Nahant Beach Surf Break

Lat Long: 42.42° N 70.90° W

Nahant Beach Surf Forecast and Surf Report

Issued: 7 pm 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nahant Beach sea temperature is
17.5°C
0.2° 

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


Nahant Beach surf forecast from 19 Sep 2026:

  • Best quality surf: Friday 25 Sep, 8AM (local time) - 16ft (5.0m), 10s period, ENE swell with cross-shore winds.
  • Most powerful swell: Friday 25 Sep, 11AM (local time) - 16ft (5.0m), 10s period, ENE swell with 4,772 kJ wave energy.
  • Next surfable swell (1★+): Friday 25 Sep, 8AM (local time) - 16ft (5.0m), 10s period with ENE swell.

Best Forecast Surf Conditions for Nahant Beach this week:

The surf forecast for Nahant Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 25) at 8AM. The primary swell is predicted to be 5.0m and 10s period. The wind is predicted to be cross-shore as the swell arrives.

The most powerful waves expected at Nahant Beach in the next 16 days are 5.0m 10s and forecast to arrive on Friday (Sep 25) at 11AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 11s period and expected on Thursday (Sep 24) at 5AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Fri 25th Sep)16ft (5.0m) 10s
Best Surf 8AM (Fri 25th Sep)16ft (5.0m) 10s
Most Powerful11AM (Fri 25th Sep)16ft (5.0m) 10s

Table - best surf conditions forecast for Nahant Beach over the next 16 days.


Short Range Forecast

Moderate rain (total 16mm), heaviest on Sun afternoon. Warm (max 20°C on Fri night, min 11°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 50mm), heaviest during Thu afternoon. Very mild (max 16°C on Mon night, min 11°C on Thu afternoon). Winds increasing (light winds from the E on Mon night, strong winds from the NNE by Thu afternoon).

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
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
Wave
Height (m)
Direction
Period (s)
0.4
ESE
7
1.1
NE
6
0.8
ENE
6
0.2
E
11
0.2
ESE
11
0.2
ESE
11
0.7
E
4
1
NE
5
0.8
ENE
5
0.8
E
5
1.5
ENE
6
1.3
E
6
1.3
E
6
1.7
E
6
1.7
E
7
1.8
E
8
2.1
E
8
2.3
E
9
3.5
E
9
Wave Graph
Metric surfscale
Energy kJ
19
80
41
11
11
12
18
43
26
31
140
139
118
228
286
407
558
787
1979
Wind (km/h)
15
NNE
15
NE
15
ESE
10
SSW
15
SSE
20
ESE
25
NNE
25
NNE
10
E
15
NE
20
ENE
20
NE
25
ENE
35
ENE
30
ENE
35
ENE
40
NE
50
NNE
40
N
Wind State
cross
cross-on
cross-on
cross-off
cross
on
cross
cross-on
on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
6:02AM2.26m
6:14PM2.55m
7:03AM2.24m
7:14PM2.55m
8:01AM2.28m
8:12PM2.59m
8:54AM2.37m
9:04PM2.68m
9:40AM2.51m
9:51PM2.77m
10:22AM2.65m
10:35PM2.86m
Low Tide
11:44PM0.47m
11:54AM0.71m
00:43AM0.52m
12:53PM0.72m
1:42AM0.51m
1:51PM0.67m
2:36AM0.44m
2:45PM0.57m
3:24AM0.34m
3:35PM0.43m
4:06AM0.23m
4:20PM0.28m
4:46AM0.12m
part cloud
clear
clear
part cloud
cloud
light rain
heavy rain
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
heavy rain
heavy rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:28
6:30
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:46
6:45
6:43
6:40
6:38
6:37
 mm
5
11
16
34
34
Temp °C
20
14
14
14
14
14
15
14
16
16
14
12
14
14
13
14
13
12
11
Feels °C
16
10
10
10
11
12
16
9
12
14
10
6
8
8
7
8
7
3
2
  • 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
How to use the Wavefinder 
submit an eyeball surf report

Quick surf report for Nahant Beach:

join our community of surf reporters

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nahant Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Information about the Nahant Beach Surf forecast

The above surf forecast table for Nahant Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nahant Beach can be found by selecting the local surf guide option on the grey menu. Our Nahant Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Nahant Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Nahant Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Nahant Beach is 7 km (4 miles) from Lynn. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Lynn. Lynn has rooms for a wide range of budgets as well as car hire and transport links.

Nearest locationNearest