MEDIAN FLOW RATE · 7 DAY
4,203cfs 66.6% vs avg
Optimal band: 5,597–7,573 cfs
PERIOD HIGH
7,589cfs
PERIOD LOW
4,203cfs
RUNNABLE
50%
last 7 day in band
Precipitation History
Your History · MERRIMACK R NR GOFFS FALLS, BELOW MANCHESTER, NH
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Weather Conditions
WEATHER CONDITIONS
TODAY
97°
73°
FRI
96°
76°
SAT
86°
67°
SUN
86°
60°
MON
80°
61°
TUE
67°
58°
WED
65°
58°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:11 AM
SUNSET
08:28 PM
15H 17M OF DAYLIGHT8H 36M REMAINING
MOON PHASE
Waning Gibbous
93% illuminated
Station Location
42.9481, -71.4634Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 11:52 UTC
Site #01092000·USGS
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