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

47°F

8°C

Humidity 37%
Wind Speed W 15 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 13 Mar 4:53 pm CDT
Extended Forecast for

4 Miles NNW Agency IA

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 1am and 2am. Mostly cloudy, with a low around 31. Northwest wind 6 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph. Little or no snow accumulation expected.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 53. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 53 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after 1am. Increasing clouds, with a low around 46. East southeast wind around 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain before 4pm, then snow, possibly mixed with rain. Some thunder is also possible. Temperature rising to near 55 by 9am, then falling to around 41 during the remainder of the day. Windy, with a south wind 15 to 20 mph becoming northwest 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 55 °F⇓

    Windy. Rain
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after 7pm. Widespread blowing snow, mainly after 3am. Low around 11. Windy, with a northwest wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Areas of blowing snow before 8am. Partly sunny, with a high near 19. Windy.

    High: 19 °F

    Slight Chance
    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 3. Blustery.

    Low: 3 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.

    Low: 24 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly between 1am and 2am. Mostly cloudy, with a low around 31. Northwest wind 6 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 53. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 25 mph.
Saturday Night
A 40 percent chance of rain after 1am. Increasing clouds, with a low around 46. East southeast wind around 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain before 4pm, then snow, possibly mixed with rain. Some thunder is also possible. Temperature rising to near 55 by 9am, then falling to around 41 during the remainder of the day. Windy, with a south wind 15 to 20 mph becoming northwest 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 7pm. Widespread blowing snow, mainly after 3am. Low around 11. Windy, with a northwest wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday
A 20 percent chance of snow before 1pm. Areas of blowing snow before 8am. Partly sunny, with a high near 19. Windy.
Monday Night
Mostly clear, with a low around 3. Blustery.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Agency IA
 41.05°N 92.36°W
Last Update:
1:31 pm CDT Mar 13, 2026
Forecast Valid:
5pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
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Additional Resources

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Chance of Precipitation