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Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Light Unknown Precip and Breezy

34°F

1°C

Humidity 93%
Wind Speed NW 21 mph
Barometer 30.23 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 11 Mar 12:35 pm CDT
Extended Forecast for

Denison IA

High Wind Watch March 12, 10:00pm until March 13, 10:00am
Red Flag Warning March 12, 12:00pm until March 12, 09:00pm
Click here for hazard details and duration
High Wind Watch
Red Flag Warning

  • This Afternoon

    This Afternoon: Partly sunny, then gradually becoming sunny, with a high near 42. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.

    High: 42 °F

    Becoming
    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 26. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 62. Windy, with a south southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 62 °F

    Partly Sunny
    and Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 30. Windy, with a south southwest wind 20 to 25 mph becoming west northwest after midnight. Winds could gust as high as 40 mph.

    Low: 30 °F

    Windy. Slight
    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 45. Breezy, with a northwest wind 10 to 17 mph, with gusts as high as 33 mph.

    High: 45 °F

    Partly Sunny
    and Breezy
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain before 1am, then rain and snow likely. Mostly cloudy, with a low around 28. Blustery. Chance of precipitation is 70%.

    Low: 28 °F

    Chance Rain
    then
    Rain/Snow
    Likely and
    Blustery

  • Sunday

    Sunday: A chance of rain and snow before 1pm, then a chance of snow. Mostly cloudy, with a high near 35. Windy. Chance of precipitation is 50%.

    High: 35 °F

    Chance
    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Partly sunny, then gradually becoming sunny, with a high near 42. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 26. West northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 62. Windy, with a south southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Thursday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 30. Windy, with a south southwest wind 20 to 25 mph becoming west northwest after midnight. Winds could gust as high as 40 mph.
Friday
Mostly cloudy, with a high near 45. Breezy, with a northwest wind 10 to 17 mph, with gusts as high as 33 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 54.
Saturday Night
A chance of rain before 1am, then rain and snow likely. Mostly cloudy, with a low around 28. Blustery. Chance of precipitation is 70%.
Sunday
A chance of rain and snow before 1pm, then a chance of snow. Mostly cloudy, with a high near 35. Windy. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 8. Windy.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 38.
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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:
12:02 pm CDT Mar 11, 2026
Forecast Valid:
12pm CDT Mar 11, 2026-6pm CDT Mar 17, 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