Outdoors & Active · SE Portland
South Sister, Green Lakes
Friday, September 18, 2026 at 8:00 AM · Mazamas
South Sister, Green Lakes is a outdoors & active event at Mazamas (SE Portland) on Friday, September 18, 2026 at 8:00 AM. Check the organizer's listing for ticket prices. This is a four-day out-of-town climb, not a day trip, so block the whole weekend before you sign up.
- When
- Friday, September 18, 2026 at 8:00 AM
- Where
- Mazamas
- Cost
- See listing
- Best for
- climbers ready to commit a full weekend to a multi-day mountain trip
- Energy
- high
- Rain plan
- Outdoors or partly outdoors
About this event
This climb is part of the South Broken Jack: Summer 2026 Multi Peak Climb activity. Well leave town on Thursday evening, September 17 and return Sunday, September 20.
Listing aggregated from Mazamas. Details belong to the organizer — check the source before heading out.
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When is South Sister, Green Lakes?
Friday, September 18, 2026 at 8:00 AM, at Mazamas in Portland, Oregon.
How much does South Sister, Green Lakes cost?
Check the organizer's listing for ticket prices. Prices come from Mazamas; always confirm on the organizer's page before you go.
What else is happening at Mazamas?
Mazamas has 48 upcoming events listed on FunPDX, usually on Saturday, Friday, Wednesday.