Waterlands
Beers Sister Reservoir Outlet River
CO DWR · BEROUTCO
BEERS SISTER RESERVOIR OUTLET RIVER
CO DWR · BEROUTCOLIVE

Beers Sister Reservoir Outlet

JEFFERSON COUNTY, CO39.6157°N, -105.1218°W
AIR TEMP
70°F
WIND
8mph NNW
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
cfs
No flow data available
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

8.2in

-33% vs normal

8.16 in of precipitation so far this year, 33% below the 30-year normal of 12.23 in for this point in the season.

YTD Total

8.2in

This year so far

Normal to Date

12.2in

30-yr average

Typical Range

9.1–15.0in

10th–90th pct YTD

Departure

-33%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.91" · normal 0.89" (0.4–1.5)
Jan
Feb: 0.13" · normal 0.95" (0.3–1.7)
Feb
Mar: 1.26" · normal 2.00" (1.2–3.1)
Mar
Apr: 1.81" · normal 3.00" (1.4–4.5)
Apr
May: 3.59" · normal 3.45" (2.0–5.3)
May
Jun: 0.47" (so far)· normal 2.22" (1.0–4.0)
Jun
Jul: normal 2.11" (0.6–3.5)
Jul
Aug: normal 1.84" (0.7–3.2)
Aug
Sep: normal 1.49" (0.4–2.9)
Sep
Oct: normal 1.70" (0.5–3.1)
Oct
Nov: normal 1.21" (0.5–2.2)
Nov
Dec: normal 0.88" (0.3–1.3)
Dec
Baseline 19912020 · Source: Open-Meteo05:25 AM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
84°
57°
WED
91°
63°
THU
79°
58°
FRI
90°
64°
SAT
96°
67°
SUN
96°
66°
MON
93°
68°
TIME
WED
5
NOW
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SAT
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
TEMP
hourly forecast
65°
mild
65°
64°
65°
68°
72°
78°
83°
87°
90°
89°
91°
91°
90°
85°
84°
81°
72°
66°
63°
61°
61°
61°
61°
59°
58°
58°
58°
60°
60°
62°
64°
66°
61°
65°
68°
73°
74°
78°
79°
76°
74°
73°
70°
69°
69°
67°
67°
65°
65°
64°
67°
71°
76°
81°
84°
88°
89°
90°
89°
77°
80°
83°
82°
76°
76°
75°
73°
71°
70°
69°
69°
68°
68°
67°
68°
73°
78°
82°
86°
90°
92°
94°
96°
96°
96°
96°
94°
90°
85°
83°
80°
76°
74°
72°
71°
69°
67°
66°
69°
73°
79°
83°
87°
91°
93°
95°
96°
96°
96°
95°
92°
88°
84°
82°
WIND
mph · gust · dir
4mph NNW
G 5 mph
4
G5
NNW
2
G4
NW
3
G4
WNW
5
G11
SE
4
G10
SE
5
G8
ENE
7
G9
NE
7
G12
NE
7
G17
NE
1
G16
SSE
10
G13
S
22
G34
NW
11
G23
NE
8
G12
SE
11
G15
ENE
4
G6
WNW
23
G39
N
8
G9
SSW
15
G24
N
10
G19
N
6
G14
NNW
5
G14
NNW
5
G12
NNE
7
G13
N
6
G8
N
5
G6
NNE
4
G5
NW
4
G5
ESE
4
ESE
5
G6
SSE
2
G4
NNE
4
SSE
14
G20
N
8
G10
NNE
7
G8
NE
6
G8
NE
9
E
6
NE
10
NNE
13
NNW
9
G10
NNW
5
G6
NNW
4
G5
W
3
G7
SW
3
G6
WSW
2
G6
NW
3
G4
WSW
4
G6
WSW
4
G7
SW
2
G7
SW
2
G7
SW
2
G8
S
4
G9
SE
6
ESE
8
G10
E
10
G16
ENE
13
G16
ENE
17
NE
13
G14
ENE
5
G35
ENE
9
G26
E
5
SE
7
G21
S
9
S
5
G15
SW
5
G17
SSW
7
G26
SSW
9
G29
S
7
G14
SW
8
G13
SW
9
G15
SW
10
G17
SW
11
G17
SW
10
G21
SW
9
G26
SW
10
G22
SSW
12
G22
SSW
10
G20
S
7
G25
SE
3
G29
SSE
3
G28
WNW
5
G25
SW
16
G25
SW
14
G22
SW
8
G20
WSW
7
G18
SW
11
G23
WSW
14
G34
SW
16
G42
WSW
16
G39
SW
8
G24
SW
8
G18
SSW
6
G14
SW
5
G15
SW
7
G13
SW
7
G10
SW
7
G13
SW
7
G15
SW
8
G18
SW
7
G20
SSW
7
G16
SSW
5
G16
SSE
6
G19
SE
8
G24
S
10
G26
SSW
13
G28
SSW
15
G28
SSW
15
G26
SW
16
G24
SW
16
G22
WSW
16
G22
WSW
16
G23
WSW
15
G23
WSW
12
G19
WSW
PRECIP
chance %
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
2%
3%
5%
7%
5%
10%
13%
9%
22%
20%
9%
8%
12%
14%
13%
7%
5%
16%
3%
4%
7%
38%
38%
75%
75%
75%
75%
75%
75%
55%
55%
55%
55%
55%
55%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
46%
46%
46%
46%
46%
46%
15%
15%
15%
15%
15%
15%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
CLOUDS
cover %
100%
overcast
100%
50%
34%
6%
8%
1%
0%
0%
0%
100%
100%
100%
100%
96%
100%
100%
100%
100%
69%
100%
100%
100%
100%
100%
100%
100%
100%
78%
100%
100%
100%
43%
91%
86%
35%
51%
70%
89%
100%
100%
44%
100%
5%
100%
100%
100%
6%
13%
14%
0%
0%
0%
0%
0%
58%
6%
100%
100%
100%
100%
11%
8%
100%
49%
0%
0%
5%
44%
100%
100%
8%
10%
100%
100%
100%
100%
85%
9%
48%
6%
0%
7%
0%
0%
0%
0%
7%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
18%
42%
54%
43%
20%
2%
0%
PRESSURE
hPa · trend
830
830830827826826827825825825823818821821821817819817819817
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Warm
Wind
Light
Pressure
Falling — Active
Moon Phase
Good
DAYLIGHT
SUNRISE
05:33 AM
SUNSET
08:31 PM
14H 58M OF DAYLIGHT15H 6M REMAINING
MOON PHASE
First Quarter
67% illuminated

Station Location

39.6157, -105.1218
Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-06-24 05:25 UTC
Site #BEROUTCO·CO DWR

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