MEDIAN FLOW RATE · 30 DAY
227cfs 27.9% vs avg
Optimal band: 86–116 cfs
PERIOD HIGH
240cfs
PERIOD LOW
51cfs
RUNNABLE
29%
last 30 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
19.5in
≈ normal
19.54 in of precipitation so far this year — about average for this point in the season (normal 22.7 in).
YTD Total
19.5in
This year so far
Normal to Date
22.7in
30-yr average
Typical Range
17.3–27.8in
10th–90th pct YTD
Departure
-14%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.33" · normal 3.14" (1.5–4.8)
Feb: 1.49" · normal 2.80" (1.4–4.9)
Mar: 3.39" · normal 3.85" (1.9–5.3)
Apr: 3.13" · normal 3.80" (2.4–5.8)
May: 4.69" · normal 4.15" (1.6–6.9)
Jun: 2.72" · normal 3.95" (1.9–6.4)
Jul: 1.78" (so far)· normal 3.39" (2.1–5.2)
Aug: normal 2.57" (1.4–3.9)
Sep: normal 4.13" (1.2–9.0)
Oct: normal 3.30" (1.4–5.5)
Nov: normal 3.03" (1.4–4.9)
Dec: normal 3.20" (1.8–4.8)
Baseline 1991–2020 · Source: Open-Meteo04:39 PM
Your History · WILLS CREEK NEAR CUMBERLAND, MD
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Station Location
39.6696, -78.7880Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC
Site #01601500·USGS
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