Fishing Forecast · Michigan · Updated July 2026

Lake Whittlesey

Lake Whittlesey earns a B for water quality. This forecast reads its measured clarity, depth, and trophic state — with each species' biology, the sun and moon, and today's conditions — to call when the fish move on Lake Whittlesey and how to catch them.

8
fish species: 11.6 ft
water clarity: Mesotrophic
trophic state

Today · Sat Jul 25

★★★★★

The bite on Lake Whittlesey today. Sunrise 6:22 AM, sunset 9:40 PM.

Moon: Waxing Gibbous · 84%
Major windows: 9:25 PM–11:25 PM · 9:50 AM–11:50 AM

Best day · next 2 weeks

Wed Jul 29

★★★★★

Full Moon moon (100%). Fish the major windows at 12:45 AM and 1:09 PM.

Fishing Forecast for Lake Whittlesey

A multi-factor outlook built from Lake Whittlesey's measured water quality — clarity, trophic state, depth, and water-body type — combined with each species' biology, seasonal patterns, and today's live weather. It flags spawn timing, where the fish hold, and the techniques that fit this lake's water, not just the moon.

Walleye

Game FishSummerSummer pattern

Slow

~70°F est.

Lake Whittlesey runs 11.6 ft of clarity and grades B for water quality — so walleye feed hardest at dawn, dusk, and after dark — lean on finesse presentations and light line.

Because Lake Whittlesey averages 11.6 ft of visibility (clear), so walleye feed hardest at dawn, dusk, and after dark — lean on finesse presentations and light line.
Its mesotrophic nutrient level puts the summer weedline near 15–20 ft — that edge is the high-percentage zone to hold walleye through the warm months.

Techniques for clear water

finesse jig-and-minnowlong leaders / lighter linefish dawn, dusk & after dark

Season-by-season on Lake Whittlesey

Season	Where	Structure	How
Spring	shallow 3–10 ft	rock/gravel bars, warming shoreline, river mouths	jig-and-minnow, slow-rolled swimbaits
Summer	mid-depth 12–25 ft	main-lake points, mid-lake humps, weed edges	live-bait rigs, bottom bouncers/crawler harnesses
Fall	variable 8–30 ft	steep breaks and points as they feed up	jigging bigger minnows, trolling deep cranks
Winter / Ice	8–25 ft	first breaks off structure, dusk feeding windows	jigging spoons and rattle baits, deadstick minnows

Northern Pike

Game FishSummerSummer pattern

Fair

~70°F est.

Lake Whittlesey runs 11.6 ft of clarity and grades B for water quality — so finesse presentations and natural colors on light line tend to out-fish reaction baits.

Because Lake Whittlesey averages 11.6 ft of visibility (clear), so finesse presentations and natural colors on light line tend to out-fish reaction baits.
Its mesotrophic nutrient level puts the summer weedline near 15–20 ft — that edge is the high-percentage zone to hold northern pike through the warm months.

Techniques for clear water

jerkbaits & bucktailsnatural perch/cisco colors

Season-by-season on Lake Whittlesey

Season	Where	Structure	How
Spring	shallow 2–8 ft	weedy bays, marsh mouths, warming flats	spoons, spinnerbaits, big soft plastics
Summer	weed edges 6–18 ft; big pike deeper/cooler	cabbage/coontail edges, deep weedlines, cool water	large spoons, jerkbaits, dead-bait for big fish
Fall	variable 6–25 ft	deep weed edges, drop-offs, cisco/tullibee lakes	big swimbaits, sucker/dead-bait rigs — trophy season
Winter / Ice	6–20 ft	weed edges and flats	tip-ups with large shiners/suckers

Yellow Perch

PanfishSummerSummer pattern

Very Good

~70°F est.

Lake Whittlesey runs 11.6 ft of clarity and grades B for water quality — so finesse presentations and natural colors on light line tend to out-fish reaction baits.

Because Lake Whittlesey averages 11.6 ft of visibility (clear), so finesse presentations and natural colors on light line tend to out-fish reaction baits.
Its mesotrophic nutrient level puts the summer weedline near 15–20 ft — that edge is the high-percentage zone to hold yellow perch through the warm months.

