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

11°F

-12°C

Humidity 73%
Wind Speed S 10 mph
Barometer 30.20 in (1024.6 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 4 Dec 6:53 pm CST
Extended Forecast for

4 Miles S Blakesburg IA

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as -5. South wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 11 °F⇑

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34. Wind chill values as low as 5. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. West northwest wind 3 to 8 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 17. East southeast wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 23.

    High: 23 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -4.

    Low: -4 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as -5. South wind 7 to 11 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 34. Wind chill values as low as 5. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 20. West northwest wind 3 to 8 mph.
Saturday
Partly sunny, with a high near 29. Calm wind becoming east southeast around 6 mph in the afternoon.
Saturday Night
Snow likely. Cloudy, with a low around 17. East southeast wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 23.
Sunday Night
Mostly cloudy, with a low around -4.
Monday
Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Blakesburg IA
 40.9°N 92.65°W
Last Update:
5:01 pm CST Dec 4, 2025
Forecast Valid:
7pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation