Plunge 2025 Are you in? LOCATIONS Wis. RapidsAnchor Bay Bar & GrillFebruary 1 OshkoshMenominee ParkFebruary 8 MadisonLottes ParkFebruary 15 Green BayPerkofski Boat LaunchFebruary 22 La CrosseBlack River BeachMarch 1 MilwaukeeBradford BeachMarch 1 Chippewa FallsLoopy's Grill & SaloonMarch 8 WhitewaterWhitewater Aquatic CenterMarch 15 AlternativePlunge your own way!Feb. 1 - Mar. 31