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

41°F

5°C

Humidity 76%
Wind Speed SW 9 mph
Barometer 29.76 in
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Wind Chill35°F (2°C)
Last update 7 Jan 10:15 am CST
Extended Forecast for

4 Miles S Arthur IA

  • Today

    Today: Sunny, with a high near 52. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. South southwest wind 5 to 10 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain likely, mainly after noon. Cloudy, with a high near 43. South southwest wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before midnight, then a chance of snow. Cloudy, with a low around 28. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 37. North wind around 10 mph.

    High: 37 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 31. Blustery.

    High: 31 °F

    Chance Snow
    and Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 52. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 34. South southwest wind 5 to 10 mph.
Thursday
Rain likely, mainly after noon. Cloudy, with a high near 43. South southwest wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain and snow before midnight, then a chance of snow. Cloudy, with a low around 28. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 37. North wind around 10 mph.
Friday Night
A 40 percent chance of snow, mainly after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 31. Blustery.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Arthur IA
 42.29°N 95.35°W (Elev. 1460 ft)
Last Update:
10:14 am CST Jan 7, 2026
Forecast Valid:
10am CST Jan 7, 2026-6pm CST Jan 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