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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.



Hydrograph River at a Glance Download
Iowa River near Tama Hwy E49 Stage (ft)Flow (cfs)Observed: 0.54 ft at 12:15AM Sep 17, 2023Observed: 0.53 ft at 12:30AM Sep 17, 2023Observed: 0.54 ft at 12:45AM Sep 17, 2023Observed: 0.54 ft at 1:00AM Sep 17, 2023Observed: 0.53 ft at 1:15AM Sep 17, 2023Observed: 0.53 ft at 1:30AM Sep 17, 2023Observed: 0.53 ft at 1:45AM Sep 17, 2023Observed: 0.53 ft at 2:00AM Sep 17, 2023Observed: 0.54 ft at 2:15AM Sep 17, 2023Observed: 0.53 ft at 2:30AM Sep 17, 2023Observed: 0.52 ft at 2:45AM Sep 17, 2023Observed: 0.53 ft at 3:00AM Sep 17, 2023Observed: 0.52 ft at 3:15AM Sep 17, 2023Observed: 0.54 ft at 3:30AM Sep 17, 2023Observed: 0.53 ft at 3:45AM Sep 17, 2023Observed: 0.53 ft at 4:00AM Sep 17, 2023Observed: 0.54 ft at 4:15AM Sep 17, 2023Observed: 0.53 ft at 4:30AM Sep 17, 2023Observed: 0.53 ft at 4:45AM Sep 17, 2023Observed: 0.53 ft at 5:00AM Sep 17, 2023Observed: 0.52 ft at 5:15AM Sep 17, 2023Observed: 0.53 ft at 5:30AM Sep 17, 2023Observed: 0.53 ft at 5:45AM Sep 17, 2023Observed: 0.53 ft at 6:00AM Sep 17, 2023Observed: 0.53 ft at 6:15AM Sep 17, 2023Observed: 0.53 ft at 6:30AM Sep 17, 2023Observed: 0.54 ft at 6:45AM Sep 17, 2023Observed: 0.54 ft at 7:00AM Sep 17, 2023Observed: 0.54 ft at 7:15AM Sep 17, 2023Observed: 0.54 ft at 7:30AM Sep 17, 2023Observed: 0.54 ft at 7:45AM Sep 17, 2023Observed: 0.54 ft at 8:00AM Sep 17, 2023Observed: 0.55 ft at 8:15AM Sep 17, 2023Observed: 0.55 ft at 8:30AM Sep 17, 2023Observed: 0.55 ft at 8:45AM Sep 17, 2023Observed: 0.55 ft at 9:00AM Sep 17, 2023Observed: 0.54 ft at 9:15AM Sep 17, 2023Observed: 0.55 ft at 9:30AM Sep 17, 2023Observed: 0.55 ft at 9:45AM Sep 17, 2023Observed: 0.55 ft at 10:00AM Sep 17, 2023Observed: 0.56 ft at 10:15AM Sep 17, 2023Observed: 0.55 ft at 10:30AM Sep 17, 2023Observed: 0.55 ft at 10:45AM Sep 17, 2023Observed: 0.55 ft at 11:00AM Sep 17, 2023Observed: 0.54 ft at 11:15AM Sep 17, 2023Observed: 0.55 ft at 11:30AM Sep 17, 2023Observed: 0.54 ft at 11:45AM Sep 17, 2023Observed: 0.55 ft at 12:00PM Sep 17, 2023Observed: 0.55 ft at 12:15PM Sep 17, 2023Observed: 0.54 ft at 12:30PM Sep 17, 2023Observed: 0.55 ft at 12:45PM Sep 17, 2023Observed: 0.55 ft at 1:00PM Sep 17, 2023Observed: 0.55 ft at 1:15PM Sep 17, 2023Observed: 0.55 ft at 1:30PM Sep 17, 2023Observed: 0.55 ft at 1:45PM Sep 17, 2023Observed: 0.54 ft at 2:00PM Sep 17, 2023Observed: 0.56 ft at 2:15PM Sep 17, 2023Observed: 0.55 ft at 2:30PM Sep 17, 2023Observed: 0.55 ft at 2:45PM Sep 17, 2023Observed: 0.54 ft at 3:00PM Sep 17, 2023Observed: 0.56 ft at 3:15PM Sep 17, 2023Observed: 0.55 ft at 3:30PM Sep 17, 2023Observed: 0.55 ft at 3:45PM Sep 17, 2023Observed: 0.56 ft at 4:00PM Sep 17, 2023Observed: 0.55 ft at 4:15PM Sep 17, 2023Observed: 0.57 ft at 4:30PM Sep 17, 2023Observed: 0.56 ft at 4:45PM Sep 17, 2023Observed: 0.56 ft at 5:00PM Sep 17, 2023Observed: 0.56 ft at 5:15PM Sep 17, 2023Observed: 0.56 ft at 5:30PM Sep 17, 2023Observed: 0.56 ft at 5:45PM Sep 17, 2023Observed: 0.56 ft at 6:00PM Sep 17, 2023Observed: 0.55 ft at 6:15PM Sep 17, 2023Observed: 0.55 ft at 6:30PM Sep 17, 2023Observed: 0.55 ft at 6:45PM Sep 17, 2023Observed: 0.56 ft at 7:00PM Sep 17, 2023Observed: 0.55 ft at 7:15PM Sep 17, 2023Observed: 0.56 ft at 7:30PM Sep 17, 2023Observed: 0.55 ft at 7:45PM Sep 17, 2023Observed: 0.56 ft at 8:00PM Sep 17, 2023Observed: 0.55 ft at 8:15PM Sep 17, 2023Observed: 0.55 ft at 8:30PM Sep 17, 2023Observed: 0.54 ft at 8:45PM Sep 17, 2023Observed: 0.55 ft at 9:00PM Sep 17, 2023Observed: 0.55 ft at 9:15PM Sep 17, 2023Observed: 0.55 ft at 9:30PM Sep 17, 2023Observed: 0.56 ft at 9:45PM Sep 17, 2023Observed: 0.55 ft at 10:00PM Sep 17, 2023Observed: 0.56 ft at 10:15PM Sep 17, 2023Observed: 0.55 ft at 10:30PM Sep 17, 2023Observed: 0.55 ft at 10:45PM Sep 17, 2023Observed: 0.55 ft at 11:00PM Sep 17, 2023Observed: 0.55 ft at 11:15PM Sep 17, 2023Observed: 0.55 ft at 11:30PM Sep 17, 2023Observed: 0.55 ft at 11:45PM Sep 17, 2023Observed: 0.55 ft at 12:00AM Sep 18, 2023Observed: 0.54 ft at 12:15AM Sep 18, 2023Observed: 0.55 ft at 12:30AM Sep 18, 2023Observed: 0.54 ft at 12:45AM Sep 18, 2023Observed: 0.54 ft at 1:00AM Sep 18, 2023Observed: 0.54 ft at 1:15AM Sep 18, 2023Observed: 0.53 ft at 1:30AM Sep 18, 2023Observed: 0.53 ft at 1:45AM Sep 18, 2023Observed: 0.54 ft at 2:00AM Sep 18, 2023Observed: 0.54 ft at 2:15AM Sep 18, 2023Observed: 0.53 ft at 2:30AM Sep 18, 2023Observed: 0.53 ft at 2:45AM Sep 18, 2023Observed: 0.52 ft at 3:00AM Sep 18, 2023Observed: 0.54 ft at 3:15AM Sep 18, 2023Observed: 0.54 ft at 3:30AM Sep 18, 2023Observed: 0.53 ft at 3:45AM Sep 18, 2023Observed: 0.52 ft at 4:00AM Sep 18, 2023Observed: 0.53 ft at 4:15AM Sep 18, 2023Observed: 0.53 ft at 4:30AM Sep 18, 2023Observed: 0.53 ft at 4:45AM Sep 18, 2023Observed: 0.53 ft at 5:00AM Sep 18, 2023Observed: 0.53 ft at 5:15AM Sep 18, 2023Observed: 0.53 ft at 5:30AM Sep 18, 2023Observed: 0.53 ft at 5:45AM Sep 18, 2023Observed: 0.53 ft at 6:00AM Sep 18, 2023Observed: 0.53 ft at 6:15AM Sep 18, 2023Observed: 0.52 ft at 6:30AM Sep 18, 2023Observed: 0.53 ft at 6:45AM Sep 18, 2023Observed: 0.52 ft at 7:00AM Sep 18, 2023Observed: 0.53 ft at 