The Beaufort Wind Scale
http://www.bbc.co.uk/dna/h2g2/A876864Describes this scale of wind speed devised in 1805 by Admiral Sir Francis Beaufort.
Submitted in section: Weather Phenomena: Wind: The Beaufort Wind Scale
Describes this scale of wind speed devised in 1805 by Admiral Sir Francis Beaufort.
Submitted in section: Weather Phenomena: Wind: The Beaufort Wind Scale