WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 2 (Sat 22.5.2021): 9.2 knots (Average wind speed during daylight)
Day 3 (Sun 23.5.2021): 9.9 knots (Average wind speed during daylight)
www.windguru.cz/538682
———————————————-