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

29°F

-2°C

Humidity 69%
Wind Speed SW 8 mph
Barometer 30.36 in (1029.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 11 Jan 6:53 pm CST
Extended Forecast for

Ottumwa IA

  • Tonight

    Tonight: Increasing clouds, with a low around 28. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 49. West wind 6 to 8 mph.

    High: 49 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 35. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. West wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Blustery, with a northwest wind 13 to 18 mph, with gusts as high as 31 mph.

    Low: 30 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. Windy.

    High: 34 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 49. West wind 6 to 8 mph.
Monday Night
Increasing clouds, with a low around 35. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 56. West wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Blustery, with a northwest wind 13 to 18 mph, with gusts as high as 31 mph.
Wednesday
Partly sunny, with a high near 34. Windy.
Wednesday Night
Mostly clear, with a low around 16.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 38.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 24.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
5:06 pm CST Jan 11, 2026
Forecast Valid:
7pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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Chance of Precipitation