Today on Fat
· Tomorrow & the week: Lake Report or Premium →Best fishing times
All fishTimes by species available in Premium
Wind & weather
National Weather ServiceWhat Fat is best for
DNR data
LargemouthCommon6.3
MuskyPresent3.8
BluegillPanfish, present3.8
PerchPanfish, present3.8
CrappiePanfish, present3.8How we rate
Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.
Depth map
None publishedThe DNR has no depth map online for Fat.
Not for navigation. Old survey; depths and weed lines change.
Rules on this lake
DNR · checked 2026-10-08| Musky | 40" min · 1 a dayMay 2, 2026 to December 31, 2026 on open water | Open |
 Bass | 14" min · 5 a dayJune 20, 2026 to March 7, 2027 | Open |
| Panfish | No size limit · 25 a dayOpen All Year | Open |
| Sturgeon | No fishing | Closed |
Launches & access
0 publicBefore you go
DNRThis is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.
Eat any amount Bluegill and Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch
Up to 1 meal a week Bass, Catfish, Pike, Walleye, All Other Species and Sizes
Up to 1 meal a month Muskies
Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR detailsIce on Fat
Reports & estimateReviews
No reviews yetNear Fat
Local dealsLocal bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business
Fat board
Catches & reportsLakes near Fat
Within 25 miles| Lake | Miles | Acres | Max depth |
|---|---|---|---|
| Muskesin LakeVilas | 1.2 | 115 | 22 ft |
| Birch LakeIron | 1.7 | 63 | 12 ft |
| Lower Sugarbush LakeVilas | 1.7 | 182 | 61 ft |
| Signal LakeVilas | 1.8 | 58 | 45 ft |
| Middle Sugarbush LakeVilas | 1.8 | 269 | 57 ft |
| Upper Sugarbush LakeVilas | 2.9 | 162 | 29 ft |
| Pokegama LakeVilas | 3.1 | 1,052 | 65 ft |
| Cranberry LakeIron | 3.1 | 64 | 8 ft |
Fat questions
How deep is Fat Lake?
Fat Lake is 23 feet at its deepest. It covers 99 acres.
What fish are in Fat Lake?
The Wisconsin DNR lists largemouth bass (common), musky (present) and panfish (present).
Do I need a trout stamp to fish Fat Lake?
A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.
What is the walleye limit on Fat Lake?
15" min · keep none 20–24" · 1 over 24" · 3 a day. Season: May 2, 2026 to March 7, 2027.
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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-08.