Nahant Beach Surf Break

Lat Long: 42.42° N 70.90° W

Nahant Beach Surf Forecast and Surf Report

Issued: 1 pm 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's Nahant Beach sea temperature is
16.8° C
2.8° 

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 24 Jul 2026:

  • Best quality surf: Wednesday 29 Jul, 2AM (local time) - 4ft (1.2m), 7s period, SE swell with glassy winds.
  • Most powerful swell: Wednesday 29 Jul, 5AM (local time) - 7ft (2.1m), 7s period, E swell with 483 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 28 Jul, 2AM (local time) - 2.5ft (0.8m), 7s period with ESE 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 Tuesday (Jul 28) at 2AM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.5m and 6s. Another secondary swell of 0.5m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Nahant Beach in the next 16 days are 2.1m 7s and forecast to arrive on Wednesday (Jul 29) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Friday (Jul 24) at 2AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Tue 28th Jul)2.5ft (0.8m) 7s
Best Surf 2AM (Wed 29th Jul)4ft (1.2m) 7s
Most Powerful 5AM (Wed 29th Jul)7ft (2.1m) 7s

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


The Lowdown

Alright folks, Rusty here. Let’s get into it for Nahant Beach. I’ve got to be straight with you – the next 16 days look pretty grim. We’re looking at a long stretch of small, weak, and messy conditions, with a few fleeting moments that might be worth a paddle if you’re desperate.

The Big Picture: A Long, Flat Spell

The truth is, for the first week, from July 23rd right through the end of the month, it’s a write-off. The combined energy of all swells directed here is in the low double digits (42) and often dropping into the teens (18, 20). That’s weak, anemic energy. Swell heights are tiny, between 0.7 ft and 2 ft, with short, weak periods around 7-8 seconds – that’s just windslop. The wind is mostly cross-on or onshore, so the surface is choppy and messy. There’s just nothing to work with.

The Only Glimmer of Hope (Late July)

Now, there is one day that stands out, but it’s not for the faint of heart. On the morning of Wednesday, July 29th, we see a bump in the swell. The forecast shows east energy at 7 ft, with a period of 8 seconds, and the combined energy jumps to 817. That’s a legitimate amount of power for this spot. The wind is a light, cross-shore breeze from the north-northeast at 6 mph, which will keep it relatively clean. But here’s the catch: that 7 ft swell is big. For a beginner spot like Nahant Beach, this is expert territory. It’s going to be a powerful, chunky wave, and the short period (8 seconds) means it’ll be a bit dumpy. This is a true stand-out for the crowd that can handle heavy, close-out shorebreak, but it’s not a day for the average surfer.

The Second Week: Back to the Desert

After that brief pulse, we slide right back into a drought. From July 30th all the way through to August 7th, the conditions are depressing. The combined energy drops back to the 20-40 range, and swell heights are consistently under 3 ft. The wind is all over the place, but rarely favorable. We get a few moments of glassy conditions on the morning of July 30th and again on August 4th, but with only 3 ft and 0.7 ft of swell respectively, there’s just no wave to ride. It’s flat, and it’s going to stay flat.

The Crowd Factor

When the surf is this poor, crowds aren’t really a concern at Nahant Beach. It’s a consistent spot, but when the waves are this small, most people will stay home. The only time it might get busy is that Wednesday morning, July 29th, if the swell actually shows up, but given the conditions, it’s a risk.

The Verdict

Honestly, this is a tough run. The standout is that Wednesday, July 29th morning, but only for the experienced. For everyone else, the forecast is a blank. It’s the kind of dry spell where you might want to check the tide charts for a longboard and a tiny, clean day, or just count on the forecasts changing. It doesn’t usually stay this poor for this long.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Fri afternoon, min 16°C on Sat night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 14mm), heaviest on Tue night. Warm (max 27°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
PM
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
1
0
0
2
2
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
ESE
8
0.6
ESE
7
0.4
ESE
7
0.7
SE
7
0.4
SE
7
0.4
ESE
7
0.4
ESE
7
0.6
ESE
7
0.7
ESE
7
0.6
ESE
6
0.7
ESE
7
0.6
ESE
7
0.9
ESE
7
0.8
ESE
7
0.6
ESE
7
1.2
SE
6
1.2
SE
7
2
E
8
1.9
NE
7
1.3
ENE
7
Wave Graph
Metric surfscale
Energy kJ
42
36
18
47
14
20
20
33
45
26
47
41
79
70
43
89
127
459
405
172
Wind (km/h)
10
ESE
10
SW
10
SE
20
SE
5
WSW
15
ESE
15
E
10
NNE
10
E
15
ESE
10
SSW
15
SSE
15
SSW
10
SSW
15
S
10
ESE
0
ENE
10
NNE
10
NE
10
N
Wind State
cross-on
cross-off
cross-on
cross-on
cross-off
on
on
cross
on
cross-on
cross-off
cross
cross-off
cross-off
cross
cross-on
glassy
cross
cross-on
cross
High Tide
7:35PM2.69m
8:17AM2.31m
8:29PM2.69m
9:14AM2.30m
9:21PM2.71m
10:05AM2.33m
10:10PM2.76m
10:52AM2.38m
10:55PM2.82m
11:34AM2.45m
11:37PM2.87m
12:14PM2.52m
00:17AM2.91m
Low Tide
2:03AM0.39m
2:06PM0.60m
3:00AM0.38m
2:59PM0.61m
3:52AM0.33m
3:49PM0.57m
4:38AM0.27m
4:35PM0.51m
5:20AM0.21m
5:19PM0.45m
5:58AM0.14m
6:01PM0.37m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
rain showers
light rain
thunderstorm
thunderstorm
light rain
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
5:28
5:30
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:12
8:12
8:10
8:09
8:08
8:07
8:07
 mm
3
3
1
6
1
2
Temp °C
24
22
23
25
23
22
22
19
20
21
19
24
27
21
20
24
22
18
22
19
Feels °C
22
19
21
22
20
19
19
18
18
19
17
22
25
19
21
26
25
19
23
21
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

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