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

87°F

31°C

Humidity 82%
Wind Speed S 7 mph
Barometer 29.93 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 26 Aug 6:56 pm CDT
Extended Forecast for

Pierre Part LA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms after 1pm. High near 91. Heat index values as high as 106. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Showers then
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Increasing clouds, with a high near 91. Calm wind becoming northeast around 5 mph. Chance of precipitation is 60%.

    High: 91 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm.
Thursday
Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms after 1pm. High near 91. Heat index values as high as 106. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 40%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Increasing clouds, with a high near 91. Calm wind becoming northeast around 5 mph. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 74. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 74. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind.
Wednesday
Showers and thunderstorms likely. Sunny, with a high near 93. Calm wind becoming east around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pierre Part LA
 29.95°N 91.22°W
Last Update:
6:12 pm CDT Aug 26, 2026
Forecast Valid:
7pm CDT Aug 26, 2026-6pm CDT Sep 2, 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