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.

Fog/Mist

76°F

24°C

Humidity 99%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 76°F (24°C)
Visibility 4.00 mi
Heat Index75°F (24°C)
Last update 25 Aug 5:15 am CDT
Extended Forecast for

Napoleonville LA

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 93. Heat index values as high as 109. Calm wind becoming north around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 76. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 95. Heat index values as high as 112. Calm wind becoming northwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 77. South wind around 5 mph becoming calm.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. High near 91. Calm wind becoming west around 5 mph. Chance of precipitation is 90%.

    High: 91 °F

    Showers
    Likely then
    Heavy Rain

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 7pm, 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

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 91. Calm wind becoming west around 5 mph. Chance of precipitation is 80%.

    High: 91 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms

  • Saturday

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

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 93. Heat index values as high as 109. Calm wind becoming north around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 76. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 95. Heat index values as high as 112. Calm wind becoming northwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 77. South wind around 5 mph becoming calm.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. High near 91. Calm wind becoming west around 5 mph. Chance of precipitation is 90%.
Thursday Night
Showers and thunderstorms likely, mainly before 7pm, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 91. Calm wind becoming west around 5 mph. Chance of precipitation is 80%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. Calm wind.
Saturday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph.
Saturday Night
Partly cloudy, with a low around 74. Calm wind.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind becoming east around 5 mph.
Sunday Night
Partly cloudy, with a low around 74. Calm wind.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napoleonville LA
 29.93°N 91.04°W
Last Update:
5:26 am CDT Aug 25, 2026
Forecast Valid:
5am CDT Aug 25, 2026-6pm CDT Aug 31, 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