MEDIAN FLOW RATE · 1 DAY
66.9cfs 60.8% vs avg
Optimal band: 46–62 cfs
PERIOD HIGH
66.9cfs
PERIOD LOW
49.6cfs
RUNNABLE
85%
last 1 day in band
Gauge Height
2.48ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
19.0in
≈ normal
19.04 in of precipitation so far this year — about average for this point in the season (normal 21.39 in).
YTD Total
19.0in
This year so far
Normal to Date
21.4in
30-yr average
Typical Range
16.2–25.6in
10th–90th pct YTD
Departure
-11%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.63" · normal 3.17" (1.9–4.6)
Feb: 1.61" · normal 3.02" (1.8–4.2)
Mar: 3.38" · normal 4.07" (2.0–6.2)
Apr: 2.79" · normal 3.70" (1.9–6.0)
May: 4.26" · normal 3.18" (1.4–4.9)
Jun: 3.17" · normal 3.57" (1.7–5.4)
Jul: 1.22" (so far)· normal 3.28" (1.9–4.7)
Aug: normal 3.43" (1.6–5.3)
Sep: normal 3.53" (1.3–6.4)
Oct: normal 3.96" (1.3–6.8)
Nov: normal 3.40" (1.6–4.9)
Dec: normal 4.11" (2.3–5.8)
Baseline 1991–2020 · Source: Open-Meteo12:13 PM
Your History · SOUHEGAN RIVER AT MERRIMACK, NH
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Weather Conditions
WEATHER CONDITIONS
TODAY
84°
61°
THU
90°
67°
FRI
91°
68°
SAT
84°
61°
SUN
85°
57°
MON
90°
59°
TUE
96°
65°
FISH INDEX
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
38% illuminated
Station Location
42.8576, -71.5062Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 11:30 UTC
Site #01094000·USGS
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