Thunder Lake
By Three Lakes. 1,794 acres, 9 feet at the deepest.
Ice on Thunder Lake
No ice reports from Thunder Lake in the last two weeks.
What folks saw out there, not the DNR. No ice is safe ice; check it yourself.
Fish
- Common: panfish
- Also there: largemouth bass, northern pike and walleye
How the DNR lists them. It doesn't say how the fishing is.
Boat landings
- North side of the lakeMap · DNR details
- South end of the lakeMap · DNR details
Water and bottom
- Bottom: 60% sand, 15% gravel, 5% rock, 20% muck
- Kind of lake: a drainage lake: a stream runs in and out
Invasive species
The DNR has found banded mystery snail and Chinese mystery snail here.
State law: before you leave the landing, pull off any plants and critters, drain all the water out of your boat, motor, livewell and buckets, and never move live fish away from the lake.
Depth map
Wisconsin DNR lake survey map. Mind the north arrow; some of these old maps are turned sideways. It's old and not for navigation; shorelines and depths change. The DNR lists the lake at 1,794 acres today. The DNR's original (PDF)
Lake facts from the Wisconsin DNR's page for Thunder Lake, checked October 26, 2026.