Designed by John Rock and built by Seaglass in the UK starting in 1976, this 33-foot sailboat represents classic British yacht design philosophy with its traditional long keel configuration and masthead sloop rig. The fiberglass construction combines modern materials with time-tested hull forms that prioritize seaworthiness over pure performance. With a displacement of 19,500 pounds and a comfort ratio of 47, the Tradewind 33 falls squarely into the heavy displacement cruising category, offering the stability and motion characteristics that make for comfortable offshore passages. The long keel design provides excellent tracking ability and directional stability, though at the expense of windward performance compared to more modern fin keel designs. A capsize screening formula of 1.56 indicates good stability for offshore work. The boat's sail area of 544 square feet and SA/displacement ratio of 12.06 suggest moderate sailing performance, with a theoretical hull speed of 6.81 knots. This makes the Tradewind 33 well-suited for coastal cruising and offshore passages where comfort and safety take precedence over speed. The traditional design appeals to sailors who appreciate classic aesthetics and proven seakeeping abilities over modern racing-oriented features.
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What is the Tradewind 33's sail area to displacement ratio?
The Tradewind 33 has a Sail Area to Displacement ratio (SA/D) of 12.06. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.
What is the Tradewind 33's comfort ratio?
The Tradewind 33 has a Ted Brewer Comfort Ratio of 47. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.
Is the Tradewind 33 safe for offshore sailing?
The Tradewind 33 has a Capsize Screening Formula value of 1.56. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.
What is the hull speed of the Tradewind 33?
The theoretical hull speed of the Tradewind 33 is 6.81 kn knots, calculated from its waterline length.
How much does a Tradewind 33 weigh?
The Tradewind 33 has a displacement of 19,500.00 lb and a length overall (LOA) of 33.00 ft.
Who designed the Tradewind 33?
The Tradewind 33 was designed by John Rock, first built in 1976.