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.

Fair

36°F

2°C

Humidity 57%
Wind Speed SE 9 mph
Barometer 30.26 in (1025.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 24 Mar 5:53 am CDT
Extended Forecast for

Ottumwa IA

  • Today

    Today: Partly sunny, with a high near 61. South wind 7 to 10 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Southeast wind 6 to 8 mph.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 78. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. South southwest wind around 6 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. Breezy, with a south southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 61. South wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 43. Southeast wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 78. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 55. South southwest wind around 6 mph.
Thursday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. Breezy, with a south southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 51.
Friday Night
Clear, with a low around 26.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
4:43 am CDT Mar 24, 2026
Forecast Valid:
6am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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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