Waterlands
Big Rock C nr Valyermo Ca River
USGS · 10263500
BIG ROCK C NR VALYERMO CA RIVER
USGS · 10263500LIVE

BIG ROCK C NR VALYERMO CA

LOS ANGELES COUNTY, CA34.4208°N, -117.8395°W Updated 34 min ago
FLOW RATE
11.2cfs
GAUGE HT
2.26ft
AIR TEMP
71°F
WIND
3mph NNW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
11.2cfs 4.2% vs avg
Optimal band: 10–13 cfs
PERIOD HIGH
12.1cfs
PERIOD LOW
9.77cfs
RUNNABLE
82%
last 1 day in band

Gauge Height

2.26ft
Precipitation History
Your History · BIG ROCK C NR VALYERMO CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
88°
71°
MON
91°
71°
TUE
90°
69°
WED
93°
71°
THU
96°
71°
FRI
90°
68°
SAT
89°
66°
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
TEMP
hourly forecast
79°
mild
79°
83°
86°
85°
83°
86°
84°
87°
88°
87°
86°
82°
79°
77°
76°
76°
75°
74°
74°
74°
73°
73°
76°
82°
85°
86°
89°
88°
91°
91°
89°
89°
77°
79°
81°
77°
74°
72°
71°
69°
69°
69°
69°
72°
72°
70°
76°
80°
83°
86°
88°
90°
88°
88°
88°
86°
86°
86°
83°
79°
78°
77°
74°
73°
73°
72°
73°
73°
71°
71°
78°
83°
86°
89°
91°
93°
93°
90°
89°
90°
90°
89°
89°
80°
75°
74°
75°
75°
75°
76°
72°
71°
71°
72°
80°
86°
89°
93°
95°
95°
96°
96°
95°
94°
92°
87°
80°
76°
74°
74°
74°
74°
WIND
mph · gust · dir
1mph E
G 6 mph
1
G6
E
3
G7
N
1
G6
WNW
3
G6
ENE
5
G12
W
8
G9
NNE
3
G10
NE
10
G12
NW
2
G6
NW
9
G10
SSW
5
E
5
ESE
4
E
2
ENE
5
ESE
4
ESE
5
E
5
SSE
7
E
5
SSE
5
SW
4
SE
4
SSE
5
ENE
7
G8
NE
8
G11
NNE
7
G13
N
2
G9
WNW
12
G13
SSW
3
G6
SSE
9
N
10
NW
12
G15
NNE
6
G8
NE
1
G2
SW
3
G4
N
3
G5
SSW
3
G5
SSW
4
G6
SSW
3
G5
S
2
G5
S
3
G5
SSW
1
G5
SSW
1
G5
WNW
1
G4
E
3
SE
2
G3
NNE
3
NNE
4
NE
3
G5
N
5
G6
NNW
6
G8
NNW
5
G8
N
1
G5
NNE
2
G3
SSE
3
G4
S
3
G4
SSW
4
G6
SW
5
SW
5
SW
3
G5
WSW
2
G5
NW
3
G6
NW
3
G6
NNW
3
G8
NNW
3
G6
NNW
6
G8
NNW
6
G8
NNW
4
G7
N
4
G6
N
5
N
6
NNE
5
NNE
5
G6
NNE
6
G8
N
5
G9
N
4
G11
NW
3
G9
WSW
5
W
5
G8
WSW
2
G11
SW
1
G11
ENE
4
G5
SW
5
SW
3
G5
SSW
2
G6
SW
2
G7
WNW
3
G6
NW
3
G7
NW
6
G9
NW
3
G7
WNW
1
G6
ESE
1
G5
E
2
G3
NE
2
ENE
3
E
2
G4
E
2
G7
SE
4
G11
SSE
7
G14
SSE
9
G11
S
11
S
13
S
14
S
13
SSW
12
G13
S
11
G13
S
9
G13
S
8
G11
SSE
6
G9
S
5
G8
S
5
G7
SSE
PRECIP
chance %
0%
0%
1%
1%
3%
3%
2%
3%
4%
7%
6%
7%
5%
4%
3%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
3%
3%
4%
4%
28%
28%
28%
28%
28%
4%
4%
4%
4%
4%
4%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
10%
10%
10%
10%
10%
10%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
23%
23%
23%
23%
23%
23%
12%
12%
12%
12%
12%
12%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
36%
36%
36%
36%
36%
36%
8%
8%
8%
8%
8%
8%
8%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
88%
66%
2%
1%
50%
46%
10%
2%
1%
0%
5%
3%
3%
0%
0%
0%
0%
100%
84%
94%
24%
100%
93%
100%
62%
96%
80%
69%
3%
6%
15%
36%
12%
10%
21%
21%
94%
100%
100%
100%
88%
27%
66%
54%
68%
46%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
96%
42%
23%
100%
19%
100%
6%
0%
0%
0%
0%
0%
0%
22%
76%
100%
100%
100%
100%
100%
26%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
5%
0%
0%
19%
45%
64%
67%
63%
62%
70%
PRESSURE
hPa · trend
881
881882880879883884880877881878877876879875873874878875873
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:48 AM
SUNSET
08:05 PM
14H 17M OF DAYLIGHT
MOON PHASE
Waning Crescent
7% illuminated

Station Location

34.4208, -117.8395
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 08:15 UTC
Site #10263500·USGS

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