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

73°F

23°C

Humidity 90%
Wind Speed SE 12 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 7 Mar 12:53 am CST
Extended Forecast for

Port Allen LA

  • Overnight

    Overnight: Mostly cloudy, with a low around 71. Southeast wind 5 to 10 mph.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and 11pm, then a chance of showers and thunderstorms after 11pm. Increasing clouds, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 78. Calm wind becoming southwest around 5 mph. Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Light south wind increasing to 5 to 10 mph in the morning.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 69. South wind around 5 mph.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight. Cloudy, with a low around 70. South wind around 10 mph.

    Low: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 71. Southeast wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and 11pm, then a chance of showers and thunderstorms after 11pm. Increasing clouds, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 78. Calm wind becoming southwest around 5 mph. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 69. South wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 85. South wind 5 to 10 mph.
Tuesday Night
A slight chance of showers after midnight. Cloudy, with a low around 70. South wind around 10 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 84. Breezy, with a southwest wind 10 to 20 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 10 to 15 mph becoming north after midnight.
Thursday
Sunny, with a high near 68. North wind 10 to 15 mph.
Thursday Night
Clear, with a low around 48. North wind 5 to 10 mph.
Friday
Sunny, with a high near 72. East wind 5 to 10 mph becoming south in the afternoon.
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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:
11:32 pm CST Mar 6, 2026
Forecast Valid:
1am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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