How high is high tide?

High tide

Low tide

11.5’ vertical difference

The height of the tide is the vertical distance measured from “mean low tide”

Mean low tide

Mean high tide

Which line is the correct distance to measure to determine the height of

high tide?

a. b.

c.

Does the high tide rise to the same height each day?

Tide tables predict the time and heights of tides for each day of the year at a

selected location.

Date Time of AM High Tide

Height of AM High Tide (ft)

Time of PM High Tide

Height of PM High Tide (ft)

 Time of AM Low Tide (EDT)

Height of AM Low Tide (ft)

Time of PM Low Tide (EDT)

Height of PM Low tide

22-Oct-12 4:56 AM 10.65 5:19 PM 11.32 11:06 AM 0.76 11:46 PM 0.02

23-Oct-12 6:03 AM 10.57 6:27 PM 11.05 12:14 PM 0.83

24-Oct-12 7:07 AM 10.69 7:32 PM 10.95 12:51 AM 0.19 1:20 PM 0.69

25-Oct-12 8:06 AM 10.92 8:31 PM 10.96 1:51 AM 0.24 2:21 PM 0.43

26-Oct-12 8:59 AM 11.18 9:24 PM 10.99 2:45 AM 0.23 3:15 PM 0.14

27-Oct-12 9:46 AM 11.4 10:12 PM 10.99 3:34 AM 0.23 4:03 PM -0.1

28-Oct-12 10:29 AM 11.53 10:55 PM 10.93 4:19 AM 0.29 4:47 PM -0.24

29-Oct-12 11:08 AM 11.56 11:36 PM 10.79 5:00 AM 0.42 5:27 PM -0.26