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 07:18 AM and sunset is at 04:50 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Cool air temperatures (max 18°C on Wed morning, min 9°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Fri night. Cool air temperatures (max 17°C on Thu afternoon, min 12°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 13mm), heaviest on Tue night. Very mild (max 17°C on Tue night, min 10°C on Mon afternoon). Winds increasing (calm on Sun morning, fresh winds from the S by Tue night).

Days 10–12 Weather Summary

Heavy rain (total 65mm), heaviest during Wed morning. Very mild (max 15°C on Wed morning, min 7°C on Fri night). Winds decreasing (fresh winds from the SSW on Thu morning, calm by Fri morning).

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
9:34AM1.80m
11:02PM1.28m
10:04AM1.81m
11:59PM1.32m
10:32AM1.81m
00:51AM1.36m
11:02AM1.82m
1:38AM1.39m
11:34AM1.83m
2:23AM1.40m
12:09PM1.84m
3:04AM1.41m
12:47PM1.84m
3:44AM1.42m
1:28PM1.83m
4:22AM1.43m
2:12PM1.79m
4:57AM1.46m
3:00PM1.70m
5:31AM1.51m
3:55PM1.58m
6:05AM1.57m
5:02PM1.44m
6:39AM1.66m
Low Tide
4:50PM0.04m
4:02AM0.75m
5:35PM-0.06m
4:47AM0.84m
6:17PM-0.12m
5:31AM0.90m
6:56PM-0.16m
6:14AM0.93m
7:33PM-0.16m
8:08PM-0.16m
7:36AM0.94m
8:42PM-0.15m
8:18AM0.93m
9:15PM-0.13m
9:03AM0.91m
9:48PM-0.10m
9:52AM0.87m
10:23PM-0.04m
10:48AM0.81m
11:01PM0.04m
11:52AM0.71m
11:43PM0.16m
Wave
height (m) 
direction
period (s) 
part cloud
clear
clear
part cloud
part cloud
light rain
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
rain showers
cloud
cloud
light rain
rain showers
part cloud
part cloud
cloud
mod rain
light rain
cloud
cloud
rain showers
heavy rain
mod rain
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
light rain
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
rain shwrs
cloudy
cloudy
light rain
rain shwrs
some clouds
some clouds
cloudy
mod rain
light rain
cloudy
cloudy
rain shwrs
heavy rain
mod rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
 km/h
5
NE
0
ESE
0
SSW
0
NE
5
SW
10
SSW
10
SSW
15
WSW
5
WSW
5
SW
5
SSW
5
SW
5
SSW
10
SW
5
SSW
10
SW
10
SW
5
WSW
0
NW
5
S
5
W
10
E
10
ENE
5
ENE
5
E
10
ENE
15
SSE
25
SSW
20
SSW
20
SSW
25
SSW
20
WSW
15
WNW
0
NW
5
N
5
NE
 mm 
2
3
3
1
6
1
5
29
9
21
1
4
1
max°C
13
15
14
17
17
16
18
17
12
16
17
14
16
16
14
16
15
13
14
14
13
12
11
11
13
14
17
15
14
14
15
13
13
12
13
10
Moonrise
3:25
4:26
5:27
6:27
7:24
8:15
8:59
9:37
10:08
10:36
11:01
11:26
Moonset
1:49
2:18
2:53
3:34
4:23
5:19
6:20
7:24
8:29
9:34
10:39
11:45
Sunrise
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:22
Sunset
4:50
4:50
4:51
4:51
4:51
4:52
4:52
4:52
4:52
4:53
4:54
4:54
Today's sea temperature in Mare Island, Naval Shipyard is
11.8° C
(Statistics for 15 Dec 1981-2005 – mean: 12.4 max: 15.3 min: 11.2°C)
Issued (local time): 3 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest