Current Conditions
Wind: From the N at 17 mph
Visibility: 10 miles
Observed at: 2:15 pm CDT
Grand Isle, LA Weather
Overnight
Thunderstorms
Overnight low:
50°F
Showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 50. Breezy, with a southwest wind 15 to 25 mph becoming northwest. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Slight chance of thunderstorms
High:
58°F
A 20 percent chance of showers and thunderstorms before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 58. Windy, with a north wind 25 to 30 mph, with gusts as high as 45 mph.
Monday Night
Mostly cloudy
Overnight low:
45°F
Mostly cloudy, with a low around 45. Breezy, with a north wind 20 to 25 mph.