MEDIAN FLOW RATE · 1 YEAR
262cfs
Optimal band: 273–369 cfs
PERIOD HIGH
1,150cfs
PERIOD LOW
215cfs
RUNNABLE
45%
last 1 year in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
5.3in
-35% vs normal
5.29 in of precipitation so far this year, 35% below the 30-year normal of 8.12 in for this point in the season.
YTD Total
5.3in
This year so far
Normal to Date
8.1in
30-yr average
Typical Range
5.0–11.0in
10th–90th pct YTD
Departure
-35%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.37" · normal 0.88" (0.4–1.6)
Feb: 0.70" · normal 0.98" (0.5–1.4)
Mar: 0.79" · normal 1.37" (0.7–2.5)
Apr: 1.23" · normal 1.88" (0.8–3.1)
May: 1.89" · normal 1.95" (0.8–3.4)
Jun: 0.32" (so far)· normal 1.41" (0.6–2.6)
Jul: normal 2.43" (1.0–4.0)
Aug: normal 2.46" (0.8–4.0)
Sep: normal 1.38" (0.6–2.4)
Oct: normal 1.28" (0.3–2.2)
Nov: normal 1.02" (0.4–1.8)
Dec: normal 0.89" (0.3–1.3)
Baseline 1991–2020 · Source: Open-Meteo09:52 AM
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Weather Conditions
WEATHER CONDITIONS
TODAY
91°
55°
WED
88°
59°
THU
86°
54°
FRI
87°
52°
SAT
90°
52°
SUN
88°
53°
MON
87°
51°
FISH INDEX
Temperature
Ideal
Wind
Light
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
05:40 AM
SUNSET
08:31 PM
14H 51M OF DAYLIGHT9H 14M REMAINING
MOON PHASE
First Quarter
59% illuminated
Station Location
38.5028, -105.9398Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-06-23 11:17 UTC
Site #ARKWELCO·CO DWR
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