Stagno di Cirdu (Sant’Antioco)

Stagno di Cirdu is a small, sand-bottom lagoon with consistently flat, shallow water that favors mirror-smooth sessions for kitesurfing—especially freestyle and freeride progression. Water quality is repeatedly described as crystal clear/excellent, and currents within the lagoon are described as negligible. Wind is typically thermal, with SE and NW identified as the best wind directions for kitesurfing. Best months are reported broadly across the year in spot databases, while seasonal accounts highlight stronger, more reliable conditions from spring through early autumn. Thermal activity is described as reinforcing prevailing NW winds on sunny days, and the thermal window is commonly cited for the afternoon period. Access is generally straightforward: park and walk across the flats to reach the beach/launch area. The lagoon’s main challenge is depth—reported as often around 0.5 to 1.2 meters—so careful navigation is important during approach and riding. Safety notes emphasize shallow-water impact risk, sea urchins, and submerged rocks/very shallow edges; neoprene boots are strongly recommended. Kitesurfing has seasonal restrictions in summer due to crowded beaches around Sant'Antioco, with June to August specifically called out as prohibited in the kitesurfing guidance you provided. Outside those restricted months, the area is also described as a quieter alternative when nearby, more famous spots are crowded.