Waterlands
Souhegan River
USGS · 01094000
SOUHEGAN RIVER
USGS · 01094000LIVE

SOUHEGAN RIVER AT MERRIMACK, NH

MERRIMACK, NH42.8576°N, -71.5062°W Updated 21 min ago
FLOW RATE
49.6cfs
GAUGE HT
2.36ft
AIR TEMP
64°F
WIND
4mph N
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
49.6cfs 69.8% vs avg
Optimal band: 43–59 cfs
PERIOD HIGH
55cfs
PERIOD LOW
49.6cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

2.36ft
Precipitation History
Your History · SOUHEGAN RIVER AT MERRIMACK, NH

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Weather Conditions
WEATHER CONDITIONS
TODAY
66°
61°
WED
88°
56°
THU
89°
63°
FRI
82°
66°
SAT
85°
60°
SUN
86°
56°
MON
83°
59°
TIME
TUE
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
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
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
TEMP
hourly forecast
65°
mild
65°
65°
65°
66°
65°
64°
63°
64°
63°
63°
64°
64°
64°
62°
61°
60°
59°
58°
57°
57°
56°
56°
61°
67°
72°
77°
80°
84°
85°
87°
88°
88°
87°
87°
86°
82°
78°
76°
74°
71°
68°
66°
65°
64°
63°
64°
68°
73°
79°
82°
85°
87°
89°
86°
87°
89°
83°
81°
76°
73°
72°
71°
69°
69°
69°
69°
68°
68°
67°
67°
71°
75°
79°
82°
75°
75°
73°
70°
69°
73°
72°
73°
76°
71°
69°
67°
66°
65°
64°
63°
62°
60°
60°
60°
63°
67°
72°
76°
78°
81°
82°
84°
85°
84°
84°
81°
75°
69°
66°
64°
62°
60°
60°
59°
58°
WIND
mph · gust · dir
6mph NNE
G 14 mph
6
G14
NNE
7
G14
NNE
8
G15
NNE
9
G16
N
8
G17
N
8
G16
N
7
G17
N
4
G11
N
8
G16
N
7
G17
NNE
6
G19
NE
4
G12
N
3
G11
NNW
4
G8
N
4
G7
NNW
4
G8
N
4
G8
NNW
3
G7
NNW
4
G8
NW
4
G9
WNW
2
G7
WNW
3
G7
W
2
G11
WNW
3
G9
W
4
G14
NW
4
G11
NNW
4
G9
N
5
G9
NNW
6
G11
NNW
6
G9
NW
6
G8
NW
8
G10
WNW
6
G9
WNW
7
G10
WNW
6
G9
WSW
4
G9
WSW
5
G9
SW
6
G12
SW
7
G15
WSW
5
G13
SW
6
G15
SW
6
G20
SW
5
G20
WSW
4
G12
WSW
3
G7
WSW
2
G5
WSW
3
G10
SW
4
G10
WSW
5
G10
WSW
6
G11
WSW
8
G12
WSW
9
G13
WSW
10
G13
WSW
9
G12
WSW
7
G13
W
7
G13
WSW
10
G19
SSW
12
G20
SW
11
G22
WSW
7
G22
SW
7
G24
SSW
6
G23
SW
6
G23
SW
6
G23
SW
7
G22
SW
6
G22
SW
5
G15
SW
4
G15
SW
4
G12
WSW
3
G11
W
3
G13
W
4
G12
W
5
G13
WNW
8
G13
WNW
5
G15
W
6
G16
W
9
G19
WSW
8
G20
WSW
5
G18
WSW
9
G22
W
7
G20
W
5
G17
W
6
G16
NW
4
NW
5
G10
NW
5
G12
NW
5
G13
NW
5
G15
NNW
5
G10
NNW
5
G9
NNW
5
G7
N
5
G11
N
5
G6
NNW
3
NNW
3
G5
N
3
G5
NNW
3
G5
NNW
4
G5
N
4
G6
N
4
G6
NNW
4
G7
NNW
4
G7
NNW
6
G8
N
6
G9
NNW
7
G9
N
8
G11
N
5
G12
NNE
2
N
1
G3
NW
2
G5
SW
3
G6
SW
3
G6
WSW
3
G5
W
3
G5
WNW
3
NW
PRECIP
chance %
40%
40%
35%
35%
36%
35%
39%
56%
58%
52%
40%
48%
50%
45%
31%
34%
29%
25%
15%
11%
11%
12%
7%
2%
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%
1%
1%
1%
1%
1%
1%
8%
8%
8%
8%
8%
8%
18%
18%
18%
18%
18%
18%
4%
4%
4%
4%
4%
4%
14%
14%
14%
14%
14%
14%
56%
56%
56%
56%
56%
56%
7%
7%
7%
7%
7%
7%
6%
6%
6%
6%
6%
6%
3%
3%
3%
3%
3%
3%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
4%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
96%
69%
100%
14%
3%
4%
3%
2%
2%
3%
2%
5%
0%
2%
0%
0%
1%
14%
21%
11%
3%
95%
100%
5%
20%
0%
0%
0%
0%
14%
28%
100%
57%
100%
100%
48%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
99%
76%
100%
100%
100%
100%
100%
12%
87%
100%
59%
100%
100%
72%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
22%
65%
7%
0%
0%
0%
0%
0%
6%
5%
6%
100%
8%
80%
100%
100%
100%
100%
73%
11%
0%
57%
6%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
1013
10131013101110111009100710071005100410011002100010001000100210051008100710091010
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:15 AM
SUNSET
08:26 PM
15H 11M OF DAYLIGHT
MOON PHASE
Last Quarter
50% illuminated

Station Location

42.8576, -71.5062
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-07 08:30 UTC
Site #01094000·USGS

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