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Three Fingered Jack

Three Fingered Jack rises to 2,390 m in Oregon. Mount Jefferson stands 3,201 m to the north, 14 miles off. The nearest named place is Porcupine Rock, a peak 0.9 miles away. McKenzie Pass-Santiam Pass passes 3.7 miles off.

The story

Three Fingered Jack is a summit of a shield volcano of the Cascade Range in the U.S. state of Oregon. Formed during the Pleistocene epoch, the mountain consists mainly of basaltic andesite lava and was heavily glaciated in the past. While other Oregon volcanoes that were heavily glaciated—such as Mount Washington and Mount Thielsen—display eroded volcanic necks, Three Fingered Jack's present summit is a comparatively narrow ridge of loose tephra supported by a dike only 10 feet (3.0 m) thick on a generally north–south axis. Glaciation exposed radiating dikes and plugs that support this summit. The volcano has long been inactive and is highly eroded. Three Fingered Jack has diverse flora, fauna, and fungi. The Molala people, one of the indigenous groups in the northwestern United States, historically inhabited the area around the volcano. Not much is known about Molala culture, other than that the group fished for salmon and collected berries, fruits, obsidian, and dried herbs. David Douglas was the first person of non-indigenous descent to reach the area in 1825, followed by Peter Skene Ogden the following year. The first group to ascend the volcano reached its summit in September 1923. Three Fingered Jack can still be climbed, but climbers can require rescue after becoming disoriented in low visibility conditions.

From Wikipedia, CC BY-SA 4.0.

Wikidata Q3525937, referenced by the OpenStreetMap record.

What the record says

Elevation
2390 m

How to reach it

Coordinates44.47900, -121.84319

Named places within 25 miles

Peaks
  • Porcupine Rock: 0.9 mi
  • Red Butte: 2.5 mi
  • Duffy Butte: 3.0 mi
  • Maxwell Butte: 3.1 mi
  • Green Peak: 3.4 mi
Springs: 22
Waterfalls: 16
Parks: 10
  • Ray Benson Sno-Park: 5.2 mi
  • Elliot R Corbett II Memorial State Park: 5.9 mi
  • Wizard Falls Fish Hatchery: 10.8 mi
  • East Portal: 19.1 mi
  • Cliff Clemens Park: 19.3 mi
Nature reserves: 7
Picnic sites: 5
  • Lost Lake Day Use Area: 4.3 mi
  • Clear Lake Day Use Area: 10.6 mi
  • Olallie Day Use Area: 18.2 mi
  • Detroit Flats Day Use Area: 22.8 mi
  • Upper Arm Day Use Area: 23.7 mi
Attractions: 5
  • Cold springs resort: 9.8 mi
  • Crockett Lodge: 10.5 mi
  • Clear Lake Resort: 10.5 mi
  • Kiwanis club: 19.3 mi
  • Breitenbush Hot Springs Parking: 21.6 mi
Cliffs: 5
Gardens: 2
Historic sites: 1
  • Alder Spring Lookout: 17.7 mi
Artworks: 1
  • Sisters Fine Woodworking: 19.2 mi
Museums: 1
  • Sisters Museum: 19.5 mi
Hot springs: 1
  • Bigelow Hot Spring: 19.7 mi
Ghost towns: 1

Other summits around it

The highest named summits within 14.0 miles of Three Fingered Jack. Elevation from each summit’s own record; bearing measured between the two coordinates.

SummitBearingElevationDistance
Mount JeffersonN 9°3,201 m13.7 mi
Mount WashingtonS 179°2,375.611 m10.1 mi
Goat PeakN 11°2,182.1 m11.6 mi
Belknap CraterS 180°2,094.586 m13.4 mi
South Cinder PeakNNE 16°2,056 m6.5 mi
North Cinder PeakNNE 14°2,050 m8.8 mi
Porcupine RockNNW 348°2,012.9 m0.9 mi
Rockpile MountainNNE 19°1,991 m5.4 mi

When to go

Light through the year

DateSunriseGolden hourSunset
March equinox07:1118:4219:20
June solstice05:2320:1220:56
September equinox06:5518:2819:07
December solstice07:4115:4316:31

Local time (America/Los_Angeles).

Climate normals

Months averaging 50–80 °F: Jun–Sep.

JanFebMarAprMayJunJulAugSepOctNovDec
Avg °F313235394652595954443530
Precip in10.87.87.86.04.02.80.70.82.35.910.011.6

1991–2020 U.S. Climate Normals, NOAA NCEI — Santiam Junction, 6 mi away.

Where this comes from

Location and category confirmed against OpenStreetMap.

OpenStreetMapWikidata

OpenStreetMap element node/357316769

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