7:15AM Sep 18, 2023Observed: 0.53 ft at 7:30AM Sep 18, 2023Observed: 0.53 ft at 7:45AM Sep 18, 2023Observed: 0.52 ft at 8:00AM Sep 18, 2023Observed: 0.53 ft at 8:15AM Sep 18, 2023Observed: 0.53 ft at 8:30AM Sep 18, 2023Observed: 0.54 ft at 8:45AM Sep 18, 2023Observed: 0.54 ft at 9:00AM Sep 18, 2023Observed: 0.54 ft at 9:15AM Sep 18, 2023Observed: 0.54 ft at 9:30AM Sep 18, 2023Observed: 0.54 ft at 9:45AM Sep 18, 2023Observed: 0.53 ft at 10:00AM Sep 18, 2023Observed: 0.54 ft at 10:15AM Sep 18, 2023Observed: 0.54 ft at 10:30AM Sep 18, 2023Observed: 0.53 ft at 10:45AM Sep 18, 2023Observed: 0.54 ft at 11:00AM Sep 18, 2023Observed: 0.54 ft at 11:15AM Sep 18, 2023Observed: 0.54 ft at 11:30AM Sep 18, 2023Observed: 0.54 ft at 11:45AM Sep 18, 2023Observed: 0.54 ft at 12:00PM Sep 18, 2023Observed: 0.55 ft at 2:45PM Sep 18, 2023Observed: 0.55 ft at 3:00PM Sep 18, 2023Observed: 0.55 ft at 3:15PM Sep 18, 2023Observed: 0.54 ft at 3:30PM Sep 18, 2023Observed: 0.55 ft at 3:45PM Sep 18, 2023Observed: 0.54 ft at 4:00PM Sep 18, 2023Observed: 0.54 ft at 4:15PM Sep 18, 2023Observed: 0.54 ft at 4:30PM Sep 18, 2023Observed: 0.54 ft at 4:45PM Sep 18, 2023Observed: 0.55 ft at 5:00PM Sep 18, 2023Observed: 0.55 ft at 5:15PM Sep 18, 2023Observed: 0.55 ft at 5:30PM Sep 18, 2023Observed: 0.55 ft at 5:45PM Sep 18, 2023Observed: 0.55 ft at 6:00PM Sep 18, 2023Observed: 0.55 ft at 6:15PM Sep 18, 2023Observed: 0.54 ft at 6:30PM Sep 18, 2023Observed: 0.55 ft at 6:45PM Sep 18, 2023Observed: 0.55 ft at 7:00PM Sep 18, 2023Observed: 0.54 ft at 7:15PM Sep 18, 2023Observed: 0.54 ft at 7:30PM Sep 18, 2023Observed: 0.55 ft at 7:45PM Sep 18, 2023Observed: 0.54 ft at 8:00PM Sep 18, 2023Observed: 0.54 ft at 8:15PM Sep 18, 2023Observed: 0.54 ft at 8:30PM Sep 18, 2023Observed: 0.54 ft at 8:45PM Sep 18, 2023Observed: 0.54 ft at 9:00PM Sep 18, 2023Observed: 0.55 ft at 9:15PM Sep 18, 2023Observed: 0.54 ft at 9:30PM Sep 18, 2023Observed: 0.54 ft at 9:45PM Sep 18, 2023Observed: 0.54 ft at 10:00PM Sep 18, 2023Observed: 0.54 ft at 10:15PM Sep 18, 2023Observed: 0.54 ft at 10:30PM Sep 18, 2023Observed: 0.54 ft at 10:45PM Sep 18, 2023Observed: 0.54 ft at 11:00PM Sep 18, 2023Observed: 0.54 ft at 11:15PM Sep 18, 2023Observed: 0.54 ft at 11:30PM Sep 18, 2023Observed: 0.54 ft at 11:45PM Sep 18, 2023Observed: 0.53 ft at 12:00AM Sep 19, 2023Observed: 0.54 ft at 12:15AM Sep 19, 2023Observed: 0.54 ft at 12:30AM Sep 19, 2023Observed: 0.54 ft at 12:45AM Sep 19, 2023Observed: 0.54 ft at 1:00AM Sep 19, 2023Observed: 0.53 ft at 1:15AM Sep 19, 2023Observed: 0.54 ft at 1:30AM Sep 19, 2023Observed: 0.54 ft at 1:45AM Sep 19, 2023Observed: 0.54 ft at 2:00AM Sep 19, 2023Observed: 0.54 ft at 2:15AM Sep 19, 2023Observed: 0.53 ft at 2:30AM Sep 19, 2023Observed: 0.54 ft at 2:45AM Sep 19, 2023Observed: 0.54 ft at 3:00AM Sep 19, 2023Observed: 0.54 ft at 3:15AM Sep 19, 2023Observed: 0.55 ft at 3:30AM Sep 19, 2023Observed: 0.56 ft at 3:45AM Sep 19, 2023Observed: 0.56 ft at 4:00AM Sep 19, 2023Observed: 0.55 ft at 4:15AM Sep 19, 2023Observed: 0.55 ft at 4:30AM Sep 19, 2023Observed: 0.55 ft at 4:45AM Sep 19, 2023Observed: 0.56 ft at 5:00AM Sep 19, 2023Observed: 0.55 ft at 5:15AM Sep 19, 2023Observed: 0.55 ft at 5:30AM Sep 19, 2023Observed: 0.55 ft at 5:45AM Sep 19, 2023Observed: 0.55 ft at 6:00AM Sep 19, 2023Observed: 0.56 ft at 6:15AM Sep 19, 2023Observed: 0.55 ft at 6:30AM Sep 19, 2023Observed: 0.55 ft at 6:45AM Sep 19, 2023Observed: 0.55 ft at 7:00AM Sep 19, 2023Observed: 0.56 ft at 7:15AM Sep 19, 2023Observed: 0.56 ft at 7:30AM Sep 19, 2023Observed: 0.56 ft at 7:45AM Sep 19, 2023Observed: 0.56 ft at 8:00AM Sep 19, 2023Observed: 0.56 ft at 8:15AM Sep 19, 2023Observed: 0.57 ft at 8:30AM Sep 19, 2023Observed: 0.57 ft at 8:45AM Sep 19, 2023Observed: 0.57 ft at 9:00AM Sep 19, 2023Observed: 0.59 ft at 9:15AM Sep 19, 2023Observed: 0.58 ft at 9:30AM Sep 19, 2023Observed: 0.58 ft at 9:45AM Sep 19, 2023Observed: 0.59 ft at 10:00AM Sep 19, 2023Observed: 0.59 ft at 10:15AM Sep 19, 2023Observed: 0.58 ft at 10:30AM Sep 19, 2023Observed: 0.59 ft at 10:45AM Sep 19, 2023Observed: 0.58 ft at 11:00AM Sep 19, 2023Observed: 0.58 ft at 11:15AM Sep 19, 2023Observed: 0.58 ft at 11:30AM Sep 19, 2023Observed: 0.58 ft at 11:45AM Sep 19, 2023Observed: 0.58 ft at 12:00PM Sep 19, 2023Observed: 0.58 ft at 12:15PM Sep 19, 2023Observed: 0.57 ft at 12:30PM Sep 19, 2023Observed: 0.57 ft at 12:45PM Sep 19, 2023Observed: 0.57 ft at 1:00PM Sep 19, 2023Observed: 0.58 ft at 1:15PM Sep 19, 2023Observed: 0.57 ft at 1:30PM Sep 19, 2023Observed: 0.58 ft at 1:45PM Sep 19, 2023Observed: 0.58 ft at 2:00PM Sep 19, 2023Observed: 0.59 ft at 2:15PM Sep 19, 2023Observed: 0.59 ft at 2:30PM Sep 19, 2023Observed: 0.59 ft at 2:45PM Sep 19, 2023Observed: 0.59 ft at 3:00PM Sep 19, 2023Observed: 0.6 ft at 3:15PM Sep 19, 2023Observed: 0.6 ft at 3:30PM Sep 19, 2023Observed: 0.6 ft at 3:45PM Sep 19, 2023Observed: 0.6 ft at 4:00PM Sep 19, 2023Observed: 0.62 ft at 4:15PM Sep 19, 2023Observed: 0.61 ft at 4:30PM Sep 19, 2023Observed: 0.62 ft at 4:45PM Sep 19, 2023Observed: 0.61 ft at 5:00PM Sep 19, 2023Observed: 0.61 ft at 5:15PM Sep 19, 2023Observed: 0.61 ft at 5:30PM Sep 19, 2023Observed: 0.61 ft at 5:45PM Sep 19, 2023Observed: 0.61 ft at 6:00PM Sep 19, 