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

61°F

16°C

Humidity 84%
Wind Speed E 5 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Oct 11:53 pm CDT
Extended Forecast for

Ottumwa IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 3pm. Partly sunny, with a high near 77. East southeast wind around 6 mph. Chance of precipitation is 20%.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. East southeast wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. South southeast wind around 9 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Calm wind.
Wednesday
A slight chance of showers between 2pm and 3pm. Partly sunny, with a high near 77. East southeast wind around 6 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 59. East southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 81. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 62. South southeast wind around 9 mph.
Friday
Mostly sunny, with a high near 83.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 73.
Saturday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 65.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
12:22 am CDT Oct 15, 2025
Forecast Valid:
12am CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
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