Sister Boulder

Mammoth Lakes, California

Caution todayCalifornia
Caution today

Free — you'll pick up right here.

Conditions: Caution

for climbing area, today

Agency alerts are in effect for this area; weather is good

2 factors · 2 sources

Newest 21 h ago · oldest 21 h

  • caution: Agency alerts

    20 active alerts in Inyo National Forest; most severe: Southern California Edison - Road work in Silver and Wyman Canyon

    USFSPosted Sep 9 · checked 21 h ago

  • clear: Weather

    Clouds, high 65°F / low 38°F, 0% precip — 100/100 for climbing area

    OpenWeather21 h ago

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At a glance

8 routes
V1 – V5
Bouldering

Routes (8)

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Sister Boulder

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About this crag

Sister Boulder is a climbing area in California with 8 routes and 5 distinct difficulty grades. The routes are bouldering-style and require crash pads.

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