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 06:51 PM.

Days 1–4 Weather Summary

Light rain (total 8mm), mostly falling on Mon night. Low air temperatures (max 8°C on Tue afternoon, min 2°C on Tue morning). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 12mm) heaviest on Fri morning, then becoming colder with a dusting of snow on Fri night. Cool air temperatures (max 10°C on Sat afternoon, min 1°C on Fri night). Mainly fresh winds.

Days 8–10 Weather Summary

A moderate fall of snow, heaviest on Mon night. Turning milder with moderate rain (total 10mm), heaviest on Mon night. Freeze-thaw conditions (max 7°C on Tue afternoon, min -1°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Freeze-thaw conditions (max 6°C on Sat afternoon, min -2°C on Thu night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Sat
29
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
2:31AM8.24ft
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
11:08AM9.38ft
11:33PM9.42ft
11:57AM9.65ft
Low Tide
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
5:18PM-0.75ft
5:41AM-1.05ft
Wave
height (ft) 
direction
period (s) 
3.5
SE
8
4
ENE
6
3.5
SE
10
3
SE
10
3
SE
9
3.5
SE
9
3
ESE
9
4.5
ESE
10
4.5
ESE
11
4.5
ESE
10
6
ESE
10
5
ESE
10
4
ESE
10
3
ESE
9
2
ESE
9
1.5
ESE
9
1.5
E
9
2
NW
3
2.5
NNE
6
1
ESE
10
2
SE
3
4.5
SE
6
3.5
SE
7
3
SE
7
2.5
SE
8
2
SE
8
2
SE
8
3
SE
11
2.5
SE
11
2.5
SE
10
2
SE
9
1.5
SE
9
1.5
SE
8
1.5
SE
8
1.5
SE
8
1.5
SE
9
mod rain
cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
cloud
mod rain
light rain
snow showers
clear
part cloud
part cloud
clear
clear
part cloud
cloud
light snow
mod snow
cloud
part cloud
cloud
light rain
light snow
rain showers
clear
cloud
part cloud
part cloud
rain showers
clear
clear
part cloud
mod rain
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
mod rain
light rain
snow shwrs
clear
some clouds
some clouds
clear
clear
some clouds
cloudy
light snow
mod snow
cloudy
some clouds
cloudy
light rain
light snow
rain shwrs
clear
cloudy
some clouds
some clouds
rain shwrs
clear
clear
some clouds
 mph
10
N
10
NNE
5
ENE
5
NNE
5
ENE
5
ESE
5
SE
10
SE
10
SE
10
ESE
15
NE
15
NW
20
WNW
15
WNW
10
W
10
W
15
WNW
15
WNW
5
NNW
10
SSE
10
SE
15
ENE
5
WSW
5
W
5
WNW
5
NW
5
W
15
WSW
10
W
10
W
10
W
10
W
5
NNE
5
NW
5
WNW
5
S
 in 
0.3
0.3
0.2
0.3
0.04
0.04
0.04
0.04
max°F
43
41
46
43
39
39
37
41
43
43
41
39
37
45
50
45
46
45
34
34
34
37
37
45
43
36
37
36
37
39
36
36
36
34
34
43
Moonrise
10:33
11:38
12:43
1:46
2:45
3:35
4:17
4:51
5:20
5:44
6:07
6:29
Moonset
7:58
8:20
8:47
9:20
10:02
10:55
11:58
1:09
2:25
3:43
5:02
6:22
7:42
Sunrise
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:35
6:33
6:31
6:31
Sunset
6:51
6:52
6:52
6:53
6:54
6:57
6:58
6:59
7:00
7:00
7:01
7:04
7:05
Today's sea temperature in Portsmouth Naval Shipyard (disputed waters) is 39 °F (Statistics for 17 Mar 1981-2005 – mean: 38 max: 40 min: 35°F)
Issued (local time): 7 pm Monday 17 Mar 2025
Forecast update inUpdates in 11 min 36 sUpdate imminent
Nearest