Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

67°F

19°C

Humidity 35%
Wind Speed E 8 mph
Barometer 30.33 in (1027.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 6 Apr 12:53 pm CDT
Extended Forecast for

Lavaca AR

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. Calm wind becoming east around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Calm wind becoming east around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. East wind 5 to 10 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Southeast wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm.  Mostly sunny, with a high near 75. South wind 5 to 10 mph.

    High: 75 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 80. Southeast wind around 5 mph.

    High: 80 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 72. Calm wind becoming east around 5 mph.
Tonight
Mostly clear, with a low around 44. Calm wind becoming east around 5 mph.
Tuesday
Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 50. East wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 76. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 55. Southeast wind around 5 mph.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 75. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 80. Southeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 60. East wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lavaca AR
 35.34°N 94.17°W
12:50 pm CDT Apr 6, 2026
12pm CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database