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.

Light Unknown Precip and Breezy

30°F

-1°C

Humidity 100%
Wind Speed NW 21 G 26 mph
Barometer 29.89 in
Dewpoint 30°F (-1°C)
Visibility 6.00 mi
Wind Chill17°F (-8°C)
Last update 7 Mar 4:15 am CST
Extended Forecast for

Denison IA

  • Overnight

    Overnight: A slight chance of snow showers and freezing rain after 5am. Cloudy, with a low around 29. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Wintry Mix

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. South southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 42. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

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

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers after midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
A slight chance of snow showers and freezing rain after 5am. Cloudy, with a low around 29. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 33. South southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 66. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 42. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
A chance of rain and snow showers after midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 50. Breezy.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 58. Breezy.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 56. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
2:36 am CST Mar 7, 2026
Forecast Valid:
4am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation