National Weather Service Forecast for: Galliano LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 2:21 pm CDT Sep 20, 2025
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 90. Southeast wind around 5 mph.
Mostly Sunny

 Tonight

Tonight: Partly cloudy, with a low around 71. South wind around 5 mph becoming calm.
Partly Cloudy

 Sunday

Sunday: Mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Mostly Sunny

 Sunday
Night
Sunday Night: Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.
Mostly Clear

 Monday

Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 88. Light east wind becoming southeast 5 to 10 mph in the morning.
Chance
T-storms
 Monday
Night
Monday Night: Mostly clear, with a low around 72. Southeast wind around 5 mph.
Mostly Clear

 Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. South wind 5 to 10 mph.
Sunny then
Slight Chance
T-storms
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 73. South wind around 5 mph becoming calm after midnight.
Mostly Clear

 Wednesday

Wednesday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Light south wind increasing to 5 to 10 mph in the morning.
Chance
T-storms
Hi 90 °F Lo 71 °F Hi 90 °F Lo 72 °F Hi 88 °F Lo 72 °F Hi 89 °F Lo 73 °F Hi 90 °F

 

This Afternoon
 
 Mostly sunny, with a high near 90. Southeast wind around 5 mph.
Tonight
 
 Partly cloudy, with a low around 71. South wind around 5 mph becoming calm.
Sunday
 
 Mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
 
 Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.
Monday
 
 A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 88. Light east wind becoming southeast 5 to 10 mph in the morning.
Monday Night
 
 Mostly clear, with a low around 72. Southeast wind around 5 mph.
Tuesday
 
 A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. South wind 5 to 10 mph.
Tuesday Night
 
 Mostly clear, with a low around 73. South wind around 5 mph becoming calm after midnight.
Wednesday
 
 A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Light south wind increasing to 5 to 10 mph in the morning.
Wednesday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind around 5 mph.
Thursday
 
 A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph.
Thursday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph.
Friday
 
 A slight chance of showers and thunderstorms. Sunny, with a high near 89. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

 

Forecast from NOAA-NWS for Galliano LA.