WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 1 (Tue 12.12.2023): 13.5 knots (Average wind speed during daylight)
Day 2 (Wed 13.12.2023): 9.4 knots (Average wind speed during daylight)
www.windguru.cz/538682
———————————————-