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Wind Reports

Report for Year 2009

Note: Wind data is updated after midnight each day.
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WIND COLOR CODING CHART
Beaufort number Description Wind speed
km/h mph kts m/s
0 Calm < 1 < 1 < 1 < 0.3
1 Light air 1.1 – 5.5 1 – 3 1 – 2 0.3 – 1.5
2 Light breeze 5.6 – 11 4 – 7 3 – 6 1.6 – 3.4
3 Gentle breeze 12 – 19 8 – 12 7 – 10 3.4 – 5.4
4 Moderate breeze 20 – 28 13 – 17 11 – 15 5.5 – 7.9
5 Fresh breeze 29 – 38 18 – 24 16 – 20 8.0 – 10.7
6 Strong breeze 39 – 49 25 – 30 21 – 26 10.8 – 13.8
7 High wind, Moderate gale, Near gale 50 – 61 31 – 38 27 – 33 13.9 – 17.1
8 Gale, Fresh gale 62 – 74 39 – 46 34 – 40 17.2 – 20.7
9 Strong gale 75 – 88 47 – 54 41 – 47 20.8 – 24.4
10 Storm, Whole gale 89 – 102 55 – 63 48 – 55 24.5 – 28.4
11 Violent storm 103 – 117 64 – 72 56 – 63 28.5 – 32.6
12 Hurricane-force > 118 > 73 > 64 > 32.7

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