Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
     Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 

Web Portal Changes:

  • AHPS - water.weather.gov- Scheduled operations ends on Tuesday, May 28th, 2024
  • Please see water.noaa.gov/.  Bookmark it NOW!  The pages will automatically redirect to water.noaa.gov until May 28, 2025.
  • To go to a specific gauge location  - use water.noaa.gov/gauges/NWSLI - where NWSLI is the five character ID of your favorite location.
  • Other Important URL changes - Service Change Notice 24-29 

Please visit https://www.weather.gov/owp/operations for more information.



Hydrograph River at a Glance Download
Iowa River near Tama Hwy E49 Stage (ft)Flow (cfs)Observed: 6.6 ft at 1:00AM May 18, 2024Observed: 6.58 ft at 1:15AM May 18, 2024Observed: 6.59 ft at 1:30AM May 18, 2024Observed: 6.58 ft at 1:45AM May 18, 2024Observed: 6.56 ft at 2:00AM May 18, 2024Observed: 6.56 ft at 2:15AM May 18, 2024Observed: 6.55 ft at 2:30AM May 18, 2024Observed: 6.54 ft at 2:45AM May 18, 2024Observed: 6.53 ft at 3:00AM May 18, 2024Observed: 6.53 ft at 3:15AM May 18, 2024Observed: 6.51 ft at 3:30AM May 18, 2024Observed: 6.52 ft at 3:45AM May 18, 2024Observed: 6.5 ft at 4:00AM May 18, 2024Observed: 6.49 ft at 4:15AM May 18, 2024Observed: 6.49 ft at 4:30AM May 18, 2024Observed: 6.49 ft at 4:45AM May 18, 2024Observed: 6.47 ft at 5:00AM May 18, 2024Observed: 6.46 ft at 5:15AM May 18, 2024Observed: 6.46 ft at 5:30AM May 18, 2024Observed: 6.45 ft at 5:45AM May 18, 2024Observed: 6.46 ft at 6:00AM May 18, 2024Observed: 6.45 ft at 6:15AM May 18, 2024Observed: 6.45 ft at 6:30AM May 18, 2024Observed: 6.44 ft at 6:45AM May 18, 2024Observed: 6.43 ft at 7:00AM May 18, 2024Observed: 6.42 ft at 7:15AM May 18, 2024Observed: 6.43 ft at 7:30AM May 18, 2024Observed: 6.43 ft at 7:45AM May 18, 2024Observed: 6.41 ft at 8:00AM May 18, 2024Observed: 6.4 ft at 8:15AM May 18, 2024Observed: 6.41 ft at 8:30AM May 18, 2024Observed: 6.4 ft at 8:45AM May 18, 2024Observed: 6.41 ft at 9:00AM May 18, 2024Observed: 6.38 ft at 9:15AM May 18, 2024Observed: 6.37 ft at 9:30AM May 18, 2024Observed: 6.38 ft at 9:45AM May 18, 2024Observed: 6.36 ft at 10:00AM May 18, 2024Observed: 6.37 ft at 10:15AM May 18, 2024Observed: 6.36 ft at 10:30AM May 18, 2024Observed: 6.36 ft at 10:45AM May 18, 2024Observed: 6.35 ft at 11:00AM May 18, 2024Observed: 6.33 ft at 11:15AM May 18, 2024Observed: 6.32 ft at 11:30AM May 18, 2024Observed: 6.31 ft at 11:45AM May 18, 2024Observed: 6.32 ft at 12:00PM May 18, 2024Observed: 6.3 ft at 12:15PM May 18, 2024Observed: 6.31 ft at 12:30PM May 18, 2024Observed: 6.3 ft at 12:45PM May 18, 2024Observed: 6.3 ft at 1:00PM May 18, 2024Observed: 6.29 ft at 1:15PM May 18, 2024Observed: 6.29 ft at 1:30PM May 18, 2024Observed: 6.28 ft at 1:45PM May 18, 2024Observed: 6.27 ft at 2:00PM May 18, 2024Observed: 6.28 ft at 2:15PM May 18, 2024Observed: 6.27 ft at 2:30PM May 18, 2024Observed: 6.25 ft at 2:45PM May 18, 2024Observed: 6.26 ft at 3:00PM May 18, 2024Observed: 6.22 ft at 3:15PM May 18, 2024Observed: 6.25 ft at 3:30PM May 18, 2024Observed: 6.23 ft at 3:45PM May 18, 2024Observed: 6.22 ft at 4:00PM May 18, 2024Observed: 6.22 ft at 4:15PM May 18, 2024Observed: 6.21 ft at 4:30PM May 18, 2024Observed: 6.22 ft at 4:45PM May 18, 2024Observed: 6.19 ft at 5:00PM May 18, 2024Observed: 6.17 ft at 5:15PM May 18, 2024Observed: 6.18 ft at 5:30PM May 18, 2024Observed: 6.18 ft at 5:45PM May 18, 2024Observed: 6.15 ft at 6:00PM May 18, 2024Observed: 6.14 ft at 6:15PM May 18, 2024Observed: 6.12 ft at 6:30PM May 18, 2024Observed: 6.11 ft at 6:45PM May 18, 2024Observed: 6.1 ft at 7:00PM May 18, 2024Observed: 6.12 ft at 7:15PM May 18, 2024Observed: 6.11 ft at 7:30PM May 18, 2024Observed: 6.1 ft at 7:45PM May 18, 2024Observed: 6.09 ft at 8:00PM May 18, 2024Observed: 6.07 ft at 8:15PM May 18, 2024Observed: 6.1 ft at 8:30PM May 18, 2024Observed: 6.07 ft at 8:45PM May 18, 2024Observed: 6.07 ft at 9:00PM May 18, 2024Observed: 6.07 ft at 9:15PM May 18, 2024Observed: 6.06 ft at 9:30PM May 18, 2024Observed: 6.06 ft at 9:45PM May 18, 2024Observed: 6.05 ft at 10:00PM May 18, 2024Observed: 6.05 ft at 10:15PM May 18, 2024Observed: 6.04 ft at 10:30PM May 18, 2024Observed: 6.03 ft at 10:45PM May 18, 2024Observed: 6.02 ft at 11:00PM May 18, 2024Observed: 6.02 ft at 11:15PM May 18, 2024Observed: 6.02 ft at 11:30PM May 18, 2024Observed: 6.03 ft at 11:45PM May 18, 2024Observed: 6.01 ft at 12:00AM May 19, 2024Observed: 6.01 ft at 12:15AM May 19, 2024Observed: 5.99 ft at 12:30AM May 19, 2024Observed: 5.98 ft at 12:45AM May 19, 2024Observed: 5.99 ft at 1:00AM May 19, 2024Observed: 5.98 ft at 1:15AM May 19, 2024Observed: 5.98 ft at 1:30AM May 19, 2024Observed: 5.97 ft at 1:45AM May 19, 2024Observed: 5.97 ft at 2:00AM May 19, 2024Observed: 5.97 ft at 2:15AM May 19, 2024Observed: 5.95 ft at 2:30AM May 19, 2024Observed: 5.96 ft at 2:45AM May 19, 2024Observed: 5.95 ft at 3:00AM May 19, 2024Observed: 5.96 ft at 3:15AM May 19, 2024Observed: 5.95 ft at 3:30AM May 19, 2024Observed: 5.93 ft at 3:45AM May 19, 2024Observed: 5.94 ft at 4:00AM May 19, 2024Observed: 5.92 ft at 4:15AM May 19, 2024Observed: 5.93 ft at 4:30AM May 19, 2024Observed: 5.93 ft at 4:45AM May 19, 2024Observed: 5.93 ft at 5:00AM May 19, 2024Observed: 5.91 ft at 5:15AM May 19, 2024Observed: 5.92 ft at 5:30AM May 19, 2024Observed: 5.9 ft at 5:45AM May 19, 2024Observed: 5.89 ft at 6:00AM May 19, 2024Observed: 5.88 ft at 6:15AM May 19, 2024Observed: 5.87 ft at 6:30AM May 19, 2024Observed: 5.89 ft at 6:45AM May 19, 2024Observed: 5.86 ft at 7:00AM May 19, 2024Observed: 5.87 ft at 7:15AM May 19, 2024Observed: 5.86 ft at 7:30AM May 19, 2024Observed: 5.85 ft at 7:45AM May 19, 2024Observed: 5.86 ft at 8:00AM May 19, 2024Observed: 5.86 ft at 8:15AM May 19, 2024Observed: 5.85 ft at 8:30AM May 19, 2024Observed: 5.86 ft at 8:45AM May 19, 2024Observed: 5.87 ft at 9:00AM May 19, 2024Observed: 5.86 ft at 9:15AM May 19, 2024Observed: 5.85 ft at 9:30AM May 19, 2024Observed: 5.84 ft at 9:45AM May 19, 2024Observed: 5.83 ft at 10:00AM May 19, 2024Observed: 5.85 ft at 10:15AM May 19, 2024Observed: 5.83 ft at 10:30AM May 19, 2024Observed: 5.84 ft at 10:45AM May 19, 2024Observed: 5.83 ft at 11:00AM May 19, 2024Observed: 5.83 ft at 11:15AM May 19, 2024Observed: 5.81 ft at 11:30AM May 19, 2024Observed: 5.81 ft at 11:45AM May 19, 2024Observed: 5.81 ft at 12:00PM May 19, 2024Observed: 5.81 ft at 12:15PM May 19, 2024Observed: 5.8 ft at 12:30PM May 19, 2024Observed: 5.81 ft at 12:45PM May 19, 2024Observed: 5.79 ft at 1:00PM May 19, 2024Observed: 5.79 ft at 1:15PM May 19, 2024Observed: 5.79 ft at 1:30PM May 19, 2024Observed: 5.77 ft at 1:45PM May 19, 2024Observed: 5.77 ft at 2:00PM May 19, 2024Observed: 5.76 ft at 2:15PM May 19, 2024Observed: 5.77 ft at 2:30PM May 19, 2024Observed: 5.76 ft at 2:45PM May 19, 2024Observed: 5.75 ft at 3:00PM May 19, 2024Observed: 5.77 ft at 3:15PM May 19, 2024Observed: 5.77 ft at 3:30PM May 19, 2024Observed: 5.75 ft at 3:45PM May 19, 2024Observed: 5.75 ft at 4:00PM May 19, 2024Observed: 5.75 ft at 4:15PM May 19, 2024Observed: 5.74 ft at 4:30PM May 19, 2024Observed: 5.73 ft at 4:45PM May 19, 2024Observed: 5.73 ft at 5:00PM May 19, 2024Observed: 5.73 ft at 5:15PM May 19, 2024Observed: 5.73 ft at 5:30PM May 19, 2024Observed: 5.73 ft at 5:45PM May 19, 2024Observed: 5.72 ft at 6:00PM May 19, 2024Observed: 5.72 ft at 6:15PM May 19, 2024Observed: 5.69 ft at 6:30PM May 19, 2024Observed: 5.7 ft at 6:45PM May 19, 2024Observed: 5.71 ft at 7:00PM May 19, 2024Observed: 5.7 ft at 7:15PM May 19, 2024Observed: 5.7 ft at 7:30PM May 19, 2024Observed: 5.69 ft at 7:45PM May 19, 2024Observed: 5.68 ft at 8:00PM May 19, 2024Observed: 5.67 ft at 8:15PM May 19, 2024Observed: 5.67 ft at 8:30PM May 19, 2024Observed: 5.67 ft at 8:45PM May 19, 2024Observed: 5.67 ft at 9:00PM May 19, 2024Observed: 5.66 ft at 9:15PM May 19, 2024Observed: 5.66 ft at 9:30PM May 19, 2024Observed: 5.67 ft at 9:45PM May 19, 2024Observed: 5.68 ft at 10:00PM May 19, 2024Observed: 5.66 ft at 10:15PM May 19, 2024Observed: 5.65 ft at 10:30PM May 19, 2024Observed: 5.65 ft at 10:45PM May 19, 2024Observed: 5.63 ft