Michigan · United States

Saginaw Bay MI fishing forecast

53 Good of 100

Saginaw Bay MI is a freshwater fishing spot in Michigan, United States. Anglers here target Walleye, Yellow Perch, Smallmouth Bass, Northern Pike. The most productive months are typically April, May, June, July, August, September, October.

Quick answer

Best monthsApril, May, June, July

Top speciesWalleye, Yellow Perch, Smallmouth Bass

Score now53/100

Local rulesUnited States — Federal Waters

Today’s verdict

Ranks #600 of 644 spots FishRadar scored worldwide today

Trending down — 11 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+6.6Barometric pressure+4.4

Pressure trend

Pressure stable — fish feeding on their usual rhythm

Current conditions

Sea surface temp	23.7 °C
Wind	36 km/h from NW, gusting 44 km/h
Wave height	0.6 m at 5 s
Pressure	1011 hPa
Cloud cover	100%
Chlorophyll	8.26 mg/m³
Salinity	0.0 PSU
UV index	1
Wind sea	0.6 m at 3 s
Ground swell	0.1 m at 5 s from NNE

River gauge: AU GRES RIVER AT S MACKINAW RD NR AU GRES, MI (20 km): 77 cfs, steady

The water here is 4.0 °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 Saginaw Bay MI

Saginaw Bay MI currently scores 53 out of 100 (Good). Water temperature is 23.7 °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 +6.6: 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
Stream flow +3.0: river discharge vs seasonal norm

What’s biting now

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

Score history at this spot

26 days tracked at this exact location

Best recent day: 2026-08-12, 82/100

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

18 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

Walleye

Sander vitreus
Yellow Perch

Perca flavescens
Smallmouth Bass

Micropterus dolomieu
Northern Pike

Esox lucius

Best months by species at Saginaw Bay MI

WalleyeSander vitreus
Yellow PerchPerca flavescens
Smallmouth BassMicropterus dolomieu
Northern PikeEsox lucius

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.