About Mt. Sinai Marina
Mount Sinai (Cedar Beach) Mooring Permit If you are interested in a Mount Sinai (Cedar Beach) Mooring Permit, you can purchase one online. Contact the Parks Department at 631-451-6133 for more information. Learn More How to Acquire a Marina Dock Slip For information on obtaining a seasonal slip for your boat, please contact the Town Clerk’s Office. Transient slips are available for residents and non-residents at all our marinas. Transient Docking Seasonal Boat Berth Transient Non-Resident (includes electric) Other Jet Ski (weekly) Jet Ski (seasonal) Dinghy Slip Dinghy/Kayak Rack Check fees on their website


Comodidades
COORDINATES
40.96366 N, -73.03131 E
Port Information
Telefone
Berth Sizes
< 10m, 10-20m, 20m+
Profundidade na MLW
3m+
Manobrabilidade
Good
Channel Marking
Excellent
Porto de entrada
No
Overseas Visitor Berths
Yes
Tipo de doca
Floating
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
No
Weather Forecast
Fri
9AM - 1PM
27 March 2026
- N 10 knots increasing to 18 knots. Gusts up to 28 knots.
- 6 to 8°C
- N 0.5m at 3s period
- Cloudy
Fri
1PM - 5PM
27 March 2026
- N 16 knots decreasing to 10 knots. Gusts up to 24 knots.
- 6 to 8°C
- Calm sea
- UV Index: 5 - Moderate
- Cloudy
Fri
5PM - 9PM
27 March 2026
- N 7–12 knots.
- 4 to 6°C
- Calm sea
- UV Index: 0 - Low
- Cloudy