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

69°F

21°C

Humidity 36%
Wind Speed NE 7 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 15 Feb 4:53 pm CST
Extended Forecast for

Lavaca AR

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 40. North wind around 5 mph becoming calm.

    Low: 40 °F

    Clear then
    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 8am. Otherwise, sunny, with a high near 70. South wind 5 to 10 mph.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Southeast wind around 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. South wind 5 to 10 mph becoming southeast after midnight.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. South wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Southwest wind around 10 mph becoming northeast after midnight.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 40. North wind around 5 mph becoming calm.
Washington's Birthday
Patchy fog before 8am. Otherwise, sunny, with a high near 70. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 47. Southeast wind around 5 mph.
Tuesday
Partly sunny, with a high near 73. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 55. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 52. South wind 5 to 10 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 78. South wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 45. Southwest wind around 10 mph becoming northeast after midnight.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41. East wind around 5 mph becoming north after midnight.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 62. Northwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 36. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 59. North wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lavaca AR
 35.34°N 94.17°W
Last Update:
2:51 pm CST Feb 15, 2026
Forecast Valid:
5pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
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Additional Resources

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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