St. Martin to Beaufort Inlet, NC map preview
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St. Martin to Beaufort Inlet, NC Marine Weather Route Forecast

Prioritize meticulous weather routing over Bermuda Triangle superstition, and cross the Gulf Stream with favorable southerly breeze to avoid hazardous, steep seas generated by opposing northern winds.

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 St. Martin to Beaufort Inlet, NC.

Generated: 2026-07-21T11:01:15.447375+00:00 • Distance: 1233.6 NM • Departure: 2026-07-21T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Ocean Current Air/Water
2026-07-21T12:00:00+00:00 9.3412561 kts 0.82 m 0.3 kts SSW SSW 28.1 / 28.5 °C
2026-07-21T16:00:00+00:00 10.0971959 kts 1.02 m 0.2 kts NNW NNW 27.7 / 28.7 °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 4 to 28 kts with waves 2.4 to 7.4 ft with period of 5 to 7 seconds. Overall, periods of cross-seas may create some roll. Caution: peak winds reach 28 kts — conditions may be demanding regardless of point of sail. Wind angles: 33% following, 65% reaching, 2% on the nose. Sea state: 47% aligned, 53% cross-seas.

Historical Forecasts Download GPX File

Related Routes

Beaufort Inlet, NC to St. Martin
1257.4 NM 9 waypoints
Bermuda to Beaufort Inlet, NC
618.4 NM 10 waypoints
Block Island, RI to Beaufort Inlet, NC
503.6 NM 15 waypoints
Cape Fear Inlet, Bald Head Island, NC to Beaufort Inlet, NC
106.5 NM 17 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.