WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 0 (Wed 14.7.2021): 8.4 knots (Average wind speed during daylight)
Day 1 (Thu 15.7.2021): 9.9 knots (Average wind speed during daylight)
www.windguru.cz/538682
———————————————-