Weather World
Third Bay, LA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Third Bay, LA Weather Forecast
Third Bay, LA Weather Forecast Date: 121 PM CDT Sun Aug 16 2026
The area/counties/county of: Lower Plaquemines, including the cities of: Buras, Pointe A La Hache, and Port Sulphur.or toggle through each period.
This Afternoon... Sunny with a slight chance of showers and thunderstorms. Near steady temperature in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 20%. Heat index values up to 110.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Humid with lows around 80. Southwest winds 5 to 10 mph, becoming west after midnight. Heat index values up to 107 early in the evening.
Monday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. West winds 5 to 10 mph. Chance of rain 20%. Heat index values up to 110.
Monday Night... Mostly clear. Humid with lows in the lower 80s. Southwest winds 5 to 10 mph. Heat index values up to 108 early in the evening.
Tuesday... Mostly sunny. Humid with highs in the lower 90s. West winds 5 to 10 mph. Heat index values up to 110.
Tuesday Night... Partly cloudy. Lows around 80. Heat index values up to 110 early in the evening.
Wednesday... Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Chance of rain 40%. Heat index values up to 110.
Wednesday Night... Partly cloudy. Lows around 80. Heat index values up to 110 early in the evening.
Thursday... Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows around 80. Chance of rain 20%. Heat index values up to 110.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows around 80. Chance of rain 20%. Heat index values up to 110.
Friday... Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Chance of rain 40%. Heat index values up to 105.
Friday Night... Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20%. Heat index values up to 105 early in the evening.
POP = Probability of Precipitation
Third Bay Radar Loop
Use the map search tool if you want to place a location marker on the radar map...