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Quabbin Reservoir
72°F
Quabbin Reservoir
New Slem, MA · Worcester County
72°F water24,704 acres545 ft elev18 fish species
Right Now
71°
Mostly Clear
Water
72°
Wind
5 mph
S
Gusts
12 mph
Pressure
29.93
steady
LakeMonster planner
Plan Quabbin Reservoir
Quabbin Reservoir
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is weak timing.
Best first move
Scout the first break or defined cover closest to a feeding flat.
keep shade, oxygen, and a nearby depth change in the plan A workable forecast window starts near 6am with about 4 mph wind.
Listed targets to ask about: Lake trout · Rainbow trout
9 lake data sources in this readSee dataHideLatest source updated Jul 21, 3:46 AM EDT
- Current water temp
- 72°F
- Water temp history
- 494 readings
- Hourly weather
- 224 hours
- Solunar timing
- 2/5
- Fish species
- 18 listed
- Satellite imagery
- 251 captures
- Thermal imagery
- 1426 captures
- Map structure
- available
- Nearby lakes
- 3 options
The quick read is a planning aid, not a safety or access determination. The assistant will state uncertainty when the page does not contain a specific observation.
Forecast - Tue, Jul 21
High / Low
77° / 60°
Wind
8 mph
gusts 27 mph
Precip
79%
UV
4
Sunrise
5:31 AM
Sunset
8:19 PM
7-Day Weather Outlook
Every forecast metric for the week ahead, plus best days for fishing, boating, swimming, and paddling.
9 day forecast
Best Days This Week
Quick recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Thu, Jul 23
70/100
Thu, Jul 23 scores 70/100: Solunar 3/5, Wind 8 mph.
Best for Boating
Thu, Jul 23
90/100
Thu, Jul 23 scores 90/100: Wind 8 mph, Rain 0%.
Best for Swimming
Mon, Jul 27
80/100
Mon, Jul 27 scores 80/100: Air 83°F, Rain 0%.
Best for Paddling
Thu, Jul 23
85/100
Thu, Jul 23 scores 85/100: Wind 8 mph, Rain 0%.
Temperature Range
High Low
Precip & Wind
Rain % Wind mph
Daily Breakdown
Swipe to see all 9 days
| Metric | Tue21 | Wed22 | Thu23 | Fri24 | Sat25 | Sun26 | Mon27 | Tue28 | Wed29 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Rain | Rain | Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Drizzle | Drizzle |
| High / Low | 77°/60° | 80°/62° | 76°/55° | 80°/58° | 81°/60° | 82°/57° | 83°/62° | 77°/65° | 75°/64° |
| Precip | 79% | 74% | 0% | 0% | 0% | 0% | 0% | 34% | 45% |
| Wind | 14 mphgust 27 | 10 mphgust 21 | 8 mphgust 17 | 5 mphgust 9 | 7 mphgust 12 | 4 mphgust 10 | 6 mphgust 13 | 7 mphgust 17 | 3 mphgust 9 |
| Pressure | 29.83" stable | 29.77" falling | 30.05" rising | 30.18" rising | 30.08" falling | 29.90" falling | 29.76" falling | 29.72" falling | 29.75" rising |
| UV Index | 4 | 6 | 8 | 8 | 8 | 8 | 6 | 6 | 4 |
| Sunrise | 5:31 AM | 5:32 AM | 5:33 AM | 5:34 AM | 5:35 AM | 5:36 AM | 5:37 AM | 5:38 AM | 5:39 AM |
| Sunset | 8:19 PM | 8:18 PM | 8:17 PM | 8:16 PM | 8:16 PM | 8:15 PM | 8:14 PM | 8:12 PM | 8:11 PM |
| Bite Rating | 2/5first quarter | 2/5first quarter | 3/5first quarter | 3/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 3/5waxing gibbous | 4/5FULL | 4/5FULL |
Today Read
Quabbin ReservoirWind read
Calm
8 mph avg
Water read
72°
Warm-water bite
Air range
60° / 77°
today
Precip
79%
watch timing
Today's forecast for Quabbin Reservoir has calm wind, 60F to 77F air temperatures, 79% chance of precipitation, and 72F water.
Fishing Forecast
first quarter
2/5
Major
6:23 PM - 8:53 PM
Minor
1:18 PM - 2:48 PM
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July 16, 2026
Fish Species
18Water Temperature History
Current
76°
Jul 26
Low
33°
Dec 7
Average
56°
Last 12 Months
Warmest avg: July (76°F)
Coolest avg: February (34°F)
Rapid warming: May → June (+13°F)
Sharpest cooling: October → November (-14°F)
Weather Forecast
Wind speed, gusts, and pressure trends for trip timing.
7 day view
Hourly Wind Forecast
Swipe days or tap points
21
12am - 11pm
Wind SpeedWind Gust
Tap pointsPeak Wind
14 mph
3pm
Peak Gust
27 mph
highest gust
Pressure
29.97 inHg
steady
Visibility
18 mi
48% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Daily Pressure Forecast
Pressure stability helps plan windows
Pressure
Tap for detailsTap chart points for pressure details
Nearby Lakes
Fishing Forecast
2/5first quarter
Major6:23 PM - 8:53 PM
Minor1:18 PM - 2:48 PM
Water at 72°F -- warm-water species active.
Fish Species
18Nearby Lakes
Lake facts
About Quabbin Reservoir
Direct answers from the lake profile and latest available condition data. Verify access, regulations, weather alerts, and safety conditions with local authorities.
The latest available LakeMonster reading for Quabbin Reservoir, updated Jul 21, 2026, shows 72°F surface water temperature, mostly clear, 5 mph wind. Conditions can vary across the lake and change quickly, so check local weather, access notices, and on-water observations before acting.
Quabbin Reservoir has 24,704 acres based on the latest lake profile available to LakeMonster.
Quabbin Reservoir is listed in New Slem, Worcester County, MA. Check the responsible local or state agency for current access rules, permits, closures, and boating restrictions.
LakeMonster lists Lake trout, Rainbow trout, Brook trout, Brown trout, Smallmouth bass, Largemouth bass, White perch, Yellow perch, Chain pickerel, Northern pike, American eel, Common carp, White sucker, Longnose sucker, Pumpkinseed, Bluegill, Black crappie, Rock bass for Quabbin Reservoir. A species listing does not guarantee current activity; use current temperature, weather, recent reports, and local regulations when planning.