Location: Mount Si

Elevation: 4,167 feet
Clean Prominence: 247 feet
Next Higher Peak: Blowdown Mountain
State: Washington State
County: King County
In area: Middle Fork Snoqualmie Drainage
USGS quad: Mount Si
UTM: 10T 594981E 5262160N (NAD27)

Trip Reports and References

Book: Secrets of Si: The Mt. Si Guidebook
Book: Seattle Outdoors: Hiking & Cycling-Puget Sound and Cascades
Book: Climbing Washington's Mountains
Book: Cascade Alpine Guide: Climbing and High Routes: Vol 1 - Columbia River to Stevens Pass
Book: 55 Hikes Around Snoqualmie Pass: Mountains to Sound Greenway
Book: 100 Hikes in Washington's Alpine Lakes
yellowleaf.org: Sunset on Mount Si
yellowleaf.org: Mount Si and Mount Teneriffe loop

Name origin

Named after Josiah Merrit (AKA "Uncle Si"), an early settler (Secrets of Si: The Mt. Si Guidebook). This thread on Northwest Hikers has some interesting info about Josiah Merrit: http://www.nwhikers.net/forums...

Maps

Online USGS map of Mount Si: Google Maps
USGS quad: Mount Si
Greentrails map: Mount Si NRCA (#206S)

In These Peak Lists

#80 in the Middle Fork Snoqualmie Drainage Peaks list
#42 in the Middle Fork Snoqualmie River peaks list

Nearby Peaks

Blowdown Mountain (4,560'+)
Crater Lake Mountain (4,351')
Little Si (1,576')
Dixie Peak (4,606')
Mount Teneriffe (4,788')
Green Mountain (4,824')
Rattlesnake Mountain (3,480'+)

Weather

Go to the full-sized map

South Fork Snoqualmie valley from north ridge of Mount Gardner, McClellan butte (left), Mount Si (center in back), Defiance Ridge (right) (trip report)

Mount Si from Crater Lake Mountain (trip report)
Image of Mount Si from Crater Lake Mountain

East side of the west sub-summit of Green Mountain (Mount Teneriffe in the background) (trip report)

Mount Si from Mount Washington (trip report)

Si, Teneriffe, Green (trip report)

Mount Si, Mount Teneriffe, and Green Mountain from the Iron Horse Trail (trip report)