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 07:07 AM and sunset is at 04:38 PM.

Days 1–3 Weather Summary

A light covering of new snow, mostly falling on Sun night. Icy conditions (max 2°C on Sun morning, min -9°C on Tue night). Winds increasing (calm on Sun afternoon, fresh winds from the WSW by Mon night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 5°C on Thu morning, min -17°C on Fri night). Mainly fresh winds.

Days 7–9 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -3°C on Mon morning, min -17°C on Sat morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Wed afternoon, min -13°C on Tue morning). Winds increasing (light winds from the W on Tue night, fresh winds from the W by Thu morning).

Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Mon
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
10:49AM2.90m
11:26PM2.52m
11:28AM2.94m
00:03AM2.59m
12:07PM2.97m
00:41AM2.66m
12:47PM2.97m
1:19AM2.73m
1:28PM2.94m
1:59AM2.80m
2:13PM2.87m
2:41AM2.85m
3:01PM2.77m
3:28AM2.89m
3:55PM2.66m
4:20AM2.91m
4:54PM2.56m
5:17AM2.93m
5:58PM2.48m
6:18AM2.96m
7:05PM2.47m
7:22AM3.02m
8:11PM2.51m
8:25AM3.09m
9:13PM2.60m
9:25AM3.18m
10:11PM2.71m
10:22AM3.24m
Low Tide
5:11PM0.02m
5:14AM0.28m
5:49PM-0.04m
5:54AM0.22m
6:26PM-0.09m
6:36AM0.16m
7:05PM-0.11m
7:19AM0.12m
7:46PM-0.10m
8:05AM0.09m
8:28PM-0.05m
8:54AM0.07m
9:14PM0.02m
9:47AM0.07m
10:04PM0.11m
10:45AM0.08m
11:00PM0.20m
11:47AM0.06m
00:00AM0.25m
12:52PM0.02m
1:03AM0.26m
1:56PM-0.06m
2:06AM0.21m
2:58PM-0.16m
3:06AM0.12m
3:54PM-0.26m
4:03AM0.02m
4:46PM-0.33m
Wave
height (m) 
direction
period (s) 
0.5
ESE
10
0.4
ESE
9
0.6
ESE
9
0.6
ESE
8
1
S
6
1.1
SW
4
0.9
WSW
4
0.8
W
4
0.8
W
4
0.5
S
5
0.7
SSW
4
1.1
S
4
0.9
SSW
4
1
S
4
0.7
W
3
1
W
4
0.7
W
4
0.8
WNW
4
0.9
WNW
4
0.6
NW
3
0.5
NW
3
0.4
WNW
3
0.3
SSW
4
0.6
SSW
3
0.7
W
4
0.8
NW
3
0.8
NW
4
0.7
NW
4
0.8
WNW
4
0.5
W
3
0.6
SW
3
1.2
S
5
0.8
SSW
4
1.1
W
4
1.2
W
4
0.8
W
4
0.6
S
6
0.4
ESE
11
0.4
ESE
10
1.1
SE
5
1.7
SE
6
2.4
ESE
8
1.9
ESE
10
1.8
ESE
11
1.4
ESE
11
1
E
11
0.8
ESE
10
cloud
cloud
light snow
snow showers
part cloud
clear
cloud
clear
clear
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light snow
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
light snow
light rain
mod rain
heavy rain
cloud
clear
clear
clear
clear
cloudy
cloudy
light snow
snow shwrs
some clouds
clear
cloudy
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
light snow
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
light snow
light rain
mod rain
heavy rain
cloudy
clear
clear
clear
clear
 km/h
15
SW
5
E
15
N
15
SW
25
WSW
25
W
25
W
25
W
20
W
15
SW
20
SW
25
SW
25
SSW
25
SW
25
W
30
W
20
W
30
WNW
30
WNW
25
NW
20
WNW
20
WNW
15
W
20
SSW
30
WNW
25
NW
25
NW
25
WNW
25
WNW
15
W
20
SW
30
SSW
20
SW
35
W
35
W
20
W
20
W
15
WSW
15
SSW
20
SSE
25
SE
5
NNE
30
WNW
30
W
25
W
25
WNW
25
WNW
 mm 
1
6
26
max°C
2
2
1
1
0
-2
-5
-6
-7
-5
-3
2
5
5
-1
-4
-3
-8
-14
-12
-15
-10
-9
-5
-3
-5
-10
-8
-6
-6
1
2
1
-4
-5
-7
-3
-2
1
7
7
9
4
1
-6
-6
-5
Moonrise
7:21
7:53
8:20
8:43
9:04
9:24
9:45
10:09
10:37
11:13
11:59
12:58
2:08
3:26
4:45
6:02
Moonset
4:26
5:35
6:44
7:53
9:03
10:13
11:25
12:40
1:58
3:16
4:29
5:31
6:21
6:59
7:29
Sunrise
7:07
7:07
7:07
7:05
7:05
7:05
7:03
7:03
7:01
7:01
7:01
7:00
6:58
6:58
6:56
6:56
Sunset
4:38
4:40
4:42
4:43
4:44
4:45
4:46
4:47
4:49
4:51
4:52
4:52
4:54
4:55
4:57
4:59
Today's sea temperature in Nahant is
4.3° C
(Statistics for 18 Jan 1981-2005 – mean: 4.9 max: 6.0 min: 3.8°C)
Issued (local time): 12 pm Sunday 18 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest