WaterLands
Aberjona River
USGS · 01102500
ABERJONA RIVER
USGS · 01102500LIVE

ABERJONA RIVER AT WINCHESTER, MA

MASSACHUSETTS42.4475°N, -71.1381°W Updated 19 hr ago
FLOW RATE
8cfs
AIR TEMP
90°F
WIND
7mph WSW
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
8cfs 39.7% vs avg
Optimal band: 1418 cfs
PERIOD HIGH
207cfs
PERIOD LOW
1cfs
RUNNABLE
28%
last 1 year in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

15.1in

-17% vs normal

15.09 in of precipitation so far this year, 17% below the 30-year normal of 18.28 in for this point in the season.

YTD Total

15.1in

This year so far

Normal to Date

18.3in

30-yr average

Typical Range

14.3–22.6in

10th–90th pct YTD

Departure

-17%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 3.21" · normal 3.32" (1.8–4.7)
Jan
Feb: 2.14" · normal 3.08" (1.8–4.5)
Feb
Mar: 3.81" · normal 4.29" (2.5–6.4)
Mar
Apr: 2.91" · normal 3.80" (2.1–5.9)
Apr
May: 3.01" · normal 3.10" (1.6–4.6)
May
Jun: 0.00" (so far)· normal 3.48" (1.4–6.1)
Jun
Jul: normal 3.12" (1.7–5.1)
Jul
Aug: normal 3.37" (1.6–5.2)
Aug
Sep: normal 3.50" (1.5–6.8)
Sep
Oct: normal 3.92" (1.3–6.2)
Oct
Nov: normal 3.43" (1.8–5.1)
Nov
Dec: normal 4.21" (2.5–6.1)
Dec
Baseline 19912020 · Source: Open-Meteo03:22 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
90°
63°
SAT
89°
64°
SUN
81°
58°
MON
75°
52°
TUE
85°
55°
WED
86°
62°
THU
86°
63°
TIME
FRI
7
NOW
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
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
TEMP
hourly forecast
80°
mild
80°
78°
76°
73°
72°
70°
69°
68°
67°
66°
64°
65°
71°
75°
81°
87°
88°
89°
89°
88°
89°
87°
80°
77°
76°
75°
74°
71°
69°
69°
68°
67°
66°
66°
65°
66°
68°
70°
75°
79°
79°
75°
79°
80°
81°
76°
77°
75°
71°
68°
64°
58°
60°
60°
58°
56°
53°
52°
52°
53°
57°
61°
64°
68°
70°
72°
74°
75°
75°
75°
74°
72°
68°
63°
62°
61°
59°
57°
56°
56°
56°
55°
55°
57°
62°
68°
72°
76°
79°
82°
84°
85°
85°
85°
85°
83°
78°
72°
70°
67°
66°
65°
64°
63°
63°
62°
62°
63°
68°
73°
78°
82°
85°
86°
86°
85°
WIND
mph · gust · dir
6mph E
G 9 mph
6
G9
E
4
G5
E
3
E
2
G3
ESE
2
G3
SE
2
G4
SE
2
G4
SSE
3
G8
S
2
G8
SW
2
G7
S
2
G3
ESE
2
G4
SE
1
G3
SSE
2
G6
S
3
G5
SE
6
G9
S
8
G13
S
9
G14
SSW
9
G16
SW
11
G17
SW
9
G14
SSW
8
G15
SSE
9
G16
ESE
9
G17
SE
5
G20
S
4
G12
SSE
7
G20
NW
3
G15
WSW
9
G28
SW
3
G10
SSW
5
G13
SSW
7
G17
SW
9
G19
SW
6
G13
SW
7
G14
SW
8
G19
SW
8
G23
WSW
9
G21
WSW
9
G17
WNW
10
G16
WNW
10
G15
WNW
11
G16
NW
11
G17
NW
10
G17
NW
14
G20
WNW
13
G22
WNW
14
G21
NW
13
G21
NNW
12
G23
NNW
11
G20
NNW
8
G26
NNE
9
G28
NE
10
G15
NNE
9
G13
N
9
G23
NNW
7
G19
NNW
6
G19
NW
6
G17
NNW
6
G19
NNW
6
G18
NNW
8
G15
N
10
G12
N
12
G15
N
12
G13
NNE
11
G12
NNE
11
NNE
9
G10
NE
8
G11
NE
7
G12
ENE
7
G14
E
7
G14
ESE
6
G12
ESE
6
G11
SE
4
SSE
4
S
4
SSW
4
SSW
4
G5
SW
4
G5
SW
4
G6
W
4
G5
NW
4
NW
4
G5
NNW
4
G7
NNW
4
G7
NNW
4
G7
NW
4
G8
NW
4
G8
WNW
3
G7
W
3
G8
WSW
3
G9
W
4
G8
NW
4
G9
NW
3
G8
NNW
3
G8
NNE
4
G5
E
6
G10
ESE
6
G13
SSE
6
G12
S
5
G9
SSW
5
G9
SW
5
WSW
5
WNW
4
NW
5
NW
4
NNW
4
NNW
4
NW
3
G4
NW
3
G4
NNW
1
G3
N
2
ESE
4
ESE
7
ESE
9
ESE
11
ESE
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
2%
3%
3%
3%
3%
2%
3%
4%
5%
7%
6%
7%
10%
10%
13%
9%
16%
29%
22%
12%
12%
23%
23%
23%
23%
23%
23%
20%
20%
20%
20%
20%
20%
72%
72%
72%
72%
72%
72%
26%
26%
26%
26%
26%
26%
5%
5%
5%
5%
5%
5%
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%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
97%
94%
81%
66%
100%
100%
100%
100%
100%
100%
100%
100%
98%
100%
100%
65%
100%
100%
54%
55%
100%
100%
100%
100%
100%
100%
8%
13%
0%
24%
3%
4%
0%
0%
0%
78%
5%
100%
36%
100%
19%
81%
100%
77%
100%
100%
100%
100%
0%
0%
0%
0%
0%
0%
5%
0%
0%
0%
6%
10%
9%
14%
100%
100%
100%
16%
8%
0%
0%
24%
5%
100%
87%
79%
100%
11%
100%
100%
100%
48%
100%
100%
100%
96%
85%
100%
100%
100%
86%
15%
71%
12%
28%
29%
7%
6%
5%
6%
7%
7%
8%
7%
11%
51%
41%
21%
8%
11%
22%
28%
PRESSURE
hPa · trend
1011
10111011101110091006100410041004100810141017101810171019101910161014101410141013
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:08 AM
SUNSET
08:17 PM
15H 9M OF DAYLIGHT1H 6M REMAINING
MOON PHASE
Waning Gibbous
71% illuminated

Station Location

42.4475, -71.1381
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-05 19:11 UTC
Site #01102500·USGS

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