The Beaufort Scale

Force Speed mph Description
0 0-1 Calm
1 1-3 Light air
2 4-7 Light breeze
3 8-12 Gentle breeze
4 13-18 Moderate breeze
5 19-24 Fresh breeze
6 25-31 Strong breeze
7 32-38 Near Gale
8 39-46 Gale
9 47-54 Severe Gale
10 55-63 Storm
 

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The author(s) of this site do not claim to be expert on the topics covered and any information given should not be relied upon solely for dive planning and safety, always double check for yourself.

Further safety information.

 

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