Surf Forecasts:
Nahant Beach surf forecast from 21 Sep 2026:
- Most powerful swell: Friday 25 Sep, 5PM (local time) - 13ft (4.0m), 11s period, ENE swell with 4,011 kJ wave energy.
Best Forecast Surf Conditions for Nahant Beach this week:
The most powerful waves expected at Nahant Beach in the next 16 days are 4.0m 11s and forecast to arrive on Friday (Sep 25) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 12s period and expected on Thursday (Sep 24) at 5PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 5PM (Fri 25th Sep) | 13ft (4.0m) 11s |
Table - best surf conditions forecast for Nahant Beach over the next 16 days.
Short Range ForecastLight rain (total 8mm), mostly falling on Sun night. Very mild (max 16°C on Sun night, min 12°C on Sun night). Winds increasing (light winds from the S on Sun night, fresh winds from the NE by Wed morning). | Days 5-7 Weather SummaryModerate rain (total 16mm), heaviest on Fri night. Very mild (max 16°C on Fri afternoon, min 12°C on Wed night). Winds increasing (light winds from the NE on Wed night, strong winds from the NNE by Fri night). | ||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ESE 8 | NE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 7 | ENE 6 | E 7 | E 8 | E 9 | E 9 | E 9 | E 11 | E 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 14 | 51 | 45 | 47 | 119 | 212 | 131 | 286 | 501 | 676 | 822 | 917 | 1555 | 3170 | 4011 | 3554 | 2654 | 2156 | 1236 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:01AM2.28m | 8:12PM2.59m | 8:54AM2.37m | 9:04PM2.68m | 9:40AM2.51m | 9:51PM2.77m | 10:22AM2.65m | 10:35PM2.86m | 11:00AM2.80m | 11:17PM2.93m | 11:37AM2.95m | 11:57PM2.98m | |||||||
Low Tide | 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 | 5:04PM0.12m | 5:25AM0.04m | 5:46PM-0.02m | |||||||
 |  | |  |  | | | |  |  | | | | | |  |  | |  | |
 | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — |
 | 6:45 | — | 6:43 | — | — | 6:40 | — | — | 6:38 | — | — | 6:37 | — | — | 6:36 | — | — | 6:34 | — |
mm | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 | 2 | 1 | 4 |
Temp °C | 16 | 15 | 16 | 15 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 16 | 12 | 13 | 14 |
Feels °C | 17 | 10 | 12 | 12 | 7 | 6 | 9 | 9 | 7 | 9 | 8 | 8 | 8 | 6 | 9 | 9 | 4 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | SE 4 | ESE 8 | ESE 8 | ESE 10 | ESE 7 | E 14 | E 13 | E 13 | — | — | — | S 12 | S 13 | ESE 12 | — | — | — | SE 9 | — |
| kJ | 9 | 13 | 6 | 9 | 50 | 4 | 4 | 3 | — | — | — | 3 | 3 | 2845 | — | — | — | 14 | — |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 10 | ESE 10 | E 16 | E 14 | E 14 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 14 | 10 | 10 | 5 | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 7 | ENE 6 | E 7 | E 8 | E 9 | E 9 | E 9 | E 11 | E 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 9 |
| kJ | — | 51 | 45 | 47 | 119 | 212 | 131 | 286 | 501 | 676 | 822 | 917 | 1555 | 3170 | 4011 | 3554 | 2654 | 2156 | 1236 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 221 | 520 | 529 | 652 | 650 | 574 | 2670 | 946 | 946 | 650 | 650 | 956 | 650 | 889 | 946 | 995 | 946 | 889 | 534 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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.
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