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

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 20 Jun 6:55 am CDT
Extended Forecast for

Larose LA

Heat Advisory June 20, 11:00am until June 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light east in the evening.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 91. East wind 5 to 10 mph.

    High: 91 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. East wind 5 to 10 mph. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light east in the evening.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 91. East wind 5 to 10 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph becoming light in the evening.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Larose LA
 29.57°N 90.39°W
Last Update:
6:20 am CDT Jun 20, 2025
Forecast Valid:
7am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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