Waterlands
Boulder Left Hand Ditch River
CO DWR · BLDLHDCO
BOULDER LEFT HAND DITCH RIVER
CO DWR · BLDLHDCOLIVE

Boulder Left Hand Ditch

BOULDER, CO40.0245°N, -105.2454°W Updated 1 d ago
FLOW RATE
10.3cfs
AIR TEMP
84°F
WIND
9mph ENE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
10.3cfs
Optimal band: 9–12 cfs
PERIOD HIGH
10.3cfs
PERIOD LOW
10.3cfs
RUNNABLE
100%
last 1 day in band
Precipitation History
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Weather Conditions
WEATHER CONDITIONS
TODAY
84°
63°
THU
65°
58°
FRI
88°
53°
SAT
96°
60°
SUN
98°
65°
MON
93°
61°
TUE
90°
61°
TIME
WED
11
NOW
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
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
TEMP
hourly forecast
63°
mild
63°
61°
60°
59°
59°
59°
59°
60°
60°
60°
61°
58°
59°
59°
59°
59°
60°
64°
64°
65°
65°
64°
62°
61°
59°
58°
57°
56°
55°
54°
55°
53°
56°
59°
63°
73°
81°
87°
88°
73°
80°
81°
79°
80°
79°
74°
68°
68°
66°
60°
60°
63°
64°
63°
64°
64°
69°
76°
80°
85°
88°
91°
93°
95°
96°
96°
95°
93°
91°
84°
75°
72°
70°
69°
68°
68°
67°
66°
66°
65°
70°
77°
80°
82°
86°
89°
92°
95°
97°
97°
98°
95°
91°
85°
81°
77°
72°
69°
67°
67°
65°
64°
62°
61°
64°
68°
71°
75°
78°
82°
85°
89°
92°
WIND
mph · gust · dir
23mph NNW
G 31 mph
23
G31
NNW
9
G14
NE
7
G14
NNE
1
G7
E
0
G1
W
3
G5
ESE
5
G10
SSE
5
G12
S
3
G8
S
3
G4
N
4
G6
ENE
10
G20
SE
4
G9
E
7
G8
N
6
G7
N
10
G13
N
4
G5
N
5
G6
N
1
ENE
5
SSW
4
G5
SSE
2
G5
SSE
2
SW
6
G17
NNW
3
G8
NW
5
G7
SE
4
G9
SSE
3
G4
NW
4
G6
N
3
SW
3
G5
NW
4
G5
WNW
3
G5
NW
3
N
0
G1
N
2
G7
E
3
G8
NE
8
G12
E
23
SSE
12
G17
S
15
G16
SE
18
SE
6
G8
NE
9
E
9
ESE
6
G8
SE
4
SW
8
W
4
G6
W
2
N
4
WSW
7
WSW
8
WSW
8
WSW
8
WSW
8
WSW
6
WSW
5
G8
SSW
7
G10
SSE
4
G22
S
8
G21
SSW
6
G18
SW
5
G17
SW
11
G20
SW
14
G22
SW
16
G22
SW
19
G24
WSW
20
G25
WSW
17
G25
WSW
13
G23
WSW
10
G11
WSW
9
G10
WSW
8
G9
WSW
9
G10
WSW
9
WSW
8
G9
WSW
7
WSW
9
WSW
9
W
10
W
7
WSW
3
SSE
5
G6
ESE
7
E
8
E
10
G11
E
9
G13
E
10
G15
ENE
3
G12
ENE
3
G16
SSE
10
G15
WSW
23
W
23
G27
W
26
G35
W
23
G36
W
14
G27
W
10
G11
W
11
WSW
10
WSW
10
WSW
9
WSW
7
W
6
WNW
5
NNW
4
G5
N
4
ENE
6
E
8
E
10
E
10
E
6
G11
E
1
G15
NNW
6
G18
W
PRECIP
chance %
19%
19%
34%
22%
5%
8%
18%
19%
22%
8%
8%
8%
22%
24%
25%
23%
26%
16%
19%
21%
23%
18%
19%
15%
10%
5%
7%
3%
2%
2%
5%
5%
5%
7%
7%
7%
7%
7%
7%
43%
43%
43%
43%
43%
43%
17%
17%
17%
17%
17%
17%
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%
3%
3%
3%
CLOUDS
cover %
100%
overcast
100%
61%
100%
100%
100%
100%
100%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
60%
51%
10%
100%
100%
100%
100%
100%
99%
100%
100%
100%
94%
91%
100%
50%
21%
5%
3%
3%
75%
100%
100%
100%
100%
100%
100%
8%
5%
7%
6%
6%
0%
0%
6%
0%
6%
100%
100%
0%
6%
6%
6%
0%
6%
7%
7%
6%
5%
6%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
0%
0%
0%
0%
0%
45%
100%
100%
100%
25%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
19%
45%
67%
82%
93%
94%
PRESSURE
hPa · trend
841
841840840838839832836833833833833829829830831828832834836
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:33 AM
SUNSET
08:33 PM
15H 0M OF DAYLIGHT0H 0M REMAINING
MOON PHASE
Waxing Gibbous
73% illuminated

Station Location

40.0245, -105.2454
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DATA · CO DWR · NOAA · NWSUPDATED 2026-06-24 22:36 UTC
Site #BLDLHDCO·CO DWR

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