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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 7 pm Thursday 09 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
5.2° C
(Which is normal for this time of year)How big are the waves at Nantasket Beach today?
The current surf forecast for Nantasket Beach at 1AM is: 0.4m 4s primary swell from a Southeast direction and 0.1m 9s secondary swell from a East direction (forecast issued at 07:00pm April 09). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | 0.5ft (0.2m) | 9s |
| Afternoon (10 Apr) | 1.5ft (0.4m) | 9s |
| Evening (10 Apr) | 1.5ft (0.5m) | 9s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 09 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
| 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 | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 3 | 4 | 4 | 4 | 11 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6 | 10 | 6 | 3 | 2 | 6 | 14 | 26 | 40 | 39 | 51 | 49 | 51 | 56 | 57 | 56 | 56 | 55 | 56 | 76 | 57 | 60 | 65 | 65 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- on |
High Tide / height (m) | 5:34PM 2.27 | 5:44AM 2.54 | 6:28PM 2.27 | 6:40AM 2.54 | 7:23PM 2.32 | 7:37AM 2.59 | ||||||||||||||||||
Low Tide / height (m) | 11:28PM 0.68 | 12:10PM 0.50 | 12:24AM 0.68 | 1:05PM 0.48 | 1:21AM 0.61 | 1:59PM 0.41 | ||||||||||||||||||
Thursday 09 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - |
| Sunset | 7:16 | - | - | - | - | - | - | - | 7:17 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - |
 |  | | | |  | | | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 2 | 1 | 2 | 2 | 3 | 10 | 16 | 15 | 10 | 10 | 11 | 10 | 7 | 9 | 12 | 12 | 10 | 6 | 5 | 4 | 4 | 6 | 9 |
| Feels °C (?) | 1 | -4 | -4 | -3 | -3 | -2 | 5 | 11 | 9 | 3 | 4 | 6 | 4 | 1 | 3 | 5 | 5 | 4 | -1 | -1 | -1 | 0 | 3 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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