Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

64°F

18°C

Humidity 76%
Wind Speed NE 5 mph
Barometer 30.26 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Apr 7:35 am CDT
Extended Forecast for

2 Miles NE Grand Isle LA

  • Today

    Today: Mostly sunny, with a high near 76. Southeast wind around 15 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. Southeast wind around 15 mph.

    Low: 70 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 76. Southeast wind 10 to 15 mph.  Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Southeast wind around 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. Southeast wind 10 to 15 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Southeast wind around 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 77. South wind 10 to 15 mph.

    High: 77 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 72. South wind around 10 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 77. South wind around 10 mph.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 76. Southeast wind around 15 mph.
Tonight
Mostly cloudy, with a low around 70. Southeast wind around 15 mph.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 76. Southeast wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 71. Southeast wind around 15 mph.
Thursday
Sunny, with a high near 76. Southeast wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 71. Southeast wind around 15 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. South wind 10 to 15 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 72. South wind around 10 mph.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. South wind around 10 mph.
Saturday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 72. South wind 5 to 10 mph.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. South wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 73. South wind around 10 mph.
Monday
Partly sunny, with a high near 78. South wind 10 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Grand Isle LA
 29.26°N 89.96°W
5:21 am CDT Apr 21, 2026
7am CDT Apr 21, 2026-6pm CDT Apr 27, 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