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

56°F

13°C

Humidity 29%
Wind Speed NE 8 mph
Barometer 30.37 in (1028.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 3:56 pm CST
Extended Forecast for

Belle River LA

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Light west wind increasing to 10 to 15 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50. North wind 5 to 10 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, sunny, with a high near 62. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 62 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Calm wind.
Tuesday
Mostly sunny, with a high near 59. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 46. Calm wind.
Wednesday
Mostly sunny, with a high near 65. Light west wind increasing to 10 to 15 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 50. North wind 5 to 10 mph.
Thursday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. Calm wind.
Friday
Areas of frost before 8am. Otherwise, sunny, with a high near 62. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.
Saturday
Sunny, with a high near 59. Northwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 37. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 57. North wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night
Areas of frost. Otherwise, mostly clear, with a low around 33. Southwest wind around 5 mph becoming calm.
M.L.King Day
Widespread frost. Otherwise, sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle River LA
 29.88°N 91.19°W
Last Update:
3:58 pm CST Jan 12, 2026
Forecast Valid:
4pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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