WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 0 (Wed 5.5.2021): 10.9 knots (Average wind speed during daylight)
Day 1 (Thu 6.5.2021): 11 knots (Average wind speed during daylight)
www.windguru.cz/538682
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