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

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in (1019.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 8 Jul 12:53 am CDT
Extended Forecast for

Port Allen LA

  • Overnight

    Overnight: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 77. South wind around 5 mph becoming calm.

    Low: 77 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 76. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 77. South wind around 5 mph becoming calm.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm.
Monday
Showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. West wind around 5 mph becoming calm.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. North wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Allen LA
 30.45°N 91.18°W
Last Update:
10:17 pm CDT Jul 7, 2026
Forecast Valid:
1am CDT Jul 8, 2026-6pm CDT Jul 14, 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