National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Partly Cloudy

29°F

-2°C

Humidity 47%
Wind Speed E 3 mph
Barometer 30.38 in (1029.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 28 Nov 1:53 pm CST
Extended Forecast for

4 Miles S Blakesburg IA

Winter Storm Warning November 28, 09:00pm until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Cloudy, with a high near 33. East southeast wind 3 to 6 mph.

    High: 33 °F

    Cloudy

  • Tonight

    Tonight: Snow, mainly after 10pm. The snow could be heavy at times. Steady temperature around 29. East southeast wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Heavy Snow

  • Saturday

    Saturday: Snow before 1pm, then snow, possibly mixed with drizzle between 1pm and 5pm, then snow, possibly mixed with drizzle and freezing rain after 5pm. High near 34. Southeast wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 3 to 7 inches possible.

    High: 34 °F

    Snow then
    Wintry Mix

  • Saturday Night

    Saturday Night: Snow likely before midnight. Cloudy, with a low around 17. Wind chill values as low as 5. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Snow Likely
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Partly sunny, with a high near 21. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 29 mph.

    High: 21 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Sunday Night

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

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19.

    High: 19 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 33. East southeast wind 3 to 6 mph.
Tonight
Snow, mainly after 10pm. The snow could be heavy at times. Steady temperature around 29. East southeast wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow before 1pm, then snow, possibly mixed with drizzle between 1pm and 5pm, then snow, possibly mixed with drizzle and freezing rain after 5pm. High near 34. Southeast wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 3 to 7 inches possible.
Saturday Night
Snow likely before midnight. Cloudy, with a low around 17. Wind chill values as low as 5. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday
Partly sunny, with a high near 21. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 7.
Thursday
Mostly sunny, with a high near 23.
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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:
1:46 pm CST Nov 28, 2025
Forecast Valid:
2pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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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