Cobble Mountain Reservoir

Cobble Mountain Reservoir

Granville, Hampden County, MA
2mi²
299.00ft
Directions
Lake Information

Cobble Mountain Reservoir is a freshwater lake situated in Hampden County, Massachusetts. Covering an area of 1,032 acres, the lake is known for its excellent fishing opportunities, with Smallmouth Bass, Rainbow Trout, and Brown Trout being the primary species found in its waters. The lake's large size and deep waters provide an ideal environment for anglers seeking a challenging fishing experience. Smallmouth Bass, Rainbow Trout, and Brown Trout are highly sought-after game fish known for their fighting spirit, making Cobble Mountain Reservoir a popular destination for fishing enthusiasts of all levels. Aside from fishing, visitors to Cobble Mountain Reservoir can also enjoy a range of other outdoor activities. The lake's calm waters provide an ideal setting for swimming, boating, and kayaking, while the surrounding area offers a range of hiking trails that allow visitors to explore the natural beauty of the region. One of the most notable features of Cobble Mountain Reservoir is its picturesque scenery. The lake is surrounded by rolling hills and lush forests, providing visitors with breathtaking views from every angle. Whether one is fishing, hiking, or simply enjoying a picnic by the lake, they are sure to be captivated by the serene beauty of the area. In conclusion, Cobble Mountain Reservoir is a beautiful freshwater lake that offers a range of outdoor activities for visitors. Its abundant fish population, calm waters, and stunning natural beauty make it an ideal destination for anglers, swimmers, boaters, hikers, and anyone seeking a peaceful retreat in nature.

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Current Conditions

52°F°
Feels like 47°F°
Rain
Today's High
62°F°
Today's Low
51°F°

Water Temperature

54°F
Updated: (May 4)
Sign in to contribute temps.

Current water temperature for Cobble Mountain Reservoir is 54°F.

Current Snapshot

Wind9 mph ENE (Gust 16 mph)
Pressure
30.21 inHg
Visibility0 mi
Humidity96%
Cloud Cover100%

Forecast: Tuesday, May 6

Day 1 of 9

Hourly Insights

7 AM
53°F°
53%
10 AM
57°F°
50%
1 PM
61°F°
58%
4 PM
62°F°
53%
7 PM
60°F°
43%

Temperature

High
62°F°
Low
51°F°

Precipitation

Chance99%
Amount1.69"
Typerain

Wind

7mph
Avg Speed
Gusts up to
23mph
CalmModerateStrong
Max Speed9 mph

Sun, Moon & UV

Sunrise9:40 AM
Sunset11:56 PM
Moon PhasewaxingGibbous
Max UV Index4 (Moderate)

Solunar Fishing Forecast

Action Rating
2/5

Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

12:27 AM - 2:57 AM

2:27 PM - 4:57 PM

Minor Times (Good)

5:46 PM - 7:16 PM

6:37 AM - 8:07 AM

Outlook for Tuesday at Cobble Mountain Reservoir

Expect temperatures ranging from 51°F to 62°F. There's a 99% chance of rain, potentially bringing around 1.69" rain. Winds will be averaging 7 mph, with potential gusts reaching up to 23 mph. The maximum UV index will be 4 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 12:27 AM and 2:27 PM, or try the minor windows near 5:46 PM and 6:37 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Cobble Mountain Reservoir.

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May 5th 2025

Lake Information

Elevation
299 ft
Area
2 mi²
Coordinates
42.143, -72.901

Weather Forecast

Tuesday

62°F
51°F

Wednesday

65°F
53°F

Thursday

65°F
52°F

Friday

52°F
47°F

Saturday

62°F
45°F

Sunday

67°F
49°F

Monday

69°F
47°F

Tuesday

74°F
52°F

Wednesday

67°F
55°F
Tuesday - 5/6/2025
62°F
51°F
12am
51°F
54°F
30.21 hPa
8 mph
ENE
G: 15 mph
2am
52°F
54°F
30.18 hPa
5 mph
ENE
G: 15 mph
4am
51°F
54°F
30.14 hPa
8 mph
E
G: 17 mph
6am
52°F
54°F
30.15 hPa
6 mph
E
G: 14 mph
8am
54°F
54°F
30.15 hPa
5 mph
E
G: 12 mph
10am
57°F
54°F
30.13 hPa
6 mph
ESE
G: 13 mph
12pm
61°F
54°F
30.11 hPa
8 mph
SE
G: 22 mph
2pm
61°F
54°F
30.07 hPa
8 mph
SE
G: 21 mph
4pm
62°F
54°F
30.02 hPa
8 mph
SE
G: 20 mph
6pm
61°F
54°F
29.98 hPa
8 mph
SE
G: 20 mph
8pm
59°F
54°F
29.96 hPa
8 mph
SE
G: 20 mph
10pm
57°F
54°F
29.96 hPa
7 mph
SSE
G: 16 mph

Water Temperature History

Trends for Cobble Mountain Reservoir

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

33°F

On Jan 5

Coldest point in the Last 12 Months.

Average in Period

53°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: August (73°F).
  • Coolest avg: December (35°F).
  • Rapid warming often occurs: May → June (+12°F).
  • Sharpest cooling trend: November → December (-12°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm06121824

Wind Direction

72°

Pressure

1023 mb

Cloud Cover

99%

Visibility

0 miles

Daily Pressure Forecast

TueWedThuFriSatSunMonTueWed0.008.8617.7226.5835.44
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Frequently Asked Questions About Cobble Mountain Reservoir

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