WaterLands
Alameda C Bl Calaveras C nr Sunol Ca River
USGS · 11173510
ALAMEDA C BL CALAVERAS C NR SUNOL CA RIVER
USGS · 11173510LIVE

ALAMEDA C BL CALAVERAS C NR SUNOL CA

ALAMEDA COUNTY, CA37.5035°N, -121.8247°W Updated 22 min ago
FLOW RATE
12.5cfs
GAUGE HT
4.72ft
WATER TEMP
13°F
AIR TEMP
69°F
WIND
2mph ENE
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
12.5cfs 8.5% vs avg
Optimal band: 1114 cfs
PERIOD HIGH
12.5cfs
PERIOD LOW
12.5cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

4.72ft

Water Temperature

13.4°F
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

13.3in

≈ normal

13.32 in of precipitation so far this year — about average for this point in the season (normal 13.07 in).

YTD Total

13.3in

This year so far

Normal to Date

13.1in

30-yr average

Typical Range

5.8–21.8in

10th–90th pct YTD

Departure

+2%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.91" · normal 3.73" (0.8–7.6)
Jan
Feb: 4.90" · normal 3.80" (0.4–7.6)
Feb
Mar: 0.42" · normal 3.09" (0.5–6.4)
Mar
Apr: 4.50" · normal 1.57" (0.3–3.0)
Apr
May: 0.59" · normal 0.80" (0.1–1.5)
May
Jun: 0.00" (so far)· normal 0.18" (0.0–0.4)
Jun
Jul: normal 0.08" (0.0–0.1)
Jul
Aug: normal 0.10" (0.0–0.2)
Aug
Sep: normal 0.11" (0.0–0.3)
Sep
Oct: normal 0.91" (0.0–2.4)
Oct
Nov: normal 1.80" (0.4–3.7)
Nov
Dec: normal 3.29" (0.3–6.3)
Dec
Baseline 19912020 · Source: Open-Meteo03:22 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
88°
61°
SAT
74°
56°
SUN
80°
46°
MON
71°
50°
TUE
73°
51°
WED
82°
46°
THU
94°
57°
TIME
FRI
3
NOW
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
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
TEMP
hourly forecast
88°
mild
88°
86°
84°
81°
80°
77°
71°
68°
67°
66°
64°
62°
60°
59°
58°
57°
60°
63°
64°
67°
70°
72°
73°
74°
73°
70°
68°
66°
64°
62°
59°
58°
56°
55°
54°
54°
52°
49°
48°
46°
51°
57°
64°
69°
73°
76°
78°
80°
79°
78°
75°
70°
66°
61°
57°
55°
54°
53°
52°
51°
51°
50°
50°
50°
53°
57°
61°
65°
64°
62°
67°
69°
71°
69°
66°
64°
62°
61°
61°
60°
60°
60°
60°
60°
61°
61°
60°
60°
60°
60°
61°
62°
63°
65°
71°
73°
72°
71°
69°
66°
62°
58°
53°
52°
51°
50°
49°
48°
47°
46°
46°
49°
54°
WIND
mph · gust · dir
10mph NW
G 12 mph
10
G12
NW
11
G13
WNW
12
G14
WNW
12
G15
WNW
11
G13
W
7
W
5
G7
SSE
5
G6
SSW
6
G8
WSW
7
G9
W
6
G9
W
7
G8
W
7
G9
WSW
7
G8
WSW
7
G9
WSW
7
G9
WSW
7
G8
WSW
9
G10
WSW
10
G11
WSW
9
G10
SW
9
G11
WSW
12
G14
WSW
12
G15
WSW
13
G15
W
14
G17
W
15
G19
W
15
G19
W
15
G19
W
14
G17
W
11
G14
WSW
7
G11
WSW
8
G11
WSW
7
G8
SW
6
G7
SW
5
SW
5
SW
4
S
3
SSE
5
S
5
SE
2
SSE
2
G5
NW
2
G5
NNW
4
G5
NNW
5
G6
NW
6
NW
7
WNW
8
W
8
W
8
WNW
7
G9
WNW
7
G10
WNW
6
G9
W
5
G7
WSW
4
SSW
4
SSW
5
SSW
5
S
5
S
5
G6
SSW
5
S
5
S
5
S
5
S
5
S
5
G6
SSW
4
G8
SW
4
G10
WSW
5
G10
W
4
G7
W
6
G10
W
6
G10
WNW
7
G11
WNW
6
G11
WNW
7
G10
WNW
5
G8
WNW
3
G7
WNW
2
G4
WSW
2
G3
W
2
G4
WSW
2
G4
SSW
2
G4
SW
2
G4
SSW
2
G4
SW
2
G4
SW
3
WSW
2
G3
SW
3
G4
W
2
G3
WSW
3
G4
WSW
3
G4
W
5
WNW
4
G5
WNW
5
W
7
W
11
WNW
11
WNW
10
WNW
8
G10
W
9
G11
W
8
G11
WSW
6
G9
SW
5
G6
SSW
6
S
6
S
6
S
6
S
5
S
5
SSE
4
SE
4
SE
2
G3
E
2
G5
NNE
PRECIP
chance %
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%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
4%
4%
4%
4%
4%
4%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
19%
100%
100%
100%
99%
11%
0%
0%
0%
0%
0%
0%
0%
29%
91%
100%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
43%
11%
18%
100%
100%
100%
10%
53%
57%
89%
100%
17%
91%
100%
100%
100%
100%
77%
100%
100%
100%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
57%
35%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
993
993992993994995994994995993995995996996997995995995996995
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:46 AM
SUNSET
08:25 PM
14H 39M OF DAYLIGHT5H 3M REMAINING
MOON PHASE
Waning Gibbous
73% illuminated

Station Location

37.5035, -121.8247
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-05 15:22 UTC
Site #11173510·USGS

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