
| 1) Passage planning | 2) Weather information | 3) Tides and currents | 4) Flexible itinerary |
| 1) Increased danger of falling overboard | 2) Crew fatigue, seasickness, hypothermia, injury | 3) Damage to: hull, rigging, sails, ship's gear, dismasting, pitchpoling, broaching, rolling, pooping, overwhelming | 4) Vessel becoming disabled | 5) Uncertainty of position | 6) Increased possibility of collision | 7) Increased possibility of grounding |