Severe Thunderstorms and Flash Flooding Potential Across the Gulf Coast States

Strong to severe thunderstorms capable of producing large hail, damaging winds, a few tornadoes and heavy rain will be in play across the western and central Gulf Coast over the next few days. Multiple rounds of heavy rainfall may lead to considerable flash and urban flooding especially within vulnerable areas. New and renewed river flooding will also be possible. Read More >

Hazardous Weather Conditions

Flood Watch in effect from May 13, 07:00 AM CDT until May 14, 10:00 AM CDT

Current conditions at

New Orleans Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

Overcast

80°F

27°C

Humidity	87%
Wind Speed	S 8 mph
Barometer	29.79 in (1008.7 mb)
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	13 May 6:55 am CDT

More Information:

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

Extended Forecast for

Port Sulphur LA

Flood Watch until May 14, 10:00am

Click here for hazard details and duration

Flood Watch

Flood Watch until May 14, 10:00am
NOW until 10:00am Tue
Flood Watch
Today
High: 84 °F
Heavy Rain
and Breezy
Tonight
Low: 71 °F
Heavy Rain
Tuesday
High: 87 °F
Heavy Rain
Tuesday Night
Low: 70 °F
Mostly Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 71 °F
Partly Cloudy
Thursday
High: 85 °F
Chance
T-storms
Thursday Night
Low: 72 °F
Chance
T-storms

Detailed Forecast

Today

Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with a south wind 10 to 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Some of the storms could produce heavy rainfall. Low around 71. South wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Mostly clear, with a low around 70. West wind 5 to 10 mph.

Wednesday

Sunny, with a high near 88. Northwest wind around 5 mph becoming southwest in the afternoon.

Wednesday Night

Partly cloudy, with a low around 71. South wind around 5 mph.

Thursday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southeast wind 10 to 15 mph.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 15 mph, with gusts as high as 25 mph.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 87. Breezy, with a south wind 15 to 20 mph.