Plum Island Sound (South End) Location

Plum Island Sound (South End) Monthly Tide Charts

September, 2026

Sunday Monday Tuesday Wednesday Thursday Friday Saturday

1

Tide Chart for 9/1
Tide Time Height
High 2:49 AM 9.17 ft
Low 9:00 AM 0.36 ft
High 3:08 PM 9.81 ft
Low 9:33 PM -0.08 ft

2

Tide Chart for 9/2
Tide Time Height
High 3:37 AM 8.96 ft
Low 9:46 AM 0.49 ft
High 3:57 PM 9.91 ft
Low 10:25 PM -0.06 ft

3

Tide Chart for 9/3
Tide Time Height
High 4:29 AM 8.68 ft
Low 10:37 AM 0.67 ft
High 4:50 PM 9.91 ft
Low 11:23 PM 0.05 ft

4

Tide Chart for 9/4
Tide Time Height
High 5:26 AM 8.39 ft
Low 11:33 AM 0.86 ft
High 5:48 PM 9.84 ft

5

Tide Chart for 9/5
Tide Time Height
Low 12:25 AM 0.16 ft
High 6:28 AM 8.17 ft
Low 12:36 PM 0.97 ft
High 6:51 PM 9.78 ft

6

Tide Chart for 9/6
Tide Time Height
Low 1:29 AM 0.2 ft
High 7:32 AM 8.12 ft
Low 1:41 PM 0.93 ft
High 7:56 PM 9.8 ft

7

Tide Chart for 9/7
Tide Time Height
Low 2:32 AM 0.12 ft
High 8:36 AM 8.25 ft
Low 2:46 PM 0.75 ft
High 8:59 PM 9.87 ft

8

Tide Chart for 9/8
Tide Time Height
Low 3:33 AM -0.03 ft
High 9:38 AM 8.54 ft
Low 3:47 PM 0.46 ft
High 10:00 PM 9.97 ft

9

Tide Chart for 9/9
Tide Time Height
Low 4:29 AM -0.2 ft
High 10:35 AM 8.92 ft
Low 4:45 PM 0.15 ft
High 10:56 PM 10.02 ft

10

Tide Chart for 9/10
Tide Time Height
Low 5:20 AM -0.31 ft
High 11:27 AM 9.29 ft
Low 5:39 PM -0.12 ft
High 11:48 PM 9.98 ft

11

Tide Chart for 9/11
Tide Time Height
Low 6:08 AM -0.32 ft
High 12:14 PM 9.58 ft
Low 6:28 PM -0.28 ft

12

Tide Chart for 9/12
Tide Time Height
High 12:36 AM 9.82 ft
Low 6:52 AM -0.2 ft
High 12:58 PM 9.74 ft
Low 7:16 PM -0.32 ft

13

Tide Chart for 9/13
Tide Time Height
High 1:22 AM 9.55 ft
Low 7:35 AM 0.02 ft
High 1:41 PM 9.77 ft
Low 8:01 PM -0.23 ft

14

Tide Chart for 9/14
Tide Time Height
High 2:06 AM 9.22 ft
Low 8:18 AM 0.33 ft
High 2:23 PM 9.67 ft
Low 8:47 PM -0.04 ft

15

Tide Chart for 9/15
Tide Time Height
High 2:50 AM 8.84 ft
Low 9:00 AM 0.68 ft
High 3:06 PM 9.47 ft
Low 9:32 PM 0.24 ft

16

Tide Chart for 9/16
Tide Time Height
High 3:35 AM 8.45 ft
Low 9:45 AM 1.05 ft
High 3:50 PM 9.21 ft
Low 10:20 PM 0.56 ft

17

Tide Chart for 9/17
Tide Time Height
High 4:22 AM 8.06 ft
Low 10:31 AM 1.39 ft
High 4:38 PM 8.92 ft
Low 11:10 PM 0.89 ft

18

Tide Chart for 9/18
Tide Time Height
High 5:12 AM 7.71 ft
Low 11:22 AM 1.69 ft
High 5:29 PM 8.65 ft

19

Tide Chart for 9/19
Tide Time Height
Low 12:04 AM 1.18 ft
High 6:06 AM 7.44 ft
Low 12:16 PM 1.9 ft
High 6:25 PM 8.46 ft

20

Tide Chart for 9/20
Tide Time Height
Low 1:01 AM 1.34 ft
High 7:03 AM 7.3 ft
Low 1:14 PM 1.97 ft
High 7:23 PM 8.38 ft

21

Tide Chart for 9/21
Tide Time Height
Low 1:58 AM 1.37 ft
High 8:00 AM 7.34 ft
Low 2:10 PM 1.89 ft
High 8:19 PM 8.43 ft

22

Tide Chart for 9/22
Tide Time Height
Low 2:52 AM 1.27 ft
High 8:54 AM 7.52 ft
Low 3:04 PM 1.69 ft
High 9:12 PM 8.56 ft

23

Tide Chart for 9/23
Tide Time Height
Low 3:41 AM 1.1 ft
High 9:43 AM 7.83 ft
Low 3:55 PM 1.39 ft
High 10:01 PM 8.74 ft

24

Tide Chart for 9/24
Tide Time Height
Low 4:27 AM 0.9 ft
High 10:28 AM 8.23 ft
Low 4:42 PM 1.02 ft
High 10:47 PM 8.92 ft

25

Tide Chart for 9/25
Tide Time Height
Low 5:09 AM 0.7 ft
High 11:10 AM 8.68 ft
Low 5:26 PM 0.62 ft
High 11:30 PM 9.09 ft

26

Tide Chart for 9/26
Tide Time Height
Low 5:48 AM 0.53 ft
High 11:50 AM 9.15 ft
Low 6:09 PM 0.22 ft

27

Tide Chart for 9/27
Tide Time Height
High 12:13 AM 9.22 ft
Low 6:27 AM 0.4 ft
High 12:30 PM 9.6 ft
Low 6:52 PM -0.15 ft

28

Tide Chart for 9/28
Tide Time Height
High 12:56 AM 9.29 ft
Low 7:07 AM 0.32 ft
High 1:11 PM 9.98 ft
Low 7:36 PM -0.42 ft

29

Tide Chart for 9/29
Tide Time Height
High 1:40 AM 9.27 ft
Low 7:48 AM 0.3 ft
High 1:55 PM 10.24 ft
Low 8:23 PM -0.55 ft

30

Tide Chart for 9/30
Tide Time Height
High 2:27 AM 9.15 ft
Low 8:33 AM 0.36 ft
High 2:43 PM 10.35 ft
Low 9:13 PM -0.54 ft

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