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.

Mostly Cloudy

75°F

24°C

Humidity NA
Wind Speed Calm
Barometer 29.94 in (1013.9 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 11 Sep 2:56 am CDT
Extended Forecast for

7 Miles ESE Belle River LA

  • Overnight

    Overnight: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 76. South wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Mostly clear, with a low around 76. Calm wind. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming south around 5 mph.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. Calm wind.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 75. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 76. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. Calm wind.
Sunday
A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Mostly clear, with a low around 76. Calm wind. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming south around 5 mph.
Monday Night
Mostly clear, with a low around 78. Calm wind.
Tuesday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind.
Tuesday Night
Partly cloudy, with a low around 79. Calm wind.
Wednesday
Showers and thunderstorms likely. Sunny, with a high near 90. East wind 5 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. Calm wind.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 89. East wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Belle River LA
 29.86°N 91.12°W
Last Update:
1:57 am CDT Sep 11, 2026
Forecast Valid:
3am CDT Sep 11, 2026-6pm CDT Sep 17, 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