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.

Fair

57°F

14°C

Humidity 41%
Wind Speed W 17 G 22 mph
Barometer 30.26 in (1025.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 5 Apr 4:53 pm CDT
Extended Forecast for

Thornburg IA

  • Tonight

    Tonight: Mostly clear, with a low around 34. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 47 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Northwest wind around 10 mph becoming northeast after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 42. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 42 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 69. Breezy.

    High: 69 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 64.

    High: 64 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Increasing clouds, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 26. Northwest wind around 10 mph becoming northeast after midnight.
Tuesday
A slight chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 42. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 34.
Wednesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 69. Breezy.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 64.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 61.
Friday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
Showers likely. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
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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:
2:57 pm CDT Apr 5, 2026
Forecast Valid:
5pm CDT Apr 5, 2026-6pm CDT Apr 12, 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