Observation Peak is a 12,362-foot-elevation (3,768 meter) summit located in

Fresno County Fresno County (), officially the County of Fresno, is a county located in the central portion of the U.S. state of California. As of the 2020 Census, the population was 1,008,654. The county seat is Fresno, the fifth-most populous city in Cali ...

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

, United States.

Description

The mountain is set five miles west of the crest of the Sierra Nevada mountain range, in the Palisades area of

Kings Canyon National Park Kings Canyon National Park is an American national park in the southern Sierra Nevada, in Fresno and Tulare Counties, California. Originally established in 1890 as General Grant National Park, the park was greatly expanded and renamed to King ...

. It is situated southwest of

Middle Palisade Middle Palisade is a 14,018-foot (4,273 meters) peak in the central Sierra Nevada mountain range in the U.S. state of California. It is a fourteener, and lies on the Sierra Crest as part of the Palisades group, a group of prominent Sierra Nevad ...

, and one mile south-southeast of Mount Shakspere. Observation Peak ranks as the 323rd-highest summit in California, and

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 as the summit rises above Cataract Creek in approximately one mile. Precipitation

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 marke ...

from this mountain drains into tributaries of the

Middle Fork Kings River The Middle Fork Kings River is a tributary of the Kings River in Kings Canyon National Park, California, in the southern Sierra Nevada. Draining – almost all of it wilderness – the Middle Fork is one of the largest wholly undeveloped water ...

History

The

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 en ...

of the summit was made July 25, 1902, by Joseph Nisbet LeConte and Curtis W. Lindley via Dumbbell Lakes. LeConte so named the peak because he used the summit as a triangulation base for mapping the area. This mountain's toponym has been officially adopted by the United States Board on Geographic Names.

Climate

Observation Peak is located in an

alpine climate Alpine climate is the typical weather (climate) for elevations above the tree line, where trees fail to grow due to cold. This climate is also referred to as a mountain climate or highland climate. Definition There are multiple definitions o ...

zone. 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 in ...

s 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 contin ...

, and travel east toward the Sierra Nevada mountains. As fronts approach, they are forced upward by the peaks (

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 range.

Gallery

File:Observation Peak, California.jpg, Northeast aspect (centered) from Middle Palisade File:Looking up at Cataract Creek Pass (28540491247).jpg, South aspect of Observation Peak (centered) File:Lower Dumbbell Lake outlet (42505888345).jpg, South aspect of Observation Peak (left) File:Lower Dumbbell Lake from the pass (28540271247).jpg, South aspect of Observation Peak (right) File:Lower Dumbbell Lake (43361894672).jpg, South aspect of Observation Peak (right) with Lower Dumbbell Lake File:Observation Peak, Cataract Creek.jpg, North aspect of Observation Peak seen from Cataract Creek

References

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External links