Waterlands
Mattawamkeag River
USGS · 01030500
MATTAWAMKEAG RIVER
USGS · 01030500LIVE

Mattawamkeag River near Mattawamkeag, Maine

WINN, ME45.5011°N, -68.3058°W Updated 9 hr ago
FLOW RATE
1,432cfs
AIR TEMP
74°F
WIND
5mph SSW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
1,432cfs 39.8% vs avg
Optimal band: 1,358–1,838 cfs
PERIOD HIGH
2,690cfs
PERIOD LOW
782cfs
RUNNABLE
19%
last 30 day in band
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

19.2in

≈ normal

19.19 in of precipitation so far this year — about average for this point in the season (normal 21.12 in).

YTD Total

19.2in

This year so far

Normal to Date

21.1in

30-yr average

Typical Range

17.5–24.6in

10th–90th pct YTD

Departure

-9%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.33" · normal 3.37" (1.5–5.4)
Jan
Feb: 0.83" · normal 2.93" (1.8–3.8)
Feb
Mar: 2.99" · normal 3.68" (2.1–5.2)
Mar
Apr: 4.74" · normal 3.65" (2.2–6.0)
Apr
May: 3.30" · normal 3.57" (1.9–5.2)
May
Jun: 4.83" · normal 3.69" (2.0–5.8)
Jun
Jul: 0.18" (so far)· normal 3.30" (1.9–5.3)
Jul
Aug: normal 3.22" (1.5–5.6)
Aug
Sep: normal 3.62" (1.5–5.8)
Sep
Oct: normal 4.44" (1.9–6.1)
Oct
Nov: normal 3.80" (2.3–5.5)
Nov
Dec: normal 4.36" (2.5–6.1)
Dec
Baseline 1991–2020 · Source: Open-Meteo07:22 AM
Your History · Mattawamkeag River near Mattawamkeag, Maine

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Weather Conditions
WEATHER CONDITIONS
TODAY
91°
73°
FRI
91°
71°
SAT
85°
63°
SUN
80°
60°
MON
82°
54°
TUE
81°
58°
WED
85°
54°
TIME
THU
10
NOW
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
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
TEMP
hourly forecast
84°
mild
84°
86°
88°
89°
90°
91°
91°
91°
89°
87°
83°
81°
79°
78°
77°
76°
74°
72°
72°
71°
72°
77°
80°
83°
85°
86°
88°
89°
90°
91°
91°
90°
87°
84°
80°
78°
76°
74°
73°
71°
70°
68°
66°
65°
67°
72°
77°
80°
83°
85°
82°
76°
80°
83°
84°
80°
81°
73°
68°
66°
64°
63°
61°
60°
60°
61°
61°
61°
61°
64°
67°
70°
73°
75°
78°
80°
79°
73°
72°
79°
73°
69°
66°
64°
62°
60°
58°
57°
55°
55°
54°
54°
57°
63°
68°
72°
76°
79°
80°
82°
82°
82°
81°
80°
79°
73°
70°
67°
65°
63°
62°
61°
61°
60°
59°
WIND
mph · gust · dir
9mph W
G 14 mph
9
G14
W
8
G12
W
8
G12
W
8
G13
W
8
G13
W
8
G13
W
8
G12
WSW
8
G13
WSW
8
G15
WSW
5
G13
WSW
4
G10
WSW
4
G12
W
5
G14
W
5
G13
W
4
G11
SW
6
G17
WSW
6
G13
WSW
6
G12
SW
4
G10
WSW
3
G10
SW
3
G9
SSW
7
G21
W
9
G19
W
9
G16
W
9
G15
W
9
G15
W
10
G21
W
9
G22
WSW
11
G22
WSW
12
G21
WSW
11
G20
W
11
G20
W
10
G21
W
8
G22
WSW
6
G13
WSW
6
G15
W
5
G15
W
4
G13
WSW
3
G11
W
5
G12
W
4
G9
W
4
G5
W
3
W
3
WSW
3
G10
WSW
6
G17
WNW
7
G13
WNW
8
G12
NW
7
G10
NW
8
G11
WNW
11
G13
NW
10
G19
NW
9
G17
NW
10
G16
WNW
9
G15
WNW
8
G14
NW
6
G15
WNW
10
G21
WNW
7
G21
WNW
5
G15
WNW
4
G7
WNW
6
G14
NW
4
G7
NNW
5
G25
NNW
7
G26
NW
7
G28
NNW
8
G27
NNW
7
G25
NNW
7
G26
NNW
9
G26
NNW
11
G22
N
11
G20
N
11
G19
N
10
G18
N
9
G17
N
9
G16
N
9
G17
NNW
7
G16
NNW
3
G8
NNW
6
G15
N
5
G13
NE
5
G10
NE
4
NE
4
NE
4
NE
3
NE
2
NE
2
NNE
1
NW
1
G2
WNW
2
NNW
3
NNE
3
NNE
2
G3
N
2
G3
WNW
2
G4
NNW
2
G4
NW
2
G4
NNW
1
G3
NNW
1
G3
NW
1
G3
NW
1
G2
WNW
0
G1
S
1
G2
SSW
2
SE
3
SE
4
S
4
G8
S
5
G14
SSW
5
G18
SSW
5
G19
SSW
5
G17
SSW
5
G16
SSW
5
G16
SSW
4
G16
SSW
PRECIP
chance %
2%
2%
2%
2%
2%
10%
13%
9%
5%
5%
5%
10%
10%
5%
5%
5%
4%
4%
3%
2%
1%
1%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
27%
27%
27%
27%
27%
27%
20%
20%
20%
20%
20%
20%
4%
4%
4%
4%
4%
4%
5%
5%
5%
5%
5%
5%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
4%
4%
4%
4%
4%
4%
6%
6%
6%
6%
6%
6%
8%
8%
CLOUDS
cover %
65%
mostly
65%
100%
100%
100%
100%
97%
13%
13%
6%
0%
0%
0%
0%
8%
4%
0%
0%
6%
0%
2%
3%
3%
1%
1%
0%
0%
8%
10%
3%
10%
0%
2%
0%
7%
1%
8%
0%
100%
14%
76%
23%
0%
0%
0%
0%
0%
0%
6%
12%
17%
100%
100%
100%
96%
12%
100%
54%
74%
8%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
37%
73%
100%
100%
0%
45%
100%
10%
100%
100%
100%
6%
0%
5%
0%
0%
0%
5%
5%
12%
80%
82%
77%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
1002
100210001000100010019989999999999991000100310061007101110141014101210131013
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
04:49 AM
SUNSET
08:25 PM
15H 36M OF DAYLIGHT10H 39M REMAINING
MOON PHASE
Waning Gibbous
94% illuminated

Station Location

45.5011, -68.3058
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 09:46 UTC
Site #01030500·USGS

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