Waterlands
Alewife Brook
USGS · 01103025
ALEWIFE BROOK
USGS · 01103025LIVE

ALEWIFE BROOK NEAR ARLINGTON, MA

SOMERVILLE, MA42.4069°N, -71.1339°W Updated 9 hr ago
FLOW RATE
15cfs
GAUGE HT
1.92ft
AIR TEMP
63°F
WIND
5mph NW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
15cfs 10.4% vs avg
Optimal band: 9–12 cfs
PERIOD HIGH
18cfs
PERIOD LOW
6cfs
RUNNABLE
38%
last 7 day in band

Gauge Height

1.92ft
Precipitation History
Your History · ALEWIFE BROOK NEAR ARLINGTON, MA

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Weather Conditions
WEATHER CONDITIONS
TODAY
80°
63°
MON
88°
61°
TUE
99°
68°
WED
97°
79°
THU
90°
69°
FRI
86°
63°
SAT
84°
63°
TIME
SUN
9
NOW
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
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
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
WED
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
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
TEMP
hourly forecast
74°
mild
74°
76°
78°
80°
80°
79°
79°
78°
78°
77°
76°
74°
71°
70°
68°
66°
65°
64°
63°
62°
61°
62°
68°
72°
77°
82°
85°
86°
87°
88°
88°
88°
87°
85°
83°
80°
77°
75°
73°
71°
70°
70°
69°
68°
68°
68°
70°
77°
82°
87°
91°
94°
96°
98°
98°
99°
99°
99°
96°
93°
90°
89°
88°
87°
86°
85°
83°
83°
82°
82°
83°
85°
88°
90°
91°
94°
96°
97°
91°
91°
93°
90°
88°
85°
84°
82°
79°
77°
76°
75°
73°
72°
71°
71°
74°
77°
82°
86°
88°
90°
90°
90°
84°
76°
87°
82°
79°
77°
74°
71°
69°
68°
67°
66°
64°
63°
WIND
mph · gust · dir
8mph NNE
G 12 mph
8
G12
NNE
8
G10
NE
7
G9
ENE
9
G10
ENE
11
G13
E
11
G14
E
11
G14
E
10
G12
E
10
G12
E
9
G11
ESE
7
G11
ESE
6
G11
ESE
4
G12
ESE
3
G11
ESE
4
G11
SSE
4
G11
SSW
4
G11
SSW
3
G10
S
4
G9
S
2
G8
SSW
5
G9
SSE
3
G9
SSE
5
G14
SW
6
G13
SW
7
G14
SW
8
G12
SW
9
G13
SSW
11
G14
SSW
12
G16
SSW
12
G17
SSW
14
G19
SSW
14
G20
SSW
15
G22
SSW
15
G23
SSW
14
G24
SSW
13
G26
SSW
12
G28
SSW
12
G32
SSW
11
G29
SSW
11
G30
SSW
10
G27
SW
9
G26
SW
8
G25
SW
7
G22
SW
9
G25
SW
8
G23
SW
8
G23
SW
10
G21
SW
11
G19
WSW
12
G18
WSW
13
G19
WSW
14
G22
WSW
14
G23
WSW
15
G23
W
15
G24
W
15
G24
W
14
G24
WSW
13
G26
WSW
13
G26
WSW
13
G27
W
12
G28
W
11
G27
W
12
G28
W
13
G31
W
12
G31
W
12
G30
W
11
G26
W
10
G25
W
10
G22
W
9
G23
W
10
G23
W
12
G22
WNW
11
G15
WNW
11
G15
WNW
10
G16
WNW
10
G17
WNW
10
G21
NW
12
G18
WNW
9
G19
NW
9
G15
NW
10
G16
WNW
10
G18
WNW
9
G20
WNW
8
G20
W
9
G24
WNW
8
G21
WNW
7
G17
WNW
6
G19
W
8
G22
WNW
7
G21
W
7
G20
WSW
8
G18
WSW
8
G19
W
7
G17
W
9
G18
W
8
G13
WNW
7
G12
WNW
8
G15
WNW
9
G18
WNW
11
G23
W
12
G24
W
13
G21
W
21
G26
NNW
9
G24
NW
10
G28
WNW
11
G22
NW
10
G22
NW
6
G12
WNW
5
G8
WNW
5
WNW
4
WNW
4
G5
WNW
4
G8
WNW
4
G11
WNW
4
G12
WNW
4
G13
W
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
2%
2%
3%
3%
5%
5%
5%
5%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
2%
2%
2%
2%
2%
2%
4%
4%
4%
4%
4%
4%
2%
2%
2%
2%
2%
2%
1%
1%
CLOUDS
cover %
3%
clear
3%
2%
1%
18%
2%
3%
0%
0%
0%
0%
4%
11%
5%
4%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
15%
27%
74%
49%
100%
84%
100%
100%
100%
100%
0%
0%
0%
25%
65%
75%
100%
100%
100%
100%
100%
26%
45%
100%
100%
6%
0%
57%
100%
11%
0%
0%
100%
62%
100%
100%
5%
0%
6%
100%
100%
100%
100%
24%
100%
15%
7%
100%
100%
97%
100%
82%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
5%
0%
0%
0%
0%
0%
5%
24%
62%
83%
100%
100%
57%
100%
6%
100%
100%
100%
100%
100%
86%
59%
25%
0%
0%
0%
PRESSURE
hPa · trend
1021
10211021102110211021101710171017101410091007100610061006100610061007100710081010
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Ideal
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:18 AM
SUNSET
08:21 PM
15H 3M OF DAYLIGHT
MOON PHASE
Waning Crescent
6% illuminated

Station Location

42.4069, -71.1339
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #01103025·USGS

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