Station Name: Grand Isle
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 16 feet

Sensor Depth: -4 feet

Nearest Address:
93 Aquasport Dr
Grand Isle, LA 70358
Jefferson County

GPS Coordinates: 29.263, -89.957

Nearby Water Temperatures

Extreme Cold Watch issued January 23 at 11:23AM CST until January 27 at 12:00PM CST by NWS New Orleans LA

Effective: Fri January 23, 2026, 11:23 AM
Expires: Sat January 24, 2026, 2:00 AM

* WHAT...Dangerously cold wind chills ranging from near 0 to the lower teens are possible across the entire area. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From Sunday evening through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.

Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Home heating safety tips - use approved indoor heaters on level surfaces, keep 3 feet from combustibles, and keep an extinguisher near fireplaces.

Extreme Cold Watch issued January 23 at 10:38PM CST until January 27 at 12:00PM CST by NWS New Orleans LA

Effective: Fri January 23, 2026, 10:38 PM
Expires: Sat January 24, 2026, 12:45 PM

* WHAT...Dangerously cold wind chills as low as 7 above possible. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From Sunday evening through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.

Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold.