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.

Overcast

52°F

11°C

Humidity 86%
Wind Speed W 12 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Wind Chill48°F (9°C)
Last update 18 Apr 8:53 pm CDT
Extended Forecast for

Thornburg IA

  • Tonight

    Tonight: Cloudy, with a low around 41. Northwest wind 10 to 15 mph.

    Low: 41 °F

    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. North wind around 10 mph.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Northeast wind 5 to 10 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers. High near 55. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 55 °F

    Showers
    Likely then
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Cloudy, with a low around 41. Northwest wind 10 to 15 mph.
Saturday
Partly sunny, with a high near 59. North wind around 10 mph.
Saturday Night
Mostly cloudy, with a low around 43. Northeast wind 5 to 10 mph.
Sunday
Showers. High near 55. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm. Low around 41. Chance of precipitation is 90%.
Monday
Partly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 44.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 50. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 76.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 73.
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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:
6:47 pm CDT Apr 18, 2025
Forecast Valid:
9pm CDT Apr 18, 2025-6pm CDT Apr 25, 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