Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Overcast

82°F

28°C

Humidity	86%
Wind Speed	S 6 mph
Barometer	29.77 in
Dewpoint	77°F (25°C)
Visibility	7.00 mi
Heat Index	90°F (32°C)
Last update	17 May 4:35 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles WSW Galliano Heliport LA

This Afternoon
High: 85 °F
Chance
T-storms
Tonight
Low: 70 °F
Chance
T-storms then
Severe
Thunderstorms
Saturday
High: 81 °F
Severe
Thunderstorms
then Chance
T-storms
Saturday Night
Low: 71 °F
Partly Cloudy
Sunday
High: 89 °F
Sunny
Sunday Night
Low: 71 °F
Mostly Clear
Monday
High: 87 °F
Sunny
Monday Night
Low: 72 °F
Mostly Clear
Tuesday
High: 87 °F
Sunny

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Southwest wind around 10 mph.

Tonight

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5am. Some of the storms could be severe. Low around 70. Southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday

Showers and thunderstorms, mainly before noon. Some of the storms could be severe. High near 81. North wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Saturday Night

Partly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.

Sunday

Sunny, with a high near 89. Calm wind becoming east around 5 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 71. Southeast wind around 5 mph becoming calm.

Monday

Sunny, with a high near 87. Light east wind becoming southeast 5 to 10 mph in the afternoon.

Monday Night

Mostly clear, with a low around 72. Southeast wind around 5 mph.

Tuesday

Sunny, with a high near 87. Southeast wind 5 to 10 mph.