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Massachusetts

Quabbin Reservoir

A Worcester County, Massachusetts reservoir, Quabbin Reservoir fishes for largemouth bass that follow the season from shallow cover to deeper water.

Surface
23,932acres
Primary species
Largemouth
§ 01Today on the water · Quabbin Reservoirvia Open-Meteo · 01:00 local
Air temp
67.9°F
Barometric
30.06″
→steady 24h(+0.04)
Wind
6mph
from S
Moon
Waning Gibbous
day 19.4 · 77% lit

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

§ 03Next 3 daysvia Open-Meteo · interpretation
  1. 31
    augMon

    Stable window

    hi 75° · lo 58°

    Anytime through the day. Quiet weather day; lean on seasonal pattern and structure.

    ── light s wind · settled

  2. 1
    sepTue

    Better early

    hi 68° · lo 61°

    Pre-dawn through 9am. Get on the water before the front; the bite likely shrinks once precip starts.

    ── front rolling in · se wind setting up

  3. 2
    sepWed

    Better early

    hi 75° · lo 61°

    Pre-dawn through 9am. Get on the water before the front; the bite likely shrinks once precip starts.

    ── front rolling in · se wind setting up

§ 04Field notesMassachusetts

Where it is

In Worcester County, Massachusetts, Quabbin Reservoir spreads across roughly 23,932 acres. Largemouth relate to cover and structure and keep moving as the season shifts.

Seasonal pattern

Spring. As the shallows warm first, fish move up to stage and spawn, with sheltered, sun-warmed water coming on earliest.

Summer. Bass settle on deeper edges and shaded cover after the surface warms, with first and last light the stronger times.

Fall. Cooling water moves bait shallow again and largemouth follow, spreading out and feeding ahead of winter.

Winter. In cold water fish hold deep and inactive; ease off the pace and keep presentations quiet.

Key structure

  • Shoreline cover near quick depth changes
  • Hard-bottom and rock transitions
  • Weed edges and the clean lines along them
  • Inside turns where a bank changes angle

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

Forage

On Quabbin Reservoir, schools of baitfish anchor the bite and largemouth stay close to them through the year.

Access

Public access exists in Worcester County around Quabbin Reservoir; check conditions and water levels with local sources before fishing.

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:00619370). 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

Last revised · Back to Lake Guide