Monthly archives: June 2016


Officer of the Watch is delighted to announce a limited time special offer for both our Deck and Engineering users. You’re now entitled to an extra 20% a range of titles from Seamanship International. The discount applies to both individual publications as well as bundle offers, which are already heavily […]

Special Offer – Seamanship International





The Beaufort scale is an empirical measure for describing wind intensity based on observed sea conditions and is the primary used international scale for wind strength measurement in the marine environment.   Beaufort wind scale Mean Wind Speed Limits of wind speed Wind descriptive terms Probable wave height Probable maximum wave height […]

Beaufort Wind Force Scale