St. Simons Sound, Brunswick, GA to Sapelo Sound, Blackbeard Island, GA map preview
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St. Simons Sound, Brunswick, GA to Sapelo Sound, Blackbeard Island, GA

Georgia coast passage prone to shifting shoals; favor deeper water offshore.

Latest Automated Forecast

Updated daily with ECMWF data for St. Simons Sound, Brunswick, GA to Sapelo Sound, Blackbeard Island, GA. 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: 2026-06-13T10:13:35.460679+00:00 • Distance: 34.2 NM • Departure: 2026-06-13T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Current Temp
2026-06-13T12:00:00+00:00 6.479484 kts 0.2 m 0.6 kts NE NE 26.7°C
2026-06-13T16:00:00+00:00 5.399570000000001 kts 0.34 m 1.4 kts E E 27.4°C
Locked forecast rows are available to signed-in users.

Daily Route Forecast Summary

Expect significant time on the nose, expect a more demanding trip. Winds range from 2 to 6 kts with waves 0.7 to 1.3 ft with period of 4 to 5 seconds. Overall, seas and wind frequently opposed, expect confused motion. Wind angles: 33% following, 33% reaching, 33% on the nose. Sea state: 33% aligned, 33% cross-seas, 33% opposed.

Historical Forecasts Download GPX File

Related Routes

Sapelo Sound, Blackbeard Island, GA to St. Simons Sound, Brunswick, GA
34.2 NM 7 waypoints
St. Catherine's Sound, GA to Sapelo Sound, Blackbeard Island, GA
19.6 NM 11 waypoints
St. Simons Sound, Brunswick, GA to St. Mary's Inlet, GA /FL and Fernandina Beach, FL
27.8 NM 7 waypoints
Port Royal Sound, Hilton Head Island, SC to St. Mary's Inlet, GA /FL and Fernandina Beach, FL
102.1 NM 9 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.