Be aware that Mt. Sherman and the east side of Gemini peak are private property. Climb southeast to the saddle between Sheridan and Sherman, and then north up the ridge. Daytime temperatures range from 40-70 degrees in the summer months. Be prepared for changing weather. Carry rain gear and extra layers of warm clothing.
Lightning storms build rapidly and occur almost daily throughout the summer.
Turn around at the first sign of thunder and lightning. Carry a topographical map and compass and know how to use them. Be aware of exposure to intense sunlight. Wear sunscreen and a hat. Know the symptoms of altitude sickness.