You need to master the proper techniques and safety precautions, and training is absolutely essential. If you can find a climbing club in your area, call them and ask about beginners' courses.
Ice climbing is still a relatively young sport, but in recent years it's been gaining popularity.
Understanding Water Ice Ratings Generally in ice climbing, all climbs are rated on the following scale. Climbs in Montana run the range of this scale, so be sure to stay within your ability level. WI 1 - Easy walk. The only equipment you'll need is crampons. Tools will help.