New York Harbor, NY to Block Island, RI map preview
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New York Harbor, NY to Block Island, RI Marine Weather Route Forecast

Common offshore route; crosses busy shipping lanes.

Latest Automated Forecast

Optimized for marine passage planning, vessel routing, and coastal or offshore weather tracking. This automated marine weather routing tool updates daily using premium data models. Below is the weather, wave, and ocean current layout for a standard vessel transit from New York Harbor, NY to Block Island, RI.

Generated: 2026-07-28T11:24:29.373153+00:00 • Distance: 127.3 NM • Departure: 2026-07-28T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Ocean Current Air/Water
2026-07-28T12:00:00+00:00 6.965445300000001 kts 0.2 m 0.1 kts E E 23.7 / 25.7 °C
2026-07-28T16:00:00+00:00 13.7689035 kts 1.1 m 0.5 kts NNE NNE 23.3 / 22.0 °C
Locked forecast rows are available to signed-in users.

Route Passage Summary & Sea State

Expect a majority of reaching conditions with steady motion. Winds range from 7 to 19 kts with waves 0.7 to 6.2 ft with period of 5 to 6 seconds. Overall, wind and waves mostly aligned or partially aligned. Wind angles: 100% reaching. Sea state: 86% aligned, 14% cross-seas.

Historical Forecasts Download GPX File

Related Routes

Block Island, RI to New York Harbor, NY
127.3 NM 11 waypoints
Beaufort Inlet, NC to Block Island, RI
500 NM 12 waypoints
Bermuda to Block Island, RI
617 NM 3 waypoints
Cuttyhunk, MA to Block Island, RI
37 NM 7 waypoints

Navigation Responsibility

This forecast is for informational purposes only. You are responsible for your own navigation and safety at sea. Always verify weather conditions with official sources, maintain a proper watch, and exercise prudent seamanship. Do not rely solely on this forecast for critical navigation decisions. See our Terms of Service for full details.