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

44°F

7°C

Humidity 47%
Wind Speed NE 20 G 30 mph
Barometer 29.46 in (997.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 19 Feb 2:53 pm CST
Extended Forecast for

Thornburg IA

  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm. Mostly cloudy, with a steady temperature around 42. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 42 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain and snow, becoming all snow after midnight. Low around 23. Blustery, with a north wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Rain/Snow
    then Snow and
    Blustery

  • Friday

    Friday: A 20 percent chance of snow before 7am. Partly sunny, with a high near 31. Breezy, with a west wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 31 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. West wind 5 to 10 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 24.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Mostly cloudy, with a steady temperature around 42. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tonight
Rain and snow, becoming all snow after midnight. Low around 23. Blustery, with a north wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday
A 20 percent chance of snow before 7am. Partly sunny, with a high near 31. Breezy, with a west wind 10 to 20 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 17. West wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Sunny, with a high near 24.
Sunday Night
Mostly clear, with a low around 8.
Monday
Sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 49.
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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:
3:07 pm CST Feb 19, 2026
Forecast Valid:
3pm CST Feb 19, 2026-6pm CST Feb 25, 2026
 
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