Excessive Rainfall and Flooding Threat in the South; Hazardous Heat in the Western U.S. Expanding to the Northern Plains

Multiple rounds of heavy rain and thunderstorms across portions of the Texas and Louisiana Coast will likely lead to flash, urban, small stream and river flooding. An additional heavy rainfall threat will exist from the Lower Mississippi Valley through the southern Mid-Atlantic. Meanwhile, a dangerous heat threat will continue across the Western U.S. and northern Plains through Thursday. Read More >

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Partly Cloudy

86°F

30°C

Humidity 71%
Wind Speed SW 7 mph
Barometer 30.12 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 24 Jul 6:55 pm CDT
Extended Forecast for

11 Miles ESE Dulac LA

  • Tonight

    Tonight: Mostly cloudy, with a low around 78. Southwest wind around 5 mph becoming northeast in the evening.

    Low: 78 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after noon.  Partly sunny, with a high near 88. Southeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 77. East wind around 5 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm.  High near 88. East wind around 5 mph.  Chance of precipitation is 80%.

    High: 88 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 79. South wind around 5 mph.  Chance of precipitation is 60%.

    Low: 79 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 88. South wind 5 to 10 mph.  Chance of precipitation is 90%.

    High: 88 °F

    Showers then
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 80. Southeast wind around 5 mph.

    Low: 80 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 88. Southeast wind 5 to 10 mph.  Chance of precipitation is 80%.

    High: 88 °F

    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 81. Southeast wind around 5 mph.

    Low: 81 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 78. Southwest wind around 5 mph becoming northeast in the evening.
Thursday
Showers and thunderstorms likely, mainly after noon. Partly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. East wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 88. East wind around 5 mph. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 79. South wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 88. South wind 5 to 10 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80. Southeast wind around 5 mph.
Sunday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. Southeast wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 81. Southeast wind around 5 mph.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. South wind around 5 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 80. South wind around 5 mph.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. West wind around 5 mph becoming south in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Southwest wind around 5 mph.
Wednesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Northwest wind 5 to 10 mph becoming southeast in the afternoon.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
6:27 pm CDT Jul 24, 2024
7pm CDT Jul 24, 2024-6pm CDT Jul 31, 2024
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database