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

53°F

12°C

Humidity 35%
Wind Speed E 6 mph
Barometer 29.90 in (1013.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 14 Feb 2:53 pm CST
Extended Forecast for

Ottumwa IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 58. Southeast wind 5 to 7 mph.

    High: 58 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. East wind around 5 mph becoming calm.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 62. West northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 40. Calm wind becoming south southwest 5 to 8 mph in the evening.

    Low: 40 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 65. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69. Breezy.

    High: 69 °F

    Mostly Cloudy
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. Breezy.

    High: 67 °F

    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 58. Southeast wind 5 to 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 62. West northwest wind 5 to 7 mph becoming calm in the afternoon.
Sunday Night
Increasing clouds, with a low around 40. Calm wind becoming south southwest 5 to 8 mph in the evening.
Washington's Birthday
Partly sunny, with a high near 65. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 69. Breezy.
Tuesday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 51. Breezy.
Wednesday
Sunny, with a high near 67. Breezy.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
3:16 pm CST Feb 14, 2026
Forecast Valid:
3pm CST Feb 14, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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