Bookings Notice

A two-night minimum is in place on weekends.  Peak summer stays June 16 – September 17 require a three-night minimum stay. We look forward to welcoming you!

7-Day Forecast

  • Today
    27°F
    10°F
    23%
    2"
  • Fri
    17°F
    -7°F
    7%
    < 1"
  • Sat
    24°F
    8°F
    14%
    2"
  • Sun
    27°F
    13°F
    18%
    2"
  • Mon
    33°F
    9°F
    10%
    < 1"
  • Tue
    40°F
    28°F
    42%
    < 1"
  • Wed
    33°F
    14°F
    61%
    4"

Avalanche Bay

Give the gift of an unforgettable escape.

Avalanche Bay is the largest indoor waterpark in Michigan at 88,000 square feet and located at Boyne Mountain Resort, a short drive from Bay Harbor. The weather is always perfect and you'll have plenty to explore with six exciting water slides, a children's pool, relaxing hot tubs, RipZone surf simulator and a lazy river!

New for 2021

This winter, resort guests enjoy 10% off Avalanche Bay passes as part of our new Stay & Save program!
You'll use your Confirmation Number as your discount code when purchasing waterpark passes online.

Always 84 Degrees

"I'm bored" is never heard here. Located at Boyne Mountain Resort, just a short drive from Bay Harbor, enjoy 10% off day passes as a resort guest this winter!