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

61°F°
Feels like 57°F°
Cloudy
Today's High
76°F°
Today's Low
49°F°

Water Temperature

53°F
Updated: (Apr 30)
Sign in to contribute temps.

Current water temperature for Cobble Mountain Reservoir is 53°F.

Current Snapshot

Wind7 mph S (Gust 15 mph)
Pressure
30.01 inHg
Visibility29 mi
Humidity36%
Cloud Cover99%

Forecast: Friday, May 2

Day 1 of 9

Hourly Insights

7 AM
52°F°
10 AM
63°F°
1 PM
73°F°
4 PM
76°F°
6%
7 PM
72°F°

Temperature

High
76°F°
Low
49°F°

Precipitation

Chance52%
Amount0.40"
Typerain

Wind

6mph
Avg Speed
Gusts up to
24mph
CalmModerateStrong
Max Speed11 mph

Sun, Moon & UV

Sunrise9:45 AM
Sunset11:52 PM
Moon PhasewaxingCrescent
Max UV Index5 (Moderate)

Solunar Fishing Forecast

Action Rating
3/5

Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

9:17 PM - 11:47 PM

11:10 AM - 1:40 PM

Minor Times (Good)

1:09 PM - 2:39 PM

4:30 AM - 6:00 AM

Outlook for Friday at Cobble Mountain Reservoir

Expect temperatures ranging from 49°F to 76°F. There's a 52% chance of rain, potentially bringing around 0.40" rain. Winds will be averaging 6 mph, with potential gusts reaching up to 24 mph. The maximum UV index will be 5 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 3/5 (Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 9:17 PM and 11:10 AM, or try the minor windows near 1:09 PM and 4:30 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 1st 2025

Lake Information

Elevation
299 ft
Area
2 mi²
Coordinates
42.143, -72.901

Weather Forecast

Friday

76°F
49°F

Saturday

77°F
57°F

Sunday

68°F
57°F

Monday

57°F
52°F

Tuesday

59°F
51°F

Wednesday

67°F
54°F

Thursday

66°F
51°F

Friday

59°F
45°F

Saturday

67°F
48°F
Friday - 5/2/2025
76°F
49°F
12am
53°F
53°F
30.00 hPa
5 mph
S
G: 14 mph
2am
53°F
53°F
29.95 hPa
4 mph
SSE
G: 13 mph
4am
49°F
53°F
29.91 hPa
5 mph
SSE
G: 14 mph
6am
50°F
53°F
29.89 hPa
4 mph
SSE
G: 12 mph
8am
54°F
53°F
29.87 hPa
5 mph
SSW
G: 15 mph
10am
63°F
53°F
29.85 hPa
7 mph
SW
G: 19 mph
12pm
70°F
53°F
29.84 hPa
9 mph
WSW
G: 19 mph
2pm
75°F
53°F
29.81 hPa
10 mph
WSW
G: 23 mph
4pm
76°F
53°F
29.79 hPa
11 mph
SW
G: 23 mph
6pm
74°F
53°F
29.80 hPa
9 mph
SW
G: 19 mph
8pm
68°F
53°F
29.84 hPa
5 mph
WSW
G: 11 mph
10pm
62°F
53°F
29.87 hPa
4 mph
W
G: 10 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 (+14°F).
  • Sharpest cooling trend: November → December (-12°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm06121824

Wind Direction

170°

Pressure

1016 mb

Cloud Cover

96%

Visibility

22 miles

Daily Pressure Forecast

FriSatSunMonTueWedThuFriSat0.008.8617.7226.5835.44
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Frequently Asked Questions About Cobble Mountain Reservoir

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