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.

Fair

50°F

10°C

Humidity 58%
Wind Speed W 8 mph
Barometer 29.76 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 6 Jan 2:55 pm CST
Extended Forecast for

Denison IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 47. West northwest wind 5 to 7 mph becoming calm.

    High: 47 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 31. Light and variable wind.

    Low: 31 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56. Southwest wind 5 to 10 mph.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 36. South southwest wind around 6 mph becoming calm after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 45. Calm wind becoming north 5 to 9 mph in the morning. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 27 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A 20 percent chance of snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 47. West northwest wind 5 to 7 mph becoming calm.
Tonight
Clear, with a low around 31. Light and variable wind.
Wednesday
Sunny, with a high near 56. Southwest wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 36. South southwest wind around 6 mph becoming calm after midnight.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 45. Calm wind becoming north 5 to 9 mph in the morning. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 38.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 43.
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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:
2:52 pm CST Jan 6, 2026
Forecast Valid:
3pm CST Jan 6, 2026-6pm CST Jan 12, 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