2023Observed: 0.6 ft at 6:15PM Sep 19, 2023Observed: 0.6 ft at 6:30PM Sep 19, 2023Observed: 0.61 ft at 6:45PM Sep 19, 2023Observed: 0.6 ft at 7:00PM Sep 19, 2023Observed: 0.6 ft at 7:15PM Sep 19, 2023Observed: 0.6 ft at 7:30PM Sep 19, 2023Observed: 0.61 ft at 7:45PM Sep 19, 2023Observed: 0.61 ft at 8:00PM Sep 19, 2023Observed: 0.6 ft at 8:15PM Sep 19, 2023Observed: 0.6 ft at 8:30PM Sep 19, 2023Observed: 0.6 ft at 8:45PM Sep 19, 2023Observed: 0.6 ft at 9:00PM Sep 19, 2023Observed: 0.6 ft at 9:15PM Sep 19, 2023Observed: 0.6 ft at 9:30PM Sep 19, 2023Observed: 0.59 ft at 9:45PM Sep 19, 2023Observed: 0.59 ft at 10:00PM Sep 19, 2023Observed: 0.61 ft at 10:15PM Sep 19, 2023Observed: 0.6 ft at 10:30PM Sep 19, 2023Observed: 0.61 ft at 10:45PM Sep 19, 2023Observed: 0.6 ft at 11:00PM Sep 19, 2023Observed: 0.59 ft at 11:15PM Sep 19, 2023Observed: 0.6 ft at 11:30PM Sep 19, 2023Observed: 0.6 ft at 11:45PM Sep 19, 2023Observed: 0.6 ft at 12:00AM Sep 20, 2023Observed: 0.6 ft at 12:15AM Sep 20, 2023Observed: 0.6 ft at 12:30AM Sep 20, 2023Observed: 0.6 ft at 12:45AM Sep 20, 2023Observed: 0.61 ft at 1:00AM Sep 20, 2023Observed: 0.61 ft at 1:15AM Sep 20, 2023Observed: 0.6 ft at 1:30AM Sep 20, 2023Observed: 0.61 ft at 1:45AM Sep 20, 2023Observed: 0.62 ft at 2:00AM Sep 20, 2023Observed: 0.62 ft at 2:15AM Sep 20, 2023Observed: 0.62 ft at 2:30AM Sep 20, 2023Observed: 0.62 ft at 2:45AM Sep 20, 2023Observed: 0.62 ft at 3:00AM Sep 20, 2023Observed: 0.61 ft at 3:15AM Sep 20, 2023Observed: 0.64 ft at 3:30AM Sep 20, 2023Observed: 0.62 ft at 3:45AM Sep 20, 2023Observed: 0.64 ft at 4:00AM Sep 20, 2023Observed: 0.65 ft at 4:15AM Sep 20, 2023Observed: 0.64 ft at 4:30AM Sep 20, 2023Observed: 0.65 ft at 4:45AM Sep 20, 2023Observed: 0.64 ft at 5:00AM Sep 20, 2023Observed: 0.66 ft at 5:15AM Sep 20, 2023Observed: 0.66 ft at 5:30AM Sep 20, 2023Observed: 0.66 ft at 5:45AM Sep 20, 2023Observed: 0.66 ft at 6:00AM Sep 20, 2023Observed: 0.68 ft at 6:15AM Sep 20, 2023Observed: 0.67 ft at 6:30AM Sep 20, 2023Observed: 0.67 ft at 6:45AM Sep 20, 2023Observed: 0.68 ft at 7:00AM Sep 20, 2023Observed: 0.68 ft at 7:15AM Sep 20, 2023Observed: 0.69 ft at 7:30AM Sep 20, 2023Observed: 0.68 ft at 7:45AM Sep 20, 2023Observed: 0.69 ft at 8:00AM Sep 20, 2023Observed: 0.69 ft at 8:15AM Sep 20, 2023Observed: 0.69 ft at 8:30AM Sep 20, 2023Observed: 0.69 ft at 8:45AM Sep 20, 2023Observed: 0.7 ft at 9:00AM Sep 20, 2023Observed: 0.7 ft at 9:15AM Sep 20, 2023Observed: 0.7 ft at 9:30AM Sep 20, 2023Highest Observation: 0.71 ft at 9:45AM Sep 20, 2023Observed: 0.7 ft at 10:00AM Sep 20, 2023Observed: 0.7 ft at 10:15AM Sep 20, 2023Highest