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

81°F

27°C

Humidity 85%
Wind Speed W 3 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 2 Sep 7:53 pm CDT
Extended Forecast for

Old Jefferson LA

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

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

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 92. Heat index values as high as 105. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 91. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.

    High: 91 °F

    Chance
    Showers then
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 60%.

    High: 93 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. Calm wind.
Friday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 92. Heat index values as high as 105. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 91. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Calm wind.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 60%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind.
Labor Day
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Jefferson LA
 30.38°N 91.02°W
Last Update:
6:14 pm CDT Sep 2, 2026
Forecast Valid:
8pm CDT Sep 2, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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