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

86°F

30°C

Humidity 73%
Wind Speed W 6 mph
Barometer 29.95 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 27 Aug 3:35 pm CDT
Extended Forecast for

Napoleonville LA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Northeast wind around 5 mph becoming south. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 73 °F

    Chance
    T-storms then
    Heavy Rain

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 90. Calm wind becoming north around 5 mph.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 73. Calm wind.

    Low: 73 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Northeast wind around 5 mph becoming south. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 90. Calm wind becoming north around 5 mph.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 73. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 74. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74. Calm wind.
Tuesday
Showers and thunderstorms likely. Sunny, with a high near 93. Calm wind becoming east around 5 mph.
Tuesday Night
Partly cloudy, with a low around 74. Calm wind.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind.
Wednesday Night
Partly cloudy, with a low around 74. Calm wind.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming east around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napoleonville LA
 29.95°N 91.03°W
Last Update:
2:07 pm CDT Aug 27, 2026
Forecast Valid:
3pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
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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