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

40°F

4°C

Humidity 68%
Wind Speed NW 10 mph
Barometer 30.29 in (1026.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 5 Apr 8:53 am CDT
Extended Forecast for

Sigourney IA

  • Today

    Today: Sunny, with a high near 55. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. North wind around 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 70. Breezy.

    High: 70 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 64.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 55. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 25. North wind around 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 35.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 70. Breezy.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 64.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 61.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44.
Saturday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
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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:
6:02 am CDT Apr 5, 2026
Forecast Valid:
9am CDT Apr 5, 2026-6pm CDT Apr 11, 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