November 1998

(2) Wind direction and speed. (a) Indicate true direction from which the wind is blowing. (b) Speed is indicated by barbs with 1 full barb indicating 10 knots and ½ barb indicating 5 knots. (c) Calm wind conditions are indicated by a circle around the station circle. (d) Pennant indicates 50 knots. (e) Wind velocity. ................
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