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 — and sunset is at 08:17 PM.

Days 1–4 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Very warm air temperatures (max 31°C on Thu afternoon, min 18°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 15mm), heaviest on Sun afternoon. Warm air temperatures (max 26°C on Sat night, min 18°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 37°C on Fri afternoon, min 19°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Moderate rain (total 11mm), heaviest on Fri night. Warm (max 28°C on Sat morning, min 17°C on Sat night). Wind will be generally light.

Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Mon
28
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
4:36AM2.86m
5:06PM2.99m
5:32AM2.76m
5:59PM3.03m
6:32AM2.67m
6:55PM3.07m
7:35AM2.60m
7:55PM3.10m
8:39AM2.58m
8:55PM3.14m
9:42AM2.60m
9:55PM3.19m
10:42AM2.65m
10:52PM3.22m
11:37AM2.71m
11:46PM3.23m
12:28PM2.76m
00:37AM3.20m
1:16PM2.79m
1:25AM3.14m
2:01PM2.80m
2:12AM3.03m
2:45PM2.80m
Low Tide
10:27PM0.10m
10:49AM0.01m
11:23PM0.08m
11:41AM0.09m
00:22AM0.06m
12:37PM0.17m
1:24AM0.02m
1:36PM0.22m
2:27AM-0.02m
2:36PM0.24m
3:28AM-0.08m
3:36PM0.22m
4:26AM-0.15m
4:33PM0.18m
5:21AM-0.19m
5:28PM0.13m
6:12AM-0.21m
6:19PM0.10m
6:59AM-0.19m
7:09PM0.10m
7:44AM-0.13m
7:57PM0.13m
8:28AM-0.04m
Wave
height (m) 
direction
period (s) 
0.4
SSE
4.0
0.3
ESE
17.0
0.5
SE
4.0
0.5
S
5.0
0.4
E
9.0
0.4
E
11.0
0.3
E
9.0
0.2
E
9.0
0.4
E
9.0
0.6
SE
5.0
0.3
E
9.0
0.2
E
9.0
0.3
E
8.0
0.6
ENE
4.0
0.5
ENE
5.0
0.4
ENE
4.0
0.3
ESE
8.0
0.4
SE
3.0
0.4
SE
3.0
0.2
ESE
8.0
0.7
SE
4.0
0.5
SE
5.0
0.5
SE
8.0
0.6
SE
7.0
0.6
ESE
7.0
0.4
ESE
6.0
0.6
ESE
6.0
0.4
ESE
6.0
0.3
ESE
6.0
0.3
ESE
6.0
0.4
ENE
5.0
0.4
NE
5.0
0.3
ENE
5.0
0.4
S
3.0
0.3
SSW
2.0
0.6
SE
4.0
part cloud
rain showers
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
part cloud
light rain
rain showers
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
thunderstorm
part cloud
clear
clear
clear
clear
clear
clear
part cloud
some clouds
rain shwrs
some clouds
risk tstorm
some clouds
clear
clear
clear
clear
some clouds
light rain
rain shwrs
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
risk tstorm
some clouds
clear
clear
clear
clear
clear
clear
some clouds
 km/h
10
SSW
15
S
15
SW
20
W
15
NNW
10
ESE
10
WSW
5
SSE
10
SSE
15
SW
5
N
0
NE
10
N
15
NE
15
SE
10
WSW
5
SW
15
SE
10
SW
10
S
20
SE
10
SW
10
SSW
10
SW
15
SW
15
SW
20
WSW
10
WSW
15
N
10
N
15
N
10
NE
15
SE
15
SW
15
SSW
10
SW
 mm 
1
1
3
12
11
max°C
28
29
31
30
22
25
22
24
27
26
21
21
21
20
21
19
23
26
23
25
28
25
27
33
28
32
37
26
28
27
23
22
23
22
25
28
Moonrise
11:22
11:46
12:14
12:48
1:32
2:28
3:36
4:50
6:06
7:19
8:29
9:36
Moonset
11:39
12:53
2:10
3:29
4:47
6:01
7:04
7:54
8:33
9:03
9:27
9:48
10:07
Sunrise
5:20
5:22
5:22
5:22
5:24
5:24
5:26
5:26
5:28
5:28
5:30
5:31
Sunset
8:17
8:16
8:16
8:15
8:15
8:14
8:13
8:13
8:12
8:10
8:09
8:08
8:07
Today's sea temperature in Nahant is 19.2 °C (Statistics for 16 Jul 1981-2005 – mean: 19.3 max: 21.5 min: 17.7°C)
Issued (local time): 7 pm Wednesday 16 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest