National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair and Breezy

44°F

7°C

Humidity 53%
Wind Speed NW 23 G 33 mph
Barometer 30.12 in (1020.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 6 Feb 3:53 pm CST
Extended Forecast for

Rathbun IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 41. North northwest wind around 14 mph, with gusts as high as 22 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 37. Light and variable wind becoming south southeast 6 to 11 mph in the morning.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. South southeast wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50. South wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 41. North northwest wind around 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 18. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 37. Light and variable wind becoming south southeast 6 to 11 mph in the morning.
Saturday Night
Partly cloudy, with a low around 29. South southeast wind 8 to 10 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 50. South wind 5 to 7 mph becoming light and variable in the afternoon.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 41.
Tuesday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 58.
Tuesday Night
A 30 percent chance of rain. Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rathbun IA
 40.81°N 92.88°W
Last Update:
3:23 pm CST Feb 6, 2026
Forecast Valid:
4pm CST Feb 6, 2026-6pm CST Feb 12, 2026
 
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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