Areas of Extreme Heat and Fire Weather in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat will continue in the interior Northwest into midweek before finally waning. Hot temperatures, dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather. Heavy rain and thunderstorms are expected across portions of the Great Basin, Rockies, and central/southern Plains. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Mostly Cloudy

73°F

23°C

Humidity 76%
Wind Speed S 3 mph
Barometer 30.20 in (1022.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 26 Aug 5:53 pm CDT
Extended Forecast for

Charleston AR

  • Tonight

    Tonight: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 60. Southeast wind around 5 mph becoming calm.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 75. Southeast wind around 5 mph.  Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 10pm.  Mostly cloudy, with a low around 64. East wind around 5 mph.  Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 72. East wind around 10 mph.  Chance of precipitation is 90%.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 63. East wind around 5 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 74. East wind 5 to 10 mph.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62. East wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81. East wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Northeast wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 60. Southeast wind around 5 mph becoming calm.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 75. Southeast wind around 5 mph. Chance of precipitation is 40%.
Wednesday Night
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 64. East wind around 5 mph. Chance of precipitation is 40%.
Thursday
Showers and possibly a thunderstorm. High near 72. East wind around 10 mph. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm. Low around 63. East wind around 5 mph. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 62. East wind around 5 mph.
Saturday
Partly sunny, with a high near 81. East wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 85. East wind around 5 mph.
Sunday Night
Mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Charleston AR
 35.29°N 94.04°W
5:50 pm CDT Aug 26, 2025
5pm CDT Aug 26, 2025-6pm CDT Sep 2, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database