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.

A Few Clouds

3°F

-16°C

Humidity 92%
Wind Speed N 8 mph
Barometer 30.69 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 23 Feb 2:10 am CST
Extended Forecast for

4 Miles S Arthur IA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 2. North wind 5 to 10 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 24. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature rising to around 24 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47. South southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after noon. Increasing clouds, with a high near 36. North northwest wind 5 to 10 mph becoming south southeast in the morning. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Mostly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 2. North wind 5 to 10 mph.
Monday
Sunny, with a high near 24. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a temperature rising to around 24 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 47. South southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 18. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow after noon. Increasing clouds, with a high near 36. North northwest wind 5 to 10 mph becoming south southeast in the morning. New snow accumulation of less than a half inch possible.
Wednesday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.
Thursday
Sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 13.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...
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:
12:33 am CST Feb 23, 2026
Forecast Valid:
2am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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