Observation: 0.71 ft at 10:30AM Sep 20, 2023Observed: 0.7 ft at 10:45AM Sep 20, 2023Observed: 0.7 ft at 11:00AM Sep 20, 2023Highest Observation: 0.71 ft at 11:15AM Sep 20, 2023Highest Observation: 0.71 ft at 11:30AM Sep 20, 2023Observed: 0.7 ft at 11:45AM Sep 20, 2023Highest Observation: 0.71 ft at 12:00PM Sep 20, 2023Observed: 0.7 ft at 12:15PM Sep 20, 2023Observed: 0.7 ft at 12:30PM Sep 20, 2023Highest Observation: 0.71 ft at 12:45PM Sep 20, 2023Highest Observation: 0.71 ft at 1:00PM Sep 20, 2023Observed: 0.7 ft at 1:15PM Sep 20, 2023Observed: 0.7 ft at 1:30PM Sep 20, 2023Observed: 0.7 ft at 1:45PM Sep 20, 2023Observed: 0.7 ft at 2:00PM Sep 20, 2023Observed: 0.7 ft at 2:15PM Sep 20, 2023Observed: 0.7 ft at 2:30PM Sep 20, 2023Highest Observation: 0.71 ft at 2:45PM Sep 20, 2023Observed: 0.7 ft at 3:00PM Sep 20, 2023Observed: 0.7 ft at 3:15PM Sep 20, 2023Observed: 0.69 ft at 3:30PM Sep 20, 2023Observed: 0.7 ft at 3:45PM Sep 20, 2023Observed: 0.7 ft at 4:00PM Sep 20, 2023Observed: 0.69 ft at 4:15PM Sep 20, 2023Observed: 0.69 ft at 4:30PM Sep 20, 2023Observed: 0.68 ft at 4:45PM Sep 20, 2023Observed: 0.69 ft at 5:00PM Sep 20, 2023Observed: 0.69 ft at 5:15PM Sep 20, 2023Observed: 0.69 ft at 5:30PM Sep 20, 2023Observed: 0.68 ft at 5:45PM Sep 20, 2023Observed: 0.68 ft at 6:00PM Sep 20, 2023Observed: 0.68 ft at 6:15PM Sep 20, 2023Observed: 0.68 ft at 6:30PM Sep 20, 2023Observed: 0.67 ft at 6:45PM Sep 20, 2023Observed: 0.67 ft at 7:00PM Sep 20, 2023Observed: 0.68 ft at 7:15PM Sep 20, 2023Observed: 0.67 ft at 7:30PM Sep 20, 2023Observed: 0.67 ft at 7:45PM Sep 20, 2023Observed: 0.67 ft at 8:00PM Sep 20, 2023Observed: 0.66 ft at 8:15PM Sep 20, 2023Observed: 0.66 ft at 8:30PM Sep 20, 2023Observed: 0.67 ft at 8:45PM Sep 20, 2023Observed: 0.67 ft at 9:00PM Sep 20, 2023Observed: 0.66 ft at 9:15PM Sep 20, 2023Observed: 0.66 ft at 9:30PM Sep 20, 2023Observed: 0.66 ft at 9:45PM Sep 20, 2023Observed: 0.66 ft at 10:00PM Sep 20, 2023Observed: 0.66 ft at 10:15PM Sep 20, 2023Observed: 0.66 ft at 10:30PM Sep 20, 2023Observed: 0.65 ft at 10:45PM Sep 20, 2023Observed: 0.65 ft at 11:00PM Sep 20, 2023Observed: 0.65 ft at 11:15PM Sep 20, 2023Observed: 0.65 ft at 11:30PM Sep 20, 2023Observed: 0.64 ft at 11:45PM Sep 20, 2023Observed: 0.65 ft at 12:00AM Sep 21, 2023Observed: 0.64 ft at 12:15AM Sep 21, 2023Observed: 0.64 ft at 12:30AM Sep 21, 2023Observed: 0.64 ft at 12:45AM Sep 21, 2023Observed: 0.64 ft at 1:00AM Sep 21, 2023Observed: 0.64 ft at 1:15AM Sep 21, 2023Observed: 0.64 ft at 1:30AM Sep 21, 2023Observed: 0.64 ft at 1:45AM Sep 21, 2023Observed: 0.63 ft at 2:00AM Sep 21, 2023Observed: 