Merrimack River entrance (ACT0816)
LAT/LON: 42.8183° N 70.8100° W
Note: Depth source is unknown. 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) |
|---|---|---|
| 2021-09-24 12:20 AM | flood | 2.31 |
| 2021-09-24 02:50 AM | slack | - |
| 2021-09-24 05:08 AM | ebb | -1.26 |
| 2021-09-24 09:19 AM | slack | - |
| 2021-09-24 12:32 PM | flood | 2.28 |
| 2021-09-24 03:14 PM | slack | - |
| 2021-09-24 05:38 PM | ebb | -1.39 |
| 2021-09-24 09:55 PM | slack | - |
| 2021-09-25 12:56 AM | flood | 2.09 |
| 2021-09-25 03:38 AM | slack | - |
| 2021-09-25 05:26 AM | ebb | -1.11 |
| 2021-09-25 10:01 AM | slack | - |
| 2021-09-25 12:56 PM | flood | 2.06 |
| 2021-09-25 03:56 PM | slack | - |
| 2021-09-25 06:20 PM | ebb | -1.25 |
| 2021-09-25 10:37 PM | slack | - |
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.