Limits of wind speed Beaufort wind scale Wind descriptive terms
Knots    
<1 0 Calm
1-3 1 Light air
4-6 2 Light breeze
7-10 3 Gentle breeze
11-16 4 Moderate breeze
17-21 5 Fresh breeze
22-27 6 Strong breeze
28-33 7 Near gale
34-40 8 Gale
41-47 9 Strong gale
48-55 10 Storm
56-63 11 Violent storm
64+ 12 Hurricane

This weather forecast is generated by the Met Office Weather Widget