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

ALEWIFE BROOK NEAR ARLINGTON, MA

SOMERVILLE, MA42.4069°N, -71.1339°W Updated 1 hr ago
FLOW RATE
14.1cfs
GAUGE HT
1.86ft
AIR TEMP
81°F
WIND
7mph NE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
14.1cfs 21.9% vs avg
Optimal band: 14–19 cfs
PERIOD HIGH
19.9cfs
PERIOD LOW
13.4cfs
RUNNABLE
85%
last 1 day in band

Gauge Height

1.86ft
Precipitation History
Your History · ALEWIFE BROOK NEAR ARLINGTON, MA

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Weather Conditions
WEATHER CONDITIONS
TODAY
83°
63°
MON
88°
62°
TUE
100°
69°
WED
96°
81°
THU
91°
67°
FRI
73°
60°
SAT
84°
56°
TIME
SUN
3
NOW
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
5
am
6
am
7
am
8
am
9
am
TEMP
hourly forecast
82°
mild
82°
81°
80°
78°
77°
75°
72°
70°
68°
67°
66°
65°
64°
63°
62°
63°
69°
74°
78°
82°
84°
86°
87°
88°
88°
88°
88°
86°
84°
81°
75°
73°
70°
71°
70°
70°
71°
71°
70°
69°
73°
78°
83°
88°
91°
93°
96°
98°
98°
100°
100°
100°
97°
93°
90°
88°
87°
87°
86°
85°
84°
83°
82°
81°
82°
85°
88°
91°
92°
94°
96°
95°
95°
94°
94°
92°
90°
87°
85°
82°
82°
80°
79°
78°
77°
75°
73°
72°
75°
79°
82°
86°
89°
91°
84°
88°
81°
88°
86°
73°
75°
75°
70°
68°
67°
65°
65°
63°
61°
60°
60°
61°
63°
66°
68°
WIND
mph · gust · dir
11mph E
G 14 mph
11
G14
E
10
G13
E
9
G12
E
9
G12
E
8
G12
E
7
G13
ESE
5
G13
ESE
3
G8
ESE
3
G10
SE
4
G12
SSW
5
G12
SW
4
G11
SSW
3
G11
SW
3
G11
S
3
G11
SSW
3
G11
SSW
7
G18
SW
8
G18
SW
8
G15
SW
9
G14
SSW
10
G14
SSW
11
G14
SSW
11
G15
SSW
13
G18
SSW
14
G20
SSW
14
G20
SSW
15
G21
SSW
15
G23
SSW
14
G24
SSW
13
G26
SSW
11
G28
SSW
12
G31
SSW
13
G32
SSW
12
G28
SSW
11
G26
SSW
9
G24
SW
9
G23
SW
8
G22
SW
9
G20
SW
8
G19
SW
9
G24
WSW
10
G22
WSW
11
G20
WSW
12
G19
WSW
12
G18
W
14
G20
W
14
G21
WSW
15
G22
W
15
G23
W
15
G24
W
15
G24
W
13
G24
W
12
G26
W
11
G28
W
11
G28
W
11
G28
W
12
G28
W
13
G31
W
12
G32
W
12
G30
WNW
12
G24
WNW
10
G21
WNW
8
G22
W
9
G24
WSW
10
G26
W
12
G21
WNW
12
G20
WNW
10
G17
NW
11
G19
NW
11
G24
NW
12
G27
NW
14
G27
NW
15
G31
NW
13
G28
NW
14
G27
NW
13
G26
WNW
10
G20
WNW
8
G19
WNW
7
G19
W
8
G24
W
8
G23
W
9
G25
W
8
G22
W
8
G26
W
9
G24
W
8
G26
W
7
G19
W
7
G14
WSW
8
G16
W
8
G14
W
8
G12
W
8
G13
W
11
G17
WSW
13
G22
W
11
G18
WSW
15
G20
SW
14
G20
SW
14
G16
SW
13
G19
NNW
4
G8
NNW
3
NNE
2
G5
SE
1
G5
NNE
5
G19
NW
6
G9
NNW
4
NW
4
G5
NW
4
G5
WNW
4
G7
WNW
4
G11
WNW
5
G15
NW
7
G16
NW
9
G17
NW
10
G17
NW
10
G16
NW
PRECIP
chance %
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%
2%
2%
3%
3%
3%
4%
4%
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%
0%
2%
2%
2%
2%
2%
2%
5%
5%
5%
5%
5%
5%
10%
10%
10%
10%
10%
10%
5%
5%
5%
5%
5%
5%
1%
1%
1%
1%
1%
1%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
1%
CLOUDS
cover %
2%
clear
2%
6%
2%
2%
0%
0%
0%
0%
0%
0%
2%
71%
100%
8%
0%
0%
0%
1%
0%
0%
5%
18%
25%
19%
38%
15%
4%
100%
100%
69%
63%
11%
2%
48%
6%
100%
100%
100%
100%
30%
82%
66%
100%
77%
100%
100%
100%
5%
7%
60%
0%
6%
12%
100%
46%
100%
17%
0%
0%
5%
0%
100%
0%
0%
32%
0%
0%
0%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
14%
6%
53%
0%
0%
0%
16%
100%
6%
100%
5%
0%
100%
100%
100%
7%
0%
0%
0%
55%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
1020
10201021102110211018101710161014100810061006100710061006100610061004100710091011
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:18 AM
SUNSET
08:21 PM
15H 3M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

42.4069, -71.1339
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 13:45 UTC
Site #01103025·USGS

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