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 57%
Wind Speed S 13 G 17 mph
Barometer 29.87 in (1012.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 26 Feb 10:53 am CST
Extended Forecast for

Sigourney IA

  • Today

    Today: Sunny, with a high near 52. South wind 5 to 10 mph becoming west in the afternoon.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind around 5 mph becoming southwest after midnight.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Breezy, with a southwest wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 26. West wind 5 to 15 mph becoming northeast after midnight.

    Low: 26 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after noon. Cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 52. South wind 5 to 10 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 30. West wind around 5 mph becoming southwest after midnight.
Friday
Sunny, with a high near 64. Breezy, with a southwest wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Increasing clouds, with a low around 26. West wind 5 to 15 mph becoming northeast after midnight.
Saturday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 39.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
A 50 percent chance of snow after noon. Cloudy, with a high near 31.
Sunday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Monday
Mostly cloudy, with a high near 36.
Monday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigourney IA
 41.33°N 92.2°W (Elev. 801 ft)
Last Update:
10:57 am CST Feb 26, 2026
Forecast Valid:
11am CST Feb 26, 2026-6pm CST Mar 4, 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