Waterlands
Old R nr Delta Mendota Canal Ca
USGS · 11312968
OLD R NR DELTA MENDOTA CANAL CA
USGS · 11312968LIVE

OLD R NR DELTA MENDOTA CANAL CA

SAN JOAQUIN COUNTY, CA37.8105°N, -121.5424°W Updated 6 hr ago
FLOW RATE
-82cfs
AIR TEMP
69°F
WIND
5mph N
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
-82cfs
Optimal band: 147–199 cfs
PERIOD HIGH
284cfs
PERIOD LOW
154cfs
RUNNABLE
86%
last 7 day in band
Precipitation History
Your History · OLD R NR DELTA MENDOTA CANAL CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
90°
56°
SAT
89°
58°
SUN
84°
59°
MON
89°
57°
TUE
91°
55°
WED
100°
57°
THU
102°
64°
TIME
SAT
7
NOW
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
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
TEMP
hourly forecast
61°
mild
61°
65°
70°
75°
80°
83°
87°
88°
89°
87°
86°
83°
79°
74°
71°
69°
67°
65°
65°
63°
61°
60°
60°
59°
61°
65°
68°
71°
72°
73°
74°
72°
78°
80°
82°
84°
81°
76°
70°
67°
65°
63°
61°
60°
59°
58°
57°
57°
59°
64°
69°
74°
79°
84°
88°
89°
89°
87°
84°
79°
75°
68°
64°
61°
59°
58°
57°
57°
56°
55°
55°
55°
58°
64°
69°
75°
80°
86°
89°
91°
91°
89°
86°
83°
79°
72°
67°
65°
64°
62°
61°
60°
60°
59°
58°
57°
61°
67°
73°
79°
85°
90°
94°
98°
100°
98°
95°
90°
83°
78°
74°
71°
WIND
mph · gust · dir
0mph E
G 10 mph
0
G10
E
7
G13
WNW
7
G13
WNW
8
G11
W
9
G11
W
9
G11
W
9
G11
W
11
G13
W
12
G14
W
13
G17
W
12
G16
W
12
G17
W
11
G18
WNW
10
G20
W
6
G17
WNW
5
G15
WNW
6
G15
NW
6
G17
NNW
5
NE
1
G3
ENE
5
G6
NE
4
ENE
3
G5
NE
2
G3
NNE
4
G8
WNW
7
G16
W
9
G16
W
10
G15
W
11
G16
W
8
G17
W
9
G17
WNW
8
G18
WNW
9
G13
WNW
12
G14
W
13
G17
W
15
G17
W
15
G18
W
12
G21
W
12
G20
W
11
G19
W
10
G15
W
8
G13
W
7
G13
W
7
G12
W
7
G11
W
7
G10
W
7
G10
W
7
G9
W
7
G8
W
6
G7
WNW
6
G7
WNW
7
WNW
7
WNW
8
WNW
10
W
14
W
17
W
20
WSW
21
G22
WSW
20
G24
W
19
G23
W
16
G24
W
15
G25
W
14
G22
W
12
G20
WSW
11
G16
W
10
G17
W
9
G15
W
9
G13
W
8
G10
W
8
W
7
G8
W
7
G9
W
7
G8
WNW
8
WNW
8
WNW
8
WNW
9
WNW
12
W
16
W
20
W
22
WSW
23
WSW
22
G24
WSW
18
G25
WSW
16
G26
WSW
15
G24
WSW
14
G22
WSW
12
G19
WSW
10
G15
W
9
G11
W
8
G10
W
8
G9
W
8
W
7
G8
W
7
WNW
6
G7
WNW
6
WNW
7
NW
7
NW
8
NW
9
NW
9
WNW
10
WNW
12
W
17
W
20
WSW
19
WSW
17
G23
WSW
15
G25
WSW
13
G23
WSW
12
G20
WSW
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%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
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%
CLOUDS
cover %
3%
clear
3%
1%
0%
0%
0%
0%
0%
0%
0%
0%
100%
92%
21%
2%
86%
64%
100%
100%
74%
3%
100%
100%
49%
3%
2%
1%
70%
100%
100%
94%
100%
100%
81%
58%
68%
7%
6%
0%
0%
0%
0%
0%
0%
0%
0%
5%
0%
0%
0%
0%
0%
0%
0%
0%
6%
5%
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%
5%
6%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
PRESSURE
hPa · trend
1015
1015101510131014101410141010101210131012101110131014101310121013101510131010
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:49 AM
SUNSET
08:31 PM
14H 42M OF DAYLIGHT13H 32M REMAINING
MOON PHASE
Waning Gibbous
81% illuminated

Station Location

37.8105, -121.5424
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-04 06:59 UTC
Site #11312968·USGS

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