10-Day Weather Forecast - Port Sulphur, LA
- 90|81°FMostly SunnyHourly details
Today
90°FMostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Northwest winds around 5 mph becoming southwest this afternoon. Chance of rain 20 percent. Heat index values up to 107.
Tonight
81°FPartly cloudy in the evening then becoming mostly clear. Humid with lows around 80. Southwest winds 5 to 10 mph.
- 89|82°FMostly SunnyHourly details
Day
89°FMostly sunny with a slight chance of showers and thunderstorms. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 105.
Night
82°FPartly cloudy. Humid with lows around 80. South winds 5 to 10 mph.
- 89|82°F40% Chance of StormsHourly details
Day
89°FMostly sunny with a chance of showers and thunderstorms. Humid with highs in the lower 90s. South winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 107.
Night
82°FPartly cloudy. Lows around 80.
Weekend Weather
- 90|82°F50% Chance of StormsHourly details
Day
90°FPartly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 110.
Night
82°FMostly cloudy in the evening then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 80. Chance of rain 20 percent. Heat index values up to 105 early in the evening.
- 89|81°F50% Chance of StormsHourly details
Day
89°FMostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105.
Night
81°FMostly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 50 percent.
- 87|79°F70% Chance of StormsHourly details
Day
87°FShowers and thunderstorms likely. Highs around 90. Chance of rain 70 percent.
Night
79°FA chance of thunderstorms. A chance of showers in the evening then showers likely after midnight. Lows in the upper 70s. Chance of rain 70 percent.
- 87|80°F70% Chance of Storms
Day
87°FShowers and thunderstorms likely. Highs around 90. Chance of rain 70 percent.
Night
80°FPartly cloudy with a 70% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 76F with an average humidity of 82%. Winds will be 2 mph from the E.
- 86|80°F80% Chance of Storms
Day
86°FPartly cloudy with a 75% chance for rain and thunderstorms. High temperature around 86F. Dew point will be around 76F with an average humidity of 78%. Winds will be 2 mph from the S.
Night
80°FPartly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 76F with an average humidity of 81%. Winds will be 3 mph from the S.
- 88|81°F60% Chance of Storms
Day
88°FPartly cloudy with a 55% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 77F with an average humidity of 77%. Winds will be 4 mph from the SW.
Night
81°FMostly clear with a 50% chance for rain and thunderstorms. Low temperature around 81F. Dew point will be around 76F with an average humidity of 80%. Winds will be 4 mph from the SW.
- 88|80°F50% Chance of Storms
Day
88°FMostly sunny with a 45% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 76F with an average humidity of 76%. Winds will be 2 mph from the SW.
Night
80°FClear with a 50% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 76F with an average humidity of 79%. Winds will be 3 mph from the SW.













