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

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

5 Miles SW Napoleonville LA

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 79. Calm wind.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 95. Heat index values as high as 114. Calm wind becoming northwest around 5 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers after 4am. Mostly cloudy, then gradually becoming clear, with a low around 77. Calm wind. Chance of precipitation is 40%.

    Low: 77 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 91. Heat index values as high as 108. Calm wind becoming west around 5 mph. Chance of precipitation is 90%.

    High: 91 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 70%.

    Low: 75 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Calm wind. Chance of precipitation is 70%.

    High: 91 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

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

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 79. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 95. Heat index values as high as 114. Calm wind becoming northwest around 5 mph.
Wednesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers after 4am. Mostly cloudy, then gradually becoming clear, with a low around 77. Calm wind. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 91. Heat index values as high as 108. Calm wind becoming west around 5 mph. Chance of precipitation is 90%.
Thursday Night
Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 70%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Calm wind. Chance of precipitation is 70%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.
Saturday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 75. Calm wind.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph.
Monday Night
Partly cloudy, with a low around 75. Calm wind.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Napoleonville LA
 29.88°N 91.09°W
Last Update:
6:45 pm CDT Aug 25, 2026
Forecast Valid:
10pm CDT Aug 25, 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