Sea Lanes Brighton

Sea Lanes Brighton in Brighton. The National Open Water Swimming Centre® A stepping stone to the sea, creating a happier, healthier community with swimming, seaside views, and delicious food and drinks. About Sea Lanes Pool Conditions Sea Conditions 20.1°C Water Temperature 4mph SW Wind Speed 10°C Outside Temperature 0 UV Rating Clouds Local Forecast 10°C Water Temperature 14mph NW Wind Speed 2.1 ft Swell Height 05:39 / 18:33 High Tide 12:05 Low Tide Updated: 23:24 - 27 March, 2026.