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.

Mostly Cloudy

42°F

6°C

Humidity 30%
Wind Speed S 13 mph
Barometer 30.56 in (1035.7 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 28 Mar 11:53 am CDT
Extended Forecast for

Thornburg IA

Red Flag Warning March 28, 12:36pm until March 28, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 28, 12:36pm until March 28, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 72. Breezy.

    High: 72 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 56. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 37. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 68. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 47. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 83.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 72. Breezy.
Tuesday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 30.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 46.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 34.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 59.
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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:
12:06 pm CDT Mar 28, 2026
Forecast Valid:
12pm CDT Mar 28, 2026-6pm CDT Apr 3, 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