Hallwilersee GFS27 (langfristig), Switzerland – Hallwilersee: ———————————————- Day 1 (Thu 21.12.2023): 15 knots (Minimum wind speed during daylight)
Day 2 (Fri 22.12.2023): 11 knots (Minimum wind speed during daylight)
Day 3 (Sat 23.12.2023): 11.1 knots (Minimum wind speed during daylight)
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