Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

78°F

26°C

Humidity	89%
Wind Speed	Calm
Barometer	30.06 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	14 Jul 9:15 pm CDT

More Information:

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

Extended Forecast for

South Lafourche Airport LA

Tonight
Low: 74 °F
Mostly Clear
Tuesday
High: 92 °F
Chance
T-storms
Tuesday Night
Low: 75 °F
Mostly Clear
then Slight
Chance
T-storms
Wednesday
High: 92 °F
T-storms
Likely
Wednesday Night
Low: 73 °F
Chance
T-storms then
Showers
Likely
Thursday
High: 88 °F
T-storms
Thursday Night
Low: 73 °F
Showers
Friday
High: 88 °F
Showers then
T-storms
Friday Night
Low: 75 °F
Chance
T-storms

Detailed Forecast

Tonight

Mostly clear, with a low around 74. Calm wind.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly between noon and 5pm. Sunny, with a high near 92. Calm wind becoming north around 5 mph.

Tuesday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. Calm wind becoming northwest around 5 mph.

Wednesday

Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 92. Northwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

Wednesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 70%.

Thursday

Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. Calm wind becoming northeast around 5 mph in the morning. Chance of precipitation is 90%.

Thursday Night

Showers and possibly a thunderstorm. Low around 73. Calm wind. Chance of precipitation is 80%.

Friday

Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 90%.

Friday Night

A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.

Saturday

Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

Saturday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind.

Sunday

Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

Sunday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.

Monday

Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.