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

59°F

15°C

Humidity 38%
Wind Speed N 16 mph
Barometer 30.22 in (1023.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 5 Nov 2:53 pm CST
Extended Forecast for

Thornburg IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 32. Northwest wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 60. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 60 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly between 7pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 45. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 45 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. North wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 32. Northwest wind around 5 mph becoming calm.
Thursday
Increasing clouds, with a high near 60. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
A 50 percent chance of showers, mainly between 7pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 45. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Rain likely, mainly after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 24.
Veterans Day
Mostly sunny, with a high near 53.
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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:
1:36 pm CST Nov 5, 2025
Forecast Valid:
3pm CST Nov 5, 2025-6pm CST Nov 11, 2025
 
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