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

44°F

7°C

Humidity 51%
Wind Speed N 10 mph
Barometer 30.35 in (1028.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 6 Apr 8:53 pm CDT
Extended Forecast for

Thornburg IA

  • Tonight

    Tonight: A slight chance of rain and snow before midnight, then a slight chance of snow after 2am. Mostly cloudy, with a low around 28. North wind around 10 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow before 4pm, then a chance of rain. Mostly cloudy, with a high near 42. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 42 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 1am. Mostly cloudy, with a low around 36. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 70 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow before midnight, then a slight chance of snow after 2am. Mostly cloudy, with a low around 28. North wind around 10 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of snow before 4pm, then a chance of rain. Mostly cloudy, with a high near 42. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 1am. Mostly cloudy, with a low around 36. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 44. Chance of precipitation is 80%.
Friday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 66.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
Showers likely. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 77.
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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:
6:52 pm CDT Apr 6, 2026
Forecast Valid:
9pm CDT Apr 6, 2026-6pm CDT Apr 13, 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