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

12°F

-11°C

Humidity 70%
Wind Speed N 16 mph
Barometer 30.59 in (1037.5 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 22 Feb 8:53 pm CST
Extended Forecast for

Delta IA

  • Tonight

    Tonight: Partly cloudy, with a low around 5. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 5 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values as low as -10. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Light and variable wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 39.

    High: 39 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 5. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 24. Wind chill values as low as -10. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 13. Light and variable wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 46. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 39.
Wednesday Night
Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 30.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delta IA
 41.33°N 92.32°W (Elev. 840 ft)
Last Update:
8:32 pm CST Feb 22, 2026
Forecast Valid:
9pm CST Feb 22, 2026-6pm CST Mar 1, 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