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

5°F

-15°C

Humidity 79%
Wind Speed NW 14 mph
Barometer 30.61 in (1038.2 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 23 Feb 2:53 am CST
Extended Forecast for

Blakesburg IA

  • Overnight

    Overnight: Partly cloudy, with a low around 7. Wind chill values as low as -10. North northwest wind 9 to 11 mph.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 28. Wind chill values as low as -10. North northwest wind 5 to 10 mph becoming light west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 28 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Wind chill values as low as 5. Light and variable wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 23 mph.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 41.

    High: 41 °F

    Sunny then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain, becoming all snow after 3am. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.

    Low: 24 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 7. Wind chill values as low as -10. North northwest wind 9 to 11 mph.
Monday
Sunny, with a high near 28. Wind chill values as low as -10. North northwest wind 5 to 10 mph becoming light west northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 18. Wind chill values as low as 5. Light and variable wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 49. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 23. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 41.
Wednesday Night
Snow likely, possibly mixed with rain, becoming all snow after 3am. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blakesburg IA
 40.96°N 92.62°W
Last Update:
3:16 am CST Feb 23, 2026
Forecast Valid:
3am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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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