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Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

48°F

9°C

Humidity 43%
Wind Speed SE 17 G 23 mph
Barometer 29.86 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Mar 1:35 pm CDT
Extended Forecast for

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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 55. Breezy, with a southeast wind around 17 mph, with gusts as high as 25 mph.

    High: 55 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: A chance of rain and thunderstorms before 3am, then rain likely and possibly a thunderstorm between 3am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 31. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 31 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: A chance of rain and snow before 10am, then snow. Widespread blowing snow, mainly after 5pm. 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 31 to 36 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 3. Wind chill values as low as -15. Windy, with a north northwest wind 28 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 3 °F

    Snow Likely
    and Blowing
    Snow

  • Monday

    Monday: Patchy blowing snow. Sunny, with a high near 19. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 34 mph.

    High: 19 °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 30 percent chance of snow after 1pm. Mostly cloudy, with a high near 38.

    High: 38 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 55. Breezy, with a southeast wind around 17 mph, with gusts as high as 25 mph.
Tonight
A chance of rain and thunderstorms before 3am, then rain likely and possibly a thunderstorm between 3am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 31. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. 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 5pm. 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 31 to 36 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 3. Wind chill values as low as -15. Windy, with a north northwest wind 28 to 33 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 19. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 34 mph.
Monday Night
Mostly clear, with a low around 3.
Tuesday
A 30 percent chance of snow after 1pm. Mostly cloudy, with a high near 38.
Tuesday Night
A slight chance of rain and snow before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Denison IA
 42.03°N 95.35°W
Last Update:
1:32 pm CDT Mar 14, 2026
Forecast Valid:
1pm 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