Wellfleet, Cape Cod, MA to Onset, MA map preview
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Wellfleet, Cape Cod, MA to Onset, MA

Cross-Cape Cod Bay route and through the Cape Cod Canal. Understand strong Canal currents before entering.

Latest Automated Forecast

Updated daily with ECMWF data for Wellfleet, Cape Cod, MA to Onset, MA. This page shows the latest forecast snapshot, route distance, waypoint count, and the first forecast points so search engines can read meaningful route-specific content without JavaScript.

Generated: 2026-06-13T10:04:54.532107+00:00 • Distance: 33.0 NM • Departure: 2026-06-13T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Current Temp
2026-06-13T12:00:00+00:00 8.7473034 kts 0.66 m 0.8 kts SSE SSE 20.9°C
2026-06-13T16:00:00+00:00 8.2613421 kts 0.28 m 1.2 kts WNW WNW 27.0°C
Locked forecast rows are available to signed-in users.

Daily Route Forecast Summary

Expect a majority of reaching conditions with steady motion. Winds range from 5 to 9 kts with waves 0.9 to 2.2 ft with period of 4 seconds. Overall, seas and wind frequently opposed, expect confused motion. Wind angles: 100% reaching. Sea state: 67% aligned, 33% opposed.

Historical Forecasts Download GPX File

Related Routes

Onset, MA to Wellfleet, Cape Cod, MA
33 NM 23 waypoints
Cuttyhunk Island, MA to Onset, MA
23.3 NM 12 waypoints
Cape Cod Canal, Buzzards Bay, MA to Nantucket, MA
42.2 NM 12 waypoints
Cape Cod Canal, MA to Gloucester, MA
50.2 NM 5 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.