Lake · Winchester, Middlesex, Massachusetts
Upper Mystic Lake
Location Snapshot
Upper Mystic Lake is a suburban eastern Massachusetts warmwater lake with a broad bass-and-panfish community. The principal supported target is largemouth bass, with chain pickerel, yellow perch, bluegill, black crappie, common carp, and brown bullhead providing additional species variety within the same fishery.
Current Lake Rating
Unavailable
A condition rating is not available from the current lake evidence.
Rating confidence: Low
Should I Go?
Not Enough Data
Fishing guidance for this destination based on available lake conditions, weather, and seasonal context. It is not a boating, swimming, ice, or access-safety rating.
Why
- Not enough current water information is available to recommend a reliable fishing window
- Live water observations could not be retrieved at this time.
Current Readings
Key lake readings are not available right now.
Better Nearby Options
Checking nearby StrikeTracks waters…
Weather Near Lake
Current Weather
Clear
Temperature
49°F
Feels like
44°F
Wind
6 mph N
Wind gust
14 mph
Current precipitation
0.00 in
Updated
Oct 20, 2026, 9:15 PM
Recent Rainfall
Estimated precipitation near this lake
Last 6 hours
0.00 in
Last 24 hours
0.00 in
Last 48 hours
0.00 in
Little recent rainfall near this lake.
Next 24 Hours
Tue 10 PM
Clear
Temp 48°F
Chance 0%
Precip 0.00 in
Wind 6 mph
Wed 2 AM
Clear
Temp 47°F
Chance 0%
Precip 0.00 in
Wind 8 mph
Wed 6 AM
Overcast
Temp 44°F
Chance 0%
Precip 0.00 in
Wind 9 mph
Wed 10 AM
Overcast
Temp 53°F
Chance 0%
Precip 0.00 in
Wind 11 mph
Wed 2 PM
Overcast
Temp 56°F
Chance 0%
Precip 0.00 in
Wind 13 mph
Wed 6 PM
Overcast
Temp 49°F
Chance 0%
Precip 0.00 in
Wind 8 mph
Four-Day Forecast
Tue, Oct 20
Overcast
High 66°F / Low 39°F
Chance 0%
Precip 0.00 in
Max gust 30 mph
Wed, Oct 21
Overcast
High 56°F / Low 44°F
Chance 0%
Precip 0.00 in
Max gust 25 mph
Thu, Oct 22
Overcast
High 62°F / Low 42°F
Chance 2%
Precip 0.00 in
Max gust 29 mph
Fri, Oct 23
Overcast
High 57°F / Low 41°F
Chance 0%
Precip 0.00 in
Max gust 25 mph
Weather and rainfall are estimated for this lake's coordinates. Local conditions can vary, especially in mountainous terrain and during isolated storms.
Recent rainfall can influence lake level and access, but the timing and magnitude depend on watershed size, soil conditions, and reservoir operations where applicable.
Weather data: Open-Meteo
Lake Elevation History
Elevation is reported relative to the datum used by this USGS monitoring site. Elevations from different lakes or datums should not be directly compared.
Loading historical elevation…
Fishery Profile
Documented species you may encounter at Upper Mystic Lake.
Species images are AI-generated illustrations for visual reference and may simplify natural variation. Fishery records are based on the cited agency sources. About fish illustrations
Fishery overview
Largemouth bass are the primary fish in Upper Mystic Lake at Winchester, and they are established. Chain pickerel and yellow perch are common and established. Black crappie, bluegill, brown bullhead, common carp, and pumpkinseed are present and established in the same Massachusetts lake. Upper Mystic Lake covers 200 acres, averages 40 feet deep, and reaches 85 feet.
Target species
Largemouth Bass
Micropterus nigricans
- Expectation
- Primary
- Population
- Established
- Native status
- introduced
- Confidence
- Medium confidence
Source: MassWildlife
Chain Pickerel
Esox niger
- Expectation
- Common
- Population
- Established
- Native status
- native
- Confidence
- Medium confidence
Source: MassWildlife
Yellow Perch
Perca flavescens
- Expectation
- Common
- Population
- Established
- Native status
- native
- Confidence
- Medium confidence
Source: MassWildlife
Black Crappie
Pomoxis nigromaculatus
- Expectation
- Present
- Population
- Established
- Native status
- introduced
- Confidence
- Medium confidence
Source: MassWildlife
Bluegill
Lepomis macrochirus
- Expectation
- Present
- Population
- Established
- Native status
- introduced
- Confidence
- Medium confidence
Source: MassWildlife
Brown Bullhead
Ameiurus nebulosus
- Expectation
- Present
- Population
- Established
- Native status
- native
- Confidence
- Medium confidence
Source: MassWildlife
Common Carp
Cyprinus carpio
- Expectation
- Present
- Population
- Established
- Native status
- introduced
- Confidence
- Medium confidence
Source: MassWildlife
Pumpkinseed
Lepomis gibbosus
- Expectation
- Present
- Population
- Established
- Native status
- native
- Confidence
- Medium confidence
Source: MassWildlife
Fishery characteristics
- Composition
- Wild
Best seasons
- Spring
- Summer
- Fall
Common techniques
- Boat fishing
- Shore fishing
- Spinning
Official sources
Location and Access
Cataloged lake location
Winchester, Middlesex, Massachusetts
The map marker represents the cataloged waterbody or monitoring location and may not indicate legal parking or public access. Confirm access through the official information before visiting.
Lake Details
Town
Winchester
County
Middlesex
Surface Area
200 acres
Maximum Depth
85 ft
Average Depth
40 ft
Target Species
Largemouth Bass, Chain Pickerel, Yellow Perch, Brown Bullhead, Bluegill, Pumpkinseed, Black Crappie, Common Carp
Public Access
Public
Boat Launch
Available
Shore Fishing
Available
Motor Restrictions
No motorized boats in Upper Mystic Lake (DCR).