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

57°F

14°C

Humidity 55%
Wind Speed NE 5 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 8 Feb 3:53 pm CST
Extended Forecast for

Lavaca AR

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 59. Calm wind.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 53. East wind around 5 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 77. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Cloudy, with a low around 52. Southwest wind around 5 mph becoming north in the evening.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 66. East wind around 5 mph.

    High: 66 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. East wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67. East wind 5 to 10 mph.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 59. Calm wind.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 39. Calm wind.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. Calm wind becoming east around 5 mph.
Monday Night
Increasing clouds, with a low around 53. East wind around 5 mph.
Tuesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 77. East wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A 50 percent chance of showers. Cloudy, with a low around 52. Southwest wind around 5 mph becoming north in the evening.
Wednesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 66. East wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 46. East wind around 5 mph.
Thursday
Partly sunny, with a high near 67. East wind 5 to 10 mph.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 67. East wind 5 to 10 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46. East wind 5 to 10 mph.
Saturday
Showers likely. Mostly cloudy, with a high near 57. East wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
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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:
3:50 pm CST Feb 8, 2026
Forecast Valid:
4pm CST Feb 8, 2026-6pm CST Feb 14, 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