at 11:00PM May 19, 2024Observed: 5.64 ft at 11:15PM May 19, 2024Observed: 5.63 ft at 11:30PM May 19, 2024Observed: 5.65 ft at 11:45PM May 19, 2024Observed: 5.67 ft at 12:00AM May 20, 2024Observed: 5.66 ft at 12:15AM May 20, 2024Observed: 5.66 ft at 12:30AM May 20, 2024Observed: 5.65 ft at 12:45AM May 20, 2024Observed: 5.65 ft at 1:00AM May 20, 2024Observed: 5.66 ft at 1:15AM May 20, 2024Observed: 5.65 ft at 1:30AM May 20, 2024Observed: 5.64 ft at 1:45AM May 20, 2024Observed: 5.63 ft at 2:00AM May 20, 2024Observed: 5.62 ft at 2:15AM May 20, 2024Observed: 5.62 ft at 2:30AM May 20, 2024Observed: 5.61 ft at 2:45AM May 20, 2024Observed: 5.64 ft at 3:00AM May 20, 2024Observed: 5.64 ft at 3:15AM May 20, 2024Observed: 5.66 ft at 3:30AM May 20, 2024Observed: 5.64 ft at 3:45AM May 20, 2024Observed: 5.66 ft at 4:00AM May 20, 2024Observed: 5.64 ft at 4:15AM May 20, 2024Observed: 5.65 ft at 4:30AM May 20, 2024Observed: 5.66 ft at 4:45AM May 20, 2024Observed: 5.66 ft at 5:00AM May 20, 2024Observed: 5.67 ft at 5:15AM May 20, 2024Observed: 5.66 ft at 5:30AM May 20, 2024Observed: 5.67 ft at 5:45AM May 20, 2024Observed: 5.66 ft at 6:00AM May 20, 2024Observed: 5.68 ft at 6:15AM May 20, 2024Observed: 5.69 ft at 6:30AM May 20, 2024Observed: 5.67 ft at 6:45AM May 20, 2024Observed: 5.67 ft at 7:00AM May 20, 2024Observed: 5.68 ft at 7:15AM May 20, 2024Observed: 5.72 ft at 7:30AM May 20, 2024Observed: 5.74 ft at 7:45AM May 20, 2024Observed: 5.75 ft at 8:00AM May 20, 2024Observed: 5.77 ft at 8:15AM May 20, 2024Observed: 5.78 ft at 8:30AM May 20, 2024Observed: 5.79 ft at 8:45AM May 20, 2024Observed: 5.8 ft at 9:00AM May 20, 2024Observed: 5.8 ft at 9:15AM May 20, 2024Observed: 5.81 ft at 9:30AM May 20, 2024Observed: 5.85 ft at 9:45AM May 20, 2024Observed: 5.86 ft at 10:00AM May 20, 2024Observed: 5.9 ft at 10:15AM May 20, 2024Observed: 5.95 ft at 10:30AM May 20, 2024Observed: 5.97 ft at 10:45AM May 20, 2024Observed: 5.99 ft at 11:00AM May 20, 2024Observed: 6.03 ft at 11:15AM May 20, 2024Observed: 6.08 ft at 11:30AM May 20, 2024Observed: 6.12 ft at 11:45AM May 20, 2024Observed: 6.17 ft at 12:00PM May 20, 2024Observed: 6.23 ft at 12:15PM May 20, 2024Observed: 6.29 ft at 12:30PM May 20, 2024Observed: 6.35 ft at 12:45PM May 20, 2024Observed: 6.38 ft at 1:00PM May 20, 2024Observed: 6.44 ft at 1:15PM May 20, 2024Observed: 6.48 ft at 1:30PM May 20, 2024Observed: 6.53 ft at 1:45PM May 20, 2024Observed: 6.55 ft at 2:00PM May 20, 2024Observed: 6.61 ft at 2:15PM May 20, 2024Observed: 6.63 ft at 2:30PM May 20, 2024Observed: 6.66 ft at 2:45PM May 20, 2024Observed: 6.7 ft at 3:00PM May 20, 2024Observed: 6.71 ft at 3:15PM May 20, 2024Observed: 6.74 ft at 3:30PM May 20, 2024Observed: 6.75 ft at 3:45PM