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.

Fair

82°F

28°C

Humidity 77%
Wind Speed Calm
Barometer 30.02 in (1016.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 14 Jun 10:53 am CDT
Extended Forecast for

Lavaca AR

  • Today

    Today: Scattered showers and thunderstorms, mainly before 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 85. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Heavy Rain

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 89. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly before 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 85. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 89. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm.
Monday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 72. South wind around 5 mph.
Tuesday
Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Juneteenth
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Friday
Sunny, with a high near 95. Southeast wind around 5 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lavaca AR
 35.34°N 94.17°W
Last Update:
10:50 am CDT Jun 14, 2025
Forecast Valid:
11am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
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