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.

A Few Clouds

51°F

11°C

Humidity 32%
Wind Speed SW 10 mph
Barometer 29.48 in (998.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 24 Feb 2:53 pm CST
Extended Forecast for

Rathbun IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 55. West wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. West northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow between 3pm and 5pm, then a chance of snow. Mostly sunny, with a high near 43. North wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 27. Northeast wind around 6 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 50. East southeast wind 6 to 9 mph becoming west in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65. Breezy.

    High: 65 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Breezy.

    High: 47 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 55. West wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 25. West northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of rain and snow between 3pm and 5pm, then a chance of snow. Mostly sunny, with a high near 43. North wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27. Northeast wind around 6 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 50. East southeast wind 6 to 9 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 65. Breezy.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 47. Breezy.
Saturday Night
Partly cloudy, with a low around 21. Blustery.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Monday
Mostly cloudy, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rathbun IA
 40.81°N 92.88°W
Last Update:
1:21 pm CST Feb 24, 2026
Forecast Valid:
3pm CST Feb 24, 2026-6pm CST Mar 2, 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