WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 2 (Wed 30.6.2021): 10.3 knots (Average wind speed during daylight)
Day 3 (Thu 1.7.2021): 8.9 knots (Average wind speed during daylight)
www.windguru.cz/538682
———————————————-