MEDIAN FLOW RATE · 1 YEAR
46cfs 37.3% vs avg
Optimal band: 69–93 cfs
PERIOD HIGH
838cfs
PERIOD LOW
46cfs
RUNNABLE
34%
last 1 year in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
18.4in
-17% vs normal
18.36 in of precipitation so far this year, 17% below the 30-year normal of 22.03 in for this point in the season.
YTD Total
18.4in
This year so far
Normal to Date
22.0in
30-yr average
Typical Range
17.3–29.0in
10th–90th pct YTD
Departure
-17%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.79" · normal 3.23" (2.1–4.4)
Feb: 1.80" · normal 2.83" (1.7–4.8)
Mar: 3.17" · normal 4.03" (1.8–6.0)
Apr: 2.13" · normal 3.65" (1.9–5.8)
May: 4.29" · normal 3.69" (2.0–5.8)
Jun: 3.88" · normal 4.10" (2.0–7.4)
Jul: 0.30" (so far)· normal 4.50" (2.2–6.4)
Aug: normal 3.91" (1.9–5.9)
Sep: normal 4.66" (1.5–7.6)
Oct: normal 3.86" (1.7–5.8)
Nov: normal 3.03" (1.4–4.6)
Dec: normal 3.81" (1.7–6.0)
Baseline 1991–2020 · Source: Open-Meteo06:35 AM
Your History · Muddy Creek at Castle Fin, PA
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Weather Conditions
WEATHER CONDITIONS
TODAY
102°
78°
SUN
93°
68°
MON
85°
68°
TUE
79°
69°
WED
82°
66°
THU
89°
66°
FRI
83°
69°
FISH INDEX
Temperature
Too Hot
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:42 AM
SUNSET
08:36 PM
14H 54M OF DAYLIGHT14H 0M REMAINING
MOON PHASE
Waning Gibbous
81% illuminated
Station Location
39.7726, -76.3158Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-04 06:36 UTC
Site #01577500·USGS
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