0.63 ft at 2:15AM Sep 21, 2023Observed: 0.63 ft at 2:30AM Sep 21, 2023Observed: 0.63 ft at 2:45AM Sep 21, 2023Observed: 0.62 ft at 3:00AM Sep 21, 2023Observed: 0.63 ft at 3:15AM Sep 21, 2023Observed: 0.62 ft at 3:30AM Sep 21, 2023Observed: 0.62 ft at 3:45AM Sep 21, 2023Observed: 0.62 ft at 4:00AM Sep 21, 2023Observed: 0.62 ft at 4:15AM Sep 21, 2023Observed: 0.61 ft at 4:30AM Sep 21, 2023Observed: 0.61 ft at 4:45AM Sep 21, 2023Observed: 0.61 ft at 5:00AM Sep 21, 2023Observed: 0.6 ft at 5:15AM Sep 21, 2023Observed: 0.61 ft at 5:30AM Sep 21, 2023Observed: 0.61 ft at 5:45AM Sep 21, 2023Observed: 0.61 ft at 6:00AM Sep 21, 2023Observed: 0.6 ft at 6:15AM Sep 21, 2023Observed: 0.6 ft at 6:30AM Sep 21, 2023Observed: 0.6 ft at 6:45AM Sep 21, 2023Observed: 0.6 ft at 7:00AM Sep 21, 2023Observed: 0.6 ft at 7:15AM Sep 21, 2023Observed: 0.6 ft at 7:30AM Sep 21, 2023Observed: 0.6 ft at 7:45AM Sep 21, 2023Observed: 0.59 ft at 8:00AM Sep 21, 2023Observed: 0.59 ft at 8:15AM Sep 21, 2023Observed: 0.59 ft at 8:30AM Sep 21, 2023Observed: 0.6 ft at 8:45AM Sep 21, 2023Observed: 0.59 ft at 9:00AM Sep 21, 2023Observed: 0.59 ft at 9:15AM Sep 21, 2023Observed: 0.6 ft at 9:30AM Sep 21, 2023Observed: 0.59 ft at 9:45AM Sep 21, 2023Observed: 0.59 ft at 10:00AM Sep 21, 2023Observed: 0.59 ft at 10:15AM Sep 21, 2023Observed: 0.6 ft at 10:30AM Sep 21, 2023Observed: 0.59 ft at 10:45AM Sep 21, 2023Observed: 0.59 ft at 11:00AM Sep 21, 2023Observed: 0.59 ft at 11:15AM Sep 21, 2023Observed: 0.58 ft at 11:30AM Sep 21, 2023Observed: 0.59 ft at 11:45AM Sep 21, 2023Observed: 0.6 ft at 12:00PM Sep 21, 2023Observed: 0.59 ft at 12:15PM Sep 21, 2023Observed: 0.59 ft at 12:30PM Sep 21, 2023Observed: 0.59 ft at 12:45PM Sep 21, 2023Observed: 0.58 ft at 1:00PM Sep 21, 2023Observed: 0.59 ft at 1:15PM Sep 21, 2023Observed: 0.59 ft at 1:30PM Sep 21, 2023Observed: 0.59 ft at 1:45PM Sep 21, 2023Observed: 0.59 ft at 2:00PM Sep 21, 2023Observed: 0.59 ft at 2:15PM Sep 21, 2023Observed: 0.59 ft at 2:30PM Sep 21, 2023Observed: 0.58 ft at 2:45PM Sep 21, 2023Observed: 0.59 ft at 3:00PM Sep 21, 2023Observed: 0.59 ft at 3:15PM Sep 21, 2023Observed: 0.59 ft at 3:30PM Sep 21, 2023Observed: 0.59 ft at 3:45PM Sep 21, 2023Observed: 0.59 ft at 4:00PM Sep 21, 2023Observed: 0.59 ft at 4:15PM Sep 21, 2023Observed: 0.59 ft at 4:30PM Sep 21, 2023Observed: 0.59 ft at 4:45PM Sep 21, 2023Observed: 0.59 ft at 5:00PM Sep 21, 2023Observed: 0.59 ft at 5:15PM Sep 21, 2023Observed: 0.58 ft at 5:30PM Sep 21, 2023Observed: 0.59 ft at 5:45PM Sep 21, 2023Observed: 0.59 ft at 6:00PM Sep 21, 2023Observed: 0.58 ft at 6:15PM Sep 21, 2023Observed: 