MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
6.2in
≈ normal
6.19 in of precipitation so far this year — about average for this point in the season (normal 5.44 in).
YTD Total
6.2in
This year so far
Normal to Date
5.4in
30-yr average
Typical Range
3.5–7.7in
10th–90th pct YTD
Departure
+14%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.81" · normal 1.34" (0.6–2.0)
Feb: 2.30" · normal 1.01" (0.3–1.9)
Mar: 0.99" · normal 1.00" (0.5–1.6)
Apr: 1.37" · normal 0.75" (0.3–1.4)
May: 0.39" · normal 0.84" (0.3–1.4)
Jun: 0.34" (so far)· normal 0.55" (0.2–1.3)
Jul: normal 0.16" (0.0–0.4)
Aug: normal 0.19" (0.0–0.6)
Sep: normal 0.33" (0.0–0.9)
Oct: normal 0.91" (0.3–1.4)
Nov: normal 1.25" (0.5–2.0)
Dec: normal 1.44" (0.6–2.2)
Baseline 1991–2020 · Source: Open-Meteo02:25 PM
Your History · COLUMBIA RIVER AT MCNARY DAM,NEAR UMATILLA, OR
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Weather Conditions
WEATHER CONDITIONS
TODAY
78°
59°
SAT
72°
56°
SUN
79°
54°
MON
77°
56°
TUE
81°
52°
WED
79°
53°
THU
85°
52°
FISH INDEX
Temperature
Ideal
Wind
Moderate
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:08 AM
SUNSET
08:51 PM
15H 43M OF DAYLIGHT6H 25M REMAINING
MOON PHASE
Waxing Gibbous
87% illuminated
Station Location
45.9327, -119.2966Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-26 14:26 UTC
Site #14019200·USGS
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