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 04:52 PM.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Thu night. Cool air temperatures (max 15°C on Thu afternoon, min 5°C on Sun morning). Winds decreasing (fresh winds from the SSE on Thu afternoon, light winds from the NW by Sat morning).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 12°C on Tue afternoon, min 5°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Heavy rain (total 41mm), heaviest during Fri morning. Very mild (max 14°C on Fri afternoon, min 7°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Some drizzle, heaviest during Sat afternoon. Very mild (max 15°C on Sat afternoon, min 5°C on Mon morning). Wind will be generally light.

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
7:30PM0.77m
9:24AM0.73m
8:34PM0.66m
10:01AM0.82m
9:49PM0.56m
10:41AM0.93m
11:15PM0.51m
11:25AM1.05m
00:48AM0.50m
12:14PM1.17m
2:15AM0.54m
1:05PM1.28m
3:29AM0.59m
1:56PM1.35m
4:23AM0.64m
2:47PM1.38m
5:08AM0.66m
3:37PM1.37m
5:51AM0.69m
4:27PM1.29m
6:33AM0.71m
5:17PM1.17m
7:13AM0.73m
Low Tide
2:15PM0.43m
2:48AM-0.01m
3:31PM0.35m
3:25AM0.07m
4:43PM0.26m
4:04AM0.17m
5:50PM0.16m
4:44AM0.28m
6:52PM0.07m
5:26AM0.38m
7:51PM-0.01m
8:46PM-0.05m
7:09AM0.54m
9:40PM-0.09m
8:12AM0.56m
10:30PM-0.11m
9:16AM0.55m
11:16PM-0.12m
10:18AM0.52m
00:00AM-0.11m
11:18AM0.48m
00:40AM-0.09m
12:19PM0.43m
Wave
height (m) 
direction
period (s) 
rain showers
rain showers
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
mod rain
mod rain
light rain
heavy rain
rain showers
part cloud
part cloud
cloud
light rain
clear
clear
clear
part cloud
clear
clear
clear
clear
rain shwrs
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
mod rain
mod rain
light rain
heavy rain
rain shwrs
some clouds
some clouds
cloudy
light rain
clear
clear
clear
some clouds
clear
clear
clear
clear
 km/h
25
S
20
SSW
20
S
20
SSW
10
SW
5
NW
15
NNW
10
WNW
10
NNW
5
NNE
5
NNE
5
NNE
5
NE
5
NE
5
ENE
5
NNE
5
NNE
5
NNW
5
SE
5
ENE
10
N
5
NNE
5
NNW
5
NNW
5
S
5
S
0
SSE
5
W
5
WNW
15
NNW
10
N
10
NW
10
NNW
5
N
5
N
5
N
 mm 
1
4
1
9
8
4
13
7
1
max°C
15
12
14
13
10
10
11
8
9
10
8
10
11
9
11
12
9
9
9
8
7
8
9
11
14
14
14
15
13
11
12
10
9
12
10
10
Moonrise
11:23
11:47
12:13
12:43
1:19
2:05
3:02
4:10
5:26
6:42
7:56
Moonset
10:37
11:43
12:50
2:02
3:17
4:35
5:51
7:01
7:59
8:45
9:21
9:51
Sunrise
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
Sunset
4:52
4:52
4:53
4:53
4:54
4:55
4:57
4:58
4:58
4:59
5:00
5:00
Today's sea temperature in Threemile Slough Entrance, San Joaquin River is
11.2° C
(Statistics for 25 Dec 1981-2005 – mean: 12.2 max: 14.9 min: 10.6°C)
Issued (local time): 3 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest