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Nantasket Beach Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Nantasket Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 1 pm Sunday 26 Apr 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
7.7° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Nantasket Beach today?
The current surf forecast for Nantasket Beach at 6PM is: 0.3m 12s primary swell from a East-northeast direction and 0.2m 7s secondary swell from a East direction (forecast issued at 01:00pm April 26). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | 1ft (0.3m) | 13s |
| Afternoon (26 Apr) | 1ft (0.3m) | 13s |
| Evening (26 Apr) | 1ft (0.3m) | 12s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Mon afternoon, min 5°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | E 12 | E 12 | ENE 10 | ENE 9 | ENE 9 | E 9 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | |
33 | 32 | 30 | 29 | 29 | 12 | 12 | 9 | 8 | 8 | 6 | 35 | 26 | 51 | 177 | 222 | 187 | 223 | 305 | 381 | 455 | 445 | 404 | 356 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | glassy | glassy | cross | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross | |
High Tide | 8:32PM2.73m | 8:56AM2.79m | 9:28PM2.83m | 9:53AM2.80m | 10:14PM2.92m | |||||||||||||||||||
Low Tide | 2:13PM0.20m | 2:38AM0.29m | 3:10PM0.19m | 3:37AM0.18m | 3:59PM0.19m | 4:27AM0.09m | ||||||||||||||||||
 | |  |  |  | | | | | | | | | | | | |  | | |  | | | | |
 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — |
 | — | — | 7:36 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | 7:39 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 11 | 11 | 10 | 9 | 9 | 8 | 9 | 11 | 12 | 11 | 9 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 |
7 | 7 | 7 | 6 | 6 | 6 | 4 | 5 | 7 | 7 | 7 | 5 | 2 | 1 | 1 | -1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |
Swell 1 Height (m) Direction Period (s) | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | E 9 | NE 4 | E 7 | E 7 | E 7 | E 8 | E 11 | E 8 | — | E 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 33 | 32 | 30 | 29 | 29 | 11 | 9 | 9 | 8 | 8 | 6 | 3 | 26 | 51 | 86 | 133 | 2 | 223 | — | 381 | 455 | 445 | 404 | 356 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | — | — | E 12 | E 12 | E 12 | E 12 | E 12 | SE 7 | ESE 7 | E 9 | E 9 | E 9 | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 4 | 4 | — | — | 12 | 12 | 3 | 3 | 3 | 2 | 5 | 6 | 6 | 6 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | NE 4 | NE 4 | — | — | — | — | — | S 8 | — | SE 7 | E 12 | E 9 | E 12 | E 12 | E 12 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | — | — | — | — | — | 1 | — | 2 | 3 | 6 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NNE 2 | NE 3 | NE 3 | ENE 3 | E 7 | NE 3 | — | E 8 | E 8 | E 8 | — | E 8 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 1 | 1 | 2 | 5 | 35 | 2 | — | 177 | 222 | 187 | — | 305 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 79 | 653 | 558 | 523 | 117 | 117 | 133 | 276 | 117 | 276 | 117 | 117 | 98 | 32 | 32 | 32 | 32 | 32 | 32 | 17 | 17 | 17 | 17 | 17 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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