 18, 2021Observed: 5.56 ft at 6:30PM Apr 18, 2021Observed: 5.55 ft at 6:45PM Apr 18, 2021Observed: 5.56 ft at 7:00PM Apr 18, 2021Observed: 5.56 ft at 7:15PM Apr 18, 2021Observed: 5.56 ft at 7:30PM Apr 18, 2021Observed: 5.56 ft at 7:45PM Apr 18, 2021Observed: 5.56 ft at 8:00PM Apr 18, 2021Observed: 5.55 ft at 8:15PM Apr 18, 2021Observed: 5.56 ft at 8:30PM Apr 18, 2021Observed: 5.56 ft at 8:45PM Apr 18, 2021Observed: 5.55 ft at 9:00PM Apr 18, 2021Observed: 5.56 ft at 9:15PM Apr 18, 2021Observed: 5.55 ft at 9:30PM Apr 18, 2021Observed: 5.56 ft at 9:45PM Apr 18, 2021Observed: 5.56 ft at 10:00PM Apr 18, 2021Observed: 5.55 ft at 10:15PM Apr 18, 2021Observed: 5.55 ft at 10:30PM Apr 18, 2021Observed: 5.56 ft at 10:45PM Apr 18, 2021Observed: 5.55 ft at 11:00PM Apr 18, 2021Observed: 5.55 ft at 11:15PM Apr 18, 2021Observed: 5.55 ft at 11:30PM Apr 18, 2021Observed: 5.55 ft at 11:45PM Apr 18, 2021Observed: 5.55 ft at 12:00AM Apr 19, 2021Observed: 5.56 ft at 12:15AM Apr 19, 2021Observed: 5.56 ft at 12:30AM Apr 19, 2021Observed: 5.56 ft at 12:45AM Apr 19, 2021Observed: 5.56 ft at 1:00AM Apr 19, 2021Observed: 5.55 ft at 1:15AM Apr 19, 2021Observed: 5.54 ft at 1:30AM Apr 19, 2021Observed: 5.56 ft at 1:45AM Apr 19, 2021Observed: 5.55 ft at 2:00AM Apr 19, 2021Observed: 5.57 ft at 2:15AM Apr 19, 2021Observed: 5.56 ft at 2:30AM Apr 19, 2021Observed: 5.56 ft at 2:45AM Apr 19, 2021Observed: 5.56 ft at 3:00AM Apr 19, 2021Observed: 5.55 ft at 3:15AM Apr 19, 2021Observed: 5.55 ft at 3:30AM Apr 19, 2021Observed: 5.56 ft at 3:45AM Apr 19, 2021Observed: 5.55 ft at 4:00AM Apr 19, 2021Observed: 5.55 ft at 4:15AM Apr 19, 2021Observed: 5.55 ft at 4:30AM Apr 19, 2021Observed: 5.56 ft at 4:45AM Apr 19, 2021Observed: 5.57 ft at 5:00AM Apr 19, 2021Observed: 5.56 ft at 5:15AM Apr 19, 2021Observed: 5.56 ft at 5:30AM Apr 19, 2021Observed: 5.56 ft at 5:45AM Apr 19, 2021Observed: 5.56 ft at 6:00AM Apr 19, 2021Observed: 5.55 ft at 6:15AM Apr 19, 2021Observed: 5.55 ft at 6:30AM Apr 19, 2021Observed: 5.55 ft at 6:45AM Apr 19, 2021Observed: 5.56 ft at 7:00AM Apr 19, 2021Observed: 5.55 ft at 7:15AM Apr 19, 2021Observed: 5.55 ft at 7:30AM Apr 19, 2021Observed: 5.55 ft at 7:45AM Apr 19, 2021Observed: 5.55 ft at 8:00AM Apr 19, 2021Observed: 5.55 ft at 8:15AM Apr 19, 2021Observed: 5.55 ft at 8:30AM Apr 19, 2021Observed: 5.56 ft at 8:45AM Apr 19, 2021Observed: 5.56 ft at 9:00AM Apr 19, 2021Observed: 5.55 ft at 9:15AM Apr 19, 2021Observed: 5.55 ft at 9:30AM Apr 19, 2021Observed: 5.54 ft at 9:45AM Apr 19, 2021Observed: 5.56 ft at 10:00AM Apr 19, 2021Observed: 5.55 ft at 10:15AM Apr 19, 2021Observed: 5.57 ft at 10:30AM Apr 19, 2021Observed: 5.56 ft at 10:45AM Apr 19, 2021Observed: 5.56 ft at 11:00AM Apr 19, 2021Observed: 5.55 ft at 11:15AM Apr 19, 2021Observed: 5.56 ft at 11:30AM Apr 19, 2021Observed: 5.55 ft at 11:45AM Apr 19, 2021Observed: 5.54 ft at 12:00PM Apr 19, 2021Observed: 5.57 ft at 12:15PM Apr 19, 2021Observed: 5.56 ft at 12:30PM Apr 19, 2021Observed: 5.55 ft at 12:45PM Apr 19, 2021Observed: 5.56 ft at 1:00PM Apr 19, 2021Observed: 5.56 ft at 1:15PM Apr 19, 2021Observed: 5.56 ft at 1:30PM Apr 19, 2021Observed: 5.55 ft at 1:45PM Apr 19, 2021Observed: 5.56 ft at 2:00PM