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

Severe Thunderstorm Warning issued April 25 at 7:26AM CDT until April 25 at 8:30AM CDT by NWS New Orleans LA

Effective: Sat April 25, 2026, 7:26 AM
Expires: Sat April 25, 2026, 8:30 AM

SVRLIX The National Weather Service in New Orleans has issued a * Severe Thunderstorm Warning for... Southwestern St. Bernard Parish in southeastern Louisiana... Northwestern Plaquemines Parish in southeastern Louisiana... * Until 830 AM CDT. * At 726 AM CDT, severe thunderstorms were located along a line extending from near Poydras to near Myrtle Grove, moving southeast at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Port Sulphur, Pointe A La Hache, and Myrtle Grove.

For your protection move to an interior room on the lowest floor of a building. If on or near areas of water, get away and move indoors or inside a vehicle. Remember, lightning can strike out to 15 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Tornado Warning issued April 25 at 7:21AM CDT until April 25 at 7:45AM CDT by NWS New Orleans LA

Effective: Sat April 25, 2026, 7:21 AM
Expires: Sat April 25, 2026, 7:45 AM

At 721 AM CDT, a severe thunderstorm capable of producing a tornado was located near Belle Chasse, moving southeast at 40 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This tornadic thunderstorm will remain over mainly rural areas of northwestern Plaquemines Parish.

TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.

Severe Thunderstorm Warning issued April 25 at 7:20AM CDT until April 25 at 7:45AM CDT by NWS New Orleans LA

Effective: Sat April 25, 2026, 7:20 AM
Expires: Sat April 25, 2026, 7:45 AM

At 720 AM CDT, a severe thunderstorm was located near Belle Chasse, moving east at 30 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Belle Chasse, Jean Lafitte, Poydras, Barataria, Violet, and Lafitte.

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Special Weather Statement issued April 25 at 6:50AM CDT by NWS New Orleans LA

Effective: Sat April 25, 2026, 6:50 AM
Expires: Sat April 25, 2026, 7:45 AM

At 650 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Paradis to 8 miles south of Bayou Sorrel. Movement was southeast at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Houma, Thibodaux, Napoleonville, Larose, Cut Off, Lockport, Mathews, Schriever, Gray, Des Allemands, Lafitte, South Vacherie, Paincourtville, Supreme, Raceland, Chackbay, Labadieville, Barataria, Bayou Cane, and Bayou Gauche.

If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with these storms and may lead to localized flooding. Do not drive your vehicle through flooded roadways. If on or near marine areas, get out of the water and move indoors or inside a vehicle. Remember, lightning can strike out to 10 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm.