Waterlands
Beaver Brook
USGS · 01104501
BEAVER BROOK
USGS · 01104501LIVE

BEAVER BROOK, LINDEN STREET, AT WALTHAM, MA

WALTHAM, MA42.3787°N, -71.2224°W Updated 13 min ago
FLOW RATE
4.72cfs
GAUGE HT
2.09ft
AIR TEMP
64°F
WIND
3mph W
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
4.72cfs
Optimal band: 57 cfs
PERIOD HIGH
16.5cfs
PERIOD LOW
4.72cfs
RUNNABLE
37%
last 1 day in band

Gauge Height

2.09ft
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

17.2in

-16% vs normal

17.19 in of precipitation so far this year, 16% below the 30-year normal of 20.43 in for this point in the season.

YTD Total

17.2in

This year so far

Normal to Date

20.4in

30-yr average

Typical Range

15.1–25.6in

10th–90th pct YTD

Departure

-16%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 3.25" · normal 3.32" (1.8–4.7)
Jan
Feb: 2.26" · normal 3.07" (1.8–4.5)
Feb
Mar: 4.17" · normal 4.27" (2.5–6.4)
Mar
Apr: 2.58" · normal 3.78" (2.1–6.0)
Apr
May: 2.83" · normal 3.08" (1.6–4.5)
May
Jun: 2.10" (so far)· normal 3.53" (1.4–6.5)
Jun
Jul: normal 3.12" (1.7–4.9)
Jul
Aug: normal 3.42" (1.6–5.2)
Aug
Sep: normal 3.50" (1.6–6.7)
Sep
Oct: normal 3.94" (1.3–6.9)
Oct
Nov: normal 3.44" (1.8–5.1)
Nov
Dec: normal 4.20" (2.4–6.1)
Dec
Baseline 19912020 · Source: Open-Meteo02:53 AM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
82°
59°
THU
86°
60°
FRI
76°
61°
SAT
80°
61°
SUN
81°
59°
MON
90°
62°
TUE
92°
66°
TIME
WED
4
NOW
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
8
pm
9
pm
10
pm
11
pm
TEMP
hourly forecast
60°
mild
60°
59°
60°
63°
67°
70°
73°
77°
80°
81°
82°
82°
82°
82°
81°
80°
76°
72°
69°
67°
65°
64°
63°
62°
61°
60°
60°
65°
69°
73°
77°
80°
82°
84°
85°
86°
85°
85°
81°
75°
67°
63°
63°
63°
63°
63°
62°
61°
62°
62°
61°
62°
63°
68°
69°
69°
71°
75°
76°
73°
76°
75°
70°
70°
68°
67°
65°
65°
64°
64°
63°
63°
62°
62°
62°
64°
67°
70°
73°
76°
78°
80°
80°
79°
79°
77°
74°
71°
67°
63°
62°
61°
60°
59°
59°
60°
60°
61°
62°
63°
66°
71°
75°
78°
79°
80°
81°
81°
81°
80°
77°
74°
71°
68°
67°
65°
WIND
mph · gust · dir
3mph SW
G 7 mph
3
G7
SW
3
G13
WSW
3
G13
W
5
G16
WNW
6
G14
NW
6
G12
NW
7
G12
NW
8
G12
WNW
9
G15
WNW
11
G15
WNW
11
G15
WNW
12
G16
WNW
11
G15
WNW
10
G14
W
10
G15
W
9
G14
W
7
G11
W
5
G11
W
4
G9
WSW
4
G9
WSW
4
G10
WSW
4
G11
WSW
3
G10
WSW
3
G8
SW
3
G9
SW
3
G8
SSW
3
G7
SW
3
G7
WSW
3
G7
SW
3
G7
SW
5
G9
SW
7
G10
SW
7
G9
WSW
7
G8
WSW
6
G8
WSW
6
G8
SSW
10
G13
S
10
G13
S
11
G16
SW
8
G18
WSW
7
G13
NW
3
G5
WNW
2
G4
SW
1
G2
S
5
G13
SSE
7
G24
S
9
G27
SSW
9
G26
S
10
G26
SSW
8
G24
SSW
7
G20
SW
9
G17
SW
6
G19
SW
8
G18
WSW
6
G15
WSW
5
G11
WSW
6
G10
SW
5
G9
SW
6
G8
SW
7
G11
SW
8
G14
SW
6
G15
SW
7
G17
SW
5
G14
SSW
4
G11
SW
5
G13
SSW
5
G14
SW
5
G12
SW
4
G9
WSW
4
G7
SW
4
G6
WSW
3
G4
WSW
3
WSW
2
G3
WNW
3
G4
NNW
5
G11
N
5
G7
NNE
5
G9
ENE
5
G7
E
6
G8
E
7
G8
ENE
8
E
9
E
9
E
9
E
9
E
9
E
7
G9
E
6
G10
E
4
G9
ENE
3
G7
ENE
3
G5
ENE
3
NE
3
G4
N
3
G5
NNE
2
G4
N
2
G3
NNE
2
G3
NNE
2
N
2
G3
N
3
G4
NNE
4
G5
NNE
4
G5
NNE
4
G6
NE
5
G6
ENE
7
ENE
9
ENE
9
ENE
8
E
8
E
6
ESE
5
SE
4
G6
SSE
4
G8
S
5
G12
SSW
5
G14
SW
PRECIP
chance %
1%
1%
1%
0%
0%
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%
2%
2%
2%
2%
2%
2%
15%
15%
15%
15%
15%
15%
65%
65%
65%
65%
65%
65%
30%
30%
30%
30%
30%
30%
23%
23%
23%
23%
23%
23%
10%
10%
10%
10%
10%
10%
17%
17%
17%
17%
17%
17%
32%
32%
32%
32%
32%
32%
17%
17%
17%
17%
17%
17%
14%
14%
14%
14%
14%
14%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
17%
17%
17%
17%
17%
17%
2%
2%
2%
CLOUDS
cover %
0%
clear
0%
9%
30%
80%
0%
0%
0%
0%
23%
14%
16%
16%
23%
35%
12%
2%
0%
0%
75%
7%
3%
34%
8%
100%
100%
100%
100%
100%
100%
12%
0%
0%
100%
100%
100%
100%
100%
100%
72%
61%
85%
100%
100%
100%
100%
100%
100%
100%
100%
100%
64%
100%
100%
61%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
7%
35%
34%
14%
5%
11%
7%
7%
5%
5%
6%
7%
19%
32%
44%
65%
100%
100%
100%
100%
78%
11%
0%
0%
31%
25%
74%
63%
36%
16%
8%
6%
9%
20%
36%
52%
PRESSURE
hPa · trend
1009
10091010101110131014101610151017101410151013101410131013101210141015101610161018
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:09 AM
SUNSET
08:25 PM
15H 16M OF DAYLIGHT16H 12M REMAINING
MOON PHASE
First Quarter
66% illuminated

Station Location

42.3787, -71.2224
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-24 04:13 UTC
Site #01104501·USGS

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