Atlantic Heights, Piscataqua River Sea Conditions and Tide Table

Atlantic Heights, Piscataqua River 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 04:08 PM.

Days 1–4 Weather Summary

Moderate rain (total 13mm), heaviest on Fri morning. Icy conditions (max 13°C on Fri morning, min -4°C on Fri night). Mainly strong winds.

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 3°C on Wed morning, min -6°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun night, light winds from the WSW by Tue afternoon).

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Thu morning. Becoming milder with moderate rain (total 10mm) heaviest on Thu night. Freeze-thaw conditions (max 4°C on Sat morning, min -1°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Sat afternoon, min -5°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
Wave Height Map
High Tide
11:05PM2.05m
11:01AM2.37m
11:43PM2.05m
11:37AM2.39m
00:19AM2.06m
12:13PM2.40m
00:55AM2.06m
12:50PM2.40m
1:31AM2.07m
1:29PM2.38m
2:09AM2.09m
2:10PM2.36m
2:49AM2.13m
2:55PM2.33m
3:33AM2.18m
3:45PM2.28m
4:21AM2.24m
4:39PM2.23m
5:13AM2.32m
5:39PM2.19m
6:09AM2.40m
6:43PM2.17m
7:08AM2.51m
Low Tide
4:44PM0.08m
4:40AM0.37m
5:21PM0.06m
5:17AM0.36m
5:57PM0.05m
5:53AM0.35m
6:32PM0.05m
6:30AM0.34m
7:08PM0.05m
7:08AM0.33m
7:45PM0.05m
7:50AM0.31m
8:24PM0.05m
8:36AM0.29m
9:07PM0.06m
9:26AM0.27m
9:54PM0.08m
10:21AM0.23m
10:44PM0.10m
11:20AM0.17m
11:39PM0.12m
12:24PM0.08m
00:38AM0.12m
Wave
height (m) 
direction
period (s) 
0.7
SSE
4
0.9
SSE
6
1.9
SE
7
3
SE
9
1.6
SE
10
1.1
SE
12
0.8
SE
11
1.1
SE
10
1.1
SE
9
0.9
SE
9
0.8
ESE
11
0.8
WNW
4
0.7
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.2
ESE
10
0.4
WNW
2
0.4
NW
3
0.2
ESE
9
0.5
S
3
0.5
S
3
0.3
SSE
5
0.3
ESE
10
0.5
NE
4
0.4
SE
10
0.5
E
7
0.5
E
6
0.6
NE
6
0.6
ENE
6
0.4
ENE
6
0.3
ENE
7
0.3
E
6
0.3
ESE
8
0.3
NE
4
0.4
SE
11
clear
part cloud
mod rain
light rain
part cloud
clear
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
light snow
light snow
light snow
light snow
part cloud
light snow
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
some clouds
mod rain
light rain
some clouds
clear
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
some clouds
light snow
light snow
light snow
light snow
some clouds
light snow
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
 km/h
15
S
5
S
35
SSE
35
WNW
35
W
20
WNW
10
WNW
25
SSW
25
WSW
25
W
25
WNW
30
WNW
20
WNW
15
W
15
WSW
10
SW
10
NW
20
WNW
15
WNW
5
SW
15
SW
10
SSW
5
NE
10
N
10
N
0
SE
20
NW
15
NW
10
NW
5
NW
5
W
5
W
10
WSW
10
NW
5
NW
5
WNW
 mm 
8
5
6
4
max°C
5
11
13
8
0
1
1
3
4
1
-2
-4
-5
-3
-1
-1
-1
3
2
0
1
2
3
2
2
3
4
1
-4
-1
-1
-2
-1
0
-2
-1
Moonrise
7:12
8:04
8:47
9:23
9:52
10:16
10:38
10:58
11:18
11:39
12:04
12:35
Moonset
3:28
4:23
5:26
6:33
7:42
8:51
10:00
11:10
12:22
1:37
2:56
Sunrise
7:09
7:09
7:11
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
Sunset
4:08
4:09
4:09
4:10
4:10
4:12
4:12
4:13
4:13
4:14
4:15
4:15
Today's sea temperature in Atlantic Heights, Piscataqua River is
6.8° C
(Statistics for 18 Dec 1981-2005 – mean: 6.8 max: 8.7 min: 5.0°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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