Grand Isle Location

Grand Isle Monthly Tide Charts

September, 2026

Sunday Monday Tuesday Wednesday Thursday Friday Saturday

1

Tide Chart for 9/1
Tide Time Height
High 12:54 AM 1.19 ft
Low 11:24 AM 0.4 ft

2

Tide Chart for 9/2
Tide Time Height
High 1:30 AM 1.37 ft
Low 12:58 PM 0.24 ft

3

Tide Chart for 9/3
Tide Time Height
High 2:20 AM 1.51 ft
Low 2:19 PM 0.11 ft

4

Tide Chart for 9/4
Tide Time Height
High 3:23 AM 1.61 ft
Low 3:33 PM 0.01 ft

5

Tide Chart for 9/5
Tide Time Height
High 4:36 AM 1.67 ft
Low 4:40 PM -0.04 ft

6

Tide Chart for 9/6
Tide Time Height
High 5:55 AM 1.69 ft
Low 5:41 PM -0.03 ft

7

Tide Chart for 9/7
Tide Time Height
High 7:14 AM 1.66 ft
Low 6:36 PM 0.04 ft

8

Tide Chart for 9/8
Tide Time Height
High 8:30 AM 1.58 ft
Low 7:24 PM 0.19 ft

9

Tide Chart for 9/9
Tide Time Height
High 9:44 AM 1.44 ft
Low 8:04 PM 0.39 ft

10

Tide Chart for 9/10
Tide Time Height
High 11:02 AM 1.27 ft
Low 8:29 PM 0.62 ft

11

Tide Chart for 9/11
Tide Time Height
High 12:42 PM 1.09 ft
Low 8:03 PM 0.85 ft
High 12:00 AM 0.89 ft

12

Tide Chart for 9/12
Tide Time Height
High 12:00 AM 0.89 ft
Low 7:08 AM 0.69 ft
High 11:30 PM 1.09 ft

13

Tide Chart for 9/13
Tide Time Height
Low 9:01 AM 0.57 ft
High 11:49 PM 1.26 ft

14

Tide Chart for 9/14
Tide Time Height
Low 10:26 AM 0.46 ft

15

Tide Chart for 9/15
Tide Time Height
High 12:22 AM 1.38 ft
Low 11:42 AM 0.39 ft

16

Tide Chart for 9/16
Tide Time Height
High 1:03 AM 1.45 ft
Low 12:55 PM 0.35 ft

17

Tide Chart for 9/17
Tide Time Height
High 1:52 AM 1.49 ft
Low 2:07 PM 0.32 ft

18

Tide Chart for 9/18
Tide Time Height
High 2:49 AM 1.5 ft
Low 3:13 PM 0.3 ft

19

Tide Chart for 9/19
Tide Time Height
High 3:53 AM 1.5 ft
Low 4:12 PM 0.29 ft

20

Tide Chart for 9/20
Tide Time Height
High 5:01 AM 1.5 ft
Low 5:02 PM 0.3 ft

21

Tide Chart for 9/21
Tide Time Height
High 6:08 AM 1.48 ft
Low 5:43 PM 0.33 ft

22

Tide Chart for 9/22
Tide Time Height
High 7:12 AM 1.44 ft
Low 6:16 PM 0.41 ft

23

Tide Chart for 9/23
Tide Time Height
High 8:16 AM 1.36 ft
Low 6:40 PM 0.52 ft

24

Tide Chart for 9/24
Tide Time Height
High 9:27 AM 1.25 ft
Low 6:51 PM 0.68 ft

25

Tide Chart for 9/25
Tide Time Height
High 11:00 AM 1.13 ft
Low 6:32 PM 0.85 ft
High 11:11 PM 0.92 ft

26

Tide Chart for 9/26
Tide Time Height
Low 5:36 AM 0.75 ft
High 1:34 PM 1.02 ft
Low 4:54 PM 1 ft
High 10:31 PM 1.1 ft

27

Tide Chart for 9/27
Tide Time Height
Low 7:18 AM 0.59 ft
High 10:40 PM 1.3 ft

28

Tide Chart for 9/28
Tide Time Height
Low 8:39 AM 0.43 ft
High 11:11 PM 1.48 ft

29

Tide Chart for 9/29
Tide Time Height
Low 9:57 AM 0.3 ft
High 11:55 PM 1.62 ft

30

Tide Chart for 9/30
Tide Time Height
Low 11:18 AM 0.19 ft

Tide prediction source: NOAA
Vertical datum: MLLW — Mean Lower Low Water