San Francisco Sea Conditions and Tide Table

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 07:20 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Heavy rain (total 51mm), heaviest during Sat night. Cool air temperatures (max 16°C on Fri morning, min 12°C on Sun night). Winds increasing (calm on Sat morning, fresh winds from the S by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 44mm), heaviest during Wed night. Cool air temperatures (max 16°C on Tue morning, min 10°C on Mon night). Winds increasing (calm on Mon morning, gales from the SSE by Wed night).

Days 7–9 Weather Summary

Heavy rain (total 24mm), heaviest during Thu afternoon. Very mild (max 12°C on Thu morning, min 9°C on Sat night). Winds decreasing (fresh winds from the SSW on Thu night, light winds from the E by Sat night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 12°C on Sun afternoon, min 8°C on Sun night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
9:30AM2.48m
11:48PM1.94m
10:08AM2.48m
00:28AM1.94m
10:45AM2.46m
1:08AM1.95m
11:23AM2.41m
1:48AM1.97m
12:03PM2.32m
2:27AM2.00m
12:47PM2.19m
3:03AM2.06m
1:39PM2.03m
3:39AM2.13m
2:45PM1.86m
4:15AM2.22m
4:09PM1.72m
4:54AM2.32m
5:44PM1.67m
5:37AM2.44m
7:13PM1.70m
8:28PM1.80m
Low Tide
4:53PM0.18m
4:17AM1.45m
5:31PM0.17m
4:57AM1.47m
6:09PM0.18m
5:39AM1.48m
6:46PM0.23m
6:26AM1.49m
7:23PM0.30m
7:20AM1.47m
7:59PM0.41m
8:23AM1.41m
8:37PM0.56m
9:33AM1.28m
9:17PM0.72m
10:45AM1.09m
10:02PM0.90m
11:52AM0.84m
10:54PM1.08m
12:53PM0.57m
11:53PM1.23m
1:49PM0.30m
00:54AM1.32m
Wave
height (m) 
direction
period (s) 
1.2
W
10
1.4
W
11
1.6
W
11
1.4
WNW
12
1.3
W
12
1.4
W
11
1.7
W
11
1.6
W
11
1.4
W
10
1.2
W
10
1.2
WNW
10
1.3
WNW
10
1.5
W
12
2
W
12
3
S
8
2.5
SSW
9
2.1
SW
8
3.5
S
8
3
SW
10
3.5
WSW
10
3.5
WSW
11
3.5
W
13
3
W
14
2.5
W
13
2.3
W
12
2.2
W
12
2.1
WNW
12
1.7
WNW
11
1.4
WNW
10
1.2
W
9
0.9
W
8
0.8
W
7
0.7
W
15
1
W
12
1.3
W
11
1.4
W
11
cloud
light rain
rain showers
cloud
cloud
heavy rain
heavy rain
mod rain
mod rain
cloud
light rain
heavy rain
cloud
cloud
heavy rain
part cloud
rain showers
rain showers
light rain
light rain
thunderstorm
light rain
light rain
rain showers
clear
rain showers
part cloud
cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloudy
light rain
rain shwrs
cloudy
cloudy
heavy rain
heavy rain
mod rain
mod rain
cloudy
light rain
heavy rain
cloudy
cloudy
heavy rain
some clouds
rain shwrs
rain shwrs
light rain
light rain
risk tstorm
light rain
light rain
rain shwrs
clear
rain shwrs
some clouds
cloudy
some clouds
clear
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
 km/h
15
S
20
SSW
10
SSW
5
SW
0
SW
30
SSW
30
SSW
15
WSW
5
W
0
SSW
5
WNW
10
NNE
15
SSE
30
SSE
40
SSE
25
WSW
20
SSE
60
SSE
35
SSW
35
SW
40
SSW
20
SSW
25
SSW
20
S
10
S
20
S
10
ESE
15
ENE
10
NE
10
NE
15
NE
10
NNE
10
ENE
10
NE
10
NE
10
NE
 mm 
4
4
16
11
10
6
1
15
12
1
15
4
4
6
1
2
5
2
max°C
16
15
14
15
15
15
15
14
12
12
13
11
16
16
16
13
14
14
12
11
11
12
11
11
12
12
11
10
12
10
9
11
9
9
10
10
Moonrise
7:23
8:14
8:59
9:37
10:09
10:37
11:02
11:26
11:50
12:17
12:47
1:23
Moonset
4:26
5:22
6:23
7:27
8:31
9:36
10:41
11:46
12:54
2:05
3:20
Sunrise
7:20
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
Sunset
4:52
4:53
4:53
4:54
4:54
4:55
4:55
4:57
4:58
4:58
4:59
5:00
Today's sea temperature in San Francisco is
12.0° C
(Statistics for 19 Dec 1981-2005 – mean: 12.5 max: 14.8 min: 11.0°C)
Issued (local time): 9 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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