Waterlands
Merced R A Happy Isles Bridge nr Yosemite Ca River
USGS · 11264500
MERCED R A HAPPY ISLES BRIDGE NR YOSEMITE CA RIVER
USGS · 11264500LIVE

MERCED R A HAPPY ISLES BRIDGE NR YOSEMITE CA

MARIPOSA COUNTY, CA37.7313°N, -119.5590°W Updated 1 hr ago
FLOW RATE
149cfs
GAUGE HT
2.23ft
WATER TEMP
14°F
AIR TEMP
60°F
WIND
4mph SSW
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
149cfs 81.6% vs avg
Optimal band: 127–171 cfs
PERIOD HIGH
154cfs
PERIOD LOW
149cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

2.23ft

Water Temperature

14.0°F
Precipitation History
Your History · MERCED R A HAPPY ISLES BRIDGE NR YOSEMITE CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
77°
58°
FRI
81°
60°
SAT
87°
61°
SUN
89°
64°
MON
89°
65°
TUE
92°
65°
WED
94°
67°
TIME
THU
11
NOW
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
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
TEMP
hourly forecast
75°
mild
75°
76°
76°
77°
77°
77°
77°
76°
74°
70°
67°
65°
64°
63°
63°
63°
63°
62°
61°
60°
63°
69°
72°
75°
77°
78°
80°
80°
81°
81°
81°
79°
77°
73°
68°
66°
64°
63°
63°
62°
62°
62°
61°
61°
67°
75°
78°
81°
84°
85°
86°
87°
87°
86°
85°
83°
80°
69°
66°
65°
65°
65°
65°
65°
64°
64°
64°
64°
69°
78°
80°
83°
86°
88°
89°
89°
89°
88°
86°
84°
81°
70°
67°
66°
66°
66°
66°
66°
66°
66°
65°
65°
70°
79°
82°
84°
86°
87°
88°
89°
89°
88°
86°
81°
75°
70°
68°
67°
67°
67°
67°
67°
WIND
mph · gust · dir
11mph W
G 15 mph
11
G15
W
13
G19
W
13
G19
W
12
G17
W
12
G16
W
12
G16
W
11
G15
W
10
G14
W
8
G13
W
5
G11
W
2
G9
SW
4
SE
3
SSE
3
S
5
SSW
4
S
5
SSW
3
S
3
SSW
3
SSW
3
SSW
1
W
4
G5
W
8
G11
W
11
G15
W
12
G16
W
13
G18
W
12
G17
W
11
G16
W
11
G14
W
10
G15
W
10
G14
W
8
G13
W
5
G13
W
3
G7
SE
6
ESE
7
ESE
7
E
8
E
7
E
8
E
8
ENE
8
ENE
7
ENE
5
ENE
3
W
6
W
8
W
10
WSW
10
WSW
11
WSW
11
WSW
10
WSW
10
WSW
9
WSW
7
WSW
6
WSW
1
WSW
7
E
8
E
8
E
8
E
8
E
8
E
8
E
8
E
8
E
8
ENE
6
ENE
2
WNW
5
W
7
WSW
8
WSW
10
WSW
11
WSW
11
WSW
11
WSW
10
WSW
9
WSW
8
WSW
5
W
1
G2
WNW
7
E
8
ENE
8
E
8
E
8
E
8
E
8
E
8
E
8
E
8
ENE
6
ENE
1
G2
W
5
WSW
8
WSW
9
WSW
10
WSW
10
WSW
11
WSW
10
WSW
10
WSW
9
WSW
7
W
4
W
1
G2
NW
3
ENE
5
E
8
E
8
E
8
E
8
E
PRECIP
chance %
0%
0%
1%
1%
1%
4%
4%
3%
3%
3%
2%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
1%
1%
1%
2%
2%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
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%
1%
1%
1%
1%
1%
1%
5%
5%
5%
5%
5%
5%
4%
4%
4%
4%
4%
4%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
0%
0%
0%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
100%
100%
100%
16%
13%
52%
9%
2%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
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%
6%
0%
5%
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%
PRESSURE
hPa · trend
877
877879876876881881877877880878877876879876875876880877877
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Ideal
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:40 AM
SUNSET
08:23 PM
14H 43M OF DAYLIGHT9H 40M REMAINING
MOON PHASE
Waning Gibbous
94% illuminated

Station Location

37.7313, -119.5590
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 10:43 UTC
Site #11264500·USGS

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