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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

89°F

32°C

Humidity 61%
Wind Speed SW 9 G 20 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 29 Jun 10:53 am CDT
Extended Forecast for

Charleston AR

Heat Advisory June 29, 01:00pm until June 29, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97. Heat index values as high as 106. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Calm wind becoming south around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Southeast wind around 5 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Friday

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

    High: 97 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 76. Southeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 97. Heat index values as high as 106. Light and variable wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Clear, with a low around 75. South wind around 5 mph.
Wednesday
Sunny, with a high near 96. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 96. Southeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening.
Independence Day
Mostly sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston AR
 35.31°N 94.06°W
Last Update:
8:50 am CDT Jun 29, 2026
Forecast Valid:
11am CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation