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

73°F

23°C

Humidity 62%
Wind Speed SW 12 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 30 Mar 9:53 am CDT
Extended Forecast for

Lavaca AR

  • Today

    Today: Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 85. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 85. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 44. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lavaca AR
 35.34°N 94.17°W
Last Update:
9:56 am CDT Mar 30, 2026
Forecast Valid:
10am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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