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Nantasket Beach Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Nantasket Beach surfForecast / Massachusetts / USA
16 Day Weather and Surf, issued 1 am Tuesday 12 May 2026 EDTForecast update in hr min s Forecast update imminent
Nantasket Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nantasket Beach sea temperature is
10.0° C
(Which is 1.2°C warmer than normal for this time of year)Best Forecast Surf Conditions for Nantasket Beach this week:
The surf forecast for Nantasket Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (May 12) at 8AM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.3m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Nantasket Beach in the next 16 days are 1.3m 10s and forecast to arrive on Friday (May 15) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Sunday (May 17) at 5PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Tue 12th May) | 2.5ft (0.7m) 8s |
| Best Surf | 11PM (Fri 15th May) | 4.5ft (1.3m) 10s |
| Most Powerful | 11PM (Fri 15th May) | 4.5ft (1.3m) 10s |
Table - best surf conditions forecast for Nantasket Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 15°C on Wed afternoon, min 8°C on Tue morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 24°C on Sat afternoon, min 9°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
E 8 | E 8 | E 7 | ESE 7 | SSE 4 | SSE 5 | SE 5 | ESE 6 | E 6 | ESE 9 | E 10 | E 10 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | SE 8 | SE 9 | SE 9 | |
45 | 29 | 9 | 10 | 16 | 14 | 31 | 39 | 67 | 110 | 183 | 267 | 136 | 79 | 35 | 12 | 12 | 5 | 2 | 3 | 3 | |
Wind (km/h) | |||||||||||||||||||||
cross | glassy | cross-off | cross | cross-off | cross | cross-on | on | cross-off | cross | cross | off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross-off | cross-off | |
High Tide | 8:19PM2.81m | 8:45AM2.76m | 9:08PM3.00m | 9:39AM2.85m | 9:56PM3.20m | 10:31AM2.94m | 10:44PM3.36m | 11:22AM3.00m | 11:33PM3.47m | 12:14PM3.02m | 00:24AM3.51m | 1:08PM3.00m | 1:17AM3.48m | ||||||||
Low Tide | 2:01PM0.27m | 2:33AM0.22m | 2:52PM0.19m | 3:27AM0.01m | 3:41PM0.09m | 4:18AM-0.19m | 4:30PM0.02m | 5:09AM-0.35m | 5:19PM-0.03m | 6:00AM-0.45m | 6:10PM-0.04m | 6:53AM-0.47m | 7:03PM-0.02m | ||||||||
 |  |  |  | |  | |  | | | | | | |  | | | | | | | |
 | 5:24 | — | — | 5:24 | — | — | 5:22 | — | — | 5:22 | — | — | 5:20 | — | — | 5:20 | — | — | 5:18 | — | — |
 | — | 7:53 | — | — | 7:54 | — | — | 7:55 | — | — | 7:57 | — | — | 7:58 | — | — | 7:59 | — | — | 8:00 | — |
— | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 14 | 14 | 12 | 15 | 13 | 14 | 12 | 11 | 10 | 9 | 11 | 18 | 24 | 19 | 21 | 23 | 19 | 16 | 21 | 17 |
8 | 11 | 10 | 7 | 8 | 7 | 11 | 10 | 10 | 8 | 5 | 9 | 14 | 20 | 15 | 17 | 19 | 15 | 12 | 16 | 14 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 7 | ESE 7 | ESE 7 | E 7 | ESE 6 | ESE 6 | E 6 | ESE 9 | E 10 | E 10 | E 9 | E 9 | E 8 | E 8 | E 8 | NNE 4 | SE 8 | SSE 4 | SE 9 |
 kJ | 45 | 29 | 9 | 10 | 4 | 8 | 13 | 39 | 67 | 110 | 183 | 267 | 136 | 79 | 35 | 12 | 12 | 3 | 2 | 1 | 3 |
Swell 2 Height (m) Direction Period (s) | E 12 | NE 4 | ESE 7 | E 7 | E 7 | E 10 | E 10 | E 10 | E 10 | E 6 | — | — | — | — | NE 5 | SSE 8 | SE 9 | E 8 | — | SE 9 | — |
| kJ | 11 | 5 | 9 | 4 | 4 | 2 | 2 | 2 | 2 | 25 | — | — | — | — | 1 | 7 | 3 | 5 | — | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | E 11 | E 10 | E 10 | E 10 | E 13 | — | — | — | — | — | — | — | — | NE 5 | — | — | SE 9 | E 8 | E 7 | — |
| kJ | — | 10 | 9 | 8 | 8 | 3 | — | — | — | — | — | — | — | — | 1 | — | — | 3 | 1 | 1 | — |
Wind waves Height (m) Direction Period (s) | NE 4 | — | — | — | SSE 4 | SSE 5 | SE 5 | ESE 5 | — | NNE 4 | NE 5 | — | WNW 2 | — | SW 2 | NW 3 | NNW 3 | — | — | SW 2 | NNE 3 |
| kJ | 4 | — | — | — | 16 | 14 | 31 | 36 | — | 8 | 66 | — | 1 | — | 1 | 1 | 3 | — | — | 1 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 7 | 12 | 55 | 58 | 1828 | 571 | 113 | 314 | 0 | 32 | 28 | 0 | 0 | 26 | 58 | 108 | 113 | 91 | 523 | 523 | 523 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Nantasket 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 Nantasket Beach Surf forecast
The above surf forecast table for Nantasket Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nantasket Beach can be found by selecting the local surf guide option on the grey menu. Our Nantasket 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 (Nantasket 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 Nantasket 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.
Nantasket Beach is 8 km (5 miles) from the city of Hingham. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Hingham. Hingham has rooms for a wide range of budgets as well as car hire and transport links.
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