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danger. Due to its temperate climate and proximity to the
Pacific Ocean, areas west of the Cascade Crest very rarely experience temperatures below 0 °F (−18 °C) or above 80 °F (27 °C). During winter months, weather is usually cloudy, but, due to high pressure systems over the
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of the highest
Northwest Spire was made in 1934 by Dwight Dean and Kenneth Chapman. The first ascent of the Central Spire (6,200-ft) was made in 1938 by Karl Boyer, Lyman Boyer, and David Lind. The Southeast Spire is estimated as 6,185 feet in elevation.
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period dating back over two million years ago, glaciation advancing and retreating repeatedly scoured the landscape leaving deposits of rock debris. The U-shaped cross section of the river valleys is a result of recent glaciation.
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Pacific Ocean that intensify during summer months, there is often little or no cloud cover during the summer. The months July through
September offer the most favorable weather for viewing or climbing this peak.
409:. Geological events occurring many years ago created the diverse topography and drastic elevation changes over the Cascade Range leading to the various climate differences.
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onto the
Cascades. As a result, the west side of the North Cascades experiences high precipitation, especially during the winter months in the form of snowfall. Because of
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in combination with glaciation have been the dominant processes which have created the tall peaks and deep valleys of the North
Cascades area.
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Beckey, Fred W. Cascade Alpine Guide, Climbing and High Routes. Seattle, WA: Mountaineers Books, 2008.
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The history of the formation of the
Cascade Mountains dates back millions of years ago to the late
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The North
Cascades features some of the most rugged topography in the
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North aspect of Spire
Mountain (centered) seen from Gothic Basin.
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Southeast aspect of Spire
Mountain seen from Scorpion Mountain
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16:Mountain in Washington (state), United States
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405:with craggy peaks, spires, ridges, and deep
638:The Natural History of Puget Sound Country
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697:Mountains of Snohomish County, Washington
610:United States Department of the Interior
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707:Mount Baker-Snoqualmie National Forest
325:Mount Baker-Snoqualmie National Forest
276:May 1934, Dwight Dean, Kenneth Chapman
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601:Geographic Names Information System
364:, and travel northeast toward the
191:Spire Mountain (the United States)
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640:. University of Washington Press.
348:Spire Mountain is located in the
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33:ENE aspect, from West Cady Ridge
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687:Mountains of Washington (state)
606:United States Geological Survey
299:is a 6,213-foot (1,894-metre)
161:Show map of Washington (state)
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584:The Mountaineer, 1934, pg. 19
194:Show map of the United States
533:"Spire Mountain - 6,213' WA"
512:"Spire Mountain, Washington"
444:about 50 million years ago.
49:6,213 ft (1,894 m)
636:Kruckeberg, Arthur (1991).
303:mountain summit located in
82:3.92 mi (6.31 km)
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59:1,853 ft (565 m)
426:volcanic igneous activity
368:. As fronts approach the
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352:climate zone of western
110:47.865634°N 121.406039°W
434:continental lithosphere
158:Location in Washington
115:47.865634; -121.406039
323:, on land managed by
418:North American Plate
321:Wild Sky Wilderness
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386:maritime influence
39:Highest point
366:Cascade Mountains
360:originate in the
350:marine west coast
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672:weather forecast
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663:Mountains portal
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613:. Retrieved
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540:. Retrieved
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337:first ascent
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272:First ascent
255:Type of rock
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222:Parent range
449:Pleistocene
447:During the
113: /
101:121°24′22″W
88:Coordinates
65:Parent peak
681:Categories
615:2019-08-09
542:2020-08-09
495:References
309:Washington
213:Washington
98:47°51′56″N
72:(6,244 ft)
55:Prominence
390:avalanche
317:Gunn Peak
126:Geography
78:Isolation
70:Gunn Peak
45:Elevation
458:faulting
438:terranes
382:snowfall
266:Climbing
235:Topo map
205:Location
464:Gallery
436:called
430:oceanic
397:Geology
356:. Most
344:Climate
249:Geology
454:Uplift
414:Eocene
335:. The
329:runoff
260:gabbro
243:Baring
313:Index
456:and
432:and
378:rain
240:USGS
215:, US
380:or
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624:^
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545:.
518:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
