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

31°F

-1°C

Humidity 67%
Wind Speed W 14 mph
Barometer 30.17 in (1022.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 4:53 am CST
Extended Forecast for

Ottumwa IA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 52. West southwest wind 6 to 8 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 28 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Windy, with a north northwest wind 16 to 21 mph, with gusts as high as 32 mph.

    High: 35 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 37. Breezy.

    High: 37 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 52. West southwest wind 6 to 8 mph.
Tonight
Partly cloudy, with a low around 36. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 55. West wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 29 mph.
Wednesday
Partly sunny, with a high near 35. Windy, with a north northwest wind 16 to 21 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 14.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 32.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 37. Breezy.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Partly sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 25.
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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:
3:11 am CST Jan 12, 2026
Forecast Valid:
5am CST Jan 12, 2026-6pm CST Jan 18, 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