Andernos is located on the northeastern shore of the Bassin d'Arcachon, a shallow coastal bay in southwestern France. The spot faces northeast toward protected waters characterized by tidal flats, mudflats, and extensive marsh vegetation visible in the satellite imagery. This is a sheltered lagoon-style environment rather than exposed ocean, resulting in small average wave heights of 1.5m and very low wind reliability at 10.7%. The bay's enclosed nature provides calm conditions suitable for beginners, but the same protection severely limits wind access and fetch distance. Best conditions occur with northwesterly to westerly winds that funnel into the bay on a side-shore angle. Water temperatures average 15°C and conditions are typically soft and forgiving. This spot works best during stronger seasonal wind periods when the bay receives enough breeze to generate rideable conditions. The spot suits beginners and intermediate riders seeking protected, flat-water practice in low-consequence environments. Key considerations include monitoring tidal cycles, checking wind forecasts carefully given low reliability, and awareness of shallow draft vessels and local waterway traffic.