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.

Overcast

39°F

4°C

Humidity 86%
Wind Speed SE 9 mph
Barometer 30.16 in (1022.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 10:53 pm CST
Extended Forecast for

Thornburg IA

  • Tonight

    Tonight: A slight chance of rain before 2am, then a chance of rain after 4am. Cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain before 9am. Cloudy, with a high near 46. East wind around 5 mph becoming northeast in the afternoon.

    High: 46 °F

    Chance Rain
    then Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 34. Northeast wind around 5 mph.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Partly sunny, with a high near 51. East wind 5 to 10 mph.

    High: 51 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain before noon. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain, with thunderstorms also possible after noon. High near 69. Chance of precipitation is 90%.

    High: 69 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm before midnight, then rain likely. Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

Detailed Forecast

Tonight
A slight chance of rain before 2am, then a chance of rain after 4am. Cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of rain before 9am. Cloudy, with a high near 46. East wind around 5 mph becoming northeast in the afternoon.
Tuesday Night
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 34. Northeast wind around 5 mph.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 51. East wind 5 to 10 mph.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 58.
Thursday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 43.
Friday
Rain, with thunderstorms also possible after noon. High near 69. Chance of precipitation is 90%.
Friday Night
Rain and possibly a thunderstorm before midnight, then rain likely. Low around 45. Chance of precipitation is 80%.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thornburg IA
 41.46°N 92.35°W (Elev. 902 ft)
Last Update:
11:16 pm CST Mar 2, 2026
Forecast Valid:
11pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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