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.

Mostly Cloudy

27°F

-3°C

Humidity 78%
Wind Speed E 3 mph
Barometer 29.83 in (1010.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 26 Feb 12:53 am CST
Extended Forecast for

Thornburg IA

  • Overnight

    Overnight: A chance of flurries before 4am. Mostly cloudy, with a low around 23. Southeast wind around 5 mph.

    Low: 23 °F

    Chance
    Flurries

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 51. Southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 51 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. West wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 62 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after noon. Cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A chance of flurries before 4am. Mostly cloudy, with a low around 23. Southeast wind around 5 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 51. Southeast wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 30. West wind 5 to 10 mph.
Friday
Sunny, with a high near 62. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 38.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
A 50 percent chance of snow after noon. Cloudy, with a high near 30.
Sunday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Monday
Mostly cloudy, with a high near 36.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornburg IA
 41.46°N 92.35°W (Elev. 902 ft)
Last Update:
12:26 am CST Feb 26, 2026
Forecast Valid:
1am CST Feb 26, 2026-6pm CST Mar 4, 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