Scála Beaufort

The Beaufort Scale was devised by Admiral Sir Francis Beaufort in 1805/06. It is a way of estimating the wind strength according to the appearance of the sea (or on land, largely by the response of trees).


Download Marine Beaufort Scale

Download Beaufort Scale for Land

Note: Beaufort Scale wind speed are mean speeds (i.e. the wind speed averaged over 10 minutes).