Jaffrey Point, Portsmouth Harbor Sea Conditions and Tide Table

Jaffrey 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 06:18 AM and sunset is at 06:57 PM.

Days 1–3 Weather Summary

Moderate rain (total 12mm), heaviest on Sun afternoon. Warm air temperatures (max 21°C on Mon afternoon, min 11°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 14mm), heaviest on Thu afternoon. Warm air temperatures (max 24°C on Wed afternoon, min 13°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Sun night. Very mild (max 17°C on Sun afternoon, min 10°C on Mon morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 16°C on Thu afternoon, min 9°C on Tue morning). Winds increasing (calm on Tue night, fresh winds from the NNE by Thu morning).

Days 13–16 Weather Summary

Mostly dry. Warm (max 27°C on Sun afternoon, min 11°C on Mon morning). Wind will be generally light.

Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Mon
28
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
PM
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
1:14PM2.98m
1:39AM2.85m
1:55PM2.92m
2:24AM2.70m
2:36PM2.83m
3:11AM2.54m
3:20PM2.72m
4:01AM2.39m
4:10PM2.61m
4:56AM2.27m
5:05PM2.52m
5:53AM2.20m
6:02PM2.47m
6:53AM2.17m
7:03PM2.47m
7:53AM2.21m
8:02PM2.52m
8:45AM2.30m
8:54PM2.61m
9:30AM2.43m
9:39PM2.71m
10:09AM2.56m
10:20PM2.79m
10:46AM2.70m
11:00PM2.85m
11:21AM2.84m
11:40PM2.89m
11:57AM2.96m
Low Tide
6:59AM-0.06m
7:24PM-0.11m
7:39AM0.06m
8:09PM-0.03m
8:20AM0.20m
8:54PM0.09m
9:03AM0.35m
9:44PM0.22m
9:51AM0.49m
10:37PM0.34m
10:43AM0.60m
11:34PM0.43m
11:40AM0.66m
00:34AM0.47m
12:39PM0.68m
1:35AM0.45m
1:40PM0.63m
2:30AM0.38m
2:35PM0.53m
3:15AM0.29m
3:22PM0.41m
3:54AM0.19m
4:04PM0.26m
4:30AM0.10m
4:45PM0.12m
5:06AM0.03m
5:25PM-0.02m
5:43AM-0.02m
6:07PM-0.12m
Wave
Height (m)
Direction
Period (s)
0.4
ESE
10
0.6
SE
4
0.5
SE
4
0.6
NW
3
0.6
SE
7
0.6
NE
4
0.5
NE
4
0.4
ESE
6
0.5
SE
3
0.4
SSE
3
0.6
SSE
4
0.5
ESE
8
0.5
E
8
0.6
E
7
0.9
ENE
5
0.7
E
6
0.6
E
6
0.5
E
6
0.4
ESE
6
0.6
ESE
6
0.8
ESE
7
0.7
ESE
7
0.9
ESE
8
0.9
ESE
8
1.6
NE
6
1.3
ESE
9
1
E
8
0.9
ESE
8
0.9
ESE
8
0.7
E
8
0.8
ESE
9
1
ESE
5
1.7
ESE
8
3
ESE
10
3
ESE
11
2.4
ESE
11
1.9
ESE
10
1.5
ESE
10
1
ESE
10
0.7
ESE
9
0.5
ESE
9
0.4
ESE
9
0.3
ESE
9
0.4
ESE
9
0.7
NE
4
0.9
ENE
5
0.7
ENE
6
light rain
mod rain
rain showers
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
cloud
heavy rain
cloud
cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
light rain
mod rain
rain shwrs
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
cloudy
heavy rain
cloudy
cloudy
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
clear
clear
clear
some clouds
clear
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
clear
clear
clear
km/h
10
SSW
5
SSE
15
SW
25
NW
20
NW
10
NNW
10
E
15
SSE
10
SW
15
SSW
15
SSE
10
SSW
15
N
15
NNE
15
NNE
15
NNE
15
SE
10
NNW
10
E
10
SE
5
SW
15
S
15
SSE
15
NNW
25
NNE
20
ENE
10
NE
15
ENE
10
ESE
5
NE
20
NE
20
ENE
25
NNE
35
NNE
30
NNE
20
N
20
NNE
5
W
15
W
20
W
20
NW
5
W
15
WSW
20
WNW
15
NNE
20
NE
10
SSE
 mm
3
8
1
14
4
max °C
17
18
18
19
21
17
13
14
14
17
24
23
17
15
15
14
17
15
14
16
15
16
17
15
12
15
14
12
12
11
12
12
12
13
16
16
17
20
17
21
25
21
23
27
20
13
14
Moonrise
9:08
10:16
11:25
12:31
1:33
2:28
3:16
3:55
4:27
4:54
5:17
5:38
5:59
6:19
6:41
7:07
Moonset
7:46
8:10
8:39
9:14
9:56
10:46
11:43
12:46
1:52
2:59
4:07
5:16
6:26
7:38
8:52
Sunrise
6:18
6:20
6:20
6:22
6:24
6:24
6:26
6:26
6:28
6:28
6:30
6:31
6:31
6:33
6:35
6:35
Sunset
6:57
6:54
6:52
6:52
6:50
6:47
6:45
6:44
6:43
6:40
6:38
6:37
6:35
6:32
6:31
6:30
Today's sea temperature in Jaffrey Point, Portsmouth Harbor is
17.2°C
(Statistics for 13 Sep 1981-2005 – mean: 16.9 max: 19.2 min: 14.9°C)
Issued (local time): 1 am Sunday 13 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest