Grand Isle, LA Weather - Extended Forecast

Wednesday

Mostly cloudy

High:
75°F

A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 75. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Wednesday Night

Showers

Overnight low:
61°F

Showers and possibly a thunderstorm. Low around 61. Windy, with a south wind 15 to 20 mph becoming west 25 to 30 mph after midnight. Chance of precipitation is 80%.

Thursday

Chance of showers and thunderstorms

High:
68°F

A 20 percent chance of showers before 1pm. Sunny, with a high near 68. Windy, with a north wind 25 to 30 mph.

Thursday Night

Mostly clear

Overnight low:
59°F

Mostly clear, with a low around 59. Breezy, with a north wind 20 to 25 mph.

Friday

Sunny

High:
69°F

Friday Night

Mostly clear

Overnight low:
64°F

Saturday

Mostly sunny

High:
72°F

Saturday Night

Mostly clear

Overnight low:
67°F

Sunday

Sunny

High:
73°F