Nahant Sea Conditions and Tide Table

Nahant 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 07:09 AM and sunset is at 04:14 PM.

Days 1–3 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Tue night. Icy conditions (max 2°C on Tue night, min -5°C on Sun night). Mainly fresh winds.

Days 4–6 Weather Summary

A dusting of new snow. Icy conditions (max 2°C on Thu afternoon, min -7°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Sun afternoon. Freeze-thaw conditions (max 3°C on Sun afternoon, min -10°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the WNW by Sun night).

Days 10–12 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Fri morning, min -8°C on Tue night). Mainly fresh winds.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Fri
2
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
12:30PM2.87m
1:11AM2.49m
1:11PM2.85m
1:51AM2.51m
1:54PM2.82m
2:34AM2.56m
2:40PM2.78m
3:19AM2.62m
3:30PM2.72m
4:06AM2.70m
4:24PM2.67m
4:57AM2.80m
5:22PM2.63m
5:51AM2.92m
6:23PM2.62m
6:46AM3.04m
7:24PM2.63m
7:42AM3.16m
8:23PM2.65m
8:37AM3.24m
9:23PM2.71m
9:35AM3.33m
Low Tide
6:55PM0.06m
7:01AM0.40m
7:35PM0.06m
7:45AM0.39m
8:17PM0.07m
8:31AM0.38m
9:02PM0.08m
9:22AM0.34m
9:49PM0.10m
10:16AM0.29m
10:40PM0.13m
11:14AM0.20m
11:33PM0.15m
12:14PM0.09m
00:29AM0.15m
1:14PM-0.05m
1:26AM0.12m
2:14PM-0.19m
2:22AM0.10m
3:10PM-0.28m
3:19AM0.04m
4:06PM-0.38m
Wave
height (m) 
direction
period (s) 
0.8
NNE
6
0.4
ESE
9
0.5
E
9
0.3
E
10
0.3
E
10
0.6
ESE
4
0.8
NE
5
1.6
ENE
8
1.5
E
9
1.4
E
9
1.2
E
10
1
E
10
0.7
E
11
0.9
E
10
1.3
ENE
5
1.4
ENE
7
1.1
ENE
7
0.8
ENE
7
0.9
E
7
1.4
SE
6
1.3
SSW
6
1
W
4
1
W
4
0.9
W
4
0.8
W
4
0.7
WNW
3
0.6
WNW
3
0.4
E
11
0.5
E
11
0.5
E
11
0.8
WNW
3
0.8
WNW
4
0.7
WNW
3
0.6
NW
3
0.6
NW
3
clear
clear
cloud
light snow
light snow
rain showers
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
light snow
light snow
cloud
part cloud
cloud
cloud
mod rain
clear
part cloud
clear
cloud
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
cloudy
light snow
light snow
rain shwrs
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
light snow
light snow
cloudy
some clouds
cloudy
cloudy
mod rain
clear
some clouds
clear
cloudy
cloudy
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
 km/h
25
NW
15
WNW
10
WSW
10
SSW
10
SE
15
WNW
30
NNW
15
NNE
10
WNW
20
SW
15
W
25
NW
15
N
20
NE
25
NE
25
NNE
15
NNE
5
NNW
20
SSE
15
S
35
WNW
30
W
30
W
25
W
25
W
25
WNW
20
WNW
15
NW
15
WNW
15
W
30
WNW
30
WNW
20
WNW
20
NW
20
NW
 mm 
2
8
max°C
-3
-1
0
1
1
2
0
0
-3
1
2
-1
-4
-5
-3
-5
-5
-3
2
3
3
-7
-8
-8
-7
-6
-8
-4
-4
-3
-1
-1
-4
0
0
Moonrise
9:21
9:51
10:15
10:38
10:58
11:19
11:41
12:06
12:38
1:19
2:12
3:18
Moonset
6:36
7:44
8:53
10:01
11:10
12:21
1:36
2:55
4:16
5:36
6:47
Sunrise
7:09
7:09
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:13
7:13
Sunset
4:14
4:14
4:15
4:15
4:15
4:16
4:17
4:19
4:19
4:20
4:21
4:22
Today's sea temperature in Nahant is
6.4° C
(Statistics for 22 Dec 1981-2005 – mean: 7.0 max: 8.6 min: 5.6°C)
Issued (local time): 12 am Monday 22 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest