Indoor Water Park

Water Fun Beyond Summer

Our Minnesota indoor water park is open for year-round family fun! The 12,000 square foot center features two 3-story water slides, an activity pool with basketball hoops, a volleyball net, and an 18-person whirlpool for some serious relaxation. The zero entry activity pool is designed with special features to keep the youngest members of your family amused. Don't forget to pack your swimsuit!

Summer Indoor Water Park Hours

Memorial Day - Labor Day
Please note that guest hours and public hours differ. 

Resort Guest Hours

Waterpark Hours:

8am to 10pm - Seven Days A Week

Slide Hours:

8am to 10pm - Seven Days A Week

Hours Open To The Public

Waterpark & Slide Hours:

Sun: 1pm-10pm
Mon-Thurs: 8am-10pm
Fri: 8am-3pm
Sat: Closed to the public

Please note Thumper Pond hours can change at any time without notice due to staffing and hotel occupancy. We recommend calling Thumper Pond directly at 218-367-2000 option 1 to check if slides will be running.

Winter Indoor Water Park Hours

Day after Labor Day - Day Before Memorial Day 

Please note that guest hours and public hours differ. 

Resort Guest Hours

Waterpark Hours:

8am to 10pm - Seven Days A Week

Slide Hours:

Friday 4pm-9pm
Saturday 9am-9pm 
Sunday 9am-8pm

Hours Open To The Public

Waterpark Hours:

Monday-Thursday 8am to 10pm 
Friday 8am-3pm

Slide Hours:

Sunday 11am-9pm

Please note Thumper Pond hours can change at any time without notice due to staffing and hotel occupancy. For everyone's safety, Thumper Pond does not operate water slides when weather is -10 degrees or colder. We recommend calling Thumper Pond directly at 218-367-2000 option 1 to check if slides will be running.

Celebrate at Thumper Pond

Celebrate your next birthday party, graduation, or special event at Thumper Pond's indoor water park. 

Seasonal Sliding

Water slide hours vary by season with special hours during holidays and the winter months. See above for current slide hours.

During periods of extreme cold, or severely inclement weather, slide operations will be limited or closed to ensure the safety of our guests.