Waterlands
Boulder Creek
USGS · 06730200
BOULDER CREEK
USGS · 06730200LIVE

BOULDER CREEK AT NORTH 75TH ST. NEAR BOULDER, CO

BOULDER COUNTY, CO40.0517°N, -105.1789°W Updated 57 min ago
FLOW RATE
55.4cfs
GAUGE HT
4.88ft
AIR TEMP
81°F
WIND
12mph NW
FISH INDEX
44SCORE / 100
FAIR · 2 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
55.4cfs 79.7% vs avg
Optimal band: 4459 cfs
PERIOD HIGH
55.4cfs
PERIOD LOW
51.6cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

4.88ft
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

7.3in

-45% vs normal

7.31 in of precipitation so far this year, 45% below the 30-year normal of 13.26 in for this point in the season.

YTD Total

7.3in

This year so far

Normal to Date

13.3in

30-yr average

Typical Range

9.1–17.3in

10th–90th pct YTD

Departure

-45%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.60" · normal 0.92" (0.4–1.4)
Jan
Feb: 0.26" · normal 0.99" (0.3–1.5)
Feb
Mar: 1.31" · normal 1.95" (1.1–2.7)
Mar
Apr: 0.96" · normal 2.98" (1.4–4.4)
Apr
May: 3.56" · normal 3.86" (2.2–5.9)
May
Jun: 0.62" (so far)· normal 2.91" (1.3–4.9)
Jun
Jul: normal 2.81" (1.2–4.3)
Jul
Aug: normal 2.73" (1.3–4.1)
Aug
Sep: normal 2.03" (0.5–3.3)
Sep
Oct: normal 1.80" (0.7–3.0)
Oct
Nov: normal 1.24" (0.6–2.3)
Nov
Dec: normal 0.87" (0.3–1.5)
Dec
Baseline 19912020 · Source: Open-Meteo12:12 AM
Your History · BOULDER CREEK AT NORTH 75TH ST. NEAR BOULDER, CO

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Weather Conditions
WEATHER CONDITIONS
TODAY
82°
63°
THU
66°
59°
FRI
89°
53°
SAT
95°
64°
SUN
97°
64°
MON
93°
62°
TUE
92°
60°
TIME
THU
12
NOW
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
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
TEMP
hourly forecast
62°
mild
62°
63°
63°
60°
60°
61°
61°
61°
60°
62°
62°
59°
59°
60°
59°
61°
64°
65°
66°
66°
64°
63°
61°
60°
58°
57°
57°
56°
55°
54°
53°
56°
59°
63°
72°
80°
86°
86°
89°
87°
76°
81°
84°
79°
73°
70°
68°
65°
64°
64°
64°
64°
64°
64°
65°
69°
77°
81°
86°
89°
92°
94°
95°
95°
95°
95°
93°
90°
82°
75°
72°
71°
69°
68°
68°
67°
67°
65°
64°
70°
78°
81°
83°
85°
88°
90°
93°
95°
97°
95°
94°
91°
85°
80°
76°
72°
69°
67°
66°
66°
65°
63°
62°
68°
72°
75°
79°
82°
85°
88°
91°
93°
93°
91°
WIND
mph · gust · dir
4mph ENE
G 18 mph
4
G18
ENE
5
G6
N
5
G6
ENE
6
G8
ESE
3
G4
ESE
4
G6
SW
4
G5
WSW
4
G5
ESE
5
ENE
7
ENE
6
G7
ENE
6
G12
ESE
4
G5
NNW
5
G6
NE
10
G12
NNE
4
G5
N
6
G7
N
1
G2
E
5
SSW
4
G5
S
3
G5
SSE
0
G3
S
9
G18
N
5
G9
WNW
5
G6
SE
5
G9
SSE
2
G4
NNW
6
G7
NNE
1
G3
ESE
3
G4
NW
3
G8
N
3
G5
NW
2
G3
N
1
NNE
2
G7
E
4
G9
E
7
G11
E
17
ESE
21
S
19
SSW
5
G17
SSE
5
G8
ESE
9
E
10
E
4
G8
NE
9
WNW
7
W
7
W
5
W
6
WSW
7
WSW
9
WSW
9
WSW
9
WSW
9
WSW
7
WSW
4
G8
SSW
6
G10
S
7
G22
SSE
8
G21
SW
11
G18
SW
12
G17
SW
14
G20
WSW
17
G22
WSW
18
G22
WSW
19
G24
WSW
20
G25
WSW
14
G25
SW
10
G23
SW
10
G11
WSW
10
W
10
WSW
9
G10
WSW
10
SW
9
SW
10
WSW
10
WSW
9
WSW
10
WSW
7
WSW
1
G3
W
5
G6
ESE
8
E
9
E
10
G11
E
9
G13
E
8
G15
ENE
7
G12
NE
4
G16
NW
7
G15
WNW
13
G21
WSW
20
G27
WSW
22
G35
W
20
G36
W
14
G27
W
11
W
10
W
10
WSW
9
WSW
9
WSW
9
WSW
7
W
6
WNW
3
G5
NW
5
E
6
E
9
E
10
E
10
E
7
G11
E
3
G15
SE
1
G18
SSW
5
G20
NNE
14
G22
NE
PRECIP
chance %
33%
33%
18%
7%
18%
25%
11%
14%
15%
27%
18%
20%
22%
24%
27%
29%
13%
18%
20%
21%
15%
21%
16%
12%
7%
5%
3%
1%
1%
1%
2%
5%
6%
6%
6%
6%
6%
6%
38%
38%
38%
38%
38%
38%
18%
18%
18%
18%
18%
18%
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%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
4%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
95%
100%
100%
100%
100%
100%
100%
100%
100%
97%
58%
44%
16%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
43%
100%
11%
55%
46%
54%
8%
75%
100%
100%
0%
100%
100%
100%
100%
6%
7%
0%
5%
100%
6%
12%
0%
52%
0%
90%
100%
5%
40%
6%
0%
5%
0%
0%
12%
100%
100%
10%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
7%
6%
6%
0%
0%
0%
0%
0%
0%
35%
100%
100%
100%
100%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
26%
58%
PRESSURE
hPa · trend
845
845844845841841836839838837837836832833834834831836839840
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
44
Temperature
Too Hot
Wind
Moderate
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:32 AM
SUNSET
08:33 PM
15H 1M OF DAYLIGHT20H 21M REMAINING
MOON PHASE
Waxing Gibbous
74% illuminated

Station Location

40.0517, -105.1789
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-25 00:12 UTC
Site #06730200·USGS

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