Apr 19, 2021Observed: 5.55 ft at 2:15PM Apr 19, 2021Observed: 5.55 ft at 2:30PM Apr 19, 2021Observed: 5.56 ft at 2:45PM Apr 19, 2021Observed: 5.57 ft at 3:00PM Apr 19, 2021Observed: 5.56 ft at 3:15PM Apr 19, 2021Observed: 5.55 ft at 3:30PM Apr 19, 2021Observed: 5.55 ft at 3:45PM Apr 19, 2021Observed: 5.55 ft at 4:00PM Apr 19, 2021Observed: 5.55 ft at 4:15PM Apr 19, 2021Observed: 5.54 ft at 4:30PM Apr 19, 2021Observed: 5.56 ft at 4:45PM Apr 19, 2021Observed: 5.55 ft at 5:00PM Apr 19, 2021Observed: 5.55 ft at 5:15PM Apr 19, 2021Observed: 5.55 ft at 5:30PM Apr 19, 2021Observed: 5.54 ft at 5:45PM Apr 19, 2021Observed: 5.56 ft at 6:00PM Apr 19, 2021Observed: 5.55 ft at 6:15PM Apr 19, 2021Observed: 5.56 ft at 6:30PM Apr 19, 2021Observed: 5.55 ft at 6:45PM Apr 19, 2021Observed: 5.55 ft at 7:00PM Apr 19, 2021Observed: 5.55 ft at 7:15PM Apr 19, 2021Observed: 5.55 ft at 7:30PM Apr 19, 2021Observed: 5.55 ft at 7:45PM Apr 19, 2021Observed: 5.56 ft at 8:00PM Apr 19, 2021Observed: 5.55 ft at 8:15PM Apr 19, 2021Observed: 5.55 ft at 8:30PM Apr 19, 2021Observed: 5.55 ft at 8:45PM Apr 19, 2021Observed: 5.54 ft at 9:00PM Apr 19, 2021Observed: 5.55 ft at 9:15PM Apr 19, 2021Observed: 5.55 ft at 9:30PM Apr 19, 2021Observed: 5.55 ft at 9:45PM Apr 19, 2021Observed: 5.55 ft at 10:00PM Apr 19, 2021Observed: 5.54 ft at 10:15PM Apr 19, 2021Observed: 5.53 ft at 10:30PM Apr 19, 2021Observed: 5.54 ft at 10:45PM Apr 19, 2021Observed: 5.54 ft at 11:00PM Apr 19, 2021USACE--Rivergages.comSTBI4(plotting HGIRG) Graph Created (12:03AM Apr 20, 2021)ObservedLatest observed value: 5.54 ft at 11:00 PM CDT 19-Apr-2021. Flood Stage is 11 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Iowa River at Steamboat Rock. Only observed stages are available for this point.
Return to Area Map
Upstream Gauge - near Rowan Upstream Gauge Downstream Gauge Downstream Gauge - at Marshalltown
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 11
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 17.86 ft on 06/08/2008
(2) 16.42 ft on 03/08/1965
(3) 16.26 ft on 07/09/1969
(4) 16.09 ft on 01/02/2016
(5) 15.80 ft on 06/23/1954
(6) 15.10 ft on 09/27/2016
(7) 14.83 ft on 05/20/1991
(8) 14.02 ft on 06/20/1984
(9) 13.94 ft on 05/30/2013
(10) 13.75 ft on 06/26/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.60 ft on 02/07/2017
(2) 7.36 ft on 01/23/2017
(3) 6.77 ft on 12/28/2016
(4) 7.13 ft on 12/19/2016
(5) 7.74 ft on 12/12/2016
(6) 15.10 ft on 09/27/2016
(7) 7.21 ft on 09/01/2016
(8) 7.05 ft on 08/22/2016
(9) 7.62 ft on 07/22/2016
(10) 8.41 ft on 06/05/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 4.42 ft on 08/24/1995
(2) 4.56 ft on 03/01/1993
(3) 4.85 ft on 09/02/1992
(4) 4.97 ft on 01/02/2012
(5) 5.03 ft on 04/15/1992
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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.
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Latitude: 42.407228° N, Longitude: 93.072031° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 Not Available Not Available  

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
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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