Waterlands
Alameda C Bl Welch C nr Sunol Ca River
USGS · 11173575
ALAMEDA C BL WELCH C NR SUNOL CA RIVER
USGS · 11173575LIVE

ALAMEDA C BL WELCH C NR SUNOL CA

ALAMEDA COUNTY, CA37.5405°N, -121.8563°W Updated 20 hr ago
FLOW RATE
8cfs
GAUGE HT
11.41ft
WATER TEMP
65°F
AIR TEMP
85°F
WIND
13mph W
FISH INDEX
50SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
8cfs 15.1% vs avg
Optimal band: 7–9 cfs
PERIOD HIGH
9cfs
PERIOD LOW
8cfs
RUNNABLE
100%
last 7 day in band

Gauge Height

11.41ft

Water Temperature

65.3°F
Precipitation History
Your History · ALAMEDA C BL WELCH C NR SUNOL CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
89°
63°
MON
96°
69°
TUE
93°
63°
WED
91°
56°
THU
79°
52°
FRI
90°
51°
SAT
86°
57°
TIME
SUN
8
NOW
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
10
am
11
am
12
pm
TEMP
hourly forecast
77°
mild
77°
74°
72°
71°
71°
70°
70°
70°
70°
69°
69°
71°
76°
81°
84°
89°
90°
94°
96°
95°
92°
91°
86°
82°
79°
76°
74°
76°
73°
73°
72°
71°
70°
70°
69°
71°
75°
78°
83°
87°
91°
93°
93°
91°
88°
86°
85°
80°
73°
68°
65°
63°
61°
60°
59°
59°
58°
57°
56°
60°
66°
71°
77°
82°
87°
91°
91°
90°
86°
83°
80°
76°
69°
63°
60°
58°
57°
55°
55°
54°
53°
52°
52°
55°
60°
65°
69°
73°
77°
79°
79°
77°
74°
71°
69°
67°
62°
56°
55°
53°
53°
52°
51°
51°
51°
51°
54°
57°
62°
68°
74°
80°
84°
WIND
mph · gust · dir
9mph WSW
G 11 mph
9
G11
WSW
7
G10
WSW
9
G11
WSW
8
G10
WSW
8
G9
WSW
9
WSW
9
G10
W
7
W
6
W
7
W
9
W
7
G8
W
7
G8
W
9
W
11
G12
W
12
G14
W
13
G14
W
13
G15
W
13
G16
W
14
G17
W
16
G20
W
15
G19
W
13
G16
W
9
G10
WSW
12
G15
WSW
8
G11
WSW
7
G11
WSW
9
G14
WSW
8
G11
WSW
9
G10
W
8
G10
W
9
G11
W
9
G11
W
10
G13
W
10
G12
W
7
G10
W
10
G11
W
9
G11
WSW
8
G9
W
7
W
6
W
7
G8
W
7
G9
W
7
G10
W
7
G11
WNW
5
G11
W
5
G10
W
5
G9
W
3
G6
WSW
3
SSW
3
SSW
3
S
3
S
3
S
3
S
3
S
3
S
3
SSE
3
S
2
G3
S
3
G4
SW
4
G5
WSW
5
WSW
5
WSW
6
W
6
G7
W
7
G9
W
8
G10
W
7
G11
W
6
G10
W
6
G9
W
6
G9
WSW
4
G7
WSW
4
SW
4
SSW
4
S
4
S
4
S
3
S
4
S
3
SSW
4
S
4
S
3
G5
SSW
4
G6
SW
5
G7
WSW
6
G7
WSW
6
G7
WSW
6
G7
WSW
7
G8
W
8
G9
W
8
G9
WNW
8
G9
WNW
7
G9
WNW
6
G8
W
6
G7
W
4
G6
W
3
WSW
3
WSW
2
G3
SW
2
G3
SSW
2
G3
SSW
3
G4
SSE
4
SSE
4
SSE
4
G5
SSE
4
G5
SSE
4
G5
S
4
G5
SSW
4
G6
SW
5
G7
WSW
6
G8
WSW
7
G9
W
PRECIP
chance %
1%
1%
1%
1%
1%
2%
1%
1%
1%
2%
2%
2%
2%
3%
1%
1%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
3%
2%
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%
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%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
CLOUDS
cover %
72%
mostly
72%
20%
6%
1%
4%
24%
9%
16%
36%
100%
100%
88%
65%
10%
3%
16%
89%
31%
7%
5%
5%
0%
49%
99%
100%
28%
95%
84%
1%
0%
0%
3%
1%
3%
62%
71%
11%
8%
6%
5%
0%
6%
5%
0%
6%
6%
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
35%
5%
5%
4%
3%
2%
1%
0%
0%
PRESSURE
hPa · trend
1001
1001100110021003100210031004100110021002100299999910001000998998998999
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
50
Temperature
Too Hot
Wind
Moderate
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:56 AM
SUNSET
08:29 PM
14H 33M OF DAYLIGHT
MOON PHASE
Waning Crescent
4% illuminated

Station Location

37.5405, -121.8563
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #11173575·USGS

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