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Strategic Georgia bypass. Stays offshore of the complex and shallow Georgia sounds. Watch for commercial traffic entering the Savannah River.
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 Charleston Harbor, SC to St. Mary's Inlet, GA /FL and Fernandina Beach, FL.
Expect significant time on the nose, expect a more demanding trip. Winds range from 3 to 13 kts with waves 1.1 to 2.2 ft with period of 4 to 6 seconds. Overall, periods of cross-seas may create some roll. Wind angles: 12% reaching, 88% on the nose. Sea state: 75% cross-seas, 25% opposed.
Points of Sail
| Category | Point of Sail | Wind Angle | Portion of Passage |
|---|---|---|---|
| On the Nose | No-Go Zone | 0–45° | 88% |
| Reaching | Close Hauled | 45–80° | 0% |
| Reaching | Beam Reach | 80–110° | 0% |
| Reaching | Broad Reach | 110–145° | 12% |
| Following | Run | 145–180° | 0% |
Sea State & Wave Motion
| Sea State | Wind vs. Waves | Boat Motion | Portion of Passage |
|---|---|---|---|
| Aligned | Waves run with the wind | Steady, organized | 0% |
| Cross Seas | Waves cross the wind | Rolling | 75% |
| Opposed | Waves against the wind | Choppy, confused | 25% |
