Porto-Vecchio tide times

Porto-Vecchio sits in the far south of Corsica, its old Genoese citadel perched on a promontory above a wide, sheltered gulf. The spring tidal range here is 0.25 m — the smallest of the three main Corsican ports — and the sea level pattern is identical to the rest of the western Mediterranean coast: two tides daily of negligible amplitude, with wind and atmospheric pressure doing far more work on the waterline than the Moon. A libeccio blowing 40 knots from the southwest can push 0.3 m of extra water into the gulf in an afternoon; a mistral-influenced low can drop it by a similar margin.

The gulf itself is large — roughly 10 km across — and oriented to open southeast toward the Strait of Bonifacio. The inner anchorages near the town are well sheltered from northerly and westerly winds. The outer gulf and the approaches to Bonifacio, 20 km south, are a different matter: the strait is one of the more demanding stretches of Mediterranean water for small craft, with tidal currents reaching 4–5 knots in the narrows during spring conditions and confused seas when the current opposes the swell. Boats typically pass through Bonifacio Strait on the first hour of the ebb, west-to-east, or the first hour of the flood east-to-west. The current reversal can be tracked on the tidal chart more reliably than the small sea level oscillation.

Palombaggia beach, 8 km south of Porto-Vecchio, appears on most lists of Europe's most beautiful beaches. It is a 1.8 km arc of white sand backed by pine and cork-oak forest, with clear turquoise water and granite boulders scattered in the shallows that create natural snorkelling zones at any state of the tide. The 0.25 m tidal range does not alter beach character in any meaningful way — the same width of sand is exposed whether the water is at high or low. The boulders expose slightly more rock platform at low water, which improves access for snorkellers working the base of the rocks. Underwater visibility runs 8–15 m depending on recent wind.

Freedivers and spearfishers work the granite boulder zones along the southern coast, specifically around the Îles Cerbicale nature reserve 3 km offshore. The reserve has a core protected zone where all fishing and anchoring are prohibited — verify the current maps before entering. Outside the reserve boundary, the depth drops quickly from 5 m at the boulder bases to 20 m in the sand channels between the granite formations. Grouper, dentex, and saddled bream are the prime targets in season.

Sea-kayaking is well suited to the gulf's sheltered inner bays. The route from Porto-Vecchio marina to Palombaggia by kayak is about 6 km, hugging the eastern shore past limestone cliffs and small coves accessible only from the water. A second popular route runs from the marina to the Punta di a Chiappa headland, where a lighthouse marks the entrance to the gulf. Currents are wind-driven and variable; the morning is consistently calmer than the afternoon.

Families dominate Palombaggia and Santa Giulia beach (2 km further south) throughout July and August, when Porto-Vecchio becomes one of the most visited coastal towns in France. The water temperature at Palombaggia is 24–26°C in August, 14°C in March. Parking at Palombaggia costs €12–15 per day in high season; arriving before 09:00 guarantees a space.

Sailing traffic between the Côte d'Azur and Sardinia transits the strait, making Porto-Vecchio a busy provisioning stop in summer. The marina has 2,300 berths and fills to capacity between 15 July and 20 August. Anchoring in the outer gulf is free and popular; holding in sand is good at 5–12 m.

Tidal predictions here use the Open-Meteo Marine gridded model (±45 minutes on timing, ±0.3 m on height). Not for navigation.