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

38°F

3°C

Humidity 86%
Wind Speed NW 8 mph
Barometer 29.85 in (1011.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 7 Nov 10:53 pm CST
Extended Forecast for

4 Miles ENE Martinsburg IA

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Northwest wind 5 to 10 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain, mainly after 10am. High near 44. Northwest wind 5 to 15 mph becoming east in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%.

    High: 44 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain and snow, mainly before 8pm. Low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 25 °F

    Blustery.
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 36. Northwest wind 5 to 10 mph.
Saturday
Rain, mainly after 10am. High near 44. Northwest wind 5 to 15 mph becoming east in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
Rain and snow, mainly before 8pm. Low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Mostly sunny, with a high near 34. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 25.
Veterans Day
Mostly sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Martinsburg IA
 41.2°N 92.18°W (Elev. 801 ft)
Last Update:
10:46 pm CST Nov 7, 2025
Forecast Valid:
11pm CST Nov 7, 2025-6pm CST Nov 14, 2025
 
Forecast Discussion
 
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Additional Resources

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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