Nahant Beach Surf Break

Lat Long: 42.42° N 70.90° W

Nahant Beach Surf Forecast and Surf Report

Issued: 7 am 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Nahant Beach sea temperature is
20.4° C
1.1° 

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 16 Jul 2026:

  • Best quality surf: Sunday 19 Jul, 5AM (local time) - 3ft (0.9m), 6s period, SE swell with offshore winds.
  • Most powerful swell: Sunday 19 Jul, 2AM (local time) - 3ft (0.9m), 6s period, SSE swell with 60 kJ wave energy.
  • Next surfable swell (1★+): Sunday 19 Jul, 5AM (local time) - 3ft (0.9m), 6s period with SE 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 Sunday (Jul 19) at 5AM. The primary swell is predicted to be 0.9m and 6s period with a secondary swell of 0.1m and 13s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Nahant Beach in the next 16 days are 0.9m 6s and forecast to arrive on Sunday (Jul 19) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Sunday (Jul 19) at 5PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sun 19th Jul)3ft (0.9m) 6s
Best Surf 5AM (Sun 19th Jul)3ft (0.9m) 6s
Most Powerful 2AM (Sun 19th Jul)3ft (0.9m) 6s

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


The Lowdown

Alright folks, Rusty here. Let’s be straight with you about Nahant Beach. We’ve got a long look ahead, but it’s a proper struggle for most of it. The pattern is essentially flat or tiny, with messy wind and weak, short-period energy. The first real chance of anything remotely rideable doesn’t show up until Saturday the 25th, and even then it’s a marginal call. That’s a solid 9-day gap from the start of the forecast with nothing worth paddling out for.

The water temp is sitting at 69°F, which is a touch warmer than normal for this time of year, so at least you won’t be freezing while you’re waiting.

Let’s get into the details. Thursday the 16th and Friday the 17th are a write-off. We’re talking about 0.3ft of weak, 15-second period easterly energy. The combined energy is a pitiful 7, so there’s nothing moving. Winds are offshore or cross-off in the mornings, but with no swell to work with, it’s just a flat, clean lake.

There’s a slight bump on Saturday the 18th afternoon, with a 3ft SSE swell, but the period is a terrible 4 seconds. The combined energy hits 39, which is still weak. The southerly wind is howling at 35 km/h, which is a fresh breeze. It’s clean, but that short-period windswell is just bumpy and weak. Not worth getting wet for.

The rest of that week and into the next is more of the same: tiny swells, periods under 10 seconds, and mostly cross or cross-on winds. The combined energy readings stay well under 100, which is weak. There’s a bit of a lift on the 24th (Friday), with a 4ft ESE swell and a combined energy of 130, but the period is only 6 seconds and the wind is onshore. It’s going to be a choppy mess.

The Standout (and really the only option):

Look to Saturday the 25th morning. That’s the one window. An ESE swell at 3ft with a period of 9 seconds, and the combined energy is 144 (moderate). The wind is light out of the NW, so it’s clean. The wave comment says “surfable waves but very ordinary conditions,” and honestly, that’s the best we’ve got. It’s a score of 1 in the data, so it’s not going to be pumping, but it’s the only time you’ll find a clean, waist-high wave. The swell direction is ESE, which is off the optimum ENE for this spot, but beggars can’t be choosers. Expect some crowds, as this place is often busy.

The next morning, Sunday the 26th, has a similar-sized 4ft SE swell, but the period drops to 7 seconds, and the cross-on wind will make it messy. The combined energy is 226 (strong), but the quality just isn’t there.

After that, it’s back to small, weak, and choppy for the rest of the window. The 27th has a 3ft SE swell with a 7-second period and 150 combined energy, but the wind is cross-on and fresh. It’s a choppy, difficult paddle.

Frankly, for most of this 16-day run, the setup at Nahant Beach, with the small, weak swell and persistent wind, makes it look more interesting for a kite surfer than a paddler. Keep your expectations really low, and if you’re desperate, the 25th morning is your only chance for a few clean but ordinary waves.

Rusty.

Short Range Forecast

Light rain (total 4mm), mostly falling on Sat night. Warm (max 31°C on Thu afternoon, min 19°C on Thu night). Winds increasing (calm on Fri afternoon, fresh winds from the SSW by Sat afternoon).

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Tue night. Warm (max 26°C on Sun afternoon, min 17°C on Mon night). Wind will be generally light.

Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
AM
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
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)
0.1
E
15
0.1
E
15
0.1
E
15
0.1
E
14
0.1
E
14
0.4
SE
4
0.1
E
14
0.9
SSE
4
0.9
SSE
6
0.4
SE
6
0.3
SE
6
0.1
E
12
0.1
SE
10
0.7
SE
3
0.5
SE
4
0.1
E
12
0.9
SSE
5
0.7
SE
5
0.6
SE
6
0.6
SE
9
0.6
ESE
9
Wave Graph
Metric surfscale
Energy kJ
4
4
5
4
4
4
4
34
60
13
6
3
4
11
8
3
39
27
23
47
56
Wind (km/h)
20
W
30
WNW
15
NW
15
NW
5
SE
5
WSW
10
S
35
SSW
30
SW
15
WNW
20
NW
15
WNW
10
NNW
20
SE
15
SSW
20
S
25
SSW
15
SW
15
WNW
15
NW
5
N
Wind State
off
cross-off
cross-off
cross-off
cross-on
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross
High Tide
1:34PM2.96m
1:46AM3.33m
2:25PM2.98m
2:40AM3.19m
3:16PM2.97m
3:32AM3.02m
4:06PM2.93m
4:26AM2.83m
4:56PM2.87m
5:22AM2.64m
5:48PM2.80m
6:19AM2.48m
6:41PM2.73m
Low Tide
7:30PM-0.08m
8:07AM-0.34m
8:23PM-0.04m
8:56AM-0.22m
9:17PM0.03m
9:45AM-0.07m
10:11PM0.12m
10:34AM0.11m
11:07PM0.22m
11:25AM0.28m
00:05AM0.31m
12:17PM0.43m
1:04AM0.37m
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
rain showers
part cloud
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
heavy rain
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:22
5:22
5:22
5:24
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:17
8:16
8:16
8:15
8:15
8:14
8:13
 mm
4
1
17
Temp °C
29
31
26
24
27
25
27
31
23
25
26
23
23
23
22
26
26
22
22
24
21
Feels °C
25
26
24
20
25
23
25
28
21
23
23
20
21
19
19
24
24
22
19
21
18
  • 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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