62nd Annual Hays Powwow Fri 8/10 - Sun 8/12 Hays Powwow Grounds Scroll to bottom of post for map. DATES ARE ESTIMATED – check back for updates Poster will be added when available Loading Map.... Hays Powwow GroundsHays Community Powwow GroundsZortman, MT 59546 Need directions? Visit Google Maps. Need lodging? Use Booking.com. Want cash back? Get DO$H. 47.9434954 -108.638732 Add a Comment Cancel replyYou must be logged in to post a comment.