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 — and sunset is at 04:52 PM.

Days 1–4 Weather Summary

Heavy rain (total 23mm), heaviest during Sun afternoon. Cool air temperatures (max 16°C on Sat night, min 12°C on Mon afternoon). Winds decreasing (strong winds from the S on Sun morning, calm by Mon night).

Days 5–7 Weather Summary

Heavy rain (total 95mm), heaviest during Tue night. Cool air temperatures (max 15°C on Wed afternoon, min 11°C on Tue night). Winds increasing (calm on Tue night, near gales from the S by Wed night).

Days 8–10 Weather Summary

Heavy rain (total 26mm), heaviest during Fri night. Very mild (max 14°C on Fri afternoon, min 10°C on Sat afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Very mild (max 14°C on Mon afternoon, min 8°C on Wed night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
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
7:36AM2.15m
9:55PM1.44m
8:24AM2.25m
10:58PM1.56m
9:14AM2.30m
Low Tide
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
2:58PM-0.11m
2:11AM0.88m
3:49PM-0.30m
3:12AM0.96m
Wave
height (m) 
direction
period (s) 
light rain
cloud
light rain
light rain
light rain
light rain
light rain
mod rain
cloud
heavy rain
rain showers
part cloud
light rain
heavy rain
light rain
light rain
mod rain
light rain
cloud
heavy rain
mod rain
mod rain
light rain
part cloud
light rain
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
light rain
part cloud
rain showers
part cloud
light rain
cloudy
light rain
light rain
light rain
light rain
light rain
mod rain
cloudy
heavy rain
rain shwrs
some clouds
light rain
heavy rain
light rain
light rain
mod rain
light rain
cloudy
heavy rain
mod rain
mod rain
light rain
some clouds
light rain
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
light rain
some clouds
rain shwrs
some clouds
 km/h
5
S
20
S
30
S
35
S
10
SW
5
W
10
WNW
0
NNW
20
SSE
40
S
10
W
15
S
30
SSE
50
S
40
SSW
30
S
25
SSW
20
SSW
10
SSE
5
NE
10
NE
20
NE
20
NE
5
ENE
5
W
5
S
5
SSE
5
WSW
5
SE
5
SSE
10
SSW
10
SSW
15
WSW
15
W
15
NW
15
NE
 mm 
1
1
5
4
4
2
6
16
46
1
20
2
3
6
1
11
6
6
2
1
1
1
max°C
15
16
16
15
14
13
12
15
16
14
13
14
15
15
13
13
13
14
14
13
12
10
11
13
12
12
13
14
13
13
13
14
12
12
11
9
Moonrise
8:59
9:36
10:08
10:36
11:02
11:26
11:50
12:16
12:46
1:23
2:09
Moonset
5:21
6:22
7:26
8:31
9:35
10:40
11:46
12:53
2:04
3:19
4:37
5:53
Sunrise
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
7:24
7:24
Sunset
4:52
4:53
4:53
4:54
4:54
4:55
4:57
4:57
4:58
4:59
4:59
5:00
Today's sea temperature in South San Francisco is
11.7° C
(Statistics for 20 Dec 1981-2005 – mean: 12.4 max: 14.8 min: 10.7°C)
Issued (local time): 3 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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