10-Day Weather Forecast - Port Sulphur, LA

Widespread dense fog in the morning. Partly sunny. Visibility one quarter mile or less at times in the morning. Highs around 70. East winds around 5 mph becoming southeast in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Near steady temperature in the lower 60s. South winds around 5 mph.

Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph.

Mostly clear. Lows in the lower 60s. Southwest winds around 5 mph.

Mostly clear. Highs in the lower 70s. Lows in the lower 60s.

Mostly clear. Highs in the lower 70s. Lows in the lower 60s.

Mostly clear. Highs in the lower 70s. Lows in the lower 60s.

Partly cloudy in the evening then mostly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20 percent.

Partly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Temperature falling into the upper 50s in the afternoon. Chance of rain 20 percent.

Partly cloudy. Much cooler with lows around 40.

Mostly clear. Highs in the lower 50s. Lows around 40.

Mostly clear. Highs in the lower 50s. Lows around 40.

Mostly sunny. Highs in the mid 50s.

Clear. Low temperature around 43F. Dew point will be around 33F with an average humidity of 63%. Winds will be 3 mph from the N.

Sunny. High temperature around 57F. Dew point will be around 41F with an average humidity of 64%. Winds will be 4 mph from the NE.

Mostly clear. Low temperature around 51F. Dew point will be around 44F with an average humidity of 75%. Winds will be 3 mph from the E.

Partly cloudy. High temperature around 63F. Dew point will be around 52F with an average humidity of 77%. Winds will be 5 mph from the SE.

Partly cloudy. Low temperature around 58F. Dew point will be around 56F with an average humidity of 88%. Winds will be 5 mph from the SE.