Fishing Report
Blue Mountain Lake Fishing Report
Big Falls, WI
Free — no account, no app
Modeled from live National Weather Service data as of Sep 3, 2026 at 11:41 AM CDT, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
44.553320, -88.994931
Est. water temp
79.7°F
v1 estimate from air temperature — not a sensor reading
Max depth
8 ft
Deepest measurement on record
Mean depth: 3 ft
Max depth: Stachelek et al. (2021), LAGOS-US DEPTH v1.0, Environmental Data Initiative (CC BY 4.0)
Notes from anglers
Imported from GNIS. Nearest town: Big Falls (Waupaca County, WI).
Today’s bite
Black Crappie fishing report
Based on a species the DNR listed for this lake by category, not by name.
Best window today: 7 PM (Excellent · 89/100)
See the full forecast →Species on record
- Black Crappie — listed for this lake by category, not by name · Abundant
- Bluegill — listed for this lake by category, not by name · Abundant
- Pumpkinseed — listed for this lake by category, not by name · Abundant
- Rock Bass — listed for this lake by category, not by name · Abundant
- Yellow Perch — listed for this lake by category, not by name · Abundant
Species tagged “Group” were listed by the state under a category (e.g. “Panfish”) for this lake, not an individual-species survey.
Species detail
How to catch them at Blue Mountain Lake
Black Crappie feed most actively at Dawn and Dusk, when activity runs about 16% above the daily average across all four light windows.
Typical Summer depth: 10-20 ft
Black Crappie fishing report →Bluegill feed most actively at Dawn and Dusk, when activity runs about 33% above the daily average across all four light windows.
Typical Summer depth: 10-20 ft
Bluegill fishing report →Pumpkinseed feed most actively at Daytime, when activity runs about 33% above the daily average across all four light windows.
Typical Summer depth: 3-10 ft
Pumpkinseed fishing report →Rock Bass feed most actively at Dusk, when activity runs about 22% above the daily average across all four light windows.
Typical Summer depth: 5-15 ft
Rock Bass fishing report →Yellow Perch feed most actively at Dawn and Dusk, when activity runs about 30% above the daily average across all four light windows.
Typical Summer depth: 10-25 ft
Yellow Perch fishing report →
Location
Blue Mountain Lake · 44.5533, -88.9949
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Blue Mountain Lake?
No fish species have been recorded for Blue Mountain Lake yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Blue Mountain Lake?
Black Crappie feed most actively at Dawn and Dusk, when activity runs about 16% above the daily average across all four light windows. Check today's bite forecast for Blue Mountain Lake to see the best window for current conditions.
Where is Blue Mountain Lake?
Blue Mountain Lake is near Big Falls, WI, at 44.5533, -88.9949.
Plan your trip to Blue Mountain Lake
Get the hour-by-hour bite forecast and the best times to fish Blue Mountain Lake, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.