Wisconsin · United States

Lake Winnebago WI fishing forecast

65 Good of 100

Lake Winnebago WI is a freshwater fishing spot in Wisconsin, United States. Anglers here target Walleye, Yellow Perch, White Bass. The most productive months are typically March, April, May, June, September, October, November.

Quick answer

Best monthsMarch, April, May, June

Top speciesWalleye, Yellow Perch, White Bass

Score now65/100

Local rulesUnited States — Federal Waters

Today’s verdict

Ranks #294 of 644 spots FishRadar scored worldwide today

Trending down — 9 points below this spot’s 7-day average

Score confidence ±7 points, from 7 live signals

Helping the score most

Water temperature+15.0Waves+15.0Barometric pressure+4.4

Pressure trend

Pressure stable — fish feeding on their usual rhythm

Current conditions

Sea surface temp	23.9 °C
Wind	25 km/h from NW, gusting 31 km/h
Pressure	1015 hPa
Cloud cover	14%
Chlorophyll	23.81 mg/m³
Salinity	0.0 PSU
UV index	3
Wind sea	0.0 m
Ground swell	0.0 m at 0 s

The water here is 4.3 °C warmer than the August average of 19.6 °C. Warmer-than-normal water pushes cool-water species deeper and brings warm-water species in earlier than the calendar suggests. The water is mixed to about 20.0 m, with the thermocline below that.

Updated 1 h ago.

What the score means at Lake Winnebago WI

Lake Winnebago WI currently scores 65 out of 100 (Good). Water temperature is 23.9 °C. 7 forecast signals are active in this score.

Water temperature +15.0: how close the water is to this species mix’s comfort band
Waves +15.0: swell energy stirring the water column
Barometric pressure +4.4: falling pressure often triggers feeding
Gust factor +4.0: gustiness versus steady wind
Thermocline +3.0: a defined layer stacks fish at one depth
Pre-storm bite +2.4: the classic feed before heavy weather

What’s biting now

The model expects today: common-carp, european-carp-entry, atlantic-sturgeon, white-perch, golden-trout, lake-sturgeon, rock-bass, brown-bullhead

[object Object], [object Object] — Protected here — release immediately

Bite windows

Moon

Waxing Gibbous · 82% lit

Solunar day rating

50 / 100

Best months for Lake Winnebago WI:

Score history at this spot

26 days tracked at this exact location

Best recent day: 2026-08-10, 85/100

20 day(s) at 70+ in the tracked period

About this spot

Water type

Lake · Freshwater

Lakes have no tide, so target structure, drop-offs, and seasonal thermoclines where fish concentrate by depth and temperature.

Access & shore

Fishable from shore · beach

What you can catch

Walleye

Sander vitreus
Yellow Perch

Perca flavescens
White Bass

Morone chrysops

Best months by species at Lake Winnebago WI

WalleyeSander vitreus
Yellow PerchPerca flavescens
White BassMorone chrysops

Typical months; local seasons and closures apply.

Local regulations

U.S. federal fisheries authority

United States — Federal Waters

Licensing:

saltwater-recreational — residents Federal Recreational Fishing License may be required in addition to state license when fishing federal (EEZ) waters., non-residents Same as residents. Many states require their own license even in federal waters.

FishRadar regulations are summaries only. Federal and state waters rules overlap — always verify current federal and state agency rules before fishing.