Lake Clearwater Canterbury high country NZ (alt 667m) Wind travels from the West coast to east coast down this valley and across the lake giving regular spring/summer/autumn Nor'west thermal winds usually above 25kts and often 30-45kts. Recently, 73kt winds took a few roofs off in the settlement of holiday baches (cribs. A regular haunt for Canterbury windsurfers and scene of the annual show weekend (2nd weekend in November) 'Canterbury Wind Sports Association' camp. Usually attended by 100+ sailing people from all over the South Island.