TodayOct 14
- High12:10 AM2.6 ft
- Low11:41 AM1.2 ft
Tide chart · Louisiana
Grand Isle tide chart
Wednesday, October 14, 2026 · local time 2:51 PM
Right now
Rising
1.4 ft · high in 10 h 12
Next high tide
1:03 AM2.6 ft · tomorrow
Next low tide
12:34 PM1.2 ft · tomorrow
Tidal range today
1.4ftbetween high and low water
Harmonic constants published by NOAANot for navigation
Grand Isle tide chart today
Wednesday, October 14
High tide12:10 AM
2.6 ft
Low tide11:41 AM
1.2 ft
Grand Isle tide chart: next 7 days
ThursdayOct 15
- High1:03 AM2.6 ft
- Low12:34 PM1.2 ft
FridayOct 16
- High1:58 AM2.5 ft
- Low1:27 PM1.2 ft
SaturdayOct 17
- High2:53 AM2.5 ft
- Low2:17 PM1.3 ft
SundayOct 18
- High3:45 AM2.5 ft
- Low3:02 PM1.3 ft
MondayOct 19
- High4:34 AM2.4 ft
- Low3:42 PM1.4 ft
TuesdayOct 20
- High5:22 AM2.3 ft
- Low4:14 PM1.5 ft
This year in Grand Isle
Highest tide2.8ftOctober 2, 2026, 2:50 AM
Lowest tide0.0ftJanuary 20, 2027, 7:20 AM
Spring tide range1.8ftneap tides: 0.4 ft
King tidesOct 2, 2026 · Oct 29, 2026 · Jul 31, 2027 · Aug 28, 2027 · Sep 24, 2027
NOAA
Calculated by Marinalo from the GRAND ISLE tide station, 2.8 km from Grand Isle: harmonic constants published by NOAA CO-OPS (public domain). Heights above Lowest Astronomical Tide, calculated by Marinalo over 19 years. Times in local time (America/Chicago), daylight saving included. Place names: GeoNames, CC BY 4.0. Astronomical tides only: wind and air pressure can change the water level. Not for navigation: check NOAA Tides & Currents before going out. How we calculate tides.