National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Agency IA

  • Today

    Today: Mostly sunny, with a high near 76. North northeast wind 6 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 79. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. Southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 81. South southwest wind 5 to 8 mph becoming west northwest in the afternoon.

    High: 81 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 76. North northeast wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 79. Calm wind becoming south southeast around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. Southeast wind around 5 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 81. South southwest wind 5 to 8 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 89. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Agency IA
 41°N 92.3°W
Last Update:
3:37 am CDT Jun 22, 2026
Forecast Valid:
4am CDT Jun 22, 2026-6pm CDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation