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.

A Few Clouds

41°F

5°C

Humidity 61%
Wind Speed SE 15 G 23 mph
Barometer 29.96 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 14 Mar 11:35 am CDT
Extended Forecast for

3 Miles SW Denison IA

Blizzard Warning March 15, 01:00pm until March 16, 07:00am
High Wind Warning March 15, 01:00pm until March 16, 04:00am
Click here for hazard details and duration
Blizzard Warning
High Wind Warning

  • Today

    Today: Mostly sunny, with a high near 55. Breezy, with a south southeast wind 16 to 18 mph, with gusts as high as 26 mph.

    High: 55 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A slight chance of rain before 1am, then a chance of rain and thunderstorms between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 32. Breezy, with a southeast wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 32 °F

    Breezy.
    Slight Chance
    Rain then
    Chance Rain

  • Sunday

    Sunday: A chance of rain and snow before 10am, then snow. Widespread blowing snow, mainly after 4pm. Temperature falling to around 25 by 5pm. Wind chill values as low as 5. Very windy, with a north wind 24 to 29 mph increasing to 33 to 38 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F⇓

    Rain/Snow and
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 7pm. Widespread blowing snow, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -15. Windy, with a north northwest wind 28 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 4 °F

    Snow Likely
    and Blowing
    Snow

  • Monday

    Monday: Patchy blowing snow. Sunny, with a high near 21. Windy, with a northwest wind around 22 mph, with gusts as high as 36 mph.

    High: 21 °F

    Patchy
    Blowing Snow
    and Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 38. Breezy.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 55. Breezy, with a south southeast wind 16 to 18 mph, with gusts as high as 26 mph.
Tonight
A slight chance of rain before 1am, then a chance of rain and thunderstorms between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 32. Breezy, with a southeast wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain and snow before 10am, then snow. Widespread blowing snow, mainly after 4pm. Temperature falling to around 25 by 5pm. Wind chill values as low as 5. Very windy, with a north wind 24 to 29 mph increasing to 33 to 38 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow likely, mainly before 7pm. Widespread blowing snow, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -15. Windy, with a north northwest wind 28 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Patchy blowing snow. Sunny, with a high near 21. Windy, with a northwest wind around 22 mph, with gusts as high as 36 mph.
Monday Night
Mostly clear, with a low around 3.
Tuesday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 38. Breezy.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Denison IA
 41.98°N 95.38°W
Last Update:
11:44 am CDT Mar 14, 2026
Forecast Valid:
11am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation