Fort Point, Portsmouth Harbor Sea Conditions and Tide Table

Fort Point, Portsmouth Harbor 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 08:19 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Sat night. Warm air temperatures (max 28°C on Sat afternoon, min 17°C on Sun night). Winds decreasing (fresh winds from the SSW on Sat afternoon, calm by Mon morning).

Days 5–7 Weather Summary

Heavy rain (total 34mm), heaviest during Tue night. Warm air temperatures (max 24°C on Wed afternoon, min 16°C on Wed night). Winds decreasing (fresh winds from the SE on Tue night, light winds from the WSW by Wed night).

Days 8–10 Weather Summary

Light rain (total 6mm), mostly falling on Sat night. Warm (max 23°C on Fri afternoon, min 15°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Warm (max 26°C on Wed afternoon, min 14°C on Sun night). Wind will be generally light.

Days 14–17 Weather Summary

Some drizzle, heaviest during Thu night. Warm (max 28°C on Thu afternoon, min 16°C on Sat morning). Wind will be generally light.

Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sun
2
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
2:39AM3.16m
3:15PM2.92m
3:33AM2.97m
4:05PM2.87m
4:28AM2.77m
4:56PM2.80m
5:24AM2.57m
5:48PM2.73m
6:22AM2.41m
6:41PM2.68m
7:21AM2.29m
7:35PM2.64m
8:20AM2.24m
8:29PM2.63m
9:16AM2.24m
9:21PM2.65m
10:07AM2.28m
10:09PM2.69m
10:53AM2.34m
10:53PM2.75m
11:34AM2.40m
11:33PM2.80m
12:11PM2.47m
00:10AM2.84m
12:45PM2.52m
00:47AM2.86m
1:19PM2.58m
Low Tide
8:20PM-0.09m
8:54AM-0.23m
9:15PM-0.02m
9:44AM-0.06m
10:11PM0.07m
10:33AM0.11m
11:09PM0.17m
11:25AM0.28m
00:08AM0.25m
12:17PM0.42m
1:08AM0.31m
1:12PM0.52m
2:06AM0.33m
2:06PM0.57m
3:01AM0.31m
3:00PM0.57m
3:51AM0.27m
3:49PM0.54m
4:37AM0.21m
4:35PM0.48m
5:18AM0.15m
5:16PM0.41m
5:55AM0.09m
5:55PM0.35m
6:30AM0.06m
6:32PM0.30m
7:04AM0.04m
7:09PM0.25m
Wave
Height (m)
Direction
Period (s)
0.2
ESE
14
0.2
ESE
14
1
SSE
4
0.8
SSE
7
0.6
ESE
13
0.4
ESE
13
0.4
SE
12
0.2
ESE
12
0.7
SSE
3
0.7
SSE
5
0.4
SSE
3
1.1
SE
5
1.7
SE
6
1
SE
7
0.8
SE
7
0.9
SE
10
0.8
SE
9
0.8
SE
8
0.8
SE
8
0.7
SE
8
0.8
SE
8
0.7
SE
8
0.7
SE
8
0.9
ESE
9
0.7
SE
8
0.6
ESE
8
0.6
ESE
7
0.6
SE
7
0.5
SE
7
0.5
SE
7
0.6
SE
8
0.5
SE
8
0.5
SE
8
0.4
ESE
9
0.4
ESE
8
0.6
ESE
8
0.4
ESE
7
0.4
SE
7
0.6
SSE
3
0.5
SE
6
0.4
SE
7
0.5
SE
7
0.4
SE
6
0.9
ENE
5
0.7
E
5
0.6
E
5
0.5
SE
6
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
clear
part cloud
cloud
heavy rain
rain showers
thunderstorm
thunderstorm
clear
cloud
clear
clear
clear
part cloud
cloud
cloud
light rain
rain showers
part cloud
rain showers
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
rain showers
clear
part cloud
part cloud
clear
clear
part cloud
clear
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
cloudy
heavy rain
rain shwrs
risk tstorm
risk tstorm
clear
cloudy
clear
clear
clear
some clouds
cloudy
cloudy
light rain
rain shwrs
some clouds
rain shwrs
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
rain shwrs
clear
some clouds
some clouds
clear
clear
some clouds
clear
km/h
5
WNW
15
S
30
SSW
15
WSW
25
NW
20
NW
15
W
5
NNW
25
SSE
15
SW
20
SSE
30
SE
30
SE
15
S
10
SW
10
W
15
W
15
W
10
NNW
5
SE
20
SSE
10
S
15
S
25
SSE
5
W
5
SW
10
ESE
15
NNW
5
WNW
10
WNW
20
W
20
WNW
10
S
10
NW
10
SSW
10
S
10
WSW
5
SSW
15
SE
10
SW
5
NW
15
SE
10
N
20
ENE
10
ESE
5
NNE
15
E
 mm
1
26
2
4
2
4
2
2
1
max °C
25
25
28
22
22
25
22
24
24
21
20
22
20
22
24
23
22
24
21
22
23
21
21
23
21
17
19
17
20
23
20
20
23
18
23
26
23
27
28
24
27
27
24
18
19
18
21
Moonrise
10:19
11:28
12:36
1:42
2:49
3:53
4:55
5:52
6:42
7:23
7:57
8:25
8:48
9:09
9:29
Moonset
10:18
10:39
10:59
11:19
11:42
12:09
12:42
1:21
2:09
3:06
4:08
5:14
6:21
7:28
8:35
9:42
Sunrise
5:18
5:20
5:20
5:22
5:22
5:22
5:24
5:24
5:26
5:26
5:28
5:28
5:30
5:31
5:31
5:33
Sunset
8:19
8:17
8:16
8:15
8:15
8:15
8:14
8:13
8:12
8:10
8:09
8:08
8:07
8:07
8:05
8:04
Today's sea temperature in Fort Point, Portsmouth Harbor is
19.0° C
(Statistics for 17 Jul 1981-2005 – mean: 18.1 max: 20.1 min: 16.7°C)
Issued (local time): 7 pm Friday 17 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest