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 05:03 AM and sunset is at 08:23 PM.

Days 1–3 Weather Summary

Moderate rain (total 16mm), heaviest on Tue night. Very warm air temperatures (max 30°C on Thu afternoon, min 14°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Sun morning. Very warm air temperatures (max 30°C on Sun afternoon, min 14°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Tue night. Warm (max 34°C on Wed afternoon, min 15°C on Mon morning). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 10mm), heaviest on Sat night. Warm (max 36°C on Thu afternoon, min 15°C on Sat morning). Wind will be generally light.

Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
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
Wave Height Map
High Tide
4:25PM2.62m
4:34AM2.76m
5:14PM2.72m
5:30AM2.71m
6:06PM2.83m
6:30AM2.66m
7:01PM2.94m
7:34AM2.63m
7:58PM3.04m
8:39AM2.64m
8:56PM3.14m
9:41AM2.67m
9:52PM3.22m
10:39AM2.71m
10:47PM3.26m
11:36AM2.73m
11:43PM3.27m
12:31PM2.74m
00:37AM3.23m
1:24PM2.74m
1:29AM3.15m
2:14PM2.72m
2:21AM3.03m
Low Tide
10:03AM0.03m
10:23PM0.31m
10:52AM0.04m
11:20PM0.24m
11:43AM0.06m
00:19AM0.16m
12:36PM0.09m
1:22AM0.05m
1:34PM0.11m
2:25AM-0.07m
2:33PM0.11m
3:25AM-0.18m
3:31PM0.10m
4:22AM-0.27m
4:27PM0.08m
5:18AM-0.33m
5:23PM0.08m
6:13AM-0.34m
6:18PM0.09m
7:05AM-0.30m
7:12PM0.12m
7:55AM-0.23m
8:04PM0.18m
Wave
height (m) 
direction
period (s) 
0.5
ESE
6.0
0.5
ESE
6.0
0.7
SE
6.0
0.6
SE
7.0
0.7
SE
7.0
0.6
ESE
7.0
0.6
ESE
7.0
0.7
ESE
6.0
0.6
ESE
8.0
0.5
ESE
7.0
0.5
ESE
7.0
0.5
ESE
8.0
0.4
ESE
8.0
0.6
SE
4.0
0.6
SE
5.0
0.5
ESE
9.0
0.5
ESE
8.0
0.5
ESE
8.0
0.5
ESE
8.0
0.6
ESE
8.0
0.5
ESE
8.0
0.4
ESE
8.0
0.4
ESE
9.0
0.4
ESE
8.0
0.4
ESE
8.0
0.5
ESE
8.0
0.5
SE
4.0
0.3
ESE
8.0
0.4
ESE
8.0
0.4
SSE
5.0
0.3
ESE
7.0
0.5
SSE
3.0
0.4
SSE
6.0
0.7
ENE
4.0
0.6
ENE
4.0
0.4
ENE
4.0
light rain
part cloud
heavy rain
rain showers
cloud
rain showers
part cloud
clear
part cloud
cloud
part cloud
clear
clear
part cloud
rain showers
rain showers
part cloud
rain showers
part cloud
part cloud
part cloud
clear
part cloud
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
thunderstorm
cloud
cloud
mod rain
light rain
some clouds
heavy rain
rain shwrs
cloudy
rain shwrs
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
some clouds
rain shwrs
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
clear
risk tstorm
cloudy
cloudy
mod rain
 km/h
10
S
10
SE
15
S
15
SSW
15
S
10
SSW
15
SSW
15
SSW
15
W
5
NE
15
SE
10
SSE
10
SSE
15
S
10
SW
15
W
5
SE
10
NE
10
SSE
15
SSE
5
WNW
10
E
10
SSE
10
SSE
5
SSW
15
SSE
5
WNW
10
W
10
SW
15
WSW
15
W
10
SSW
5
ENE
20
NE
15
ENE
5
SSW
 mm 
1
13
1
1
2
3
1
1
3
7
max°C
15
16
17
21
24
23
26
30
28
19
20
17
22
23
24
26
30
22
18
21
28
27
25
22
31
34
31
33
36
33
34
35
32
16
16
18
Moonrise
12:13
12:34
12:55
1:16
1:41
2:11
2:49
3:39
4:41
5:54
7:10
8:26
Moonset
11:21
12:34
1:48
3:05
4:25
5:47
7:07
8:19
9:18
10:03
10:37
11:04
Sunrise
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:05
5:05
Sunset
8:23
8:23
8:24
8:24
8:24
8:24
8:25
8:25
8:25
8:25
8:25
8:25
Today's sea temperature in Jaffrey Point, Portsmouth Harbor is 14.5 °C (Statistics for 17 Jun 1981-2005 – mean: 14.3 max: 16.2 min: 12.2°C)
Issued (local time): 1 am Tuesday 17 Jun 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest