Tamanos Mountain is a
summit
A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topography, topographic terms acme, apex, peak (mountain peak), and zenith are synonymous.
The term (mountain top) is generally used ...
located in
Mount Rainier National Park
Mount Rainier National Park is an American national park located in southeast Pierce County and northeast Lewis County in Washington state. The park was established on March 2, 1899, as the fourth national park in the United States, preservi ...
in
Pierce County of
Washington
Washington commonly refers to:
* Washington (state), United States
* Washington, D.C., the capital of the United States
** A metonym for the federal government of the United States
** Washington metropolitan area, the metropolitan area centered on ...
state.
It is part of the
Cascade Range
The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as the North Cascades, ...
. Tamanos Mountain is situated west of
Governors Ridge
Governors Ridge
is located in Mount Rainier National Park in Pierce County, Washington, Pierce County of Washington (U.S. state), Washington state. It is part of the Cascade Range and is situated west of Cayuse Pass and 1.09 mile east of Taman ...
and northeast of the
Cowlitz Chimneys
Cowlitz Chimneys are a group of four rhyolite towers located in Mount Rainier National Park in Pierce County of Washington state.
As part of the Cascade Range, the Cowlitz Chimneys are situated southwest of Tamanos Mountain and east of Bansh ...
, all of which can be seen from the
Sunrise Historic District. The name ''tamanos'' derives from
Chinook Jargon and has the meaning of ''guardian spirit''.
[Gibbs, George Dictionary of Nisqually Indian Language of Western Washington. Shorey's Bookstore publisher, 1970.] This landform's toponym was officially adopted by the
U.S. Board on Geographic Names
The United States Board on Geographic Names (BGN) is a federal body operating under the United States Secretary of the Interior. The purpose of the board is to establish and maintain uniform usage of geographic names throughout the federal governm ...
in 1932.
Topographic relief is significant as the summit rises above the
White River in approximately 1.5 mile. The normal climbing access is from the Owyhigh Lakes Trail, and from the lakes scrambling up the south slope to the summit.
Climate
Tamanos Mountain is located in the
marine west coast climate zone of western
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
.
[Beckey, Fred W. Cascade Alpine Guide, Climbing and High Routes. Seattle, WA: Mountaineers Books, 2008.] Most
weather fronts originate in the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the continen ...
, and travel northeast toward the
Cascade Mountains. As fronts approach, they are forced upward by the peaks of the Cascade Range (
Orographic lift), causing them to drop their moisture in the form of rain or
snowfall
Snow comprises individual ice crystals that grow while suspended in the atmosphere—usually within clouds—and then fall, accumulating on the ground where they undergo further changes.
It consists of frozen crystalline water throughout ...
onto the Cascades. As a result, the west side of the Cascades experiences high precipitation, especially during the winter months in the form of snowfall. Because of
maritime influence, snow tends to be wet and heavy, resulting in high
avalanche
An avalanche is a rapid flow of snow down a slope, such as a hill or mountain.
Avalanches can be set off spontaneously, by such factors as increased precipitation or snowpack weakening, or by external means such as humans, animals, and earth ...
danger. During winter months, the weather is usually cloudy, but due to high pressure systems over the Pacific Ocean that intensify during summer months, there is often little or no cloud cover during the summer.
Precipitation
In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls under gravitational pull from clouds. The main forms of precipitation include drizzle, rain, sleet, snow, ice pellets, graupel and hail. ...
runoff
Runoff, run-off or RUNOFF may refer to:
* RUNOFF, the first computer text-formatting program
* Runoff or run-off, another name for bleed, printing that lies beyond the edges to which a printed sheet is trimmed
* Runoff or run-off, a stock market ...
from Tamanos Mountain drains into the
White River.
See also
*
Geography of Washington (state)
Washington is the northwesternmost state of the contiguous United States. It borders Idaho to the east, bounded mostly by the meridian running north from the confluence of the Snake River and Clearwater River (about 117°02'23" west), except f ...
*
Geology of the Pacific Northwest
*
List of mountain peaks of Washington (state)
This article comprises three sortable tables of major mountain peaksThis article defines a significant summit as a summit with at least of topographic prominence, and a major summit as a summit with at least of topographic prominence. All s ...
References
External links
* Weather forecast
Tamanos Mountain* National Park Service web site
Mount Rainier National Park{{Geographic Location 2
, Center = Tamanos Mountain
, North =
Dege Peak
Dege Peak is a 7,006-foot (2,135 m) summit located in Pierce County, Washington, Pierce County of Washington (U.S. state), Washington state.
It is part of the Sourdough Mountains in Mount Rainier National Park. It was named in 1932 for James ...
, Northeast =
Crystal Mountain
, ENE =
Chinook Peak
Chinook Peak is a summit located on the eastern border of Mount Rainier National Park. It is also on the shared border of Pierce County, Washington, Pierce County and Yakima County, Washington, Yakima County in Washington (U.S. state), Washingto ...
, East =
Governors Ridge
Governors Ridge
is located in Mount Rainier National Park in Pierce County, Washington, Pierce County of Washington (U.S. state), Washington state. It is part of the Cascade Range and is situated west of Cayuse Pass and 1.09 mile east of Taman ...
, ESE =
Seymour Peak
, Southeast =
Barrier Peak
, South =
Cowlitz Chimneys
Cowlitz Chimneys are a group of four rhyolite towers located in Mount Rainier National Park in Pierce County of Washington state.
As part of the Cascade Range, the Cowlitz Chimneys are situated southwest of Tamanos Mountain and east of Bansh ...
, Southwest =
Banshee Peak
Banshee Peak is a 7,400+ ft summit located in Mount Rainier National Park in Pierce County, Washington, Pierce County of Washington (state), Washington state, US. As part of the Cascade Range, Banshee Peak is situated west of the Cowlitz Chimneys ...
, WSW =
Little Tahoma
Little Tahoma Peak, also called Little Tahoma, is a satellite peak of Mount Rainier in Pierce County, Washington and in Mount Rainier National Park. It is quite noticeable from Seattle over away.
Little Tahoma Peak is a volcanic remnant. It ...
, West =
Goat Island Mountain
Goat Island Mountain is a ridge-like mountain located in Mount Rainier National Park, in Pierce County of Washington state.
It is part of the Cascade Range, and lies east-northeast of the summit of Mount Rainier. This mountain is quite v ...
, WNW =
Burroughs Mountain
, Northwest =
Mount Fremont
Cascade Range
Mountains of Pierce County, Washington
Mountains of Washington (state)
Mount Rainier National Park
Chinook Jargon place names
North American 2000 m summits
Cascade Volcanoes