USS Impetuous (PYc-46)
Encyclopedia
USS Impetuous (PYc-46) was private yacht
Yacht
A yacht is a recreational boat or ship. The term originated from the Dutch Jacht meaning "hunt". It was originally defined as a light fast sailing vessel used by the Dutch navy to pursue pirates and other transgressors around and into the shallow waters of the Low Countries...
that served as a patrol boat
Patrol boat
A patrol boat is a relatively small naval vessel generally designed for coastal defense duties.There have been many designs for patrol boats. They may be operated by a nation's navy, coast guard, or police force, and may be intended for marine and/or estuarine or river environments...
of the United States Navy
United States Navy
The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...
in both World War I and World War II under different names.
World War I, 1917–1918
She was built in 1915 by Robert Jacob Inc., City Island, New York CityNew York City
New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...
as the yacht Paragon. She was then renamed Sybilla III sometime before she was acquired and commissioned into the Navy on 14 May 1917 as USS Sybilla III (SP-104). She was returned to the owner and struck from the Naval Vessel Register
Naval Vessel Register
The Naval Vessel Register is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from the time a vessel is authorized through its life cycle and...
(NVR) on 24 December 1918. In the interwar period
Interwar period
Interwar period can refer to any period between two wars. The Interbellum is understood to be the period between the end of the Great War or First World War and the beginning of the Second World War in Europe....
she was renamed Arlis.
World War II, 1940–1945
She was again acquired by the Navy on 12 August 1940, and commissioned on 16 October as USS PC-454. Assigned to the 15th Naval District, PC-454 arrived in the Canal ZonePanama Canal Zone
The Panama Canal Zone was a unorganized U.S. territory located within the Republic of Panama, consisting of the Panama Canal and an area generally extending 5 miles on each side of the centerline, but excluding Panama City and Colón, which otherwise would have been partly within the limits of...
in mid-November 1940 to patrol the approaches to the Panama Canal
Panama Canal
The Panama Canal is a ship canal in Panama that joins the Atlantic Ocean and the Pacific Ocean and is a key conduit for international maritime trade. Built from 1904 to 1914, the canal has seen annual traffic rise from about 1,000 ships early on to 14,702 vessels measuring a total of 309.6...
. From November 1940 to August 1944, she performed escort and patrol operations off Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...
while on constant watch for submarines.
PC-454 was named and reclassified USS Impetuous (PYc-46) on 15 July 1943. On 31 August 1944, the patrol yacht arrived in Philadelphia and was decommissioned there on 27 September, struck from the Naval Register on 14 October and sold by the War Shipping Administration
War Shipping Administration
The War Shipping Administration was a World War II emergency war agency of the US Government, tasked to purchase and operate the civilian shipping tonnage the US needed for fighting the war....
on 14 June 1945.