Techniques for clear water

small natural jigs & drop-shotminnows/plastics, light line

Season-by-season on Lake Whittlesey

Season	Where	Structure	How
Spring	shallow 4–12 ft	weedy/soft-bottom flats, spawning cover	small jigs, minnows, worms
Summer	mid 10–25 ft	sand and gravel flats, weed edges	drop-shot & jigs with minnows/plastics
Fall	mid-to-deep 15–35 ft	basin flats — schools pack up	jigging small spoons and minnows
Winter / Ice	15–35 ft	deep flats and basin	tungsten jigs and small spoons — a top ice target

The outlook is a transparent heuristic weighting of established angling factors, this lake's measured water quality, and live conditions — not a validated catch predictor. Water temperature is estimated from season and latitude unless a recent USGS gauge reading is available. Planning a meal? Check fish-consumption advisories for Lake Whittlesey. Always follow current state regulations.

14-Day Fishing Calendar

Plan the next two weeks on Lake Whittlesey. Anglers target Blacknose shiner, Northern pike, Shortjaw cisco, Spottail shiner, and others on Lake Whittlesey.

Date	Rating	Moon	Sunrise	Sunset	Major Periods	Minor Periods
Sat, Jul 25	☆☆☆☆☆	Waxing Gibbous 84% lit	6:22 AM	9:40 PM	9:25 PM – 11:25 PM 9:50 AM – 11:50 AM	1:40 AM – 2:40 AM 7:03 PM – 8:03 PM
Sun, Jul 26	½☆☆☆☆	Waxing Gibbous 91% lit	6:23 AM	9:39 PM	10:15 PM – 12:15 AM 10:41 AM – 12:41 PM	2:27 AM – 3:27 AM
Mon, Jul 27	★☆☆☆☆	Waxing Gibbous 96% lit	6:24 AM	9:37 PM	11:06 PM – 1:06 AM 11:31 AM – 1:31 PM	7:51 PM – 8:51 PM 3:24 AM – 4:24 AM
Tue, Jul 28	★★☆☆☆	Waxing Gibbous 99% lit	6:26 AM	9:36 PM	11:56 PM – 1:56 AM 12:21 PM – 2:21 PM	8:29 PM – 9:29 PM 4:29 AM – 5:29 AM
Wed, Jul 29	★★½☆☆	Full Moon 100% lit	6:27 AM	9:35 PM	12:45 AM – 2:45 AM 1:09 PM – 3:09 PM	8:58 PM – 9:58 PM 5:39 AM – 6:39 AM
Thu, Jul 30	★★☆☆☆	Waning Gibbous 99% lit	6:28 AM	9:33 PM	1:32 AM – 3:32 AM 1:54 PM – 3:54 PM	9:22 PM – 10:22 PM 6:52 AM – 7:52 AM
Fri, Jul 31	★☆☆☆☆	Waning Gibbous 95% lit	6:29 AM	9:32 PM	2:17 AM – 4:17 AM 2:39 PM – 4:39 PM	9:41 PM – 10:41 PM 8:04 AM – 9:04 AM
Sat, Aug 1	½☆☆☆☆	Waning Gibbous 89% lit	6:31 AM	9:31 PM	3:01 AM – 5:01 AM 3:22 PM – 5:22 PM	9:58 PM – 10:58 PM 9:17 AM – 10:17 AM
Sun, Aug 2	☆☆☆☆☆	Waning Gibbous 82% lit	6:32 AM	9:29 PM	3:44 AM – 5:44 AM 4:06 PM – 6:06 PM	10:13 PM – 11:13 PM 10:29 AM – 11:29 AM
Mon, Aug 3	★½☆☆☆	Waning Gibbous 73% lit	6:33 AM	9:28 PM	4:28 AM – 6:28 AM 4:50 PM – 6:50 PM	10:28 PM – 11:28 PM 11:44 AM – 12:44 PM
Tue, Aug 4	★★☆☆☆	Waning Gibbous 63% lit	6:35 AM	9:26 PM	5:14 AM – 7:14 AM 5:38 PM – 7:38 PM	10:44 PM – 11:44 PM 1:01 PM – 2:01 PM
Wed, Aug 5	★★☆☆☆	Last Quarter 53% lit	6:36 AM	9:25 PM	6:03 AM – 8:03 AM 6:29 PM – 8:29 PM	11:03 PM – 12:03 AM 2:21 PM – 3:21 PM
Thu, Aug 6	★☆☆☆☆	Last Quarter 42% lit	6:37 AM	9:23 PM	6:56 AM – 8:56 AM	11:26 PM – 12:26 AM 3:43 PM – 4:43 PM
Fri, Aug 7	☆☆☆☆☆	Waning Crescent 32% lit	6:39 AM	9:22 PM	7:24 PM – 9:24 PM 7:54 AM – 9:54 AM	11:58 PM – 12:58 AM 5:03 PM – 6:03 PM

Server-rendered 14-day calendar starting 2026-07-25. Live in your browser shortly.

Methodology

How this forecast works

A plain solunar table only knows the moon. The LakeQuality Fishing Forecast starts there and adds what actually decides where and how fish bite on Lake Whittlesey — factors we measure rather than guess:

Water clarity — Lake Whittlesey's Secchi reading flips the playbook between clear-water finesse and stained-water reaction baits, and sets the low-light bite window.
Trophic state & depth — nutrient level and max depth set the summer weedline and whether the lake stratifies, which tells you how deep to fish.
Water-body type — natural lake vs. reservoir changes the structure that holds fish.
Species & season — each species' spawn-temperature window and seasonal movements, matched to the lake's estimated water temperature.
Sun & moon — the solunar major/minor periods and dawn/dusk twilight in the calendar below.

The species outlook is a transparent heuristic weighting of these established factors, and it now also factors in today's live conditions — wind, cloud cover, and the barometric (pressure) trend, recomputed for the current day. It's not a validated catch predictor, and water temperature is still an estimate from season and latitude unless a recent USGS gauge reading exists. It's the analysis a solunar table can't do, grounded in Lake Whittlesey's real, measured water quality.

How to read the calendar

Major periods (≈2 hours) are centered on lunar transit (when the moon is highest in the sky) and lunar opposition (when the moon is directly underfoot). These are typically the strongest feeding windows.

Minor periods (≈1 hour) are centered on moonrise and moonset. They're secondary windows that often produce well — especially when they coincide with sunrise or sunset.

Day rating combines moon phase (peak near new and full moons, when lunar gravity is strongest) with the overlap of major periods and the dawn/dusk twilight. A 4–5 star day stacks all three.

At Lake Whittlesey (lat 48.01°N), the longest day of the year is around June 21 with 16h 3m of daylight. The shortest is around December 21 with 8h 22m. Plan summer trips around the early-morning bite (as early as 5:00 AM) and the long evening window before sunset.

Frequently asked questions

What makes this better than a solunar fishing table for Lake Whittlesey?

A solunar table only uses the moon. The LakeQuality Fishing Forecast adds Lake Whittlesey's measured water quality — its clear water, trophic state, depth, and water-body type — matched to each species' spawn window and seasonal movements. That measured data drives where the fish hold and which techniques fit this lake's water, then the solunar calendar below adds the sun/moon timing. It's a transparent, multi-factor outlook, not a validated catch guarantee.

What is the best time to fish Lake Whittlesey today?

Today's solunar calendar for Lake Whittlesey (lat 48.01, lon -88.69) shows sunrise at 6:22 AM and sunset at 9:40 PM. The strongest fishing windows are around major solunar periods at 9:25 PM–11:25 PM and 9:50 AM–11:50 AM, plus the 30-90 minutes around dawn and dusk.

What does the moon phase mean for fishing Lake Whittlesey?

Solunar theory holds that fish activity peaks during major periods (when the moon is overhead or directly underfoot) and minor periods (moonrise and moonset). Fish feeding tends to intensify during the days surrounding the new moon and full moon, when lunar gravity is strongest. Today's moon at Lake Whittlesey is Waxing Gibbous (84% illuminated).

When are the longest and shortest days at Lake Whittlesey?

At Lake Whittlesey's latitude (48.01°N), the longest day of the year is around June 21 with about 16h 3m of daylight. The shortest day is around December 21 with about 8h 22m of daylight. Sunrise and sunset shift by roughly 6 hours between solstices.

Are major or minor solunar periods more important?

Major periods (about 2 hours, centered on lunar transit and lunar opposition) are generally considered the strongest feeding windows. Minor periods (about 1 hour, centered on moonrise and moonset) are secondary but still productive — especially when they overlap with sunrise or sunset.

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The species outlook is a transparent, multi-factor heuristic built from Lake Whittlesey's measured water quality (clarity, trophic state, depth, water-body type) and established species biology, and it now also factors in today's live conditions — wind, cloud cover, and the barometric (pressure) trend, recomputed for the current day. It's not a validated catch predictor, and water temperature is still an estimate from season and latitude unless a recent USGS gauge reading is available. Solunar times use lat/lon and Meeus astronomical formulas, shown in Eastern Time. Always check local regulations and current conditions before fishing.

Source: EPA National Aquatic Resource Surveys, 2026.

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