Grape Island (ACT1501) Depth: 10 feet
LAT/LON: 42.2680° N 70.9313° W
Note: Depth is measured below surface. Subordinate station: only max/slack predictions available.Reference station: Boston Harbor (Deer Island Light) (BOS1111).
For predictions of Subordinate stations,
the solid red line depicts a curve fit between the flood, ebb and
slack values and approximates the segments between.
| Time (LST/LDT) | Event | Speed (knots) |
|---|---|---|
| 2021-09-28 02:43 AM | flood | 0.32 |
| 2021-09-28 05:26 AM | slack | - |
| 2021-09-28 07:54 AM | ebb | -0.23 |
| 2021-09-28 10:25 AM | slack | - |
| 2021-09-28 01:37 PM | flood | 0.33 |
| 2021-09-28 05:44 PM | slack | - |
| 2021-09-28 08:54 PM | ebb | -0.27 |
| 2021-09-28 11:19 PM | slack | - |
| 2021-09-29 03:37 AM | flood | 0.31 |
| 2021-09-29 06:26 AM | slack | - |
| 2021-09-29 08:36 AM | ebb | -0.23 |
| 2021-09-29 11:19 AM | slack | - |
| 2021-09-29 02:31 PM | flood | 0.30 |
| 2021-09-29 06:38 PM | slack | - |
| 2021-09-29 09:30 PM | ebb | -0.26 |
Disclaimer: These data are based upon the latest information available as of the date of your request, and may
differ from the published tidal current tables.