MEDIAN FLOW RATE · 30 DAY
71cfs 31.2% vs avg
Optimal band: 94–126 cfs
PERIOD HIGH
394cfs
PERIOD LOW
71cfs
RUNNABLE
35%
last 30 day in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
39.5in
-29% vs normal
39.52 in of precipitation so far this year, 29% below the 30-year normal of 55.65 in for this point in the season.
YTD Total
39.5in
This year so far
Normal to Date
55.6in
30-yr average
Typical Range
38.5–71.4in
10th–90th pct YTD
Departure
-29%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 6.67" · normal 15.61" (9.0–22.1)
Feb: 7.66" · normal 11.08" (4.8–17.8)
Mar: 12.99" · normal 11.56" (6.4–20.4)
Apr: 5.83" · normal 8.55" (3.5–13.0)
May: 3.18" · normal 5.40" (2.5–7.7)
Jun: 3.18" (so far)· normal 3.88" (2.2–5.4)
Jul: normal 1.10" (0.2–2.2)
Aug: normal 1.52" (0.1–2.8)
Sep: normal 4.19" (0.6–7.2)
Oct: normal 9.59" (3.5–15.2)
Nov: normal 16.12" (7.5–23.3)
Dec: normal 16.59" (10.4–26.1)
Baseline 1991–2020 · Source: Open-Meteo02:26 PM
Your History · CANYON CREEK NEAR AMBOY, WA
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Weather Conditions
WEATHER CONDITIONS
TODAY
71°
56°
FRI
58°
54°
SAT
67°
50°
SUN
56°
45°
MON
56°
52°
TUE
58°
50°
WED
73°
47°
FISH INDEX
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:20 AM
SUNSET
09:04 PM
15H 44M OF DAYLIGHT5H 18M REMAINING
MOON PHASE
Waxing Gibbous
80% illuminated
Station Location
45.9398, -122.3170Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-25 15:46 UTC
Site #14219000·USGS
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