Mare Island, Naval Shipyard Sea Conditions and Tide Table

Mare Island, Naval Shipyard 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 17°C on Mon afternoon, min 8°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 12°C on Thu 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 Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 17°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
3:39AM1.47m
1:49PM2.02m
4:33AM1.49m
2:45PM1.89m
5:25AM1.52m
3:46PM1.73m
6:15AM1.57m
4:56PM1.56m
7:02AM1.63m
6:14PM1.41m
7:46AM1.69m
7:34PM1.30m
8:26AM1.74m
8:50PM1.25m
9:01AM1.77m
9:59PM1.25m
9:34AM1.80m
11:02PM1.28m
10:04AM1.81m
11:59PM1.32m
10:32AM1.81m
00:51AM1.36m
11:02AM1.82m
Low Tide
8:47PM-0.39m
8:24AM0.80m
9:37PM-0.31m
9:24AM0.79m
10:26PM-0.20m
10:28AM0.77m
11:16PM-0.08m
11:36AM0.72m
00:05AM0.07m
12:48PM0.63m
00:53AM0.22m
1:58PM0.50m
1:41AM0.37m
3:03PM0.34m
2:29AM0.51m
4:00PM0.18m
3:16AM0.64m
4:50PM0.04m
4:02AM0.75m
5:35PM-0.06m
4:47AM0.84m
6:17PM-0.12m
5:31AM0.90m
6:56PM-0.16m
Wave
height (m) 
direction
period (s) 
clear
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
cloud
clear
part cloud
cloud
cloud
part cloud
cloud
cloud
clear
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
cloudy
clear
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
 km/h
5
ENE
5
E
0
S
5
NE
5
ENE
0
N
0
NNE
0
ENE
0
W
5
NNE
0
E
5
WSW
5
NE
5
ENE
5
E
5
ENE
5
ENE
5
E
5
ENE
5
ENE
5
E
5
ENE
5
ENE
5
WNW
5
WNW
0
ENE
0
WSW
5
NW
5
ENE
5
NNW
0
W
5
SW
5
WSW
5
SSW
10
SSW
10
SW
 mm 
max°C
9
14
15
12
16
17
14
16
17
14
19
19
16
19
20
16
18
19
15
18
19
15
18
19
15
17
19
15
15
17
15
16
16
15
16
16
Moonrise
7:57
9:10
10:19
11:24
12:26
1:26
2:25
3:25
4:26
5:27
6:27
Moonset
10:16
10:56
11:28
11:54
12:17
12:39
1:01
1:24
1:49
2:18
2:53
3:34
Sunrise
7:11
7:11
7:13
7:13
7:15
7:15
7:16
7:16
7:18
7:18
7:18
7:18
Sunset
4:49
4:49
4:49
4:49
4:49
4:49
4:49
4:50
4:50
4:50
4:51
4:51
Today's sea temperature in Mare Island, Naval Shipyard is
12.8° C
(Statistics for 06 Dec 1981-2005 – mean: 12.7 max: 15.5 min: 11.6°C)
Issued (local time): 9 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest