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

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Fair

93°F

34°C

Humidity 54%
Wind Speed N 3 mph
Barometer 30.00 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 26 Aug 12:55 pm CDT
Extended Forecast for

Plaquemine LA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 97. Heat index values as high as 113. North wind around 5 mph becoming calm.

    High: 97 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 92. Heat index values as high as 108. Calm wind becoming west around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming north around 5 mph. Chance of precipitation is 50%.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 97. Heat index values as high as 113. North wind around 5 mph becoming calm.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 92. Heat index values as high as 108. Calm wind becoming west around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming north around 5 mph. Chance of precipitation is 50%.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plaquemine LA
 30.27°N 91.23°W
Last Update:
5:20 am CDT Aug 26, 2026
Forecast Valid:
1pm CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
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