Arugam Bay 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 03:30 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 Asia/Colombo local. Folk tradition, not a scientific forecast.

Arugam Bay opens east into the Bay of Bengal from the southeastern coast of Sri Lanka, roughly 320 kilometres east of Colombo by road and 8 kilometres south of Pottuvil town. The bay is semi-circular, about 3 kilometres across, with the named surf breaks arranged around its perimeter and on the headlands to the north and south. Main Point is the signature break: a right-hand point break working off the southern headland where a cobble-and-sand bar builds at the base of the point. On a 1.5 to 2.5 metre SW monsoon swell from May through September, Main Point produces a fast, walling right that runs for 100 to 150 metres — one of the longer and more consistent point breaks in South and Southeast Asia. Baby Point breaks at the northern end of the bay on smaller swells, more forgiving and better suited to developing surfers. Pottuvil Point is 2 kilometres north, a separate break accessed by a short boat or tuk-tuk ride; it works on larger swells that close-out the main bay. Elephant Rock is further north near the Pottuvil Lagoon entrance, a reef break that works on mid-sized swell and handles the crowd better than Main Point on peak season days. The tidal range at Arugam Bay is modest: mixed semidiurnal with spring range approximately 0.6 to 0.8 metres. In a wave-dominant environment this is operationally secondary — swell size and direction, wind, and the period of the incoming swell determine wave quality far more than the tidal stage. At low water the rocky outcrops and cobble bar at Main Point are exposed, and the take-off zone shifts slightly further from the point, producing a slightly less defined wall on the smallest swells. At high water the entry is easier and the take-off zone softer. The exposed rocks at Baby Point and Pottuvil Point are more accessible for positioning at low water. The Pottuvil Lagoon, 2 kilometres north of Arugam Bay, is a brackish lagoon that connects to the sea through a channel at the lagoon mouth. The lagoon drains significantly at low tide; the channel current runs noticeably on ebbs. Elephants from the adjacent Lahugala National Park and the Kumana Wildlife Sanctuary corridor move between the dry-zone scrubland and the lagoon edge at dawn and dusk throughout the year — the best sighting windows are the 90 minutes either side of sunrise and sunset from the lagoon bank or from a boat in the lagoon. The main Arugam Bay village has a well-developed guesthouse and restaurant strip built over the two decades since the end of the Sri Lankan civil conflict in 2009 and the post-2004 tsunami reconstruction. The offshore submarine canyon 10 kilometres east of Arugam Bay funnels the Bay of Bengal swell, which partly explains the quality of the point break relative to other south-coast spots: the swell energy reaches the coast with longer period and better organisation than beach-adjacent wave sources. The SW monsoon delivers the surf (May to September); the NE monsoon (October to January) can produce smaller, north-facing swell that works some of the secondary breaks and makes the coast rougher generally. The village has grown substantially since the end of the civil conflict in 2009 and the post-2004 tsunami reconstruction — the guesthouse strip now extends along the bay for about 500 metres, and several surf schools cater to the international visitor flow from April through September. The Kumana National Park, 40 km south of Arugam Bay, is a wetland sanctuary for migratory birds accessible by vehicle from Pottuvil; the nesting season for painted storks, spoonbills, and herons peaks around May to July, overlapping with the surf season. An organised jeep or tuk-tuk day trip to Kumana is practical from any Arugam Bay guesthouse. Tidal predictions here come from Open-Meteo Marine, a gridded global ocean model; accuracy is typically ±45 minutes on timing and ±0.2 to 0.3 metres on height. NARA (National Aquatic Resources Research and Development Agency, Sri Lanka) is the authoritative Sri Lanka tide source.