MEDIAN FLOW RATE · 7 DAY
337cfs 43.6% vs avg
Optimal band: 234–316 cfs
PERIOD HIGH
337cfs
PERIOD LOW
258cfs
RUNNABLE
86%
last 7 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
16.3in
≈ normal
16.27 in of precipitation so far this year — about average for this point in the season (normal 16.65 in).
YTD Total
16.3in
This year so far
Normal to Date
16.6in
30-yr average
Typical Range
13.1–20.7in
10th–90th pct YTD
Departure
-2%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.21" · normal 1.03" (0.5–1.6)
Feb: 1.41" · normal 1.37" (0.5–2.9)
Mar: 3.96" · normal 2.00" (1.2–3.1)
Apr: 3.19" · normal 3.09" (2.2–4.2)
May: 2.39" · normal 4.09" (2.5–5.9)
Jun: 3.27" · normal 4.13" (2.0–6.4)
Jul: 0.85" (so far)· normal 3.54" (2.0–5.3)
Aug: normal 2.66" (1.6–4.4)
Sep: normal 2.25" (1.0–3.5)
Oct: normal 2.43" (1.4–3.3)
Nov: normal 1.50" (0.8–2.6)
Dec: normal 1.12" (0.5–1.6)
Baseline 1991–2020 · Source: Open-Meteo12:07 AM
Your History · Rock Creek near Red Lodge MT
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Weather Conditions
WEATHER CONDITIONS
TODAY
85°
60°
MON
67°
59°
TUE
82°
58°
WED
83°
59°
THU
82°
59°
FRI
87°
58°
SAT
93°
67°
FISH INDEX
Temperature
Too Hot
Wind
Moderate
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:36 AM
SUNSET
09:06 PM
15H 30M OF DAYLIGHT
MOON PHASE
Last Quarter
65% illuminated
Station Location
45.0861, -109.3292Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC
Site #06209500·USGS
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