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 17 hr ago
FLOW RATE
11cfs
GAUGE HT
2.26ft
AIR TEMP
87°F
WIND
7mph NNE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
11cfs 12.7% vs avg
Optimal band: 11–15 cfs
PERIOD HIGH
21cfs
PERIOD LOW
11cfs
RUNNABLE
71%
last 30 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
92°
73°
MON
87°
70°
TUE
89°
71°
WED
96°
70°
THU
92°
70°
FRI
85°
61°
SAT
92°
60°
TIME
SUN
6
NOW
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
3
am
4
am
5
am
6
am
7
am
8
am
9
am
TEMP
hourly forecast
84°
mild
84°
84°
81°
78°
76°
75°
74°
74°
73°
73°
71°
71°
70°
73°
77°
80°
82°
86°
87°
85°
80°
84°
85°
84°
82°
81°
78°
78°
77°
76°
75°
75°
74°
74°
73°
73°
71°
76°
80°
83°
85°
88°
89°
89°
89°
89°
89°
88°
88°
85°
76°
72°
72°
72°
73°
73°
71°
70°
71°
71°
71°
77°
83°
86°
89°
91°
93°
95°
96°
96°
93°
91°
90°
88°
79°
76°
75°
74°
74°
73°
70°
70°
71°
71°
70°
77°
83°
86°
89°
91°
91°
92°
92°
91°
90°
88°
86°
82°
73°
70°
71°
70°
69°
68°
68°
69°
67°
67°
69°
73°
76°
79°
WIND
mph · gust · dir
11mph WNW
11
WNW
6
G7
WSW
5
G6
WNW
3
G6
SW
4
G8
S
6
G10
SSW
4
G8
SSW
1
N
1
G2
ENE
5
ESE
8
SE
7
SSE
4
SE
5
E
3
G5
ENE
3
G5
NE
3
G8
NNE
3
G8
NNW
10
G12
SSW
8
G11
SSE
12
NE
10
NE
8
G9
NNE
7
G10
N
10
ENE
4
N
7
G8
E
4
G5
SSE
4
WSW
4
G5
SW
5
SSW
5
S
6
SSE
4
G5
SSW
3
G5
WSW
2
G4
SSW
2
G3
WSW
1
G7
NNW
3
G7
NNW
4
G7
NNW
5
G6
NNW
5
NNW
6
NNW
5
NW
2
G6
WNW
3
G6
SSW
5
G6
SW
6
G8
WSW
8
G10
WSW
7
G15
WSW
5
G15
SW
3
G10
SSW
2
G8
SE
1
G7
NNW
4
G9
NW
6
G12
NW
5
G10
NW
3
G10
NNW
4
G9
NNW
4
G9
NNW
4
G7
N
4
G8
N
5
G7
N
5
N
5
N
6
N
6
G7
NNW
4
G10
NW
5
G11
W
7
G10
SW
9
SSW
10
G11
SSW
10
G14
SW
7
G12
SW
5
G15
SW
5
G12
W
4
G12
WNW
3
G9
NW
4
G7
WNW
5
G8
WNW
1
G8
WSW
2
G7
SSW
5
G6
SSE
5
SSE
5
SSE
5
SSE
5
S
4
SSW
5
G6
S
7
S
9
S
10
S
11
S
12
S
12
S
11
S
11
S
11
S
10
G17
S
11
G12
SSE
10
SSE
10
SSE
9
SSE
9
SSE
9
SSE
9
SSE
8
SSE
9
SSE
9
SSE
9
SSE
9
SSE
9
S
PRECIP
chance %
6%
6%
4%
3%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
4%
6%
7%
8%
11%
14%
10%
8%
8%
6%
4%
4%
4%
5%
5%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
23%
23%
23%
23%
23%
23%
3%
3%
3%
3%
3%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
23%
23%
23%
23%
23%
23%
10%
10%
10%
10%
10%
10%
3%
3%
3%
3%
3%
3%
13%
13%
13%
13%
CLOUDS
cover %
79%
mostly
79%
79%
2%
0%
6%
3%
6%
0%
0%
2%
76%
74%
89%
67%
0%
100%
100%
64%
100%
100%
93%
100%
81%
100%
100%
100%
100%
100%
43%
12%
100%
100%
100%
100%
95%
100%
100%
100%
93%
0%
5%
5%
26%
84%
100%
100%
100%
100%
29%
0%
0%
0%
0%
0%
0%
5%
5%
11%
8%
72%
5%
100%
5%
5%
89%
0%
0%
0%
5%
0%
100%
100%
8%
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%
5%
0%
5%
100%
6%
100%
6%
0%
0%
2%
4%
6%
PRESSURE
hPa · trend
881
881879879884882881879881877876876878874874873876874874875
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:48 AM
SUNSET
08:05 PM
14H 17M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

34.4208, -117.8395
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #10263500·USGS

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