Threemile Slough Entrance, San Joaquin River Sea Conditions and Tide Table

Threemile Slough Entrance, San Joaquin River Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 04:45 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Thu afternoon, min 9°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Fri afternoon, min 10°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 19°C on Tue morning, min 13°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Very mild (max 17°C on Thu afternoon, min 10°C on Sun morning). Wind will be generally light.

Tue
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sun
21
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
7:16PM0.97m
9:29AM0.67m
8:14PM0.80m
10:11AM0.70m
9:16PM0.64m
10:52AM0.75m
10:26PM0.52m
11:32AM0.81m
11:47PM0.45m
12:11PM0.89m
1:17AM0.45m
12:49PM0.97m
2:39AM0.49m
1:27PM1.05m
3:36AM0.54m
2:05PM1.11m
4:18AM0.59m
2:42PM1.16m
4:57AM0.62m
3:18PM1.19m
5:36AM0.65m
3:55PM1.18m
6:16AM0.65m
Low Tide
1:27PM0.49m
2:42AM-0.05m
2:43PM0.44m
3:27AM-0.00m
4:04PM0.37m
4:10AM0.06m
5:20PM0.27m
4:50AM0.13m
6:26PM0.19m
5:31AM0.21m
7:21PM0.12m
8:10PM0.07m
8:55PM0.04m
7:33AM0.46m
9:37PM0.02m
8:18AM0.52m
10:18PM0.00m
9:03AM0.55m
10:58PM-0.02m
9:48AM0.57m
11:38PM-0.04m
10:33AM0.57m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
part cloud
cloud
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
cloudy
some clouds
cloudy
light rain
 km/h
0
NW
5
SE
5
E
0
NE
0
NNE
5
NNE
5
N
5
E
5
NE
5
NE
0
ENE
5
NNE
5
NE
5
N
5
N
5
N
5
N
5
NNE
0
NE
0
NE
5
SSW
10
W
10
WSW
15
WSW
15
W
10
SW
5
WSW
0
S
5
S
5
SSE
5
SE
5
S
5
SSW
10
WSW
10
SW
5
WNW
 mm 
2
1
max°C
11
11
15
16
13
17
18
15
17
18
14
16
18
14
16
16
14
15
16
15
19
19
17
18
18
14
16
17
15
16
15
15
17
17
13
12
Moonrise
10:17
11:22
12:24
1:24
2:23
3:23
4:24
5:25
6:25
7:21
8:13
8:57
Moonset
11:52
12:15
12:37
12:58
1:21
1:46
2:16
2:50
3:32
4:21
5:17
Sunrise
7:11
7:11
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:18
7:18
7:18
Sunset
4:45
4:46
4:46
4:46
4:46
4:46
4:47
4:47
4:47
4:49
4:49
4:50
Today's sea temperature in Threemile Slough Entrance, San Joaquin River is
11.9° C
(Statistics for 09 Dec 1981-2005 – mean: 12.7 max: 15.5 min: 11.3°C)
Issued (local time): 3 pm Tuesday 09 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest