National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Fair

78°F

26°C

Humidity 98%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Aug 8:15 am CDT
Extended Forecast for

7 Miles SW Plaquemine LA

Heat Advisory August 16, 10:00am until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Showers and thunderstorms likely, mainly between 3pm and 5pm. Mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.

    High: 94 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 75. North wind around 5 mph becoming calm.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph.

    High: 94 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Chance
    Showers then
    T-storms
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 3pm and 5pm. Mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. Calm wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 76. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 75. North wind around 5 mph becoming calm.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 75. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Thursday
Showers and thunderstorms likely. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Plaquemine LA
 30.21°N 91.32°W
Last Update:
5:47 am CDT Aug 16, 2025
Forecast Valid:
8am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation