National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Surf and Rip Currents Along East Coast Beaches; Hazardous Heat in the West

Tropical storm conditions, storm surge flooding and coastal flooding will continue into Thursday across the Outer Banks and into portions of the Mid-Atlantic coastline. Life-threatening rip currents and high surf will continue to impact much of the Atlantic shoreline through the end of the week. Hazardous, record heat will continue across the Western U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

78°F

26°C

Humidity 79%
Wind Speed E 6 mph
Barometer 29.96 in (1013.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 Aug 2:53 am CDT
Extended Forecast for

Lavaca AR

  • Overnight

    Overnight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. East wind around 5 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. East wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 95. East wind around 5 mph becoming calm.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Northeast wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Calm wind becoming north around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. Northeast wind around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Northeast wind around 5 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Northeast wind around 5 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Calm wind.
Thursday
Sunny, with a high near 94. East wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 70. East wind around 5 mph.
Friday
Sunny, with a high near 95. East wind around 5 mph becoming calm.
Friday Night
Mostly clear, with a low around 69. Northeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 97. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. Northeast wind around 5 mph.
Sunday
Sunny, with a high near 95. Northeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 68. Northeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. East wind around 5 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. East wind around 5 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. East wind around 5 mph.
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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:
2:50 am CDT Aug 21, 2025
Forecast Valid:
3am CDT Aug 21, 2025-6pm CDT Aug 27, 2025
 
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Additional Resources

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Chance of Precipitation