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

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (KBTR)

Lat: 30.54°NLon: 91.15°WElev: 69ft.

Fair

84°F

29°C

Humidity 85%
Wind Speed SW 10 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 27 Aug 12:53 am CDT
Extended Forecast for

Port Allen LA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a steady temperature around 80. Southwest wind around 5 mph becoming calm.

    Low: 80 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. High near 92. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 7pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. East wind around 5 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a steady temperature around 80. Southwest wind around 5 mph becoming calm.
Thursday
Showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. High near 92. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 7pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms, mainly after 1pm. 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 76. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming east around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Allen LA
 30.45°N 91.2°W
Last Update:
11:25 pm CDT Aug 26, 2026
Forecast Valid:
1am CDT Aug 27, 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