May 20, 2024Observed: 6.77 ft at 4:00PM May 20, 2024Observed: 6.79 ft at 4:15PM May 20, 2024Observed: 6.79 ft at 4:30PM May 20, 2024Observed: 6.82 ft at 4:45PM May 20, 2024Observed: 6.82 ft at 5:00PM May 20, 2024Observed: 6.82 ft at 5:15PM May 20, 2024Observed: 6.85 ft at 5:30PM May 20, 2024Observed: 6.85 ft at 5:45PM May 20, 2024Observed: 6.84 ft at 6:00PM May 20, 2024Observed: 6.84 ft at 6:15PM May 20, 2024Observed: 6.85 ft at 6:30PM May 20, 2024Observed: 6.86 ft at 6:45PM May 20, 2024Observed: 6.85 ft at 7:00PM May 20, 2024Observed: 6.87 ft at 7:15PM May 20, 2024Observed: 6.86 ft at 7:30PM May 20, 2024Observed: 6.86 ft at 7:45PM May 20, 2024Observed: 6.87 ft at 8:00PM May 20, 2024Observed: 6.85 ft at 8:15PM May 20, 2024Observed: 6.89 ft at 8:30PM May 20, 2024Observed: 6.89 ft at 8:45PM May 20, 2024Observed: 6.89 ft at 9:00PM May 20, 2024Observed: 6.91 ft at 9:15PM May 20, 2024Observed: 6.91 ft at 9:30PM May 20, 2024Observed: 6.92 ft at 9:45PM May 20, 2024Observed: 6.92 ft at 10:00PM May 20, 2024Observed: 6.92 ft at 10:15PM May 20, 2024Observed: 6.93 ft at 10:30PM May 20, 2024Observed: 6.94 ft at 10:45PM May 20, 2024Observed: 6.95 ft at 11:00PM May 20, 2024Observed: 6.96 ft at 11:15PM May 20, 2024Observed: 6.96 ft at 11:30PM May 20, 2024Observed: 6.95 ft at 11:45PM May 20, 2024Observed: 6.96 ft at 12:00AM May 21, 2024Observed: 6.97 ft at 12:15AM May 21, 2024Observed: 6.99 ft at 12:30AM May 21, 2024Observed: 6.97 ft at 12:45AM May 21, 2024Observed: 6.99 ft at 1:00AM May 21, 2024Observed: 7 ft at 1:15AM May 21, 2024Observed: 7 ft at 1:30AM May 21, 2024Observed: 7.02 ft at 1:45AM May 21, 2024Observed: 7.02 ft at 2:00AM May 21, 2024Observed: 7.02 ft at 2:15AM May 21, 2024Observed: 7.06 ft at 2:30AM May 21, 2024Observed: 7.07 ft at 2:45AM May 21, 2024Observed: 7.08 ft at 3:00AM May 21, 2024Observed: 7.09 ft at 3:15AM May 21, 2024Observed: 7.1 ft at 3:30AM May 21, 2024Observed: 7.09 ft at 3:45AM May 21, 2024Observed: 7.12 ft at 4:00AM May 21, 2024Observed: 7.14 ft at 4:15AM May 21, 2024Observed: 7.14 ft at 4:30AM May 21, 2024Observed: 7.18 ft at 4:45AM May 21, 2024Observed: 7.21 ft at 5:00AM May 21, 2024Observed: 7.25 ft at 5:15AM May 21, 2024Observed: 7.3 ft at 5:30AM May 21, 2024Observed: 7.39 ft at 5:45AM May 21, 2024Observed: 7.51 ft at 6:00AM May 21, 2024Observed: 7.65 ft at 6:15AM May 21, 2024Observed: 7.75 ft at 6:30AM May 21, 2024Observed: 7.89 ft at 6:45AM May 21, 2024Observed: 8.1 ft at 7:00AM May 21, 2024Observed: 8.39 ft at 7:15AM May 21, 2024Observed: 8.69 ft at 7:30AM May 21, 2024Observed: 9.01 ft at 7:45AM May 21, 2024Observed: 9.32 ft at 8:00AM May 21, 2024Observed: 9.61 ft at 8:15AM May 21, 2024Observed: 9.92 ft at 8:30AM May 21, 2024Observed: 