Nahant Beach Surf Break

Lat Long: 42.42° N 70.90° W

Issued: 1 am 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nahant Beach sea temperature is
16.7° C

Slightly cooler than normal

Nahant Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Nahant Beach today (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 1ft (0.3m), 10s period with ESE swell.
  • Evening surf: Evening surf (30 Jun, local time) - 2.5ft (0.8m), 4s period with SSE swell.

The current surf forecast for Nahant Beach at 6AM is: 0.4m 10s primary swell from a Southeast direction (forecast issued at 01:00am June 30). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Jun)1.5ft (0.4m)10s
Afternoon (30 Jun)1ft (0.3m)10s
Evening (30 Jun)2.5ft (0.8m)4s

Table - waves today at Nahant Beach. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Wed night. Warm (max 37°C on Thu afternoon, min 19°C on Tue night). Wind will be generally light.

Tuesday
30
Wednesday
1
Thursday
2
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ESE
10
0.3
ESE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.3
ESE
10
0.9
SSE
4
0.8
SSE
5
0.3
ESE
10
0.3
ESE
10
0.4
SSE
5
0.2
ESE
10
0.2
ESE
10
0.2
ESE
8
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
9
0.4
S
5
0.5
SSE
5
0.4
SE
5
0.4
SE
6
Wave Graph
Metric surfscale
Energy kJ
18
18
24
24
24
19
32
24
18
18
9
9
10
6
10
9
9
9
9
8
8
14
8
8
Wind (km/h)
10
SW
10
SW
10
SW
10
SSE
15
SE
20
SSW
20
SSW
20
SW
20
SW
20
SSW
20
SW
20
SW
20
WSW
20
SW
15
SW
20
SW
15
SW
15
SW
15
WSW
10
W
5
W
5
WSW
10
W
15
W
Wind State
cross-off
cross-off
cross-off
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
glassy
glassy
off
off
High Tide
00:00AM2.88m
12:40PM2.48m
00:40AM2.90m
1:19PM2.51m
1:19AM2.90m
1:57PM2.54m
Low Tide
6:25AM0.14m
6:25PM0.45m
7:03AM0.11m
7:06PM0.42m
7:41AM0.10m
7:47PM0.41m
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
thunderstorm
thunderstorm
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:23
8:23
 mm
1
2
3
1
Temp °C
21
21
22
27
27
29
26
22
20
19
21
29
34
34
28
23
23
23
27
34
36
37
36
31
Feels °C
21
22
23
27
26
27
26
20
18
18
19
28
34
34
29
24
24
25
30
37
38
39
37
32
Swell 1
Height (m)
Direction
Period (s)
0.3
ESE
10
0.3
ESE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.3
ESE
10
0.3
ESE
10
0.3
ESE
10
0.5
SE
4
0.4
SSE
5
0.4
SSE
5
0.3
SSE
5
0.2
ESE
8
0.3
SSE
4
0.2
SSE
6
0.2
ESE
10
0.4
SSE
4
0.2
ESE
10
0.2
ESE
10
0.2
ESE
9
0.2
ESE
9
0.2
ESE
9
0.4
SE
5
0.4
SE
6
Energy kJ
18
18
24
24
24
19
18
18
10
8
9
5
6
3
4
9
6
9
9
8
8
8
7
8
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.3
ESE
10
0.3
ESE
10
0.2
ESE
8
0.2
ESE
8
0.2
SSE
5
0.2
ESE
8
0.2
ESE
8
0.1
SE
7
0.2
ESE
10
0.1
SE
5
0.2
SSE
5
0.2
SSE
5
0.2
SSE
5
0.2
SSE
5
0.2
ESE
9
0.2
ESE
9
Energy kJ
10
10
9
18
18
6
6
2
6
6
2
9
1
3
3
2
2
8
8
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
SSE
6
0.2
ESE
10
0.1
SE
7
0.2
S
3
0.2
WSW
3
Energy kJ
9
9
10
3
10
2
1
1
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
2
0.7
SE
4
0.9
SSE
4
0.8
SSE
5
0.4
SW
3
0.4
SW
3
0.4
SW
3
0.4
SW
3
0.4
SSW
3
0.2
WSW
3
0.7
S
5
0.8
S
4
0.4
SW
3
0.4
SSW
3
0.4
SW
3
0.4
S
5
0.5
SSE
5
0.3
W
2
Energy kJ
1
15
32
24
2
3
2
3
4
1
22
26
2
4
2
8
14
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
Distance (km)
47
47
169
178
1248
650
529
97
97
53
53
97
56
53
53
97
53
53
60
320
97
97
43
56
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
2
3
1
2
2
2
2
2
2
3
1
1
2
2
2
3
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
4
5
5
8
5
7
6
6
5
7
9
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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