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

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

43°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 29.80 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Apr 5:35 am CDT
Extended Forecast for

Denison IA

  • Today

    Today: Sunny, with a high near 81. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 56. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 75. Breezy, with a south wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain showers before 4am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 31. Blustery, with a north northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow and
    Blustery

  • Saturday

    Saturday: A 10 percent chance of snow showers before 7am. Sunny, with a high near 52. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 52 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Breezy.

    High: 73 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 81. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Increasing clouds, with a low around 56. South wind 10 to 14 mph, with gusts as high as 24 mph.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 75. Breezy, with a south wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain showers before 4am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 31. Blustery, with a north northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Saturday
A 10 percent chance of snow showers before 7am. Sunny, with a high near 52. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 73. Breezy.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
4:56 am CDT Apr 16, 2026
Forecast Valid:
5am CDT Apr 16, 2026-6pm CDT Apr 22, 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