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


Servizi
COORDINATES
40.96366 N, -73.03131 E
Port Information
Telefono
Berth Sizes
< 10m, 10-20m, 20m+
Profondità alla Bassa Marea Media
3m+
Manovrabilità
Good
Channel Marking
Excellent
Porto di Entrata
No
Overseas Visitor Berths
Yes
Tipo di Molo
Floating
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
No
Weather Forecast
Tue
9AM - 1PM
16 June 2026
- W 11 knots decreasing to 7 knots.
- Increasing from 18 to 21°C
- Calm sea
- Sunny
Tue
1PM - 5PM
16 June 2026
- W 6–8 knots backing SW 6-8 knots.
- 22°C
- Calm sea
- UV Index: 7 - High
- Mostly fine
Tue
5PM - 9PM
16 June 2026
- SW 7 knots increasing to 14 knots. Gusts up to 23 knots.
- Decreasing from 23 to 19°C
- Calm sea
- UV Index: 0 - Low
- Partly cloudy