Grassy Key Location

Grassy Key Monthly Tide Charts

October, 2026

Sunday Monday Tuesday Wednesday Thursday Friday Saturday

1

Tide Chart for 10/1
Tide Time Height
High 12:03 AM 2.93 ft
Low 7:25 AM 0.16 ft
High 1:49 PM 1.7 ft
Low 6:20 PM 0.68 ft

2

Tide Chart for 10/2
Tide Time Height
High 12:54 AM 2.88 ft
Low 8:36 AM 0.24 ft
High 3:06 PM 1.55 ft
Low 7:10 PM 0.74 ft

3

Tide Chart for 10/3
Tide Time Height
High 2:00 AM 2.79 ft
Low 9:55 AM 0.31 ft
High 4:41 PM 1.55 ft
Low 8:28 PM 0.79 ft

4

Tide Chart for 10/4
Tide Time Height
High 3:25 AM 2.71 ft
Low 11:14 AM 0.36 ft
High 5:57 PM 1.68 ft
Low 10:08 PM 0.79 ft

5

Tide Chart for 10/5
Tide Time Height
High 4:58 AM 2.7 ft
Low 12:19 PM 0.4 ft
High 6:46 PM 1.88 ft
Low 11:38 PM 0.72 ft

6

Tide Chart for 10/6
Tide Time Height
High 6:17 AM 2.74 ft
Low 1:10 PM 0.45 ft
High 7:24 PM 2.11 ft

7

Tide Chart for 10/7
Tide Time Height
Low 12:50 AM 0.61 ft
High 7:22 AM 2.77 ft
Low 1:51 PM 0.49 ft
High 7:58 PM 2.35 ft

8

Tide Chart for 10/8
Tide Time Height
Low 1:50 AM 0.48 ft
High 8:17 AM 2.75 ft
Low 2:26 PM 0.53 ft
High 8:30 PM 2.57 ft

9

Tide Chart for 10/9
Tide Time Height
Low 2:41 AM 0.36 ft
High 9:06 AM 2.67 ft
Low 2:59 PM 0.56 ft
High 9:01 PM 2.74 ft

10

Tide Chart for 10/10
Tide Time Height
Low 3:27 AM 0.27 ft
High 9:50 AM 2.54 ft
Low 3:31 PM 0.59 ft
High 9:31 PM 2.85 ft

11

Tide Chart for 10/11
Tide Time Height
Low 4:10 AM 0.21 ft
High 10:31 AM 2.38 ft
Low 4:02 PM 0.61 ft
High 10:02 PM 2.9 ft

12

Tide Chart for 10/12
Tide Time Height
Low 4:52 AM 0.19 ft
High 11:10 AM 2.2 ft
Low 4:32 PM 0.63 ft
High 10:33 PM 2.88 ft

13

Tide Chart for 10/13
Tide Time Height
Low 5:33 AM 0.2 ft
High 11:49 AM 2.02 ft
Low 5:01 PM 0.66 ft
High 11:07 PM 2.81 ft

14

Tide Chart for 10/14
Tide Time Height
Low 6:17 AM 0.24 ft
High 12:28 PM 1.86 ft
Low 5:29 PM 0.7 ft
High 11:43 PM 2.72 ft

15

Tide Chart for 10/15
Tide Time Height
Low 7:05 AM 0.31 ft
High 1:12 PM 1.72 ft
Low 5:56 PM 0.75 ft

16

Tide Chart for 10/16
Tide Time Height
High 12:23 AM 2.62 ft
Low 8:00 AM 0.38 ft
High 2:06 PM 1.61 ft
Low 6:23 PM 0.81 ft

17

Tide Chart for 10/17
Tide Time Height
High 1:11 AM 2.51 ft
Low 9:06 AM 0.45 ft
High 3:22 PM 1.58 ft
Low 7:04 PM 0.87 ft

18

Tide Chart for 10/18
Tide Time Height
High 2:09 AM 2.42 ft
Low 10:15 AM 0.5 ft
High 4:57 PM 1.65 ft
Low 8:55 PM 0.91 ft

19

Tide Chart for 10/19
Tide Time Height
High 3:24 AM 2.37 ft
Low 11:17 AM 0.54 ft
High 5:53 PM 1.78 ft
Low 10:41 PM 0.89 ft

20

Tide Chart for 10/20
Tide Time Height
High 4:44 AM 2.37 ft
Low 12:07 PM 0.56 ft
High 6:25 PM 1.95 ft
Low 11:53 PM 0.81 ft

21

Tide Chart for 10/21
Tide Time Height
High 5:55 AM 2.42 ft
Low 12:47 PM 0.57 ft
High 6:53 PM 2.14 ft

22

Tide Chart for 10/22
Tide Time Height
Low 12:49 AM 0.68 ft
High 6:54 AM 2.47 ft
Low 1:21 PM 0.59 ft
High 7:21 PM 2.35 ft

23

Tide Chart for 10/23
Tide Time Height
Low 1:37 AM 0.52 ft
High 7:47 AM 2.49 ft
Low 1:52 PM 0.6 ft
High 7:50 PM 2.55 ft

24

Tide Chart for 10/24
Tide Time Height
Low 2:21 AM 0.35 ft
High 8:36 AM 2.46 ft
Low 2:23 PM 0.6 ft
High 8:21 PM 2.74 ft

25

Tide Chart for 10/25
Tide Time Height
Low 3:04 AM 0.19 ft
High 9:25 AM 2.38 ft
Low 2:54 PM 0.6 ft
High 8:54 PM 2.9 ft

26

Tide Chart for 10/26
Tide Time Height
Low 3:48 AM 0.06 ft
High 10:13 AM 2.26 ft
Low 3:26 PM 0.6 ft
High 9:31 PM 3.02 ft

27

Tide Chart for 10/27
Tide Time Height
Low 4:34 AM -0.02 ft
High 11:02 AM 2.09 ft
Low 4:01 PM 0.6 ft
High 10:12 PM 3.09 ft

28

Tide Chart for 10/28
Tide Time Height
Low 5:23 AM -0.04 ft
High 11:53 AM 1.91 ft
Low 4:37 PM 0.61 ft
High 10:57 PM 3.09 ft

29

Tide Chart for 10/29
Tide Time Height
Low 6:17 AM 0 ft
High 12:47 PM 1.75 ft
Low 5:17 PM 0.63 ft
High 11:49 PM 3.03 ft

30

Tide Chart for 10/30
Tide Time Height
Low 7:17 AM 0.09 ft
High 1:46 PM 1.63 ft
Low 6:06 PM 0.67 ft

31

Tide Chart for 10/31
Tide Time Height
High 12:47 AM 2.9 ft
Low 8:25 AM 0.21 ft
High 2:54 PM 1.61 ft
Low 7:11 PM 0.72 ft

About these predictions

Tide heights are predictions, not measurements. Wind, air pressure, storms, and river flow can cause actual water levels to differ. Not for navigation.

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