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

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

88°F

31°C

Humidity 50%
Wind Speed Calm
Barometer 29.76 in (1007.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Jun 5:53 pm CDT
Extended Forecast for

Lucas AR

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 76. South wind 5 to 10 mph becoming light south southeast in the evening. Winds could gust as high as 20 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming east around 5 mph.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.

    High: 87 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southeast wind around 5 mph, with gusts as high as 15 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. South southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Calm wind.
Wednesday
Sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Increasing clouds, with a low around 76. South wind 5 to 10 mph becoming light south southeast in the evening. Winds could gust as high as 20 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming east around 5 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Juneteenth
A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southeast wind around 5 mph, with gusts as high as 15 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. South southeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly clear, with a low around 77.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Lucas AR
 35.07°N 94.12°W (Elev. 584 ft)
Last Update:
6:35 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 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