National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

39°F

4°C

Humidity 52%
Wind Speed S 9 mph
Barometer 30.07 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 7 Feb 6:15 pm CST
Extended Forecast for

Denison IA

  • Tonight

    Tonight: Partly cloudy, with a low around 29. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47. Light and variable wind becoming east northeast around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. South southeast wind 3 to 8 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 64. South wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Southwest wind around 7 mph becoming north after midnight.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 47. Light and variable wind becoming east northeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 31. South southeast wind 3 to 8 mph.
Monday
Partly sunny, with a high near 64. South wind 5 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 33. Southwest wind around 7 mph becoming north after midnight.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Mostly cloudy, with a high near 44.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
5:58 pm CST Feb 7, 2026
Forecast Valid:
6pm CST Feb 7, 2026-6pm CST Feb 14, 2026
 
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