Heavy Rainfall Threat for Mid-Atlantic into Southern New England; Fire Weather Hazards for the West

Heavy rain and isolated severe thunderstorms may cause flash flooding in the northern Mid-Atlantic today. The Mid-Atlantic and Southeast heatwave is slowly easing, while cooler, drier air spreads across the Central and Eastern U.S. for the start of August. Critical fire conditions persist in the Pacific Northwest and Four Corners due to dry storms and gusty winds. Read More >

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

84°F

29°C

Humidity 67%
Wind Speed Calm
Barometer 30.04 in (1016.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 31 Jul 7:53 am CDT
Extended Forecast for

Fort Smith Regional Airport AR

Heat Advisory July 31, 12:00pm until July 31, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 97. Heat index values as high as 107. East wind 5 to 10 mph.  New rainfall amounts between a quarter and half of an inch possible.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 75. Northeast wind around 5 mph.

    Low: 75 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 88. Northeast wind 5 to 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. East wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. East wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. East wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 92. East wind around 5 mph.

    High: 92 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Heat index values as high as 107. East wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 75. Northeast wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 88. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 71. East wind around 5 mph.
Saturday
Mostly sunny, with a high near 88. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 68. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 88. East wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 71. East wind around 5 mph.
Tuesday
Sunny, with a high near 93. East wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 73. East wind around 5 mph.
Wednesday
Sunny, with a high near 96. East wind around 5 mph becoming south in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Smith Regional Airport AR
 35.34°N 94.37°W
6:50 am CDT Jul 31, 2025
8am CDT Jul 31, 2025-6pm CDT Aug 6, 2025
 
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Additional Resources

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