Passage Peak is a prominent mountain summit located in the

Chugach Mountains The Chugach Mountains of southern Alaska are the northernmost of the several mountain ranges that make up the Pacific Coast Ranges of the western edge of North America. The range is about long and wide, and extends from the Knik and Turnag ...

, in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its so ...

Alaska Alaska ( ) is a non-contiguous U.S. state on the northwest extremity of North America. Part of the Western United States region, it is one of the two non-contiguous U.S. states, alongside Hawaii. Alaska is also considered to be the north ...

. The unofficially named peak is situated in

Chugach National Forest The Chugach National Forest is a United States National Forest in south central Alaska. Covering portions of Prince William Sound, the Kenai Peninsula and the Copper River (Alaska), Copper River Delta, it was formed in 1907 from part of a larger ...

, northeast of

Whittier, Alaska Whittier is a city at the head of the Passage Canal in the Chugach Census Area, Alaska, Chugach Census Area in the Unorganized Borough, Alaska, Unorganized Borough of Alaska, about southeast of Anchorage, Alaska, Anchorage. The city is located ...

, near the

isthmus An isthmus (; : isthmuses or isthmi) is a narrow piece of land connecting two larger areas across an expanse of water by which they are otherwise separated. A tombolo is an isthmus that consists of a spit or bar, and a strait is the sea count ...

of the

Kenai Peninsula The Kenai Peninsula ( Dena'ina: ''Yaghenen'') is a large peninsula jutting from the coast of Southcentral Alaska. The name Kenai (, ) is derived from the word "Kenaitze" or "Kenaitze Indian Tribe", the name of the Native Athabascan Alaskan tribe ...

, where the Chugach Mountains meet the Kenai Mountains. Nearby peaks include Maynard Mountain and Boggs Peak, each approximately to the southwest. Although modest in elevation,

relief Relief is a sculpture, sculptural method in which the sculpted pieces remain attached to a solid background of the same material. The term ''wikt:relief, relief'' is from the Latin verb , to raise (). To create a sculpture in relief is to give ...

is significant since the southern aspect of the mountain rises up from the tidewater of

Prince William Sound Prince William Sound ( Sugpiaq: ''Suungaaciq'') is a sound off the Gulf of Alaska on the south coast of the U.S. state of Alaska. It is located on the east side of the Kenai Peninsula. Its largest port is Valdez, at the southern terminus of the ...

's Passage Canal in approximately five miles. The peak takes its name from Passage Canal, which in turn was named in 1794 by

Captain Captain is a title, an appellative for the commanding officer of a military unit; the supreme leader or highest rank officer of a navy ship, merchant ship, aeroplane, spacecraft, or other vessel; or the commander of a port, fire or police depa ...

George Vancouver Captain (Royal Navy), Captain George Vancouver (; 22 June 1757 – 10 May 1798) was a Royal Navy officer and explorer best known for leading the Vancouver Expedition, which explored and charted North America's northwestern West Coast of the Uni ...

, presumably because it leads to a portage connecting Prince William Sound with

Cook Inlet Cook Inlet (; Sugpiaq language, Sugpiaq: ''Cungaaciq'') stretches from the Gulf of Alaska to Anchorage, Alaska, Anchorage in south-central Alaska. Cook Inlet branches into the Knik Arm and Turnagain Arm at its northern end, almost surrounding ...

Climate

Based on the

Köppen climate classification The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...

, Passage Peak is located in a

subarctic climate The subarctic climate (also called subpolar climate, or boreal climate) is a continental climate with long, cold (often very cold) winters, and short, warm to cool summers. It is found on large landmasses, often away from the moderating effects of ...

zone with long, cold, snowy winters, and mild summers. Weather systems coming off the

Gulf of Alaska The Gulf of Alaska ( Tlingit: ''Yéil T'ooch’'') is an arm of the Pacific Ocean defined by the curve of the southern coast of Alaska, stretching from the Alaska Peninsula and Kodiak Island in the west to the Alexander Archipelago in the ...

are forced upwards by the Chugach Mountains (

orographic lift Orographic lift occurs when an air mass is forced from a low elevation to a higher elevation as it moves over rising terrain. As the air mass gains altitude it quickly cools down adiabatically, which can raise the relative humidity to 100% and cr ...

), causing heavy precipitation in the form of rainfall and snowfall. Temperatures can drop below −20 °C with wind chill factors below −30 °C. This climate supports the

Billings Billings is the most populous city in the U.S. state of Montana, with a population of 117,116 as of the 2020 census. Located in the south-central portion of the state, it is the seat of Yellowstone County and the principal city of the Billin ...

Glacier on the south aspect, and immense Harriman Glacier on the north slope.

Gallery

File:Shotgun Cove and Passage Canal.jpg, Passage Peak upper right, and Passage Canal
( Lowell Peak in upper left corner) File:Passage Peak se.jpg, Passage Peak from the southeast File:Harriman Glacier ENBLA02.jpg, Passage Peak (left) from the northeast viewed with Harriman Glacier File:Passage Peak AK.jpg, Passage Peak, Passage Canal and Billings Glacier

References

{{reflist

External links

National Weather Service Forecast
Mountains of Alaska Kenai Mountains-Turnagain Arm National Heritage Area One-thousanders of the United States

Climate

Gallery

See also

References

External links