Seaplane Harbor, San Francisco Bay Sea Conditions and Tide Table

Seaplane Harbor, San Francisco Bay 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 07:07 AM and sunset is at 05:39 PM.

Days 1–3 Weather Summary

Some drizzle, heaviest during Fri morning. Cool air temperatures (max 12°C on Fri morning, min 7°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 16mm), heaviest on Wed night. Cool air temperatures (max 12°C on Wed night, min 6°C on Mon night). Winds increasing (calm on Wed morning, strong winds from the S by Wed night).

Days 7–9 Weather Summary

Light rain (total 9mm), mostly falling on Thu night. Very mild (max 14°C on Thu morning, min 7°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri afternoon, calm by Sat night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 14°C on Sun afternoon, min 9°C on Sun morning). Wind will be generally light.

Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
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
7:07AM2.33m
10:03PM1.78m
8:11AM2.34m
10:52PM1.87m
9:10AM2.36m
11:33PM1.93m
10:03AM2.36m
00:10AM1.97m
10:51AM2.33m
00:44AM1.98m
11:34AM2.27m
1:14AM1.99m
12:16PM2.18m
1:41AM2.00m
12:56PM2.07m
2:06AM2.01m
1:37PM1.94m
2:29AM2.02m
2:21PM1.80m
2:53AM2.04m
3:12PM1.66m
3:20AM2.05m
4:21PM1.53m
3:55AM2.05m
Low Tide
2:58PM-0.10m
2:25AM1.01m
3:54PM-0.18m
3:31AM0.96m
4:42PM-0.23m
4:26AM0.88m
5:24PM-0.25m
5:14AM0.79m
6:01PM-0.23m
5:58AM0.71m
6:35PM-0.17m
6:40AM0.63m
7:06PM-0.08m
7:21AM0.57m
7:36PM0.05m
8:02AM0.51m
8:04PM0.21m
8:44AM0.46m
8:33PM0.39m
9:30AM0.43m
9:01PM0.57m
10:22AM0.39m
9:30PM0.76m
Wave
height (m) 
direction
period (s) 
1.8
SW
9
1.8
WSW
9
1.8
W
8
1.5
WNW
8
1.3
WNW
7
1.3
W
17
1.3
WSW
16
1.3
WSW
15
1.3
WNW
9
1.2
WNW
9
1.1
W
16
1.4
W
15
1.6
W
14
1.5
W
13
1.2
W
13
0.9
W
16
0.9
W
15
1.8
W
18
1.9
W
16
2
W
16
3
W
15
3.5
W
14
3
W
14
3
W
12
2.2
W
14
1.8
W
14
1.4
W
14
1.1
W
14
0.9
W
14
1.1
W
13
1.8
W
16
2
W
16
2.1
W
14
1.7
W
14
1.7
W
13
1.7
W
12
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
part cloud
clear
part cloud
rain showers
part cloud
cloud
heavy rain
rain showers
rain showers
light rain
rain showers
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
some clouds
clear
some clouds
rain shwrs
some clouds
cloudy
heavy rain
rain shwrs
rain shwrs
light rain
rain shwrs
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
clear
 km/h
10
S
15
WNW
10
NNW
10
N
15
NW
5
NNE
10
NNE
10
NNW
5
NNE
5
NE
10
NW
5
W
5
WNW
20
WNW
15
W
10
ESE
5
SSW
25
SE
20
WSW
25
WSW
25
WSW
20
W
25
WNW
25
NW
10
NNW
10
NW
5
NNE
5
NNE
10
N
5
NE
0
NE
15
WNW
5
NNW
5
NNW
15
NW
10
N
 mm 
1.0
1.0
15
1.0
2.0
4
2.0
max°C
12
12
9
10
11
10
10
12
9
9
10
8
9
9
8
11
11
12
14
13
11
11
11
9
10
11
9
12
14
11
13
13
10
12
14
13
Moonrise
12:42
1:41
2:47
3:55
5:02
6:07
7:09
8:09
9:08
10:06
11:05
Moonset
3:32
4:36
5:30
6:15
6:51
7:20
7:45
8:08
8:29
8:50
9:12
9:36
Sunrise
7:07
7:05
7:05
7:03
7:03
7:01
7:01
6:58
6:58
6:56
6:56
6:54
Sunset
5:39
5:40
5:42
5:43
5:44
5:45
5:45
5:46
5:49
5:50
5:51
5:52
Today's sea temperature in Seaplane Harbor, San Francisco Bay is 11.8 °C (Statistics for 07 Feb 1981-2005 – mean: 12.2 max: 14.0 min: 10.3°C)
Issued (local time): 9 am Friday 07 Feb 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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