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.

Fair

73°F

23°C

Humidity 78%
Wind Speed Vrbl 3 mph
Barometer 30.15 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 27 Aug 9:55 am CDT
Extended Forecast for

Arthur IA

  • Today

    Today: Sunny, with a high near 82. Northwest wind around 5 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Light south southeast wind becoming south southwest 5 to 10 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    T-storms then
    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 57. Calm wind.
Friday
Mostly sunny, with a high near 84. Light south southeast wind becoming south southwest 5 to 10 mph in the morning.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Partly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arthur IA
 42.33°N 95.35°W (Elev. 1348 ft)
Last Update:
9:33 am CDT Aug 27, 2026
Forecast Valid:
10am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation