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 — and sunset is at 07:40 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Thu night. Warm air temperatures (max 21°C on Fri afternoon, min 8°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue night, light winds from the NW by Wed night).

Days 5–7 Weather Summary

Moderate rain (total 10mm), heaviest on Sat afternoon. Warm air temperatures (max 20°C on Fri night, min 6°C on Sat night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 22°C on Tue afternoon, min 7°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 18°C on Sun morning, min 7°C on Fri morning). Wind will be generally light.

Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
Sun
11
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
1:08AM3.38m
1:53PM2.90m
2:01AM3.27m
2:49PM2.76m
2:58AM3.12m
3:49PM2.64m
3:59AM2.94m
4:53PM2.53m
5:05AM2.77m
5:59PM2.47m
6:13AM2.64m
7:03PM2.47m
7:20AM2.57m
8:02PM2.52m
8:21AM2.54m
8:54PM2.58m
9:15AM2.54m
9:39PM2.65m
10:03AM2.54m
10:18PM2.71m
10:46AM2.55m
10:55PM2.75m
11:26AM2.54m
Low Tide
6:52PM-0.13m
7:34AM-0.49m
7:44PM-0.02m
8:29AM-0.36m
8:40PM0.12m
9:28AM-0.19m
9:40PM0.26m
10:30AM-0.02m
10:45PM0.38m
11:35AM0.12m
11:55PM0.45m
12:39PM0.22m
1:03AM0.46m
1:40PM0.27m
2:07AM0.41m
2:34PM0.30m
3:02AM0.33m
3:22PM0.31m
3:50AM0.25m
4:04PM0.33m
4:33AM0.17m
4:42PM0.35m
5:12AM0.12m
Wave
height (m) 
direction
period (s) 
1
SSE
7
0.7
ESE
9
0.5
ESE
9
0.3
ESE
9
0.3
ESE
9
0.7
SSE
4
0.7
SSE
4
0.5
SE
4
1.1
SE
5
0.7
SE
7
0.6
SE
7
1
SSE
6
0.7
SE
8
0.6
WNW
3
0.3
SE
7
0.5
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.2
ESE
7
0.2
ESE
7
0.3
ESE
8
0.5
NE
3
0.4
ENE
4
0.7
ENE
4
1.2
ENE
7
1.1
E
8
1.6
E
8
1.7
E
8
1.1
E
8
0.8
E
8
1
E
8
1
E
8
0.7
E
8
0.9
E
8
1
E
8
part cloud
clear
clear
part cloud
part cloud
part cloud
rain showers
part cloud
part cloud
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
part cloud
clear
cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
some clouds
clear
clear
some clouds
some clouds
some clouds
rain shwrs
some clouds
some clouds
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
some clouds
clear
cloudy
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
 km/h
25
SW
25
WNW
15
NW
5
NW
15
SSE
20
SSE
10
S
10
S
20
SSW
10
WSW
20
S
10
W
25
W
25
WNW
15
W
20
WNW
10
NNW
10
SSE
10
NNW
10
WSW
15
NW
15
WNW
20
NE
10
E
25
NNE
20
NNE
20
N
25
NNE
20
NE
5
ESE
15
NNW
15
ENE
10
ESE
15
NNW
20
NE
5
SSE
 mm 
1
1
1
3
5
max°C
19
13
16
13
11
11
11
12
21
20
17
20
12
10
16
13
11
13
13
13
22
21
16
16
9
10
13
13
8
11
12
14
16
16
18
17
Moonrise
6:26
7:15
8:16
9:25
10:39
11:51
12:59
2:05
3:08
4:10
5:12
6:15
7:19
Moonset
10:45
11:57
12:55
1:39
2:12
2:38
2:59
3:18
3:35
3:52
4:10
4:30
Sunrise
5:37
5:37
5:35
5:33
5:33
5:31
5:30
5:28
5:28
5:26
5:24
5:24
Sunset
7:40
7:42
7:43
7:44
7:45
7:45
7:47
7:49
7:50
7:51
7:52
7:52
7:53
Today's sea temperature in Jaffrey Point, Portsmouth Harbor is 7.0 °C (Statistics for 29 Apr 1981-2005 – mean: 6.6 max: 8.1 min: 4.9°C)
Issued (local time): 7 pm Tuesday 29 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest