Westerly Tempest
| Length | |
| Hull Type | Fin w/ Rudder on Transom |
| Rigging Type | Masthead Sloop |
| LOA | 31.00' (9.45m) |
| S.A. | 474.00 sq ft (44.03 m2) |
| Beam | 10.50' (3.20m) |
| Displacement | 9920 lbs / 4495 kgs |
| Ballast | 4180 lbs / 1896 kgs |
| Designer | Ed Dubois |
| First Built | 1987 |