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

18°F

-8°C

Humidity 49%
Wind Speed N 8 mph
Barometer 30.31 in (1028.0 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 29 Jan 4:53 pm CST
Extended Forecast for

Ottumwa IA

  • Tonight

    Tonight: Partly cloudy, with a low around 1. North wind around 6 mph becoming calm.

    Low: 1 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 15. Wind chill values as low as -10. North wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 15 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 1. Wind chill values as low as -10. North wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 22. Wind chill values as low as -10. Northwest wind 3 to 7 mph.

    High: 22 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 8. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 8 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 1. North wind around 6 mph becoming calm.
Friday
Mostly sunny, with a high near 15. Wind chill values as low as -10. North wind 6 to 15 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 1. Wind chill values as low as -10. North wind 7 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 22. Wind chill values as low as -10. Northwest wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 8. Calm wind becoming south southwest around 6 mph after midnight.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 33.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
3:17 pm CST Jan 29, 2026
Forecast Valid:
5pm CST Jan 29, 2026-6pm CST Feb 5, 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