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

Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

79°F

26°C

Humidity 84%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 29 Jun 11:35 pm CDT
Extended Forecast for

Buras-Triumph LA

  • Tonight

    Tonight: Mostly clear, with a low around 81. South wind around 5 mph becoming calm after midnight.

    Low: 81 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 80. Calm wind becoming west around 5 mph.

    Low: 80 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 92. North wind around 5 mph becoming east in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81. East wind around 5 mph becoming calm after midnight.

    Low: 81 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92. East wind 5 to 10 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. Southeast wind around 5 mph becoming calm in the evening.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. South wind around 5 mph becoming calm.

    Low: 80 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 81. South wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 80. Calm wind becoming west around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 92. North wind around 5 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 81. East wind around 5 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92. East wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 81. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 80. South wind around 5 mph becoming calm.
Independence Day
A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 92. Northwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 81. Southwest wind around 5 mph.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 91. West wind around 5 mph becoming south in the afternoon.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Southwest wind around 5 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Buras-Triumph LA
 29.33°N 89.49°W
Last Update:
2:02 pm CDT Jun 29, 2026
Forecast Valid:
11pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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