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

83°F

28°C

Humidity 59%
Wind Speed NE 7 mph
Barometer 30.17 in (1021.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 27 Aug 11:53 am CDT
Extended Forecast for

Port Allen LA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 90. East wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

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

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 88. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 88. Northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Northeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. North wind around 5 mph.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 90. East wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 88. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 88. Northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Northeast wind around 5 mph. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. North wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 72. Northeast wind around 5 mph.
Labor Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 70. Northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 89. Northeast wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Allen LA
 30.45°N 91.18°W
Last Update:
10:31 am CDT Aug 27, 2025
Forecast Valid:
11am CDT Aug 27, 2025-6pm CDT Sep 2, 2025
 
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