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

48°F

9°C

Humidity 71%
Wind Speed W 8 mph
Barometer 29.99 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 5 Nov 2:15 am CST
Extended Forecast for

Denison IA

  • Overnight

    Overnight: Partly cloudy, with a low around 40. North northwest wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 56. North northwest wind 10 to 15 mph becoming light northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Calm wind becoming south southeast 5 to 8 mph after midnight.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 59. South wind 9 to 15 mph, with gusts as high as 31 mph.

    High: 59 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. South southwest wind 5 to 7 mph becoming light and variable.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. North northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 56. North northwest wind 10 to 15 mph becoming light northwest in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 34. Calm wind becoming south southeast 5 to 8 mph after midnight.
Thursday
Increasing clouds, with a high near 59. South wind 9 to 15 mph, with gusts as high as 31 mph.
Thursday Night
Mostly cloudy, with a low around 42. South southwest wind 5 to 7 mph becoming light and variable.
Friday
Sunny, with a high near 60.
Friday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 46.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Sunny, with a high near 33.
Sunday Night
Mostly clear, with a low around 15.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 24.
Veterans Day
Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
2:16 am CST Nov 5, 2025
Forecast Valid:
2am CST Nov 5, 2025-6pm CST Nov 11, 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