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 — and sunset is at —.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Mon morning, min 10°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Thu afternoon, min 13°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 19°C on Sat afternoon, min 12°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 16°C on Tue afternoon, min 12°C on Mon night). Wind will be generally light.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
PM
Wave Height Map
High Tide
2:41AM1.97m
12:58PM2.48m
3:33AM1.96m
1:52PM2.33m
4:25AM1.97m
2:50PM2.14m
5:16AM1.99m
3:55PM1.93m
6:04AM2.03m
5:11PM1.74m
6:48AM2.08m
6:39PM1.62m
7:28AM2.13m
8:08PM1.58m
8:04AM2.18m
9:27PM1.62m
8:37AM2.22m
10:31PM1.69m
9:08AM2.25m
11:25PM1.76m
9:39AM2.27m
00:11AM1.80m
10:12AM2.29m
Low Tide
7:33PM-0.52m
7:20AM0.96m
8:23PM-0.43m
8:23AM0.95m
9:15PM-0.30m
9:34AM0.92m
10:07PM-0.14m
10:51AM0.85m
11:00PM0.04m
12:10PM0.73m
11:52PM0.22m
1:22PM0.56m
00:45AM0.40m
2:23PM0.39m
1:37AM0.58m
3:14PM0.22m
2:26AM0.73m
3:57PM0.08m
3:14AM0.86m
4:35PM-0.03m
3:58AM0.95m
5:10PM-0.10m
4:40AM1.01m
5:44PM-0.15m
Wave
height (m) 
direction
period (s) 
1.1
W
13
1.1
W
12
1
W
12
1.1
W
11
0.8
W
12
0.8
WSW
12
1.2
W
11
1.2
W
12
1.2
W
12
1.4
WNW
12
1.4
W
14
1.4
W
14
1.6
W
13
1.5
W
14
1.5
W
14
1.4
W
15
1.4
W
14
1.3
W
14
1.1
W
13
0.9
W
12
0.8
W
12
0.7
WSW
12
0.6
W
11
0.5
WSW
11
0.5
WSW
11
0.6
SW
14
0.6
WSW
10
0.6
W
10
0.7
W
12
0.9
W
11
0.9
WSW
10
0.9
W
10
0.8
W
9
1
W
13
1.3
W
12
1.5
W
11
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
 km/h
5
NE
10
NNE
10
WNW
5
NE
5
NE
10
NW
5
NNE
5
N
10
WNW
5
NNE
5
NNE
10
WNW
5
NE
5
NE
10
N
5
NE
10
NE
5
N
5
NE
5
NE
5
N
5
ENE
5
NE
10
NW
5
NW
5
NE
5
WNW
5
NW
5
NNE
10
NW
0
ENE
0
S
5
W
10
S
10
S
10
SSW
 mm 
max°C
10
13
14
13
15
15
14
15
15
14
17
17
16
19
20
17
18
19
16
18
19
17
17
16
14
14
15
13
15
16
14
16
16
15
16
16
Moonrise
7:58
9:12
10:20
11:25
12:27
1:26
2:25
3:25
4:25
5:26
6:26
Moonset
10:15
10:55
11:27
11:54
12:18
12:40
1:02
1:25
1:50
2:20
2:55
3:36
Sunrise
7:11
7:11
7:11
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:18
7:18
Sunset
4:50
4:50
4:50
4:51
4:51
4:51
4:51
4:51
4:52
4:52
4:52
4:52
Today's sea temperature in Seaplane Harbor, San Francisco Bay is
13.5° C
(Statistics for 06 Dec 1981-2005 – mean: 12.9 max: 15.5 min: 11.8°C)
Issued (local time): 9 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest