Flathead Lake • 2025 Spring Mack Days
2025 Spring Mack Days
Win up to $225,000 in Cash and Prizes!
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-May 10th. Thank you to all our anglers for a great 2024 Fall 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.
