MEDIAN FLOW RATE · 1 DAY
47.6cfs 203.2% vs avg
Optimal band: 7–9 cfs
PERIOD HIGH
47.6cfs
PERIOD LOW
2.29cfs
RUNNABLE
17%
last 1 day in band
Gauge Height
1.19ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
20.9in
≈ normal
20.87 in of precipitation so far this year — about average for this point in the season (normal 21.63 in).
YTD Total
20.9in
This year so far
Normal to Date
21.6in
30-yr average
Typical Range
16.4–26.3in
10th–90th pct YTD
Departure
-3%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.20" · normal 3.36" (1.7–5.0)
Feb: 2.37" · normal 3.03" (1.7–4.5)
Mar: 4.75" · normal 4.23" (2.3–6.3)
Apr: 2.34" · normal 3.69" (1.9–5.9)
May: 2.79" · normal 3.04" (1.4–4.6)
Jun: 3.25" · normal 3.61" (1.5–6.2)
Jul: 2.17" (so far)· normal 3.11" (1.6–5.1)
Aug: normal 3.47" (1.4–5.9)
Sep: normal 3.55" (1.6–7.0)
Oct: normal 3.85" (1.3–6.2)
Nov: normal 3.40" (1.8–4.9)
Dec: normal 4.16" (2.3–6.7)
Baseline 1991–2020 · Source: Open-Meteo01:33 AM
Your History · SUDBURY RIVER AT ASHLAND, MA
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Weather Conditions
WEATHER CONDITIONS
TODAY
67°
62°
WED
85°
59°
THU
89°
69°
FRI
89°
67°
SAT
83°
59°
SUN
85°
57°
MON
85°
61°