10.19 ft at 8:45AM May 21, 2024Observed: 10.42 ft at 9:00AM May 21, 2024Observed: 10.66 ft at 9:15AM May 21, 2024Observed: 10.83 ft at 9:30AM May 21, 2024Observed: 10.98 ft at 9:45AM May 21, 2024Observed: 11.12 ft at 10:00AM May 21, 2024Observed: 11.23 ft at 10:15AM May 21, 2024Observed: 11.38 ft at 10:30AM May 21, 2024Observed: 11.53 ft at 10:45AM May 21, 2024Observed: 11.64 ft at 11:00AM May 21, 2024Observed: 11.75 ft at 11:15AM May 21, 2024Observed: 11.86 ft at 11:30AM May 21, 2024Observed: 11.95 ft at 11:45AM May 21, 2024Observed: 12.06 ft at 12:00PM May 21, 2024Observed: 12.09 ft at 12:15PM May 21, 2024Observed: 12.15 ft at 12:30PM May 21, 2024Observed: 12.19 ft at 12:45PM May 21, 2024Observed: 12.24 ft at 1:00PM May 21, 2024Observed: 12.3 ft at 1:15PM May 21, 2024Observed: 12.34 ft at 1:30PM May 21, 2024Observed: 12.37 ft at 1:45PM May 21, 2024Observed: 12.43 ft at 2:00PM May 21, 2024Observed: 12.47 ft at 2:15PM May 21, 2024Observed: 12.52 ft at 2:30PM May 21, 2024Observed: 12.55 ft at 2:45PM May 21, 2024Observed: 12.54 ft at 3:00PM May 21, 2024Observed: 12.56 ft at 3:15PM May 21, 2024Observed: 12.58 ft at 3:30PM May 21, 2024Observed: 12.58 ft at 3:45PM May 21, 2024Observed: 12.59 ft at 4:00PM May 21, 2024Observed: 12.59 ft at 4:15PM May 21, 2024Observed: 12.57 ft at 4:30PM May 21, 2024Observed: 12.54 ft at 4:45PM May 21, 2024Observed: 12.59 ft at 5:00PM May 21, 2024Observed: 12.57 ft at 5:15PM May 21, 2024Observed: 12.56 ft at 5:30PM May 21, 2024Observed: 12.55 ft at 5:45PM May 21, 2024Observed: 12.54 ft at 6:00PM May 21, 2024Observed: 12.57 ft at 6:15PM May 21, 2024Observed: 12.58 ft at 6:30PM May 21, 2024Observed: 12.58 ft at 6:45PM May 21, 2024Observed: 12.59 ft at 7:00PM May 21, 2024Observed: 12.58 ft at 7:15PM May 21, 2024Observed: 12.55 ft at 7:30PM May 21, 2024Observed: 12.57 ft at 7:45PM May 21, 2024Observed: 12.57 ft at 8:00PM May 21, 2024Observed: 12.55 ft at 8:15PM May 21, 2024Observed: 12.58 ft at 8:30PM May 21, 2024Observed: 12.55 ft at 8:45PM May 21, 2024Observed: 12.57 ft at 9:00PM May 21, 2024Observed: 12.6 ft at 9:15PM May 21, 2024Observed: 12.56 ft at 9:30PM May 21, 2024Observed: 12.58 ft at 9:45PM May 21, 2024Observed: 12.6 ft at 10:00PM May 21, 2024Observed: 12.6 ft at 10:15PM May 21, 2024Observed: 12.54 ft at 10:30PM May 21, 2024Observed: 12.58 ft at 10:45PM May 21, 2024Observed: 12.59 ft at 11:00PM May 21, 2024Observed: 12.59 ft at 11:15PM May 21, 2024Observed: 12.61 ft at 11:30PM May 21, 2024Observed: 12.61 ft at 11:45PM May 21, 2024Observed: 12.61 ft at 12:00AM May 22, 2024Observed: 12.61 ft at 12:15AM May 22, 2024Observed: 12.63 ft at 12:30AM May 22, 2024Observed: 12.59 ft at 12:45AM May 22, 2024Observed: 12.61 ft at 1:00AM May 22, 2024Observed: 12.64 ft at 1:15AM May 22, 2024Observed: 12.6 ft at 1:30AM May 22, 2024Observed: 12.63 ft at 1:45AM May 22, 2024Observed: 12.6 ft at 2:00AM May 22, 2024Observed: 12.62 ft at 2:15AM May 22, 2024Observed: 12.62 ft at 2:30AM May 22, 2024Observed: 12.65 ft at 2:45AM May 22, 2024Observed: 12.62 ft at 3:00AM May 22, 2024Observed: 12.65 ft at 3:15AM May 22, 2024Observed: 12.65 ft at 3:30AM May 22, 2024Observed: 12.65 ft at 3:45AM May 22, 2024Observed: 12.65 ft at 4:00AM May 22, 2024Observed: 12.63 ft at 4:15AM May 22, 2024Observed: 12.64 ft at 4:30AM May 22, 2024Observed: 12.6 ft at 4:45AM May 22, 2024Observed: 12.63 ft at 5:00AM May 22, 2024Observed: 12.64 ft at 5:15AM May 22, 2024Observed: 12.65 ft at 5:30AM May 22, 2024Observed: 12.65 ft at 5:45AM May 22, 2024Observed: 12.67 ft at 6:00AM May 22, 2024Observed: 12.65 ft at 6:15AM May 22, 2024Observed: 12.63 ft at 6:30AM May 22, 2024Observed: 12.65 ft at 6:45AM May 22, 2024Observed: 12.65 ft at 7:00AM May 22, 2024Observed: 12.64 ft at 7:15AM May 22, 2024Observed: 12.63 ft at 7:30AM May 22, 2024Observed: 12.66 ft at 7:45AM May 22, 2024Observed: 12.65 ft at 8:00AM May 22, 2024Observed: 12.67 ft at 8:15AM May 22, 2024Observed: 12.66 ft at 8:30AM May 22, 2024Observed: 12.67 ft at 8:45AM May 22, 2024Observed: 12.67 ft at 9:00AM May 22, 2024Observed: 12.68 ft at 9:15AM May 22, 2024Observed: 12.68 ft at 9:30AM May 22, 2024Observed: 12.64 ft at 9:45AM May 22, 2024Observed: 12.69 ft at 10:00AM May 22, 2024Observed: 12.67 ft at 10:15AM May 22, 2024Observed: 12.73 ft at 10:30AM May 22, 2024Observed: 12.71 ft at 10:45AM May 22, 2024Observed: 12.72 ft at 11:00AM May 22, 2024Observed: 12.72 ft at 11:15AM May 22, 2024Observed: 12.75 ft at 11:30AM May 22, 2024Observed: 12.75 ft at 11:45AM May 22, 2024Observed: 12.76 ft at 12:00PM May 22, 2024Observed: 12.79 ft at 12:15PM May 22, 2024Observed: 12.8 ft at 12:30PM May 22, 2024Observed: 12.82 ft at 12:45PM May 22, 2024Observed: 12.84 ft at 1:00PM May 22, 2024Observed: 12.85 ft at 1:15PM May 22, 2024Observed: 12.84 ft at 1:30PM May 22, 2024Observed: 12.93 ft at 1:45PM May 22, 2024Observed: 12.94 ft at 2:00PM May 22, 2024Observed: 12.98 ft at 2:15PM May 22, 2024Observed: 12.99 ft at 2:30PM May 22, 2024Observed: 12.98 ft at 2:45PM May 22, 2024Observed: 13 ft at 3:00PM May 22, 2024Observed: 13.05 ft at 3:15PM May 22, 2024Observed: 13.09 ft at 3:30PM May 22, 2024Observed: 13.1 ft at 3:45PM May 22, 2024Observed: 13.14 ft at 4:00PM May 22, 2024Observed: 13.17 ft at 4:15PM May 22, 2024Observed: 13.15 ft at 4:30PM May 22, 2024Observed: 13.19 ft at 4:45PM May 22, 2024Observed: 13.19 ft at 5:00PM May 22, 2024Observed: 13.21 ft at 5:15PM May 22, 2024Observed: 13.24 ft at 5:30PM May 22, 2024Observed: 13.25 ft at 5:45PM May 22, 2024Observed: 13.25 ft at 6:00PM May 22, 2024Observed: 13.3 ft at 6:15PM May 22, 2024Observed: 13.36 ft at 6:30PM May 22, 2024Observed: 13.34 ft at 6:45PM May 22, 2024Observed: 13.4 ft at 7:00PM May 22, 2024Observed: 13.43 ft at 7:15PM May 22, 2024Observed: 13.43 ft at 7:30PM May 22, 2024Observed: 13.44 ft at 7:45PM May 22, 2024Observed: 13.44 ft at 8:00PM May 22, 2024Observed: 13.5 ft at 8:15PM May 22, 2024Observed: 13.46 ft at 8:30PM May 22, 2024Observed: 13.48 ft at 8:45PM May 22, 2024Observed: 13.55 ft at 9:00PM May 22, 2024Observed: 13.52 ft at 9:15PM May 22, 2024Observed: 13.51 ft at 9:30PM May 22, 2024Observed: 13.53 ft at 9:45PM May 22, 2024Observed: 13.57 ft at 10:00PM May 22, 2024Observed: 13.58 ft at 10:15PM May 22, 2024Highest Observation: 13.65 ft at 10:30PM May 22, 2024Observed: 13.59 ft at 10:45PM May 22, 2024Observed: 13.6 ft at 11:00PM May 22, 2024Observed: 13.63 ft at 11:15PM May 22, 2024Observed: 13.62 ft at 11:30PM May 22, 2024Observed: 13.64 ft at 11:45PM May 22, 2024Observed: 13.64 ft at 12:00AM May 23, 2024Forecast: 13.6 ft 1:00AM May 23, 2024Forecast: 13.8 ft 7:00AM May 23, 2024Highest Forecast: 13.9 ft 1:00PM May 23, 2024Highest Forecast: 13.9 ft 7:00PM May 23, 2024Highest Forecast: 13.9 ft 1:00AM May 24, 2024Forecast: 13.8 ft 7:00AM May 24, 2024Forecast: 13.8 ft 1:00PM May 24, 2024Forecast: 13.7 ft 7:00PM May 24, 2024Forecast: 13.6 ft 1:00AM May 25, 2024Forecast: 13.4 ft 7:00AM May 25, 2024Forecast: 13.3 ft 1:00PM May 25, 2024Forecast: 13.1 ft 7:00PM May 25, 2024Forecast: 13 ft 1:00AM May 26, 2024Forecast: 12.8 ft 7:00AM May 26, 2024Forecast: 12.6 ft 1:00PM May 26, 2024Forecast: 12.5 ft 7:00PM May 26, 2024Forecast: 12.3 ft 1:00AM May 27, 2024Forecast: 12 ft 7:00AM May 27, 2024Forecast: 11.8 ft 1:00PM May 27, 2024Forecast: 11.5 ft 7:00PM May 27, 2024Forecast: 11.3 ft 1:00AM May 28, 2024Forecast: 10.9 ft 7:00AM May 28, 2024Forecast: 10.6 ft 1:00PM May 28, 2024Forecast: 10.2 ft 7:00PM May 28, 2024Forecast: 9.8 ft 1:00AM May 29, 2024Forecast: 9.5 ft 7:00AM May 29, 2024Forecast: 9.2 ft 1:00PM May 29, 2024Forecast: 8.9 ft 7:00PM May 29, 2024USGS--Water Resources of the United StatesTMAI4(plotting HGIRP) Graph Created (12:48AM May 23, 2024)ObservedForecast (issued 8:44PM May 22)Latest observed value: 13.64 ft at 12:00 AM CDT 23-May-2024. Flood Stage is 12.5 ft
Printable Image
About this graph
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

Return to Area Map
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
KML Image
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
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
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities