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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

79°F

26°C

Humidity NA
Wind Speed Calm
Barometer 30.14 in (1020.8 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 15 Aug 2:56 am CDT
Extended Forecast for

Charenton LA

Heat Advisory August 15, 11:00am until August 15, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. Heat index values as high as 111. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph in the morning.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 97. Southwest wind 5 to 10 mph.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 76. Calm wind.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 77. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Sunny and hot, with a high near 98. Heat index values as high as 111. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny and hot, with a high near 97. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Thursday Night
Partly cloudy, with a low around 77.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charenton LA
 29.87°N 91.54°W
Last Update:
2:45 am CDT Aug 15, 2026
Forecast Valid:
3am CDT Aug 15, 2026-6pm CDT Aug 21, 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