Waterlands
Baseline Reservoir Outlet River
CO DWR · BASOUTCO
BASELINE RESERVOIR OUTLET RIVER
CO DWR · BASOUTCOLIVE

Baseline Reservoir Outlet

BOULDER COUNTY, CO39.9986°N, -105.1979°W Updated 1 d ago
FLOW RATE
0cfs
AIR TEMP
70°F
WIND
2mph NE
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
0cfs
Optimal band: 4–6 cfs
PERIOD HIGH
15cfs
PERIOD LOW
1cfs
RUNNABLE
37%
last 1 year in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

7.9in

-46% vs normal

7.86 in of precipitation so far this year, 46% below the 30-year normal of 14.67 in for this point in the season.

YTD Total

7.9in

This year so far

Normal to Date

14.7in

30-yr average

Typical Range

10.9–18.0in

10th–90th pct YTD

Departure

-46%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.88" · normal 0.94" (0.4–1.7)
Jan
Feb: 0.60" · normal 1.02" (0.3–1.6)
Feb
Mar: 1.60" · normal 1.96" (1.1–3.0)
Mar
Apr: 0.93" · normal 3.02" (1.4–4.4)
Apr
May: 2.97" · normal 3.88" (2.2–5.8)
May
Jun: 0.73" · normal 2.90" (1.2–4.9)
Jun
Jul: 0.15" (so far)· normal 2.78" (1.2–4.3)
Jul
Aug: normal 2.64" (1.2–4.1)
Aug
Sep: normal 2.06" (0.5–3.3)
Sep
Oct: normal 1.82" (0.8–3.0)
Oct
Nov: normal 1.27" (0.7–2.3)
Nov
Dec: normal 0.88" (0.3–1.5)
Dec
Baseline 1991–2020 · Source: Open-Meteo06:40 UTC
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Weather Conditions
WEATHER CONDITIONS
TODAY
96°
63°
MON
98°
63°
TUE
98°
66°
WED
100°
65°
THU
98°
64°
FRI
97°
67°
SAT
99°
67°
TIME
SUN
9
NOW
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
MON
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
TUE
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
WED
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
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
TEMP
hourly forecast
77°
mild
77°
83°
88°
91°
94°
96°
96°
95°
95°
94°
92°
88°
83°
78°
75°
72°
70°
70°
68°
67°
66°
63°
67°
72°
77°
82°
87°
92°
95°
98°
98°
98°
98°
96°
95°
90°
86°
81°
77°
73°
70°
69°
69°
68°
67°
66°
74°
76°
80°
84°
87°
90°
93°
96°
97°
97°
98°
96°
93°
89°
83°
77°
73°
71°
69°
69°
68°
68°
66°
65°
74°
78°
83°
86°
89°
92°
94°
96°
98°
100°
99°
97°
94°
88°
80°
76°
72°
70°
69°
69°
69°
68°
66°
64°
73°
79°
82°
85°
88°
91°
95°
97°
98°
97°
98°
98°
93°
87°
81°
77°
72°
69°
68°
68°
WIND
mph · gust · dir
3mph NNE
G 4 mph
3
G4
NNE
3
NE
5
NE
6
G8
ENE
7
G8
ENE
7
G10
E
12
G13
ENE
16
G19
E
6
G7
E
14
G16
E
14
G18
E
10
G18
ESE
8
G14
ESE
4
G15
S
4
G5
NW
5
WNW
4
W
3
WSW
6
G7
SSW
6
G7
SSW
4
G5
SW
2
G5
NNW
4
G6
WSW
5
G9
NNW
5
N
5
G8
NE
4
G8
E
2
G5
E
7
G13
NE
9
G15
ENE
10
G15
ENE
12
G14
ENE
8
G11
ESE
13
G15
ENE
9
G11
E
8
G14
ESE
11
G20
SE
12
G19
SSE
11
G15
S
6
G9
SW
8
WNW
8
W
6
W
5
W
5
W
4
W
2
N
5
NNE
4
NE
5
ENE
7
E
9
ESE
10
ESE
9
ESE
9
SE
9
SSE
13
SE
19
SE
18
SE
16
G25
SE
13
G21
SSE
9
G14
SSW
7
SW
7
WSW
7
W
7
W
6
W
5
W
4
WSW
3
WSW
2
SW
2
ESE
6
ESE
7
E
7
ESE
8
ESE
9
ESE
7
G8
SE
7
G8
SSE
12
SE
15
SE
17
SE
17
SE
11
G16
SSE
10
G15
S
7
G9
SSW
6
WSW
7
W
8
W
7
W
6
W
6
WSW
4
W
3
WSW
3
WSW
3
E
5
ENE
5
ENE
6
ENE
7
E
7
ESE
9
ESE
9
ESE
6
G9
SE
6
G10
ESE
18
ESE
17
ESE
13
G16
SE
10
G15
SE
7
G13
S
5
G9
SW
7
WSW
8
W
8
W
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
2%
2%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
0%
0%
0%
26%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
15%
75%
63%
71%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
7%
0%
100%
100%
100%
100%
0%
0%
0%
0%
5%
5%
5%
0%
0%
0%
0%
0%
5%
0%
0%
0%
0%
1%
3%
4%
3%
1%
0%
0%
0%
PRESSURE
hPa · trend
844
844847844841844845842842844841841840842839838838840839839
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:42 AM
SUNSET
08:30 PM
14H 48M OF DAYLIGHT
MOON PHASE
Waning Crescent
6% illuminated

Station Location

39.9986, -105.1979
Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-07-11 00:00 UTC
Site #BASOUTCO·CO DWR

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