Charleston Harbor, SC to Delaware Bay, Lewes, DE map preview
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Charleston Harbor, SC to Delaware Bay, Lewes, DE

Big offshore leg around Cape Hatteras; requires stable weather window.

Latest Automated Forecast

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Updated daily with ECMWF data for Charleston Harbor, SC to Delaware Bay, Lewes, DE. 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: 2026-06-04T10:39:33.546010+00:00 • Distance: 505.2 NM • Departure: 2026-06-04T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Temp
2026-06-04T12:00:00+00:00 5.6695485 kts 0.58 m 17.5°C
2026-06-04T16:00:00+00:00 7.4514066 kts 0.96 m 23.8°C
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Daily Route Forecast Summary

Expect a majority of reaching conditions with steady motion. Winds range from 2 to 22 kts with waves 1.0 to 5.0 ft with period of 5 to 8 seconds. Overall, periods of cross-seas may create some roll. Wind angles: 30% following, 65% reaching, 4% on the nose. Sea state: 30% aligned, 48% cross-seas, 22% opposed.

Historical Forecasts Download GPX File

Related Routes

Delaware Bay, Lewes, DE to Charleston Harbor, SC
505.2 NM 10 waypoints
Absecon Inlet, Atlantic City, NJ to Delaware Bay, Lewes, DE
49.8 NM 7 waypoints
Beaufort Inlet, NC to Delaware Bay, Lewes, DE
315.2 NM 13 waypoints
Cape May Inlet, NJ to Delaware Bay, Lewes, DE
15.6 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.