0.59 ft at 6:30PM Sep 21, 2023Observed: 0.59 ft at 6:45PM Sep 21, 2023Observed: 0.59 ft at 7:00PM Sep 21, 2023Observed: 0.58 ft at 7:15PM Sep 21, 2023Observed: 0.59 ft at 7:30PM Sep 21, 2023Observed: 0.58 ft at 7:45PM Sep 21, 2023Observed: 0.59 ft at 8:00PM Sep 21, 2023Observed: 0.58 ft at 8:15PM Sep 21, 2023Observed: 0.59 ft at 8:30PM Sep 21, 2023Observed: 0.59 ft at 8:45PM Sep 21, 2023Observed: 0.58 ft at 9:00PM Sep 21, 2023Observed: 0.58 ft at 9:15PM Sep 21, 2023Observed: 0.58 ft at 9:30PM Sep 21, 2023Observed: 0.58 ft at 9:45PM Sep 21, 2023Observed: 0.58 ft at 10:00PM Sep 21, 2023Observed: 0.57 ft at 10:15PM Sep 21, 2023Observed: 0.58 ft at 10:30PM Sep 21, 2023Observed: 0.58 ft at 10:45PM Sep 21, 2023Observed: 0.57 ft at 11:00PM Sep 21, 2023USGS--Water Resources of the United StatesTMAI4(plotting HGIRV) Graph Created (12:03AM Sep 22, 2023)ObservedLatest observed value: 0.57 ft at 11:00 PM CDT 21-Sep-2023. Flood Stage is 12.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
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) 6.56 ft on 05/04/2012
(10) 5.82 ft on 03/08/2021

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.82 ft on 03/08/2021
(2) 12.53 ft on 06/25/2020
(3) 13.95 ft on 03/16/2019
(4) 13.04 ft on 09/05/2018
(5) 13.11 ft on 10/01/2016
(6) 14.08 ft on 12/16/2015
(7) 13.39 ft on 09/01/2015
(8) 15.08 ft on 07/03/2014
(9) 15.20 ft on 05/28/2013
(10) 6.56 ft on 05/04/2012

(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 covers Highway E49 at Battleground Road.
14.9 Water covers Highway E49 where it crosses the Iowa River.
14.3 Water covers US 63 south of Tama...near 340th Street.
14.2 Water covers Highway E66 at Highway V18 south of Chelsea.
14.1 Water is on the edge of the road at Highway E49 where it crosses the Iowa River.
14 Water covers Highway E49 between D and E Avenues.
13.7 Water covers portions of Battleground Road and Meskwaki Road.
13.6 Water may cover US 30 east of Le Grand.
13.4 Water covers portions of 340th Street at H Avenue.
13.3 Water affects 360th Street near the intersection with S Avenue...or 1 1/4 miles west of Chelsea. The City of Chelsea is inaccessible from the south. Highway E49 is down to one lane near the Iowa River in the Chelsea area.
13 Water may begin affecting the outside lanes of portions of US 30. Water covers several county roads.
12.8 Water affects portions of C and D Avenues from US 30 to the south.
12.5 Backwater from the Iowa River covers portions of Business 30 and South Prospect Drive 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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