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.

Overcast

13°F

-11°C

Humidity 64%
Wind Speed N 17 mph
Barometer 30.47 in (1033.6 mb)
Dewpoint 3°F (-16°C)
Visibility 7.00 mi
Wind Chill-4°F (-20°C)
Last update 30 Jan 12:53 pm CST
Extended Forecast for

Rathbun IA

  • This Afternoon

    This Afternoon: A chance of flurries before 2pm. Mostly cloudy, with a high near 15. Wind chill values as low as -5. North wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 15 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 1. Wind chill values as low as -10. North wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 1 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 21. Wind chill values as low as -15. North northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 21 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 8. Wind chill values as low as -5. Light southwest wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 18 mph.

    Low: 8 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 30. South southwest wind 7 to 13 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of flurries before 2pm. Mostly cloudy, with a high near 15. Wind chill values as low as -5. North wind 10 to 15 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 1. Wind chill values as low as -10. North wind 8 to 15 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 21. Wind chill values as low as -15. North northwest wind 5 to 8 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 8. Wind chill values as low as -5. Light southwest wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 18 mph.
Sunday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 30. South southwest wind 7 to 13 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
Cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rathbun IA
 40.81°N 92.88°W
Last Update:
11:14 am CST Jan 30, 2026
Forecast Valid:
12pm CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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Chance of Precipitation