a small storm sail.
Related Terms |
AHULL
1. lying broadside to the sea. 2. to ride out a storm with no sails and helm held to leeward.
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ASYLUM HARBOUR
A harbour used to provide shelter from a storm. 'harbor of refuge'
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LYING AHULL
Waiting out a storm by dousing all sails and simply letting the boat drift.
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KONA STORM
A storm over the Hawaiian Islands, characterized by strong southerly or southwesterly winds and heavy rains
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DROGUE
A device to slow a boat down in a storm so that it does not speed excessively down the slope of a wave and crash into the next one. It is generally constructed of heavy flexible material in the shape of a cone. See also sea anchor.
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SCOPE
The ratio of length of anchor rode in use to the vertical distance from the bow of the vessel to the bottom of the water. Usually six to seven to one for calm weather and more scope in storm conditions.
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AVULSION
The rapid erosion of shore land by waves during a storm
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BEACH
The zone of unconsolidated material that extends landward from the low water line to the place where there is a marked change in material or physiographic form, or to the line of permanent veg- etation (usually the effective limit of storm waves). A beach includes foreshore and backshore. The beach along the margin of the sea may be called SEABEACH. Also called STRAND, espe- cially when the beach is composed of sand. See also TIDELAND.
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NAVIGABLE SEMICIRCLE
The half of a cyclonic storm area in which the rotary and forward motions of the storm tend to counteract each other and the winds are in such a direction as to tend to blow a vessel away from the storm track. In the Northern Hemisphere this is to the left of the storm center and in the Southern Hemisphere it is to the right.
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DANGEROUS SEMICIRCLE
The half of a cyclonic Storm in which the rotary and forward motions of the storm reinforce each other and the winds tend to blow a vessel into the storm track. In the Northern Hemisphere this is to the right of the storm center (when facing the direction the storm is moving) and in the Southern Hemisphere it is to the left. The opposite is the LESS DANGEROUS or NAVIGA- BLE SEMICIRCLE.
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