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

Hazardous Weather Conditions

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

81°F

27°C

Humidity NA
Wind Speed SE 3 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 14 Aug 10:56 pm CDT
Extended Forecast for

Pierre Part LA

Extreme Heat Watch August 16, 11:00am until August 16, 08:00pm
Extreme Heat Warning August 15, 11:00am until August 15, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Overnight

    Overnight: Clear, with a low around 76. Calm wind.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 113. Calm wind becoming south around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 96. Heat index values as high as 112. Calm wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.

    Low: 77 °F

    Chance
    T-storms then
    Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96. Calm wind becoming southwest around 5 mph.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 96. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 76. Calm wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 113. Calm wind becoming south around 5 mph.
Saturday Night
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 96. Heat index values as high as 112. Calm wind.
Sunday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny and hot, with a high near 96. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 96. Light west wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pierre Part LA
 29.95°N 91.22°W
Last Update:
11:00 pm CDT Aug 14, 2026
Forecast Valid:
12am 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