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.

Fair

36°F

2°C

Humidity 55%
Wind Speed Calm
Barometer 30.26 in (1025.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 12 Feb 12:53 am CST
Extended Forecast for

Rathbun IA

  • Overnight

    Overnight: A slight chance of rain and snow before 2am. Cloudy, with a low around 34. Light south southeast wind. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 53. Light south southeast wind becoming south 5 to 9 mph in the morning.

    High: 53 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Southeast wind 3 to 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 57. South southwest wind 3 to 5 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of rain and snow before 2am. Cloudy, with a low around 34. Light south southeast wind. Chance of precipitation is 20%.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 53. Light south southeast wind becoming south 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 31. Southeast wind 3 to 6 mph.
Friday
Sunny, with a high near 57. South southwest wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 37. Calm wind becoming south southeast around 5 mph after midnight.
Saturday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 55.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 38.
Washington's Birthday
Mostly cloudy, with a high near 61. Breezy.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
Mostly cloudy, with a high near 65. Breezy.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 47. Breezy.
Wednesday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rathbun IA
 40.81°N 92.88°W
Last Update:
10:26 pm CST Feb 11, 2026
Forecast Valid:
1am CST Feb 12, 2026-6pm CST Feb 18, 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