Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

25°F

-4°C

Humidity 59%
Wind Speed NW 14 mph
Barometer 30.38 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 21 Feb 6:15 pm CST
Extended Forecast for

4 Miles S Arthur IA

  • Tonight

    Tonight: A slight chance of flurries between 2am and 5am.  Partly cloudy, with a low around 7. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 7 °F

    Slight Chance
    Flurries

  • Sunday

    Sunday: Sunny, with a high near 23. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 23 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 1. North wind 5 to 15 mph.

    Low: 1 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 22. North wind 5 to 10 mph becoming south in the afternoon.

    High: 22 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 14 by 9pm, then rising to around 22 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
A slight chance of flurries between 2am and 5am. 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 23. North northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 1. North wind 5 to 15 mph.
Monday
Sunny, with a high near 22. North wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a temperature falling to near 14 by 9pm, then rising to around 22 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 46. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Thursday
Sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 29.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Arthur IA
 42.29°N 95.35°W (Elev. 1460 ft)
5:43 pm CST Feb 21, 2026
6pm CST Feb 21, 2026-6pm CST Feb 28, 2026
 
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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