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.

Overcast

41°F

5°C

Humidity 53%
Wind Speed NW 14 mph
Barometer 29.59 in (1002.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 24 Feb 5:53 pm CST
Extended Forecast for

Agency IA

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 24. North northwest wind 7 to 10 mph, with gusts as high as 24 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly after 5pm. Mostly sunny, with a high near 42. North northwest wind 6 to 8 mph. Little or no snow accumulation expected.

    High: 42 °F

    Mostly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 25. North wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    Low: 25 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Thursday

    Thursday: Mostly sunny, with a high near 48. East southeast wind 6 to 9 mph becoming west in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Southwest wind 6 to 9 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65. Breezy.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly sunny, with a high near 45. Breezy.

    High: 45 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 24. North northwest wind 7 to 10 mph, with gusts as high as 24 mph.
Wednesday
A 30 percent chance of snow, mainly after 5pm. Mostly sunny, with a high near 42. North northwest wind 6 to 8 mph. Little or no snow accumulation expected.
Wednesday Night
A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 25. North wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Thursday
Mostly sunny, with a high near 48. East southeast wind 6 to 9 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 29. Southwest wind 6 to 9 mph.
Friday
Sunny, with a high near 65. Breezy.
Friday Night
Mostly clear, with a low around 30.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 45. Breezy.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 34.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 37.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agency IA
 41°N 92.3°W
Last Update:
5:22 pm CST Feb 24, 2026
Forecast Valid:
6pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation