Winyah Bay, Georgetown, SC to Charleston Harbor, SC map preview
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Winyah Bay, Georgetown, SC to Charleston Harbor, SC Marine Weather Route Forecast

Standard offshore leg between Georgetown and Charleston.

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 Winyah Bay, Georgetown, SC to Charleston Harbor, SC.

Generated: 2026-07-28T11:11:28.265807+00:00 • Distance: 56.2 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 0.21598280000000003 kts 0.36 m 0.2 kts NE NE 26.3 / 30.5 °C
2026-07-28T16:00:00+00:00 11.8250583 kts 0.46 m 0.3 kts E E 28.6 / 30.0 °C
Locked forecast rows are available to signed-in users.

Route Passage Summary & Sea State

Expect mixed conditions with no major headwinds. Winds range from 0 to 17 kts with waves 1.2 to 2.1 ft with period of 5 to 7 seconds. Overall, periods of cross-seas may create some roll. Wind angles: 25% following, 50% reaching, 25% on the nose. Sea state: 25% aligned, 50% cross-seas, 25% opposed.

Historical Forecasts Download GPX File

Related Routes

Charleston Harbor, SC to Winyah Bay, Georgetown, SC
56.2 NM 11 waypoints
Winyah Bay, Georgetown, SC to Cape Fear Inlet, Bald Head Island, NC
77.8 NM 10 waypoints
Winyah Bay, Georgetown, SC to Little River Inlet, Myrtle Beach, SC
52.8 NM 7 waypoints
Delaware Bay, Lewes, DE to Charleston Harbor, SC
505.2 NM 10 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.