• WI 1 - Easy walk. The only equipment you'll need is crampons.
• WI 2 - A steep walk. Tools will help.
• WI 3 - Some sections of steep ice. You may encounter some vertical ice, but generally only a few feet at a time. You'll need crampons and two hand tools.
• WI 4 - Continuous sections of steep ice, with rests only on stances in between. You'll need a rope.
• WI 5 - Vertical ice with very few rest stances. To place protection, you'll usually have to hang off tools or the rope.
• WI 6 - Overhanging ice, or rotten vertical ice with only sparse protection.

Things to Do Before You Ice Climb

• Ice Climbing is a potentially hazardous activity. The experts agree training is essential. before trying to tackle a real ice climb, contact climbing clubs local to your area so you can learn the basic precautions, skills, and techniques necessary for this exciting activity.
• Check with park staff on best locations, weather and avalanche conditions. A Park Use Permit is required for all overnight use and is available at the Warden Office. Please see Hazardous activity registration.
• Park staff and locals can also be valuable resources in determining where the best ice climbing locations are.