WG Alert – Windalarm WRF27, WRF 27 km forecast (18.9. 18 UTC)

Windalarm WRF27, Switzerland – WISCH Hallwilersee, Meisterschwanden-Tennwil, Windsurfclub: ———————————————- Day 2 (Fri 21.9.2018): 9.3 knots (Average wind speed during daylight)
www.windguru.cz/538682
———————————————-