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 05:52 AM and sunset is at 07:30 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Cool air temperatures (max 18°C on Tue afternoon, min 5°C on Sun night). Winds decreasing (fresh winds from the NW on Sun morning, calm by Mon morning).

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Fri night. Cool air temperatures (max 13°C on Thu night, min 7°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 6mm), mostly falling on Sat morning. Very mild (max 17°C on Mon afternoon, min 6°C on Sun night). Winds increasing (light winds from the WSW on Sat afternoon, fresh winds from the NW by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Warm (max 28°C on Wed afternoon, min 7°C on Thu night). Winds increasing (light winds from the S on Tue afternoon, fresh winds from the WNW by Thu afternoon).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
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
Wave Height Map
High Tide
5:13PM2.25m
5:21AM2.56m
6:12PM2.30m
6:23AM2.59m
7:11PM2.42m
7:27AM2.66m
8:08PM2.60m
8:28AM2.77m
9:01PM2.82m
9:26AM2.88m
9:51PM3.04m
10:21AM2.98m
10:40PM3.24m
11:14AM3.04m
11:28PM3.37m
12:06PM3.05m
00:17AM3.42m
12:58PM2.99m
1:08AM3.38m
1:53PM2.90m
2:01AM3.27m
2:49PM2.76m
2:58AM3.12m
Low Tide
10:52AM0.32m
11:03PM0.58m
11:50AM0.31m
00:05AM0.53m
12:49PM0.26m
1:10AM0.41m
1:47PM0.16m
2:12AM0.22m
2:42PM0.04m
3:10AM-0.01m
3:34PM-0.07m
4:05AM-0.23m
4:24PM-0.16m
4:57AM-0.42m
5:12PM-0.21m
5:49AM-0.53m
6:01PM-0.20m
6:41AM-0.55m
6:52PM-0.13m
7:34AM-0.49m
7:44PM-0.02m
8:29AM-0.36m
8:40PM0.12m
Wave
height (m) 
direction
period (s) 
0.9
NW
4
0.6
NW
3
0.2
SSE
8
0.2
SSE
8
0.5
SE
3
0.8
SSE
4
0.8
SE
5
0.6
SE
6
0.6
WNW
3
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
8
0.6
SSE
3
0.5
SE
5
0.4
SE
9
0.4
SE
9
0.5
SE
8
1.3
SE
6
1.1
SE
7
0.8
SE
7
0.7
SE
7
0.7
SE
8
0.6
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
7
0.3
SE
8
0.4
SSE
4
0.8
SSE
7
0.5
SSE
6
0.7
SSE
6
1
SSE
7
0.9
SSE
7
1
SSE
6
0.4
SSE
8
clear
clear
clear
clear
part cloud
light rain
cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
mod rain
light rain
light rain
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
light rain
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
mod rain
light rain
light rain
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
clear
 km/h
35
NW
25
NW
10
NW
10
SE
20
SE
20
S
10
SW
15
W
20
WNW
5
ENE
10
SE
0
ENE
10
SE
20
SSE
10
NNE
10
ENE
10
ENE
20
SSE
20
SSE
10
WSW
20
WNW
30
NW
25
NW
20
WNW
20
NW
15
WNW
10
WSW
15
SSW
10
S
20
WSW
20
SW
25
SW
25
SW
25
SSW
35
WNW
15
W
 mm 
2
10
5
1
max°C
8
12
8
8
7
9
11
18
13
11
9
9
10
11
13
10
9
10
10
16
16
10
12
10
11
17
17
15
19
20
24
28
21
19
19
10
Moonrise
2:13
2:49
3:19
3:44
4:07
4:29
4:51
5:17
5:47
6:26
7:15
8:16
Moonset
10:53
12:05
1:19
2:35
3:52
5:11
6:32
7:57
9:22
10:45
11:57
Sunrise
5:52
5:52
5:50
5:48
5:47
5:46
5:43
5:43
5:41
5:39
5:37
5:37
Sunset
7:30
7:30
7:32
7:34
7:35
7:36
7:37
7:37
7:39
7:40
7:42
7:43
Today's sea temperature in Jaffrey Point, Portsmouth Harbor is 5.0 °C (Statistics for 20 Apr 1981-2005 – mean: 5.5 max: 7.0 min: 3.9°C)
Issued (local time): 7 am Sunday 20 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest