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

47°F

8°C

Humidity 63%
Wind Speed S 8 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 16 Feb 10:53 pm CST
Extended Forecast for

Sigourney IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southeast wind around 5 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65. Breezy, with a southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 65 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain before 9pm, then a chance of rain and thunderstorms between 9pm and midnight. Partly cloudy, with a low around 46. Breezy, with a southeast wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance Rain
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after noon. Partly sunny, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.

    Low: 28 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Southeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 65. Breezy, with a southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
A chance of rain before 9pm, then a chance of rain and thunderstorms between 9pm and midnight. Partly cloudy, with a low around 46. Breezy, with a southeast wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 65. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Rain likely, mainly after noon. Partly sunny, with a high near 60. Chance of precipitation is 60%.
Thursday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 39.
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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:
10:56 pm CST Feb 16, 2026
Forecast Valid:
11pm CST Feb 16, 2026-6pm CST Feb 23, 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