Mount Ronayne is a

summit A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topographic terms acme, apex, peak (mountain peak), and zenith are synonymous. The term (mountain top) is generally used only for a m ...

located in the

Pemberton Valley The Pemberton Valley is a valley flanking the Lillooet River upstream from Lillooet Lake, including the communities of Mount Currie, Pemberton, British Columbia and the agricultural district surrounding them and flanking the river as far upstream ...

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost Provinces and territories of Canada, province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include ...

, Canada.

Description

Mount Ronayne is situated in the

Coast Mountains The Coast Mountains (french: La chaîne Côtière) 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 Coast of British Colum ...

, north of Pemberton and west-southwest of

Sun God Mountain Sun God Mountain is a summit located in British Columbia, Canada. Description Sun God Mountain is situated in the Coast Mountains, north of Pemberton and west of Birkenhead Lake. Precipitation runoff from the mountain's north slope drains ...

, the nearest higher neighbor. Precipitation runoff and glacial meltwater from the mountain's north slope drains into Tenas Creek, the east slope drains to Fowl Creek, and the south slope drains to Owl Creek, all of which are tributaries of the

Birkenhead River The Birkenhead River, formerly known as the Portage River, the Pole River and the Mosquito River, is a major tributary of the Lillooet River, which via Harrison Lake and the Harrison River is one of the major tributaries of the lower Fraser River. ...

. Mount Ronayne is more notable for its steep rise above local terrain than for its absolute elevation as

topographic relief Terrain or relief (also topographical relief) involves the vertical and horizontal dimensions of land surface. The term bathymetry is used to describe underwater relief, while hypsometry studies terrain relative to sea level. The Latin w ...

is significant with the summit rising 1,000 meters (3,280 ft) above Tenas Creek in , and 2,050 meters (6,725 ft) above 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 ...

in .

Etymology

The mountain is named after John Ronayne, an Irish veteran of the Klondike Gold Rush who settled in the

Pemberton Meadows Pemberton Meadows is an unincorporated community on the west shore of the Lillooet River in the Squamish-Lillooet region of southwestern British Columbia. On Pemberton Meadows Road, the locality is by road about north of Vancouver, north of Wh ...

area in 1906.G. P. V. Akrigg, Helen B. Akrigg (1997), ''British Columbia Place Names'', UBC Press, , p. 230. The name was proposed by Walter Girling to honor the judge and his family who were among the early settlers in Pemberton Valley and were instrumental in advancing the interests of the Pemberton area. The mountain's toponym was officially adopted November 5, 1946, 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 Can ...

. John Ronayne is credited with the 1931

first ascent In mountaineering, a first ascent (abbreviated to FA in guide books) is the first successful, documented attainment of the top of a mountain or the first to follow a particular climbing route. First mountain ascents are notable because they e ...

of nearby

, and the 1935 first ascent of

Mount Sampson Mount Sampson is a mountain summit located in the Thiassi Range of the Coast Mountains, in the Pemberton Valley of southwestern British Columbia, Canada. It is the highest point in the Thiassi Range. Sampson is situated northwest of Pemberton, ...

which is further up the Pemberton Valley.

Climate

Based on the

Köppen climate classification The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, nota ...

, Mount Ronayne is located in a subarctic climate zone of western North America. Most

weather front 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 ...

s originate in the Pacific Ocean, and 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 −20 °C with wind chill factors below −30 °C. This climate supports small glacier remnants on the north slope. The months July through September offer the most favorable weather for climbing Mount Ronayne.

References

External links

* John Ronayne (photo)
Pembertonmuseum.org
* Weather
Mount Ronayne
* Hiking Mount Ronayne
besthikesbc.ca
{{DEFAULTSORT:Ronayne Two-thousanders of British Columbia Pacific Ranges Lillooet Land District Coast Mountains Pemberton Valley Lillooet Country

Description

Etymology

Climate

See also

References

External links