Waterlands
Stony Brook
USGS · 01096548
STONY BROOK
USGS · 01096548LIVE

STONY BROOK AT N CHELMSFORD, MA

CHELMSFORD, MA42.6351°N, -71.3795°W
AIR TEMP
62°F
WIND
9mph N
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History
Your History · STONY BROOK AT N CHELMSFORD, MA

Track your history

Sign in to track your sessions at STONY BROOK AT N CHELMSFORD, MA — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
68°
62°
WED
87°
59°
THU
91°
68°
FRI
88°
68°
SAT
82°
62°
SUN
85°
59°
MON
86°
64°
TIME
WED
1
NOW
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
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
TEMP
hourly forecast
62°
mild
62°
62°
61°
59°
59°
59°
62°
65°
69°
71°
74°
77°
81°
84°
85°
86°
87°
87°
85°
78°
74°
72°
71°
70°
69°
69°
69°
68°
68°
68°
72°
77°
81°
85°
87°
89°
89°
85°
91°
86°
84°
84°
77°
74°
73°
72°
72°
71°
71°
70°
70°
69°
68°
69°
71°
74°
77°
81°
84°
86°
84°
84°
88°
87°
74°
71°
73°
71°
70°
70°
69°
68°
67°
66°
66°
65°
64°
64°
67°
69°
72°
75°
78°
79°
81°
82°
82°
81°
79°
76°
72°
67°
64°
63°
62°
61°
61°
60°
60°
60°
59°
60°
63°
68°
72°
76°
79°
82°
85°
85°
83°
79°
75°
75°
75°
WIND
mph · gust · dir
6mph NNW
G 15 mph
6
G15
NNW
6
G15
N
4
G11
N
4
G8
NW
5
G11
NW
5
G11
NW
6
G16
NW
6
G13
NW
4
G11
NNW
4
G10
NW
5
G11
NW
3
G8
N
3
G12
N
3
G11
NNW
3
G9
NW
3
G11
NW
3
G10
WNW
5
G8
WNW
1
G5
NNE
8
G13
SE
5
G11
SE
4
G9
SSE
5
G10
S
4
G11
SSW
4
G11
SSW
4
G12
S
7
G15
SW
7
G15
SW
6
G15
SW
5
G13
SW
5
G14
WSW
6
G18
WSW
7
G15
WSW
8
G13
WSW
9
G13
WSW
9
G15
WSW
10
G15
WSW
8
G13
WSW
8
G12
WSW
7
G15
SW
7
G20
W
6
G18
WSW
6
G26
WSW
6
G26
SSW
9
G22
SW
9
G20
SSW
8
G23
SSW
8
G23
SW
8
G16
SW
6
G16
SW
6
G13
SW
4
G8
SW
5
G8
SW
4
G8
W
3
G17
NW
3
G17
NNW
3
G13
N
5
G11
NNW
4
G9
NNW
3
G9
NW
4
G9
NNW
4
G14
NNE
4
G17
N
8
G18
NNW
8
G16
N
4
G9
NE
2
G12
ESE
3
G12
S
3
G10
S
2
G11
W
3
NNW
4
G5
N
4
G8
NNW
4
G17
NNW
4
G22
N
5
G24
N
4
G24
NNW
4
G13
NNW
4
G8
N
6
G20
NNE
9
G21
NNE
8
G18
NE
8
G17
NE
7
G15
ENE
6
G13
E
6
G13
E
7
G13
ESE
9
G11
ESE
9
ESE
8
ESE
7
G13
SE
5
SE
4
SSE
3
S
3
WSW
4
SW
3
WSW
4
W
4
W
4
W
2
G3
W
0
G3
N
1
G6
N
1
G5
WNW
1
G4
W
3
WSW
3
SW
3
SW
3
SSW
4
SSE
7
SE
9
ESE
11
ESE
10
G12
SE
9
G13
SSE
PRECIP
chance %
2%
2%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
9%
9%
9%
9%
9%
9%
3%
3%
3%
3%
3%
3%
8%
8%
8%
8%
8%
8%
57%
57%
57%
57%
57%
57%
14%
14%
14%
14%
14%
14%
9%
9%
9%
9%
9%
9%
5%
5%
5%
5%
5%
5%
8%
8%
8%
8%
8%
8%
7%
7%
7%
7%
7%
7%
3%
3%
3%
3%
3%
3%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
CLOUDS
cover %
23%
few
23%
4%
15%
48%
29%
44%
12%
4%
4%
2%
1%
1%
0%
7%
6%
81%
21%
4%
5%
3%
1%
0%
2%
5%
7%
92%
0%
0%
1%
0%
0%
100%
100%
100%
100%
77%
100%
98%
56%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
95%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
61%
78%
100%
100%
0%
5%
6%
54%
6%
0%
100%
100%
100%
100%
100%
0%
0%
0%
0%
0%
7%
5%
0%
0%
0%
0%
0%
0%
0%
0%
7%
7%
6%
5%
24%
50%
72%
85%
94%
PRESSURE
hPa · trend
1013
10131012101110091008100710061004100410031002100410051008100910101013101610151016
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Ideal
Wind
Light
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:15 AM
SUNSET
08:25 PM
15H 10M OF DAYLIGHT
MOON PHASE
Last Quarter
43% illuminated

Station Location

42.6351, -71.3795
Loading map…
DATA · USGS · NOAA · NWS
Site #01096548·USGS

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

Sign up free