Wolverine Lumberjack Festival
The festival is still happening this year, but I could not find any fireworks on their schedule for 2017. Sorry!
No fireworks in 2017. Festival is June 23-25, 2017. Events include live entertainment, food, a parade, and the Great Lakes Timber Show!
Note: I am not affiliated with this event, I only list them; if you have a specific question, please use the contact information provided to get in touch with them directly