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.

Fair

80°F

27°C

Humidity 85%
Wind Speed E 3 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 22 Aug 7:56 pm CDT
Extended Forecast for

Belle River LA

  • Tonight

    Tonight: A chance of showers before 9pm, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Mostly sunny, with a high near 91. Calm wind becoming northwest around 5 mph.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. North wind around 5 mph becoming east in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

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

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind becoming northeast around 5 mph.

    Low: 71 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers before 9pm, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Mostly sunny, with a high near 91. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny, with a high near 94. North wind around 5 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 74. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind becoming northeast around 5 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 71. Calm wind.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Northeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming east around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belle River LA
 29.88°N 91.19°W
Last Update:
5:06 pm CDT Aug 22, 2025
Forecast Valid:
8pm CDT Aug 22, 2025-6pm CDT Aug 29, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation