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.

Overcast

41°F

5°C

Humidity 73%
Wind Speed N 7 mph
Barometer 30.23 in (1024.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 4 Dec 3:53 pm CST
Extended Forecast for

Lavaca AR

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Calm wind becoming southwest around 5 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. East wind around 5 mph becoming northeast after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 52. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48. Calm wind becoming east around 5 mph.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 41. Calm wind.
Tonight
Mostly cloudy, with a low around 30. Calm wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Calm wind becoming southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 31. Calm wind.
Saturday
Mostly sunny, with a high near 54. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 38. East wind around 5 mph becoming northeast after midnight.
Sunday
Partly sunny, with a high near 52. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 31. Northwest wind 5 to 10 mph becoming light north after midnight.
Monday
Mostly sunny, with a high near 48. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 30. Calm wind.
Tuesday
Sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 38. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 60. South wind 5 to 10 mph becoming northwest 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:
1:50 pm CST Dec 4, 2025
Forecast Valid:
4pm CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation