MEDIAN FLOW RATE · 7 DAY
1cfs 57.6% vs avg
Optimal band: 1–1 cfs
PERIOD HIGH
2cfs
PERIOD LOW
1cfs
RUNNABLE
75%
last 7 day in band
Gauge Height
3.89ft
Water Temperature
68.4°F
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
22.3in
≈ normal
22.31 in of precipitation so far this year — about average for this point in the season (normal 23.44 in).
YTD Total
22.3in
This year so far
Normal to Date
23.4in
30-yr average
Typical Range
18.7–29.7in
10th–90th pct YTD
Departure
-5%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.78" · normal 3.30" (2.3–4.4)
Feb: 2.05" · normal 2.97" (1.7–4.8)
Mar: 3.35" · normal 4.22" (2.1–6.3)
Apr: 3.27" · normal 3.76" (2.0–6.0)
May: 4.05" · normal 3.58" (2.0–5.6)
Jun: 3.88" · normal 4.15" (2.1–7.7)
Jul: 2.93" (so far)· normal 4.01" (2.0–6.0)
Aug: normal 3.95" (1.7–5.8)
Sep: normal 4.47" (1.8–6.6)
Oct: normal 3.81" (1.9–6.2)
Nov: normal 3.02" (1.4–4.7)
Dec: normal 4.06" (1.9–6.0)
Baseline 1991–2020 · Source: Open-Meteo07:05 UTC
Your History · EB White Clay Creek Trib near London Grove, PA
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Weather Conditions
WEATHER CONDITIONS
TODAY
83°
69°
MON
84°
68°
TUE
86°
62°
WED
94°
69°
THU
87°
72°
FRI
83°
66°
SAT
81°
65°
FISH INDEX
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:45 AM
SUNSET
08:32 PM
14H 47M OF DAYLIGHT
MOON PHASE
Waning Crescent
7% illuminated
Station Location
39.8583, -75.7832Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #01478100·USGS
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