National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

92°F

33°C

Humidity 56%
Wind Speed SW 12 mph
Barometer 29.86 in (1010.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 27 Jun 5:53 pm CDT
Extended Forecast for

Denning AR

Heat Advisory June 28, 01:00pm until June 28, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South wind 5 to 10 mph becoming southeast in the evening.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 96. Heat index values as high as 107. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 97. Heat index values as high as 111. South wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. South wind 5 to 10 mph becoming southeast in the evening.
Sunday
Sunny, with a high near 96. Heat index values as high as 107. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Monday
Sunny, with a high near 97. Heat index values as high as 111. South wind 5 to 10 mph.
Monday Night
Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Southeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Independence Day
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 98. Calm wind becoming south around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Denning AR
 35.42°N 93.76°W
Last Update:
5:50 pm CDT Jun 27, 2026
Forecast Valid:
6pm CDT Jun 27, 2026-6pm CDT Jul 4, 2026
 
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Additional Resources

Radar & Satellite Image

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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