Waterlands
Merrimack River
USGS · 01088400
MERRIMACK RIVER
USGS · 01088400LIVE

Merrimack River @ Concord, NH

CONCORD, NH43.2089°N, -71.5308°W
AIR TEMP
79°F
WIND
6mph WNW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
—cfs
No flow data available
Precipitation History
Your History · Merrimack River @ Concord, NH

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Weather Conditions
WEATHER CONDITIONS
TODAY
95°
74°
FRI
93°
74°
SAT
85°
65°
SUN
85°
57°
MON
79°
59°
TUE
67°
58°
WED
63°
58°
TIME
THU
12
NOW
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
5
am
6
am
TEMP
hourly forecast
91°
mild
91°
92°
94°
95°
95°
95°
94°
93°
87°
84°
82°
80°
79°
78°
78°
77°
76°
74°
74°
79°
82°
85°
87°
89°
90°
92°
93°
93°
93°
93°
92°
91°
88°
85°
82°
80°
79°
77°
78°
78°
76°
74°
73°
76°
79°
81°
80°
79°
75°
71°
78°
84°
85°
81°
79°
79°
73°
69°
66°
65°
64°
62°
61°
59°
58°
57°
59°
63°
69°
74°
78°
81°
83°
84°
84°
85°
85°
84°
81°
77°
72°
69°
66°
64°
63°
62°
61°
60°
59°
59°
60°
64°
68°
72°
75°
76°
79°
79°
78°
77°
78°
77°
75°
72°
69°
68°
68°
67°
67°
66°
65°
64°
64°
63°
63°
WIND
mph · gust · dir
8mph WNW
G 14 mph
8
G14
WNW
8
G19
W
8
G17
WSW
11
G20
W
10
G20
W
9
G21
W
9
G20
WSW
5
G13
WSW
7
G16
WSW
4
G10
WSW
2
G9
WSW
3
G7
SSW
2
G9
SSW
4
G5
SE
4
G5
ESE
5
ENE
2
G3
ESE
2
G4
E
3
SE
3
G11
WSW
5
G16
WNW
7
G15
WNW
8
G16
WNW
9
G17
W
11
G17
W
12
G18
W
12
G21
W
13
G20
W
12
G22
W
11
G20
WNW
8
G19
WNW
7
G14
WNW
3
G9
W
5
G15
SW
5
G12
WNW
3
G6
SSW
2
G9
SE
5
G13
W
7
G12
W
8
G9
W
7
WNW
5
G11
W
4
G15
W
4
G18
W
6
G15
WNW
6
G12
W
6
G12
WNW
6
G14
WNW
9
G13
NW
5
G13
NW
8
G14
WNW
9
G17
WNW
13
G20
NNW
11
G15
NW
11
G14
NW
12
G20
NNW
8
G18
NNW
6
G23
NNW
5
G21
NW
4
G20
WNW
4
G12
WNW
4
NW
4
NW
4
NW
4
G8
NNW
4
NNW
4
G6
NW
4
G9
NW
4
G10
NW
5
G8
NW
5
G6
NNW
5
NNW
5
NNW
5
NNW
4
G5
NW
4
G6
NW
4
G5
NW
5
NNW
3
G7
NNW
2
NNW
1
G2
NNE
2
G7
ESE
3
SSE
3
S
1
G2
WNW
2
G3
NW
3
NW
3
NW
3
N
2
N
3
N
3
NNE
2
G4
NE
1
G5
ENE
1
G7
SSE
1
G8
SSE
3
G9
S
5
G9
S
6
G9
S
4
G9
SSE
6
G9
SE
7
G10
ESE
7
G15
ESE
7
E
6
ESE
5
SSE
4
SSE
4
SSE
4
S
4
S
1
G2
SSW
0
G2
E
2
NE
3
NE
3
ENE
PRECIP
chance %
2%
2%
1%
1%
1%
5%
2%
2%
2%
2%
1%
2%
1%
2%
2%
3%
2%
2%
2%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
3%
3%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
12%
12%
12%
12%
12%
12%
25%
25%
25%
25%
25%
25%
7%
7%
7%
7%
7%
7%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
7%
7%
7%
7%
7%
7%
14%
14%
14%
14%
14%
14%
15%
15%
15%
15%
15%
15%
29%
29%
29%
29%
29%
29%
31%
31%
31%
31%
31%
31%
31%
31%
31%
31%
CLOUDS
cover %
0%
clear
0%
0%
6%
10%
0%
0%
6%
0%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
81%
11%
0%
0%
0%
0%
3%
4%
100%
98%
100%
100%
68%
84%
86%
75%
100%
20%
7%
38%
96%
100%
100%
100%
100%
100%
100%
98%
25%
100%
100%
0%
6%
93%
0%
0%
6%
6%
6%
69%
11%
7%
7%
5%
17%
11%
11%
74%
84%
100%
100%
100%
100%
100%
100%
100%
100%
100%
19%
8%
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%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
1005
10051004100410051004100310031002100210001004100610081008101210141014101310141014
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:10 AM
SUNSET
08:29 PM
15H 19M OF DAYLIGHT8H 24M REMAINING
MOON PHASE
Waning Gibbous
93% illuminated

Station Location

43.2089, -71.5308
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 12:05 UTC
Site #01088400·USGS

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