Sisqa Peak is a mountain in
British Columbia
British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...
,
Canada
Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
.
Description
Sisqa Peak is located west of
Pemberton, in the
Pemberton Icefield
The Pemberton Icefield or Pemberton Icecap, is the southernmost of the series of very large icefields studding the Pacific Ranges of the southern Coast Mountains in British Columbia, Canada.
Physical details
Approximately in area, the icefield' ...
of the
Coast Mountains
The Coast Mountains () are a major mountain range in the Pacific Coast Ranges of western North America, extending from southwestern Yukon through the Alaska Panhandle and virtually all of the British Columbia Coast, Coast of British Columbia sout ...
.
Precipitation runoff and glacial meltwater from this mountain drains into the
Soo River
The Soo River is a tributary of the Green River in the Pacific Ranges of the Coast Mountains in British Columbia, Canada, joining that river just north of the Resort Municipality of Whistler. Approximately long, it begins on the south flank of ...
and
Rutherford Creek, which are both tributaries of the
Green River, which in turn is a tributary of the
Lillooet River
The Lillooet River is a major river of the southern Coast Mountains of British Columbia. It begins at Silt Lake, on the southern edge of the Lillooet Crown Icecap about 80 kilometres northwest of Pemberton and about 85 kilometres northwest of W ...
.
Topographic relief
Terrain (), alternatively relief or topographical relief, is the dimension and shape of a given surface of land. In physical geography, terrain is the lay of the land. This is usually expressed in terms of the elevation, slope, and orientati ...
is significant with the summit rising 1,400 metres (4,593 ft) above the Soo Valley in approximately . The mountain's toponym was officially adopted on 15 January 1987 by the
Geographical Names Board of Canada
The Geographical Names Board of Canada (GNBC) is a national committee with a secretariat in Natural Resources Canada, part of the Government of Canada, which authorizes the names used and name changes on official federal government maps of Canad ...
.
"Sisqa" is the
Lil'wat word for "uncle."
[
]
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 ...
, Sisqa Peak is located in the marine west coast
An oceanic climate, also known as a marine climate or maritime climate, is the temperate climate sub-type in Köppen classification represented as ''Cfb'', typical of west coasts in higher middle latitudes of continents, generally featuring co ...
climate zone of western North America.weather fronts
A weather front is a boundary separating air masses for which several characteristics differ, such as air density, wind, temperature, and humidity. Disturbed and unstable weather due to these differences often arises along the boundary. For in ...
originating in the Pacific Ocean travel east toward the Coast Mountains where they are forced upward by the range (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 them to drop their moisture in the form of rain or snowfall. As a result, the Coast Mountains experience high precipitation, especially during the winter months in the form of snowfall. Winter temperatures can drop below −10 °C with wind chill factors below −20 °C.
See also
* Geography of British Columbia
British Columbia is the westernmost province of Canada, bordered by the Pacific Ocean. With an area of it is Canada's third-largest province. The province is almost four times the size of the United Kingdom and larger than every United Sta ...
*
References
External links
* Weather
Sisqa Peak
{{Pacific Ranges
Two-thousanders of British Columbia
Coast Mountains
Lillooet Land District