« All Tournaments This fishing tournament has passed. Big Green Lake, HWY A launch May 19 @ 1:08 am CDT Lake Koshkonong Ice Fishing Tournament » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: May 19, 2024 Time: 1:08 am CDT Tournament / Weigh-In Venue Big Green Lake, HWY A launch WI United States + Google Map