Piraeus (Athens) tide times

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived.

Model-derived from a global ocean grid. Useful indication; expect about ±45 minutes on average vs. a local harmonic gauge, individual stations vary widely. See /methodology for per-region detail. Not for navigation.

Conditions as of 07:00 local time. Refreshes daily.

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived. · Not for navigation.

The angler tradition for major/minor fishing windows: major ≈3-hour windows around moon transit and opposition; minor ≈2-hour windows around moonrise and moonset. Times are Europe/Athens local. Folk tradition, not a scientific forecast.

Piraeus is the port of Athens — the busiest passenger harbour in the Mediterranean and the gateway to the Saronic Gulf island chain that runs south-east toward the Cyclades. The tide here is the smallest astronomical signal you will plan a day around anywhere outside the central tropics: mean range at Piraeus is about 0.15 metres, with spring tides reaching close to 0.25. Most days the lunar tide barely shows in the gauge above the noise from pressure changes and wind setup. The eastern Mediterranean is even more enclosed than the western basin — the Atlantic tide cannot propagate through Gibraltar in any meaningful form, and the further east you go from there, the smaller the residual signal becomes. What dominates day-to-day water-level variation in Piraeus is meteorological: passing weather systems shift sea level by a few centimetres on a calm day, and the meltemi etesian wind that blows hard from the north all summer produces a sustained setup against the southern coasts when the wind sets in. Sirocco events in winter can lift water levels 30 cm or more for hours. Saronic Gulf island ferries, sailing-yacht charters out of Marina Zea and Marina Alimos, and the boat-traffic surge inside the main harbour basin run more or less independently of the lunar tide. Local solunar fishing tradition for octopus, squid, and dorada survives even where the height swing itself is tiny. Open-Meteo Marine drives the gridded predictions on this page; the Hellenic Navy Hydrographic Service is the authoritative Greek tide source.