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.

Fair

86°F

30°C

Humidity 43%
Wind Speed S 13 mph
Barometer 30.04 in
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Heat Index86°F (30°C)
Last update 3 Oct 4:15 pm CDT
Extended Forecast for

Arion IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. South wind around 11 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. South wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Windy, with a south wind 14 to 23 mph, with gusts as high as 36 mph.

    High: 88 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Breezy, with a south wind 17 to 20 mph, with gusts as high as 32 mph.

    Low: 65 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 83. Breezy, with a south wind 16 to 20 mph, with gusts as high as 33 mph.

    High: 83 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 89. South wind around 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 68. South wind 7 to 11 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 88. Windy, with a south wind 14 to 23 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 65. Breezy, with a south wind 17 to 20 mph, with gusts as high as 32 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 83. Breezy, with a south wind 16 to 20 mph, with gusts as high as 33 mph.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arion IA
 41.94°N 95.47°W
Last Update:
4:35 pm CDT Oct 3, 2025
Forecast Valid:
4pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation