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.

Partly Cloudy

16°F

-9°C

Humidity 86%
Wind Speed NW 3 mph
Barometer 30.44 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 11 Jan 4:55 am CST
Extended Forecast for

3 Miles S Arthur IA

  • Today

    Today: Sunny, with a high near 35. West northwest wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 47. West southwest wind 5 to 10 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 53 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 24 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. Blustery.

    High: 31 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 35. West northwest wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Increasing clouds, with a low around 28. West wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 47. West southwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 36. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 53. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 24. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 31. Blustery.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 39.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Friday Night
Mostly cloudy, with a low around 10. Blustery.
Saturday
Partly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Arthur IA
 42.29°N 95.35°W (Elev. 1460 ft)
Last Update:
4:18 am CST Jan 11, 2026
Forecast Valid:
5am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation