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Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

40°F

4°C

Humidity 77%
Wind Speed NE 6 mph
Barometer 30.35 in (1028.2 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Apr 1:53 am CDT
Extended Forecast for

Thornburg IA

  • Overnight

    Overnight: Mostly clear, with a low around 38. East wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 4pm. Increasing clouds, with a high near 59. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 70 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 38. East wind around 5 mph.
Saturday
Showers likely, with thunderstorms also possible after 4pm. Increasing clouds, with a high near 59. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 79.
Monday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Wednesday Night
A 50 percent chance of showers. Partly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers. Mostly clear, with a low around 56.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornburg IA
 41.46°N 92.35°W (Elev. 902 ft)
Last Update:
1:26 am CDT Apr 11, 2026
Forecast Valid:
2am CDT Apr 11, 2026-6pm CDT Apr 17, 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