Current conditions at

Galliano, South Lafourche Airport (KGAO)

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

Fair

68°F

20°C

Humidity 73%
Wind Speed N 12 mph
Barometer 30.10 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 26 Nov 3:15 am CST
Detailed forecast for

Coastal Jefferson

Rest Of Tonight
Partly cloudy. Lows around 60. Northwest winds around 5 mph, increasing to north 10 to 15 mph.
Wednesday
Mostly sunny. Highs around 70. North winds 10 to 15 mph with gusts up to 25 mph.
Wednesday Night
Partly cloudy in the evening, then becoming mostly clear. Cooler with lows in the upper 40s. North winds 15 to 20 mph with gusts up to 30 mph.
Thanksgiving Day
Sunny. Highs in the lower 60s. Northeast winds 15 to 20 mph.
Thursday Night
Mostly clear. Lows in the upper 40s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Friday And Friday Night
Partly cloudy. Highs in the lower 60s. Lows in the upper 40s.
Saturday
Partly sunny. Highs around 70.
Saturday Night
Mostly cloudy. A chance of showers and thunderstorms after midnight. Not as cool with lows in the lower 60s. Chance of rain 30 percent.
Sunday
A chance of thunderstorms in the morning. Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.
Sunday Night
Cloudy with a 40 percent chance of showers. Lows in the mid 50s.
Monday
Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s.
Monday Night
Cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 50s. Chance of rain 60 percent.
Tuesday
Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Highs in the mid 60s.



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1117 PM CST Tue Nov 25 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database