Alameda Sea Conditions and Tide Table

Alameda 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 48mm), heaviest during Sat afternoon. Cool air temperatures (max 16°C on Fri morning, min 12°C on Thu afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 67mm), heaviest during Mon night. Cool air temperatures (max 16°C on Tue morning, min 11°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the S by Tue afternoon).

Days 8–10 Weather Summary

Heavy rain (total 60mm), heaviest during Wed night. Very mild (max 14°C on Wed afternoon, min 10°C on Fri night). Winds decreasing (strong winds from the SSE on Wed afternoon, calm by Fri night).

Days 11–13 Weather Summary

Heavy rain (total 20mm), heaviest during Mon afternoon. Very mild (max 13°C on Sun afternoon, min 10°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
00:38AM1.53m
10:35AM2.06m
1:16AM1.55m
11:12AM2.05m
1:52AM1.55m
11:49AM2.04m
2:27AM1.56m
12:27PM1.99m
3:02AM1.58m
1:08PM1.92m
3:37AM1.62m
1:53PM1.80m
4:12AM1.68m
2:47PM1.65m
4:47AM1.76m
3:54PM1.48m
5:24AM1.86m
5:20PM1.33m
6:03AM1.98m
6:59PM1.26m
6:46AM2.10m
8:34PM1.31m
7:31AM2.22m
Low Tide
5:16PM-0.18m
4:50AM1.02m
5:49PM-0.22m
5:28AM1.04m
6:23PM-0.23m
6:04AM1.05m
6:58PM-0.23m
6:43AM1.06m
7:35PM-0.20m
7:27AM1.05m
8:12PM-0.15m
8:19AM1.01m
8:52PM-0.06m
9:22AM0.94m
9:33PM0.06m
10:33AM0.81m
10:18PM0.22m
11:46AM0.62m
11:07PM0.40m
12:53PM0.38m
00:02AM0.58m
1:54PM0.12m
1:01AM0.73m
Wave
height (m) 
direction
period (s) 
clear
part cloud
part cloud
light rain
light rain
mod rain
mod rain
heavy rain
light rain
cloud
light rain
cloud
light rain
heavy rain
mod rain
mod rain
heavy rain
clear
part cloud
heavy rain
mod rain
light rain
mod rain
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
mod rain
mod rain
clear
clear
some clouds
some clouds
light rain
light rain
mod rain
mod rain
heavy rain
light rain
cloudy
light rain
cloudy
light rain
heavy rain
mod rain
mod rain
heavy rain
clear
some clouds
heavy rain
mod rain
light rain
mod rain
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
light rain
mod rain
mod rain
clear
 km/h
5
W
5
SSE
10
S
15
SSW
5
WSW
5
SE
10
SE
25
S
15
S
15
SSW
5
WSW
5
WNW
10
NW
5
SSE
35
SSE
40
S
20
SW
20
SSE
30
SSE
35
S
25
SSW
30
S
35
S
20
SSW
15
SW
5
SSE
5
NE
5
NW
5
SSE
5
ESE
0
W
10
SE
20
SE
20
SE
10
WNW
15
WNW
 mm 
4
4
6
8
22
4
1
1
29
6
10
20
41
7
5
7
3
1
9
7
max°C
13
13
16
15
14
14
15
15
15
15
14
13
12
15
16
15
14
14
14
13
13
13
14
14
13
12
12
12
11
12
13
12
11
11
11
11
Moonrise
7:23
8:14
8:58
9:36
10:08
10:36
11:01
11:26
11:50
12:16
12:46
1:23
Moonset
3:35
4:24
5:20
6:22
7:25
8:30
9:35
10:40
11:45
12:53
2:04
3:19
Sunrise
7:18
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:22
7:24
7:24
Sunset
4:52
4:52
4:52
4:52
4:53
4:53
4:54
4:55
4:55
4:57
4:58
4:58
Today's sea temperature in Alameda is
11.8° C
(Statistics for 18 Dec 1981-2005 – mean: 12.5 max: 14.8 min: 11.1°C)
Issued (local time): 3 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest