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) |
|---|---|---|
| 2024-05-18 01:37 AM | slack | - |
| 2024-05-18 05:49 AM | flood | 0.35 |
| 2024-05-18 08:38 AM | slack | - |
| 2024-05-18 12:06 PM | ebb | -0.26 |
| 2024-05-18 01:55 PM | slack | - |
| 2024-05-18 06:13 PM | flood | 0.40 |
| 2024-05-18 09:02 PM | slack | - |
| 2024-05-19 12:24 AM | ebb | -0.29 |
| 2024-05-19 02:25 AM | slack | - |
| 2024-05-19 06:37 AM | flood | 0.38 |
| 2024-05-19 09:26 AM | slack | - |
| 2024-05-19 12:42 PM | ebb | -0.27 |
| 2024-05-19 02:37 PM | slack | - |
| 2024-05-19 06:55 PM | flood | 0.41 |
| 2024-05-19 09:50 PM | slack | - |
Disclaimer: The predictions from NOAA Current Predictions are based upon the
latest information available as of the date of your request.