Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44° N Lon: 90.26° W Elev: 0 ft.

Fair

80°F

27°C

Humidity 67%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Sep 7:35 pm CDT
Detailed forecast for

Lower Lafourche

Tonight
Clear. Lows in the mid 70s. East winds 5 to 10 mph.
Saturday
Sunny. Highs in the lower 90s. East winds 5 to 10 mph.
Saturday Night
Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph in the evening, becoming light and variable.
Sunday
Sunny. Highs in the lower 90s. Northeast winds around 5 mph, becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph in the evening, becoming light and variable.
Monday
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent.
Monday Night
Partly cloudy in the evening, then clearing. Lows in the mid 70s.
Tuesday
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.
Tuesday Night
Mostly clear. Lows in the mid 70s.
Wednesday
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.
Wednesday Night
Mostly clear. Lows in the mid 70s.
Thursday
Sunny with a slight chance of showers and thunderstorms. Highs around 90. Chance of rain 20 percent.
Thursday Night
Mostly clear. Lows in the mid 70s.
Friday
Mostly sunny. Highs in the upper 80s.



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535 PM CDT Fri Sep 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database