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

Coastal Flood Advisory issued June 3 at 9:18PM CDT until June 5 at 7:00AM CDT by NWS New Orleans LA

Effective: Wed June 3, 2026, 9:18 PM
Expires: Thu June 4, 2026, 1:00 PM

* WHAT...Minor coastal flooding. * WHERE...In Louisiana, Lower St. Bernard, Southeast St. Tammany, Eastern Orleans and Lower Plaquemines Parishes. In Mississippi, Southern Hancock, Southern Harrison and Southern Jackson Counties. * WHEN...Until 7 AM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected during high tide cycles.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Coastal Flood Advisory issued June 4 at 2:47AM CDT until June 5 at 7:00PM CDT by NWS New Orleans LA

Effective: Thu June 4, 2026, 2:47 AM
Expires: Thu June 4, 2026, 5:00 PM

* WHAT...Minor coastal flooding with 1 to 2.5 feet of inundation around high tide late this afternoon. * WHERE...In Louisiana, Lower St. Bernard, Southeast St. Tammany, Eastern Orleans and Lower Plaquemines Parishes. In Mississippi, Southern Hancock, Southern Harrison and Southern Jackson Counties. * WHEN...Until 7 PM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected during high tide cycles.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Coastal Flood Advisory issued June 4 at 12:44PM CDT until June 5 at 7:00PM CDT by NWS New Orleans LA

Effective: Thu June 4, 2026, 12:44 PM
Expires: Fri June 5, 2026, 7:00 AM

* WHAT...Minor coastal flooding expected with up to 1 to 2 feet of inundation at high tide. * WHERE...In Louisiana, Lower St. Bernard, Southeast St. Tammany, Eastern Orleans, Lower Plaquemines, Coastal Jefferson, Lower Lafourche and Lower Terrebonne Parishes. In Mississippi, Southern Hancock, Southern Harrison and Southern Jackson Counties. * WHEN...Until 7 PM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected during high tide cycles.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Coastal Flood Advisory issued June 3 at 9:18PM CDT until June 5 at 7:00AM CDT by NWS New Orleans LA

Effective: Wed June 3, 2026, 9:18 PM
Expires: Thu June 4, 2026, 1:00 PM

* WHAT...Minor coastal flooding expected. * WHERE...Coastal Jefferson, Lower Lafourche and Lower Terrebonne Parishes. * WHEN...From 7 AM Thursday to 7 AM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected during high tide cycles.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Coastal Flood Advisory issued June 4 at 2:47AM CDT until June 5 at 7:00PM CDT by NWS New Orleans LA

Effective: Thu June 4, 2026, 2:47 AM
Expires: Thu June 4, 2026, 5:00 PM

* WHAT...Minor coastal flooding expected with about 1 foot of inundation at high tide. * WHERE...Coastal Jefferson, Lower Lafourche and Lower Terrebonne Parishes. * WHEN...From 7 AM this morning to 7 PM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected during high tide cycles.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.