5b98ab6c-42a0-5584-8cbb-cf5f15864060 · no UN/LOCODE · North America

Nantucket Boat Basin

Nantucket, United States · 41.285°N 70.097°W

SUPERCOORDINATEDOPERATIONAL

A short, expensive, fog-and-reservation harbour. The basin is the town. Off-island weather windows, ferry wash and a July–August closed list define the place.

Live channels · not a chart · not a reservation

Estimate

Rainshowers at 2026-10-14T06:00:00Z America/New_York. Wind 24 kn from SW. It is after local sunset. If this harbour publishes a night-entry restriction, treat it as active until sunrise. Nearest IOC gauge Woods Hole, MA (54.8 km) last observed 0.542 m — observational only, not a tide table or controlling depth. Next published high 2026-10-14 03:25 (NOAA CO-OPS).

Wind: 24 kn SW
Gusts: —
Waves: —
Twilight: Night

Max LOA

65 m

Reported

Max draft

3 m

Reported

VHF

Verified

October band

MODERATE

Estimate

Busy-time intelligence

October: no dedicated climatology window — using harbour baseline. VERY_HIGH July–August Fog and ferry schedules can strand a perfectly reserved yacht on the mainland. This is an estimate derived from declared inventory and seasonal demand, not a live sensor count or a passenger-style headcount.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Explainable reliability

No harbour score. Each metric says why.

Seasonal berth pressureVERY_HIGHEstimate
- New England August
- tiny island inventory
Climatology derived from declared inventory and seasonal demand — labelled estimate

Observation foundation

OCCUPANCY_RATIOCLIMATOLOGY · ratio · estimate label required
ARRIVALS_PER_HOURHISTORICAL · calls/h · estimate label required
WINDCLIMATOLOGY · kn
TIDE_HEIGHTCLIMATOLOGY · m

Emergency

Nantucket Cottage Hospital; Boston for major trauma

Medevac accepted (REPORTED)

Sustainability

Pump-out yes · shore power preferred yes

Hours

07:00–20:00 in season

Night watch yes

Run vessel feasibility Compare this harbour Live JSON