Portsmouth Naval Shipyard (disputed waters) Sea Conditions and Tide Table

Portsmouth Naval Shipyard (disputed waters) 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 06:49 PM.

Days 1–4 Weather Summary

Heavy rain (total 34mm), heaviest during Mon morning. Cool air temperatures (max 16°C on Sun afternoon, min 5°C on Mon night). Winds decreasing (fresh winds from the S on Sun night, calm by Tue afternoon).

Days 5–7 Weather Summary

Light rain (total 4mm) at first, then becoming colder with a dusting of snow on Fri afternoon. Icy conditions (max 8°C on Thu afternoon, min -2°C on Sat morning). Winds increasing (light winds from the SE on Wed night, fresh winds from the N by Fri afternoon).

Days 8–10 Weather Summary

Moderate rain (total 19mm), heaviest on Mon night. Very mild (max 11°C on Sun afternoon, min 2°C on Sat night). Winds increasing (calm on Sun afternoon, fresh winds from the SSE by Mon afternoon).

Days 11–13 Weather Summary

Moderate rain (total 13mm), heaviest on Wed night. Very mild (max 10°C on Thu afternoon, min 3°C on Thu night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Fri
28
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
1:47PM8.24ft
1:59AM8.33ft
2:22PM7.94ft
2:31AM8.24ft
2:59PM7.64ft
3:05AM8.07ft
3:38PM7.28ft
3:44AM7.91ft
4:22PM6.96ft
4:29AM7.71ft
5:12PM6.66ft
5:20AM7.58ft
6:09PM6.5ft
6:19AM7.55ft
7:12PM6.56ft
7:22AM7.68ft
8:14PM6.86ft
8:25AM8.04ft
9:10PM7.38ft
9:23AM8.5ft
10:00PM8.04ft
10:17AM8.99ft
10:47PM8.76ft
Low Tide
7:48PM0.49ft
8:09AM0.23ft
8:19PM0.75ft
8:45AM0.39ft
8:53PM1.05ft
9:23AM0.62ft
9:30PM1.31ft
10:05AM0.85ft
10:13PM1.61ft
10:54AM1.12ft
11:01PM1.8ft
11:49AM1.25ft
11:58PM1.94ft
12:51PM1.25ft
1:00AM1.84ft
1:54PM1.02ft
2:05AM1.51ft
2:52PM0.62ft
3:05AM0.95ft
3:44PM0.13ft
4:00AM0.26ft
4:32PM-0.36ft
4:51AM-0.43ft
Wave
height (ft) 
direction
period (s) 
3.5
SE
5
5
SE
6
4.5
SE
8
4
SE
8
3.5
SE
9
3.5
SE
9
3
SE
10
2.5
SE
10
2.5
SE
9
2.5
SE
9
3.5
SE
8
4
ESE
11
4.5
ESE
11
4.5
ESE
10
4.5
ESE
10
6
NE
6
6
ENE
8
5
E
9
4
E
9
2.5
E
9
2
E
9
1.5
E
9
1.5
ESE
10
1.5
ESE
10
3.5
SE
4
5
ESE
6
5
SE
7
4.5
SE
8
3.5
ESE
7
3.5
SE
8
3.5
SE
9
3.5
SE
9
3.5
SE
10
3
SE
10
3
SE
10
2.5
ESE
10
cloud
mod rain
heavy rain
light rain
mod rain
cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
light rain
light rain
light snow
snow showers
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
heavy rain
light rain
cloud
light rain
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
cloudy
mod rain
heavy rain
light rain
mod rain
cloudy
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
light rain
light rain
light snow
snow shwrs
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
heavy rain
light rain
cloudy
light rain
cloudy
light rain
rain shwrs
some clouds
some clouds
clear
clear
 mph
15
S
20
S
10
S
5
S
10
N
5
NNW
5
ESE
0
S
5
ESE
10
SE
10
SSE
10
SSE
10
SSE
10
SSE
20
N
20
N
20
N
15
N
10
NNW
10
NW
5
WNW
5
SSW
5
NNW
5
SSE
20
SSE
15
SE
5
NNE
5
N
5
N
5
NNE
5
NW
15
WNW
10
W
10
WSW
10
W
15
WNW
 in 
0.4
0.6
0.04
0.4
0.08
0.08
0.7
0.08
0.1
0.04
0.4
max°F
61
57
55
55
46
45
50
46
43
41
37
43
46
46
45
36
36
39
50
41
46
52
48
45
45
41
43
43
41
45
45
43
46
50
45
43
Moonrise
9:29
10:33
11:38
12:43
1:46
2:45
3:35
4:17
4:51
5:20
5:44
6:07
Moonset
7:39
7:58
8:20
8:47
9:20
10:02
10:55
11:58
1:09
2:25
3:43
5:02
6:22
Sunrise
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:35
6:33
6:31
Sunset
6:49
6:51
6:52
6:52
6:53
6:54
6:57
6:58
6:59
7:00
7:00
7:01
Today's sea temperature in Portsmouth Naval Shipyard (disputed waters) is 39 °F (Statistics for 16 Mar 1981-2005 – mean: 38 max: 40 min: 35°F)
Issued (local time): 1 pm Sunday 16 Mar 2025
Forecast update inUpdates in 1 hr 51 min 57 sUpdate imminent
Nearest