Illinois Great Lakes · United States

Lake Michigan Chicago fishing forecast

62 Good of 100

Lake Michigan Chicago is a freshwater fishing spot in Illinois Great Lakes, United States. Anglers here target Chinook Salmon, Coho Salmon, Lake Trout, Steelhead. The most productive months are typically April, May, June, July, August, September, October.

Quick answer

Best monthsApril, May, June, July

Top speciesChinook Salmon, Coho Salmon, Lake Trout

Score now62/100

Local rulesUnited States — Federal Waters

Today’s verdict

Ranks #312 of 437 spots FishRadar scored worldwide today

Trending down — 6 points below this spot’s 7-day average

Score confidence ±7 points, from 7 live signals

The statistical model disagrees with the physics model here today — treat this score with extra caution.

Helping the score most

Water temperature+15.0Waves+15.0Barometric pressure+4.4

Pressure trend

Pressure data unavailable

Best window today

19:00 · Light wind (0 km/h) and calm seas

Next solunar peak

minor 08:36

Current conditions

Sea surface temp	23.1 °C
Wind	26 km/h from SE, gusting 35 km/h
Wave height	0.3 m at 2 s
Pressure	1021 hPa
Cloud cover	100%
Chlorophyll	1.39 mg/m³
Salinity	0.0 PSU
UV index	0
Wind sea	0.2 m at 2 s
Ground swell	0.2 m at 2 s from ENE

The water here is 2.8 °C warmer than the September average of 20.2 °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 26.7 m, with the thermocline below that.

Updated 1 h ago.

What the score means at Lake Michigan Chicago

Lake Michigan Chicago currently scores 62 out of 100 (Good). Water temperature is 23.1 °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
Thermocline +3.0: a defined layer stacks fish at one depth
Gust factor +2.8: gustiness versus steady wind
Pre-storm bite +2.4: the classic feed before heavy weather

What’s biting now

The model expects today: walleye, lake-trout, atlantic-sturgeon, white-perch, golden-trout, rock-bass, brown-bullhead, pumpkinseed

[object Object] — Protected here — release immediately

Bite windows

Moon

Waning Crescent · 14% lit

Solunar day rating

50 / 100

Best months for Lake Michigan Chicago:

Score history at this spot

30 days tracked at this exact location

Best recent day: 2026-08-11, 84/100

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

15 points below the same day last week

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

Chinook Salmon

Oncorhynchus tshawytscha
Coho Salmon

Oncorhynchus kisutch
Lake Trout

Salvelinus namaycush
Steelhead

Oncorhynchus mykiss

Best months by species at Lake Michigan Chicago

Chinook SalmonOncorhynchus tshawytscha
Coho SalmonOncorhynchus kisutch
Lake TroutSalvelinus namaycush
SteelheadOncorhynchus mykiss

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.