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 06:26 AM and sunset is at 04:25 PM.

Days 1–3 Weather Summary

Moderate rain (total 10mm), heaviest on Sun night. Icy conditions (max 14°C on Sat morning, min 0°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 8°C on Wed morning, min -2°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 6°C on Fri morning, min -2°C on Sat night). Winds decreasing (fresh winds from the WNW on Sat afternoon, light winds from the WSW by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 7°C on Mon morning, min -1°C on Mon night). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
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
12:29PM3.32m
1:16AM2.81m
1:25PM3.19m
2:15AM2.69m
2:26PM3.02m
3:20AM2.60m
3:32PM2.87m
4:26AM2.55m
4:40PM2.73m
5:29AM2.54m
5:46PM2.64m
6:30AM2.58m
6:50PM2.59m
7:25AM2.64m
7:48PM2.57m
8:13AM2.71m
8:39PM2.56m
8:55AM2.76m
9:24PM2.55m
9:33AM2.80m
10:06PM2.53m
10:10AM2.81m
10:46PM2.51m
Low Tide
6:56PM-0.41m
7:07AM0.04m
7:54PM-0.27m
8:06AM0.17m
8:56PM-0.12m
9:12AM0.29m
10:01PM0.02m
10:20AM0.36m
11:04PM0.12m
11:29AM0.38m
00:06AM0.19m
12:36PM0.34m
1:04AM0.23m
1:36PM0.26m
1:55AM0.26m
2:27PM0.18m
2:39AM0.28m
3:12PM0.11m
3:19AM0.31m
3:54PM0.07m
3:56AM0.34m
4:32PM0.05m
4:32AM0.38m
Wave
height (m) 
direction
period (s) 
0.7
SE
7.0
0.6
SSE
8.0
0.4
SE
8.0
0.6
E
3.0
1.1
ESE
5.0
1.4
ESE
6.0
1.3
ESE
7.0
1
ESE
7.0
0.9
SE
8.0
0.8
SE
8.0
0.8
SE
10.0
0.6
SE
9.0
0.9
SSW
4.0
0.6
SE
10.0
0.6
SW
3.0
0.5
W
3.0
0.5
WNW
3.0
0.5
NE
5.0
0.4
WNW
3.0
0.3
SE
9.0
0.4
NW
2.0
0.4
NW
3.0
0.6
NW
3.0
0.5
W
3.0
0.2
ESE
17.0
0.1
E
16.0
0.2
E
15.0
0.5
NE
4.0
0.4
NE
4.0
0.6
ENE
6.0
0.7
E
9.0
0.6
E
10.0
0.4
ESE
10.0
0.4
E
11.0
0.3
E
11.0
0.3
E
10.0
part cloud
clear
part cloud
cloud
light rain
mod rain
light rain
rain showers
rain showers
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
cloud
some clouds
clear
some clouds
cloudy
light rain
mod rain
light rain
rain shwrs
rain shwrs
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
clear
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
cloudy
 km/h
15
WSW
15
WNW
5
NNE
20
ESE
25
ESE
25
NE
10
NNW
5
WSW
20
W
25
WNW
30
WNW
20
WSW
25
SW
20
SW
25
WSW
20
WNW
25
WNW
15
WNW
15
WNW
15
NW
15
NW
20
NW
30
WNW
20
WNW
10
WNW
5
SW
10
NNW
15
N
15
NW
10
NNW
5
NW
10
NW
10
WNW
5
N
10
S
10
SW
 mm 
1
6
1
1
1
max°C
14
12
6
9
10
10
8
8
8
4
2
1
8
7
5
5
4
1
6
5
1
5
3
0
6
6
2
7
6
1
6
6
2
7
7
6
Moonrise
6:54
8:08
9:24
10:38
11:48
12:55
1:59
3:02
4:06
5:09
6:14
Moonset
10:31
11:27
12:09
12:41
1:06
1:27
1:46
2:04
2:21
2:41
3:03
3:30
Sunrise
6:26
6:26
6:28
6:30
6:31
6:31
6:33
6:35
6:35
6:37
6:39
6:39
Sunset
4:25
4:24
4:23
4:22
4:21
4:20
4:20
4:19
4:17
4:16
4:15
4:15
Today's sea temperature in Jaffrey Point, Portsmouth Harbor is 11.4 °C (Statistics for 08 Nov 1981-2005 – mean: 10.3 max: 11.6 min: 9.3°C)
Issued (local time): 6 am Saturday 08 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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