About ATLANTIQUE MARINA BY STRONG’S & GROVERS
Reservations are taken exclusively through Dockwa. See our Reservations page to submit a reservation. Residents with a Town of Islip Resident Decal are able to book slips 5 weeks in advance, and non-residents can book 4 weeks in advance. If you would like to check in early, you may contact the Dockmaster’s office via phone or VHF channel 9 about early check in. If the slip you were assigned is unoccupied, you may check in early. We will open weekends only from 5/17 to 5/26, 7 days a week from 5/27 through 9/20, and weekends only between 9/21 and 10/14. Staff will be present from 9am-6pm 7 days a week. We are usually there later on the weekend.




Facilities
COORDINATES
40.64281 N, -73.17341 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Fair
Channel Marking
Fair
VHF Channel
9
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Fixed
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
No
Weather Forecast
Thu
9AM - 1PM
19 March 2026
- S 5–7 knots.
- 1°C
- SE 0.9m at 8s period
- Sunny
Thu
1PM - 5PM
19 March 2026
- S 6 knots.
- 2°C
- SE 0.9m at 8s period
- UV Index: 3 - Moderate
- Mostly fine
Thu
5PM - 9PM
19 March 2026
- S 7 knots increasing to 10 knots.
- 2°C
- SE 0.9m at 8s period
- UV Index: 0 - Low
- Mostly fine