National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

62°F

17°C

Humidity 23%
Wind Speed NW 16 G 25 mph
Barometer 29.85 in (1011.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 27 Feb 5:53 pm CST
Extended Forecast for

Ottumwa IA

  • Tonight

    Tonight: Increasing clouds, with a low around 28. West northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 48. East northeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. North northeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of snow after noon. Increasing clouds, with a high near 35. East northeast wind 8 to 10 mph. New snow accumulation of less than one inch possible.

    High: 35 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 24. East wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Monday

    Monday: A slight chance of rain or freezing rain before noon, then a slight chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain. Cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. West northwest wind 5 to 10 mph becoming northeast after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 48. East northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 20. North northeast wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of snow after noon. Increasing clouds, with a high near 35. East northeast wind 8 to 10 mph. New snow accumulation of less than one inch possible.
Sunday Night
A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 24. East wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Monday
A slight chance of rain or freezing rain before noon, then a slight chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.
Monday Night
A 50 percent chance of rain. Cloudy, with a low around 32.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 57.
Thursday Night
A 40 percent chance of rain. Partly cloudy, with a low around 41.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
4:47 pm CST Feb 27, 2026
Forecast Valid:
6pm CST Feb 27, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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