MEDIAN FLOW RATE · 1 YEAR
0cfs
Optimal band: 3–5 cfs
PERIOD HIGH
8cfs
PERIOD LOW
2cfs
RUNNABLE
65%
last 1 year in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
9.3in
-21% vs normal
9.35 in of precipitation so far this year, 21% below the 30-year normal of 11.79 in for this point in the season.
YTD Total
9.3in
This year so far
Normal to Date
11.8in
30-yr average
Typical Range
8.9–14.6in
10th–90th pct YTD
Departure
-21%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.91" · normal 0.87" (0.3–1.4)
Feb: 0.24" · normal 0.91" (0.3–1.6)
Mar: 1.37" · normal 1.91" (1.0–2.7)
Apr: 2.73" · normal 2.76" (1.2–4.1)
May: 3.04" · normal 3.22" (1.8–5.2)
Jun: 1.07" · normal 2.05" (0.7–3.1)
Jul: 0.00" (so far)· normal 1.58" (0.6–2.8)
Aug: normal 1.58" (0.5–2.8)
Sep: normal 1.41" (0.3–2.2)
Oct: normal 1.60" (0.5–2.7)
Nov: normal 1.19" (0.5–2.1)
Dec: normal 0.82" (0.3–1.3)
Baseline 1991–2020 · Source: Open-Meteo02:03 AM
Your History · Main Reservoir Outlet To East Reservoir
Track your history
Sign in to track your sessions at Main Reservoir Outlet To East Reservoir — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
89°
54°
THU
93°
59°
FRI
91°
60°
SAT
94°
69°
SUN
93°
66°
MON
92°
66°
TUE
92°
66°
FISH INDEX
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:36 AM
SUNSET
08:32 PM
14H 56M OF DAYLIGHT17H 28M REMAINING
MOON PHASE
Waning Gibbous
95% illuminated
Station Location
39.6940, -105.1137Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-07-02 03:04 UTC
Site #0803405B·CO DWR
Create a free account to save favorites, set flow alerts, and track conditions