South San Francisco Sea Conditions and Tide Table

South San Francisco 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 07:18 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Heavy rain (total 53mm), heaviest during Sat night. Cool air temperatures (max 16°C on Fri morning, min 11°C on Thu morning). Winds increasing (calm on Thu morning, fresh winds from the SSW by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 51mm), heaviest during Mon afternoon. Cool air temperatures (max 16°C on Tue morning, min 10°C on Mon afternoon). Winds increasing (calm on Sun night, strong winds from the S by Tue afternoon).

Days 7–9 Weather Summary

Heavy rain (total 64mm), heaviest during Wed night. Very mild (max 14°C on Wed morning, min 9°C on Fri night). Winds decreasing (near gales from the SSE on Wed afternoon, calm by Fri afternoon).

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Tue morning. Very mild (max 12°C on Sat afternoon, min 7°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the SSE by Tue morning).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
PM
night
Wave Height Map
High Tide
10:03AM2.01m
00:43AM1.55m
10:38AM2.02m
1:20AM1.56m
11:14AM2.01m
1:55AM1.56m
11:51AM1.99m
2:30AM1.56m
12:29PM1.95m
3:04AM1.57m
1:10PM1.88m
3:39AM1.60m
1:54PM1.77m
4:15AM1.65m
2:47PM1.63m
4:51AM1.72m
3:53PM1.48m
5:28AM1.81m
5:20PM1.34m
6:08AM1.92m
7:03PM1.29m
8:38PM1.34m
Low Tide
5:27PM-0.15m
5:02AM1.05m
6:01PM-0.18m
5:39AM1.06m
6:35PM-0.20m
6:15AM1.06m
7:09PM-0.21m
7:44PM-0.20m
7:36AM1.02m
8:21PM-0.17m
8:27AM0.98m
8:59PM-0.09m
9:29AM0.91m
9:40PM0.03m
10:41AM0.79m
10:24PM0.20m
11:55AM0.60m
11:14PM0.39m
1:03PM0.37m
00:10AM0.59m
2:03PM0.12m
1:10AM0.76m
Wave
height (m) 
direction
period (s) 
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
heavy rain
heavy rain
light rain
cloud
cloud
cloud
heavy rain
heavy rain
light rain
mod rain
rain showers
clear
cloud
heavy rain
rain showers
clear
mod rain
mod rain
rain showers
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
light rain
clear
some clouds
some clouds
cloudy
light rain
light rain
light rain
heavy rain
heavy rain
light rain
cloudy
cloudy
cloudy
heavy rain
heavy rain
light rain
mod rain
rain shwrs
clear
cloudy
heavy rain
rain shwrs
clear
mod rain
mod rain
rain shwrs
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
light rain
 km/h
0
ESE
5
W
5
S
10
S
15
SSW
5
SSW
5
SSW
10
SE
30
SSW
20
SSW
20
SW
5
W
5
ENE
10
NNW
25
SSE
40
SSE
45
S
25
WSW
25
SSE
45
SSE
40
SSW
40
SW
30
SSW
30
SSW
25
SSW
10
WNW
5
SE
5
NE
10
NNW
5
E
5
ENE
5
NNE
5
NE
10
ENE
0
SSE
15
SE
 mm 
4
3
4
17
25
3
17
13
2
6
10
36
11
9
6
2
3
max°C
13
13
14
16
15
14
14
15
15
15
14
12
13
11
15
16
15
15
14
14
14
12
13
12
13
12
11
11
12
10
10
11
10
11
12
12
Moonrise
6:26
7:23
8:14
8:59
9:36
10:08
10:36
11:02
11:26
11:50
12:16
12:46
Moonset
3:36
4:25
5:21
6:22
7:26
8:31
9:35
10:40
11:46
12:53
2:04
Sunrise
7:18
7:20
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:24
7:24
Sunset
4:52
4:52
4:52
4:53
4:53
4:54
4:54
4:55
4:57
4:57
4:58
4:59
Today's sea temperature in South San Francisco is
12.0° C
(Statistics for 18 Dec 1981-2005 – mean: 12.5 max: 14.8 min: 11.1°C)
Issued (local time): 9 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest