Title: +038=627.001-##001T_03-Fasadevasksystem NorAcon - International Code of Practice (ICOP).pdf
Land: wind direction is shown by smoke drift but not by wind vane Sea: ripples without crests1.1 to 5.5 km/h 07 to 3.4 mph 0.6 to 3 knots 0.3 to 1.5 m/s0 m to 0.2 m0 ft to 1 ft2Light breezeLand: wind is felt on the face; leaves rustle; wind vanes move Sea: small wavelets; crests of glassy appearance, not breaking5.5 to 11.9 km/h 3.4 to 7.4 mph 3 to 6.4 knots 1.5 to 3.3 m/s0.2 m to 0.5 m1 ft to 2 ft3Gentle breezeLand: leaves and small twigs move steadily; small flags extend Sea: large wavelets; crests starting to break; scattered whitecaps11.9 to 19.7 km/h 7.4 to 12.2 mph 6.4 to 10.6 knots 3.3 to 5.5 m/s0.5 m to 1 m2 ft to 3.5 ft4Moderate breezeLand: wind raises dust and loose paper; small branches move Sea: small waves with breaking crests; fairly frequent whitecaps19.7 to 28.7 km/h 12.2 to 17.9 mph 10.6 to 15.5 knots 5.5 to 8 m/s1 m to 2 m3.5 ft to 6 ft5Fresh breeze