National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

16°F

-9°C

Humidity 100%
Wind Speed NW 8 mph
Barometer 30.29 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 21 Feb 9:15 am CST
Extended Forecast for

4 Miles S Arthur IA

  • Today

    Today: Partly sunny, with a high near 27. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 27 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 7. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 24. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 0. North wind 5 to 15 mph.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 21. North wind 5 to 10 mph becoming south in the afternoon.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 44. Breezy.

    High: 44 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 27. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 7. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 24. North northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 0. North wind 5 to 15 mph.
Monday
Sunny, with a high near 21. North wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 11. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 44. Breezy.
Wednesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Partly cloudy, with a low around 20. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 28.
Friday
Mostly sunny, with a high near 54.
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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:
8:48 am CST Feb 21, 2026
Forecast Valid:
9am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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