The Northwest Ridge is an easy route which can be safely climbed throughout the year. The crux of the route is climbing Prouty Pinnacle (from Oregon Highby Jeff Thomas)

Other Information
Driving Distance from Portland 170 miles
Driving Time from Portland 3 hours
Expected Duration Car to car in two or more days
Relevant Books Oregon High by Jeff Thomas
Relevant Maps USGS 7 minute series, North Sister, Geo-Graphics, Three Sisters, and USFS Three Sisters Wilderness <href="http: "="" adventure="" c463="" starts-here="" title="On the Mazama Climbing and Hiking map page " www.mazamas.org="" your="">On the Mazama Climbing and Hiking map page <href="http: maps.google.com="" maps?f="q&source=s_q&hl=en&geocode=&q=middle+sister&sll=44.103449,-121.769206&sspn=0.018891,0.04549&g=north+sister&ie=UTF8&ll=44.127028,-121.734352&spn=0.151065,0.363922&t=p&z=12"" title="Google maps">Google maps</href="http:></href="http:>
Awards Qualified 16 Major NW Peaks, Seven Oregon Cascades Peaks