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.

Mostly Cloudy

64°F

18°C

Humidity 78%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 57°F (14°C)
Visibility NA
Last update 24 Jun 10:35 pm CDT
Extended Forecast for

Denison IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Light north northeast wind.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79. Light north northeast wind.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. Light east wind.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, then becoming partly sunny during the afternoon, with a high near 81. Light east northeast wind becoming east 5 to 9 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63. East southeast wind 5 to 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 85. Breezy.

    High: 85 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Breezy.

    Low: 72 °F

    Slight Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 95. Windy.

    High: 95 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Breezy.

    Low: 75 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Light north northeast wind.
Thursday
Partly sunny, with a high near 79. Light north northeast wind.
Thursday Night
Mostly cloudy, with a low around 59. Light east wind.
Friday
Sunny, then becoming partly sunny during the afternoon, with a high near 81. Light east northeast wind becoming east 5 to 9 mph in the morning.
Friday Night
Mostly cloudy, with a low around 63. East southeast wind 5 to 8 mph.
Saturday
Partly sunny, with a high near 85. Breezy.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Breezy.
Sunday
Sunny, with a high near 95. Windy.
Sunday Night
Mostly clear, with a low around 75. Breezy.
Monday
Sunny, with a high near 96. Windy.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Breezy.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
10:52 pm CDT Jun 24, 2026
Forecast Valid:
11pm CDT Jun 24, 2026-6pm CDT Jul 1, 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