Live coastal observation
Lamai Beach
Live Sea Conditions & Sheltered Bay Score for Gulf of Thailand (Samui & Phangan)
Koh Samui, Gulf of Thailand (Samui & Phangan)
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Current conditions
Glassy Score
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Swim Guide
About this spot
Lamai Beach on Koh Samui has a sand shoreline facing south-east. It is directly exposed to north-east monsoon winds and swell, roughly November to February; check the live forecast before swimming.
Shoreline · Sand
Open Coast · coast faces SE (135°).
Destination local time
48-hour daylight forecast
Lamai Beach: frequently asked questions
- Is Lamai Beach suitable for a calm swim?
- Lamai Beach is an open-ocean coastline facing 135° azimuth with minimal natural wave obstruction. It frequently receives direct raw ocean swells, making it more prone to surf breaks and active currents. Swimmers should exercise high caution and check real-time sea conditions.
- What coastal factors affect water conditions at Lamai Beach?
- Water tranquility at Lamai Beach is primarily governed by prevailing seasonal trade winds interacting with its 135° coastal orientation. When incoming swell direction directly aligns with this angle, chop and currents increase. Always cross-reference live forecasts before swimming.
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GlassySea scores are automated informational estimates and do not guarantee safe swimming conditions. Always follow local warnings.