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

Hazardous Weather Conditions

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

82°F

28°C

Humidity 75%
Wind Speed SW 7 mph
Barometer 30.03 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 20 Aug 12:35 am CDT
Extended Forecast for

Pilottown LA

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 83. Southwest wind around 10 mph.

    Low: 83 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Northwest wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a steady temperature around 86. West wind 5 to 10 mph.

    Low: 86 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89. West wind 5 to 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 83. Southwest wind 5 to 10 mph.

    Low: 83 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Northwest wind 5 to 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 83. Southwest wind 5 to 10 mph.

    Low: 83 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Northwest wind around 5 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 83. West wind around 5 mph.

    Low: 83 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 83. Southwest wind around 10 mph.
Thursday
Mostly sunny, with a high near 89. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a steady temperature around 86. West wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89. West wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 83. Southwest wind 5 to 10 mph.
Saturday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Northwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 83. Southwest wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Northwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 83. West wind around 5 mph.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. West wind around 5 mph becoming north in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southwest wind around 5 mph.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 89. Northwest wind around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southwest wind around 5 mph.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 89. Southwest wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pilottown LA
 29.19°N 89.26°W
Last Update:
10:56 pm CDT Aug 19, 2026
Forecast Valid:
12am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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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