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Wisconsin

Lake Butte des Morts

Lake Butte des Morts is a Wisconsin lake of about 8,602 acres in Winnebago County, where largemouth read off cover, forage, and seasonal current.

Surface
8,602acres
Primary species
Largemouth
§ 01Today on the water · Lake Butte des Mortsvia Open-Meteo · 09:30 local
Air temp
76.6°F
Barometric
29.76″
↓falling 24h(-0.26)
Wind
13mph
from W
Moon
Waxing Crescent
day 4.0 · 17% lit

Air conditions sampled near the lake center, not measured on the water · refreshed ~15 min

§ 03Next 3 daysvia Open-Meteo · interpretation
  1. 18
    julSat

    Watch the wind

    hi 88° · lo 70°

    Lean into wind-fed shorelines, all day. Wind drives bait position today; pick the shoreline taking it.

    ── stiff nw wind

  2. 19
    julSun

    Watch the wind

    hi 85° · lo 64°

    Lean into wind-fed shorelines, all day. Wind drives bait position today; pick the shoreline taking it.

    ── direction shift overnight

  3. 20
    julMon

    Tougher window

    hi 78° · lo 64°

    Pick the calmest hour and stay flexible. Conditions push hard today; bite likely shrinks. Plan around the calmest gap.

    ── strong sw wind · bite likely shrinks

§ 04Field notesWisconsin

Where it is

Lake Butte des Morts sits in Winnebago County, Wisconsin, covering about 8,602 acres. Where the largemouth sit changes with the season, not the map.

Seasonal pattern

Spring. Warming water pulls largemouth toward shallow, protected areas where they stage and spawn; the quickest-warming pockets lead.

Summer. Heat pushes fish off the shallows toward depth and shade; work the cooler ends of the day.

Fall. As water cools, forage and bass return toward shallower water; movement is wide, so covering water pays.

Winter. Cold water settles fish deep and slow; patience and a subtle presentation are the more dependable choice.

Key structure

  • Creek and cove mouths that funnel fish and bait
  • Weed edges and the clean lines along them
  • Inside turns where a bank changes angle
  • Submerged wood, brush, and laydown cover

The calendar decides which of these is worth time on a given day.

Forage

Panfish and resident baitfish form the forage on Lake Butte des Morts; bass cycle through cover as those schools shift.

Access

Boating access to Lake Butte des Morts is public; check ramps, water levels, and any seasonal closures before going.

Regulations

Check current state and local regulations before fishing; limits and seasons can change.

§ 05Sources & field guides

Field guides

Data & references

  • Today's conditions — Open-Meteo, refreshed every ~15 min
  • Moon phase — local astronomical calculation, no external API
  • Lake area, depth, structure — Identity, surface area, coordinates and county/state are from the ProjectD canonical waterbody index (snapshot conus-20260518-v1, group gnis:01562474). Maximum depth and regulation links were not available from an acceptable source and are intentionally omitted.
  • Regulations — verify current state and local regulations before fishing

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