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.

Overcast

80°F

27°C

Humidity 85%
Wind Speed NE 10 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 3 Oct 5:53 pm CDT
Extended Forecast for

Old Jefferson LA

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 5am, then showers likely and possibly a thunderstorm after 5am. Low around 73. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 1pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 72. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70. Northeast wind around 5 mph.

    Low: 70 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Northeast wind around 5 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Northeast wind around 5 mph.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Northeast wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 5am, then showers likely and possibly a thunderstorm after 5am. Low around 73. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly before 1pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 72. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 84. Northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 70. Northeast wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 69. Northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 67. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 84. East wind 5 to 10 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 67. Northeast wind around 5 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Northeast wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Northeast wind around 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Jefferson LA
 30.38°N 91.02°W
Last Update:
5:21 pm CDT Oct 3, 2026
Forecast Valid:
6pm CDT Oct 3, 2026-6pm CDT Oct 10, 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