St. Mary's Inlet, GA /FL and Fernandina Beach, FL to Ft. Pierce Inlet, FL map preview
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St. Mary's Inlet, GA /FL and Fernandina Beach, FL to Ft. Pierce Inlet, FL Marine Weather Route Forecast

Offshore route from Fernandina Beach to Fort Pierce.

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 St. Mary's Inlet, GA /FL and Fernandina Beach, FL to Ft. Pierce Inlet, FL.

Generated: 2026-09-04T10:47:09.995001+00:00 • Distance: 207.7 NM • Departure: 2026-09-04T08:00:00-04:00 • Speed: 6 knots
Time Wind Waves Ocean Current Air/Water
2026-09-04T12:00:00+00:00 5.8315356000000005 kts 0.66 m 0.1 kts N N 24.5 / 29.1 °C
2026-09-04T16:00:00+00:00 5.021600100000001 kts 0.66 m 0.3 kts NW NW 27.7 / 28.0 °C
Locked forecast rows are available to signed-in users.

Route Passage Summary & Sea State

Expect significant time on the nose, expect a more demanding trip. Winds range from 2 to 10 kts with waves 1.1 to 2.4 ft with period of 4 to 7 seconds. Overall, seas and wind frequently opposed, expect confused motion. Wind angles: 30% reaching, 70% on the nose. Sea state: 70% cross-seas, 30% opposed.

More Detail

Points of Sail

CategoryPoint of SailWind AnglePortion of Passage
On the NoseNo-Go Zone0–45°70%
ReachingClose Hauled45–80°10%
ReachingBeam Reach80–110°10%
ReachingBroad Reach110–145°10%
FollowingRun145–180°0%

Sea State & Wave Motion

Sea StateWind vs. WavesBoat MotionPortion of Passage
AlignedWaves run with the windSteady, organized0%
Cross SeasWaves cross the windRolling70%
OpposedWaves against the windChoppy, confused30%
Historical Forecasts Download GPX File

Related Routes

Lake Worth Inlet, Palm Beach, FL to Ft. Pierce Inlet, FL
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St. Augustine Inlet, FL to Ft. Pierce Inlet, FL
164.8 NM 7 waypoints
St. Mary's Inlet, GA /FL and Fernandina Beach, FL to Charleston Harbor, SC
151.6 NM 7 waypoints
St. Mary's Inlet, GA /FL and Fernandina Beach, FL to Government Cut, Miami, FL
315.8 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.