2025 Spring Mack Days

New AIS Inspection Requirements

Identify
Your Catch

Lake Maps and Access Sites

Safe Boating & Launching

Your Spring 2025 Mack Days Countdown

Mack Days Newsletter

Sponsored by the Confederated Salish and Kootenai Tribes and sanctioned by Montana Fish Wildlife & Parks, Mack Days 2025 will take place on Flathead Lake from March 13th to May 10th.