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.

Partly Cloudy

46°F

8°C

Humidity 100%
Wind Speed S 9 mph
Barometer 29.70 in
Dewpoint 46°F (8°C)
Visibility 8.00 mi
Wind Chill41°F (5°C)
Last update 27 Dec 12:15 pm CST
Extended Forecast for

4 Miles S Arthur IA

  • This Afternoon

    This Afternoon: Patchy fog after 5pm. Otherwise, cloudy, with a high near 51. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Patchy Fog

  • Tonight

    Tonight: A 30 percent chance of rain after 3am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 23. Blustery, with a south southwest wind 5 to 10 mph becoming north northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 23 °F

    Patchy Fog
    then Chance
    Rain and
    Areas Fog

  • Sunday

    Sunday: Rain before 7am, then rain and snow between 7am and 8am, then snow after 8am. Patchy blowing snow after 8am. Temperature falling to around 13 by 5pm. Windy, with a north northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 37 °F⇓

    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow. Mostly cloudy, with a low around 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 5 °F

    Patchy
    Blowing Snow
    and Windy

  • Monday

    Monday: Patchy blowing snow before 1pm. Mostly sunny, with a high near 16. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 16 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Northwest wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Patchy fog after 5pm. Otherwise, cloudy, with a high near 51. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of rain after 3am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 23. Blustery, with a south southwest wind 5 to 10 mph becoming north northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Rain before 7am, then rain and snow between 7am and 8am, then snow after 8am. Patchy blowing snow after 8am. Temperature falling to around 13 by 5pm. Windy, with a north northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Patchy blowing snow. Mostly cloudy, with a low around 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph.
Monday
Patchy blowing snow before 1pm. Mostly sunny, with a high near 16. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 8. Northwest wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 6.
New Year's Day
Sunny, with a high near 17.
Thursday Night
Partly cloudy, with a low around 6.
Friday
Mostly sunny, with a high near 24.
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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:
10:53 am CST Dec 27, 2025
Forecast Valid:
12pm CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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Chance of Precipitation