Pinnacle Peak is a 6,562 ft (2,000 m) peak located in

Mount Rainier National Park Mount Rainier National Park is a List of national parks of the United States, national park of the United States located in southeast Pierce County, Washington, Pierce County and northeast Lewis County, Washington, Lewis County in Washington (sta ...

in Lewis County,

Washington Washington most commonly refers to: * George Washington (1732–1799), the first president of the United States * Washington (state), a state in the Pacific Northwest of the United States * Washington, D.C., the capital of the United States ** A ...

. It is the second highest peak in the

Tatoosh Range The Tatoosh Range is a mountain range located in Mount Rainier National Park and the adjacent Tatoosh Wilderness in the state of Washington (state), Washington, in the Pacific Northwest region of the United States.Mandrake"Tatoosh Range."SummitPo ...

. There are two other Washington summits with the same name: Pinnacle Peak near

Enumclaw, Washington Enumclaw ( ) is a city in King County, Washington, United States. The population was 12,543 at the 2020 census. The Enumclaw Plateau, on which the city resides, was formed by a volcanic mudflow (lahar) from Mount Rainier approximately 5,700 ...

, roughly to the northwest, and Pinnacle Peak in North Cascades State Park. The trail to the saddle and summit has views of Rainier. Some

scrambling Scrambling is a mountaineering term for ascending steep terrain using one's hands to assist in holds and balance.''New Oxford American Dictionary''. It can be described as being between hiking and climbing, rock climbing. "A scramble" is a relat ...

and

rock climbing Rock climbing is a climbing sports discipline that involves ascending climbing routes, routes consisting of natural rock in an outdoor environment, or on artificial resin climbing walls in a mostly indoor environment. Routes are documented in c ...

is needed to attain the summit.Beckey, Fred W. Cascade Alpine Guide, Climbing and High Routes. Seattle, WA: Mountaineers Books, 2008. The Castle is situated to the east.

Climate

Pinnacle 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 North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

. 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 ins ...

s originate in the

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

, and travel northeast toward the

Cascade Mountains 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 many of those in the ...

. As fronts approach, they are forced upward by the peaks of the Cascade 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 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. During winter months, 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. Because of maritime influence, snow tends to be wet and heavy.

References

External links

* National Park Service web site
Mount Rainier National Park

Gallery

File:Pinnacle Peak and The Castle.jpg, ''The Castle (left) and Pinnacle Peak (center)'' File:Pinnacle Peak and The Castle from Plummer.jpeg, ''Pinnacle Peak with The Castle (right)'' File:Pinnacle Peak Tatoosh Range.jpg, ''Pinnacle Peak'' File:Pinnacle Peak backside.jpg, ''The southeast aspect of Pinnacle Peak'' Image:Tatoosh 01.JPG, ''The Tatoosh Range, taken near

Paradise In religion and folklore, paradise is a place of everlasting happiness, delight, and bliss. Paradisiacal notions are often laden with pastoral imagery, and may be cosmogonical, eschatological, or both, often contrasted with the miseries of human ...

'' Mountains of Lewis County, Washington Mountains of Washington (state) Mount Rainier National Park {{LewisCountyWA-geo-stub