Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

79°F

26°C

Humidity	88%
Wind Speed	Calm
Barometer	30.08 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	13 Jul 8:35 pm CDT

More Information:

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

Extended Forecast for

11 Miles ESE Dulac LA

Tonight
Low: 81 °F
Mostly Clear
Monday
High: 90 °F
T-storms
Likely
Monday Night
Low: 80 °F
Chance
T-storms then
Mostly Clear
Tuesday
High: 91 °F
Chance
T-storms
Tuesday Night
Low: 80 °F
Partly Cloudy
then Slight
Chance
T-storms
Wednesday
High: 91 °F
T-storms
Likely
Wednesday Night
Low: 79 °F
Chance
T-storms then
Showers
Likely
Thursday
High: 89 °F
T-storms
Thursday Night
Low: 79 °F
Chance
T-storms then
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 81. South wind around 5 mph.

Monday

Showers and thunderstorms likely, mainly between 3pm and 4pm. Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 80. Southwest wind around 5 mph becoming calm in the evening.

Tuesday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. Northwest wind around 5 mph becoming southwest in the afternoon.

Tuesday Night

A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. Southwest wind 5 to 10 mph becoming northwest after midnight.

Wednesday

Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Northwest wind around 5 mph becoming south 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 79. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%.

Thursday

Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 89. North wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%.

Thursday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 79. South wind around 5 mph.

Friday

Showers and possibly a thunderstorm. Partly sunny, with a high near 87. South wind 5 to 10 mph.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 80. South wind around 5 mph.

Saturday

Showers and possibly a thunderstorm. Partly sunny, with a high near 89. South wind 5 to 10 mph.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Southwest wind around 5 mph.

Sunday

Showers and thunderstorms likely. Mostly sunny, with a high near 91. West wind 5 to 10 mph.