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

41°F

5°C

Humidity 67%
Wind Speed NW 8 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 10 Feb 12:53 am CST
Extended Forecast for

Ottumwa IA

  • Overnight

    Overnight: Mostly clear, with a low around 35. West southwest wind 9 to 11 mph becoming north northwest. Winds could gust as high as 23 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Breezy, with a north northwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. North northwest wind 5 to 8 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain. Mostly cloudy, with a high near 47. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 35. West southwest wind 9 to 11 mph becoming north northwest. Winds could gust as high as 23 mph.
Tuesday
Mostly sunny, with a high near 49. Breezy, with a north northwest wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 25. North northwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 32. Calm wind becoming east southeast around 5 mph after midnight.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 47. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 50%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 31.
Sunday
Sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 33.
Washington's Birthday
Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
10:26 pm CST Feb 9, 2026
Forecast Valid:
1am CST Feb 10, 2026-6pm CST Feb 16, 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