MEDIAN FLOW RATE · 7 DAY
348cfs 50.4% vs avg
Optimal band: 308–416 cfs
PERIOD HIGH
369cfs
PERIOD LOW
348cfs
RUNNABLE
100%
last 7 day in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
39.6in
+22% vs normal
39.58 in of precipitation so far this year, 22% above the 30-year normal of 32.47 in for this point in the season.
YTD Total
39.6in
This year so far
Normal to Date
32.5in
30-yr average
Typical Range
0.0–59.2in
10th–90th pct YTD
Departure
+22%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 6.87" · normal 8.23" (0.0–15.9)
Feb: 8.17" · normal 6.89" (0.0–15.6)
Mar: 13.67" · normal 7.18" (0.0–16.1)
Apr: 5.10" · normal 5.32" (0.0–10.7)
May: 2.58" · normal 2.81" (0.0–5.6)
Jun: 3.15" · normal 2.02" (0.0–3.9)
Jul: 0.06" (so far)· normal 0.62" (0.0–1.5)
Aug: normal 0.63" (0.0–1.4)
Sep: normal 1.84" (0.0–4.5)
Oct: normal 5.83" (0.0–12.7)
Nov: normal 8.87" (0.0–16.0)
Dec: normal 9.92" (0.0–17.5)
Baseline 1991–2020 · Source: Open-Meteo09:20 AM
Your History · LEWIS RIVER ABOVE MUDDY RIVER NEAR COUGAR, WA
Track your history
Sign in to track your sessions at LEWIS RIVER ABOVE MUDDY RIVER NEAR COUGAR, WA — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
63°
48°
THU
71°
47°
FRI
78°
50°
SAT
76°
52°
SUN
82°
47°
MON
85°
54°
TUE
78°
49°
FISH INDEX
Temperature
Cool
Wind
Light
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:21 AM
SUNSET
09:02 PM
15H 41M OF DAYLIGHT10H 38M REMAINING
MOON PHASE
Full Moon
98% illuminated
PEAK ACTIVITY
Station Location
46.0604, -121.9845Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-01 10:24 UTC
Site #14216000·USGS
Create a free account to save favorites, set flow alerts, and track conditions