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.

Overcast

10°F

-12°C

Humidity 56%
Wind Speed S 12 mph
Barometer 30.30 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 4 Dec 11:55 am CST
Extended Forecast for

4 Miles S Arthur IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 15. South wind around 15 mph, with gusts as high as 30 mph.

    High: 15 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 19 by 10pm. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 13 °F⇑

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 33. South southwest wind around 10 mph becoming west in the afternoon.

    High: 33 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17. West northwest wind 5 to 10 mph.

    Low: 17 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after noon. Mostly cloudy, with a high near 26. North wind 5 to 10 mph becoming east in the morning. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 26 °F

    Slight Chance
    Snow then
    Snow Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of snow before midnight. Mostly cloudy, with a low around -1. North northeast wind around 10 mph. New snow accumulation of around an inch possible.

    Low: -1 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 8.

    High: 8 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 15. South wind around 15 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a temperature rising to around 19 by 10pm. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly cloudy, with a high near 33. South southwest wind around 10 mph becoming west in the afternoon.
Friday Night
Mostly cloudy, with a low around 17. West northwest wind 5 to 10 mph.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 26. North wind 5 to 10 mph becoming east in the morning. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Saturday Night
A 50 percent chance of snow before midnight. Mostly cloudy, with a low around -1. North northeast wind around 10 mph. New snow accumulation of around an inch possible.
Sunday
Partly sunny, with a high near 8.
Sunday Night
Mostly cloudy, with a low around -1.
Monday
Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 30.
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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:
10:33 am CST Dec 4, 2025
Forecast Valid:
12pm CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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