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.

Mostly Cloudy

66°F

19°C

Humidity 93%
Wind Speed E 8 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Mar 9:53 pm CST
Extended Forecast for

Port Allen LA

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A slight chance of showers between 2pm and 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. South wind around 5 mph. Chance of precipitation is 20%.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 67. Southeast wind around 5 mph.

    Low: 67 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Showers likely and possibly a thunderstorm after noon. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 84 °F

    Patchy Fog
    then Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 70. Southeast wind around 5 mph.

    Low: 70 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.

    High: 83 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm.

    Low: 67 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph.
Thursday
A slight chance of showers between 2pm and 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. South wind around 5 mph. Chance of precipitation is 20%.
Thursday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 67. Southeast wind around 5 mph.
Friday
Showers likely and possibly a thunderstorm after noon. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 70. Southeast wind around 5 mph.
Saturday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm.
Monday
A chance of showers after noon. Mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 69. South wind around 5 mph.
Tuesday
A slight chance of showers. Mostly cloudy, with a high near 84. South wind 5 to 15 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 68. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind 10 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Allen LA
 30.45°N 91.18°W
Last Update:
9:32 pm CST Mar 4, 2026
Forecast Valid:
10pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
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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