[9] The Beaufort Notation, to indicate the force of the wind.
0 Calm.
1 Light airs: just sufficient to give steerage way.
2 Light breeze. Ship under all plain sail 1 to 2 knots.
3 Gentle breeze. Ship under all plain sail 3 to 4 knots.
4 Moderate breeze. Ship under all plain sail 4 to 5 knots.
5 Fresh breeze. Ship close hauled can carry Skysails.
6 Strong breeze. Ship close hauled can carry Topgallant sails.
7 Moderate gale. Ship close hauled can carry Reefed topsails.
8 Fresh gale. Ship close hauled can carry Lower topsails, courses.
9 Strong gale. Ship close hauled can carry Lower topsails; reefed courses.
10 Whole gale. Hove to, under main lower topsail and reefed foresail.
11 Storm. Hove to, under storm staysails.
12 Hurricane. Hove to, under bare poles.
TRANSCRIBER'S NOTE:
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