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

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

A Few Clouds

95°F

35°C

Humidity 47%
Wind Speed NW 6 mph
Barometer 29.95 in (1013.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 4 Jul 2:53 pm CDT
Extended Forecast for

Lucas AR

Heat Advisory July 4, 03:03pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 4, 03:03pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Independence Day

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Increasing clouds, with a low around 74. South southeast wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming northwest around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming north northeast around 5 mph.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Independence Day
Mostly sunny, with a high near 94. Heat index values as high as 102. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Increasing clouds, with a low around 74. South southeast wind around 5 mph becoming calm.
Sunday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming northwest around 5 mph.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming north northeast around 5 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind.
Tuesday Night
Mostly clear, with a low around 73. Calm wind.
Wednesday
Sunny, with a high near 94. Calm wind becoming south southwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 79.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lucas AR
 35.09°N 94.12°W (Elev. 646 ft)
Last Update:
2:35 pm CDT Jul 4, 2026
Forecast Valid:
3pm CDT Jul 4, 2026-6pm CDT Jul 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation