Waterlands
Black Rock Lake nr Thomaston, Ct
USGS · 01208011
BLACK ROCK LAKE NR THOMASTON, CT
USGS · 01208011LIVE

BLACK ROCK LAKE nr THOMASTON, CT

WATERTOWN, CT41.6567°N, -73.1064°W
AIR TEMP
78°F
WIND
10mph WNW
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
cfs
No flow data available
Precipitation History
Your History · BLACK ROCK LAKE nr THOMASTON, CT

Track your history

Sign in to track your sessions at BLACK ROCK LAKE nr THOMASTON, CT — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
79°
58°
THU
81°
58°
FRI
82°
63°
SAT
79°
63°
SUN
76°
60°
MON
79°
58°
TUE
83°
58°
TIME
WED
9
NOW
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SAT
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
TEMP
hourly forecast
69°
mild
69°
67°
65°
64°
62°
61°
60°
59°
58°
58°
62°
68°
72°
75°
77°
79°
81°
81°
80°
81°
81°
80°
77°
74°
71°
69°
67°
67°
67°
66°
66°
64°
63°
64°
65°
67°
68°
68°
71°
76°
79°
82°
81°
82°
81°
79°
74°
70°
69°
68°
68°
67°
67°
67°
67°
65°
65°
64°
67°
70°
74°
77°
79°
79°
78°
78°
78°
79°
78°
75°
70°
67°
65°
64°
63°
63°
62°
62°
61°
61°
60°
61°
63°
65°
66°
66°
67°
70°
75°
76°
74°
73°
72°
72°
70°
67°
65°
63°
63°
62°
62°
61°
60°
59°
58°
59°
62°
65°
70°
75°
79°
79°
77°
75°
74°
74°
WIND
mph · gust · dir
4mph WNW
G 9 mph
4
G9
WNW
3
G9
W
3
G9
W
3
G9
W
2
G7
WNW
1
G7
W
1
G4
SSW
1
G4
W
2
G3
WSW
2
G4
NW
0
G2
S
1
G5
W
2
G6
SW
3
G9
SSW
4
G11
SW
5
G10
SW
6
G9
SW
7
G11
SW
8
G12
S
8
G12
S
8
G14
S
10
G16
SSE
10
G17
SSE
8
G21
SSE
6
G19
SSE
5
G18
S
1
G10
SSE
6
G22
SSE
5
G15
S
5
G13
SSE
6
G19
S
9
G22
S
6
G15
SSE
6
G16
SSE
7
G18
SSW
10
G23
SSW
6
G13
SSW
8
G13
S
7
G11
SSW
7
G12
SW
7
G11
SW
8
G13
WSW
9
G13
WSW
9
G13
WSW
8
G13
SW
6
G14
SW
5
G11
SW
3
G5
WSW
4
W
3
NW
4
N
3
N
2
G3
NNW
2
G3
WSW
2
WSW
1
W
3
N
3
N
1
G3
NNE
1
G3
NNE
3
G4
NE
3
G4
ENE
5
ENE
6
E
6
ENE
5
NE
3
G4
ENE
5
SE
7
SSE
6
G9
S
5
G9
SSW
5
G10
SSW
4
G6
S
2
SSW
1
SSE
1
SE
1
E
1
G2
NE
2
G3
NE
2
ENE
2
G3
NE
1
G2
NE
1
NE
2
NE
2
ENE
3
E
3
E
1
SE
1
SSE
3
SSW
4
S
3
SSW
3
SSW
4
G6
SSW
4
G9
S
5
G12
S
4
G12
SSE
4
G17
S
3
G5
SSW
3
G4
SSW
3
G4
SW
4
G5
SW
2
WSW
1
G2
WSW
2
SW
2
WSW
2
G3
WSW
1
G2
NW
1
G3
NNW
1
G4
NNW
1
G4
N
1
G4
N
0
G3
SE
1
G4
SSE
3
G5
SSE
4
G8
SSE
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
2%
2%
3%
7%
8%
7%
6%
7%
10%
13%
19%
26%
31%
35%
37%
88%
88%
88%
88%
88%
8%
8%
8%
8%
8%
8%
4%
4%
4%
4%
4%
4%
6%
6%
6%
6%
6%
6%
32%
32%
32%
32%
32%
32%
41%
41%
41%
41%
41%
41%
31%
31%
31%
31%
31%
31%
11%
11%
11%
11%
11%
11%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
9%
9%
9%
9%
9%
9%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
3%
3%
3%
3%
3%
3%
5%
5%
CLOUDS
cover %
0%
clear
0%
84%
0%
0%
7%
3%
100%
18%
6%
0%
100%
13%
99%
100%
93%
100%
100%
100%
100%
100%
100%
100%
100%
100%
3%
6%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
64%
77%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
38%
67%
13%
5%
16%
71%
100%
100%
100%
100%
100%
98%
95%
15%
0%
0%
0%
46%
14%
41%
10%
7%
88%
95%
100%
100%
100%
100%
100%
100%
100%
100%
73%
100%
24%
100%
14%
66%
100%
56%
100%
100%
100%
100%
100%
12%
7%
13%
48%
42%
50%
57%
62%
69%
75%
73%
51%
22%
PRESSURE
hPa · trend
999
9991000100210021001100110019989999991000998998999100110001001100210031002
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Warm
Wind
Moderate
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:19 AM
SUNSET
08:30 PM
15H 11M OF DAYLIGHT0H 0M REMAINING
MOON PHASE
Waxing Gibbous
73% illuminated

Station Location

41.6567, -73.1064
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-24 21:15 UTC
Site #01208011·USGS

Create a free account to save favorites, set flow alerts, and track conditions