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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 am Thursday 16 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
7.0° C
(Which is 1.5°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 6AM is: 0.1m 8s primary swell from a East direction and 0.2m 3s secondary swell from a East direction (forecast issued at 01:00am April 16). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Apr) | 0.5ft (0.1m) | 8s |
| Afternoon (16 Apr) | 0.5ft (0.1m) | 10s |
| Evening (16 Apr) | 0.5ft (0.1m) | 14s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 10 | 10 | 14 | 10 | 4 | 8 | 10 | 8 | 9 | 14 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 7 | 7 | 1 | 1 | 1 | 2 | 2 | 4 | 3 | 2 | 3 | 2 | 6 | 2 | 4 | 4 | 5 | 5 | 5 | 7 | 14 | 20 | 28 | 26 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | on | cross- on | cross | cross- on | on | cross- on | cross- off | cross- off | off | off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on |
High Tide / height (m) | 10:34PM 3.03 | 10:59AM 3.02 | 11:16PM 3.21 | 11:46AM 3.08 | 12:00AM 3.35 | 12:34PM 3.09 | ||||||||||||||||||
Low Tide / height (m) | 4:46AM -0.12 | 5:04PM -0.05 | 5:32AM -0.29 | 5:48PM -0.10 | 6:20AM -0.41 | 6:34PM -0.11 | ||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 5:58 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:25 | - | - | - | - | - | - | - | 7:27 | - |
 |  |  |  | |  | | | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | 1 | 12 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 6 | 7 | 9 | 9 | 9 | 10 | 11 | 11 | 17 | 18 | 17 | 18 | 21 | 13 | 12 | 11 | 12 | 9 | 6 | 6 | 7 | 8 | 7 | 6 |
| Feels °C (?) | 3 | 5 | 7 | 7 | 7 | 8 | 8 | 9 | 16 | 17 | 16 | 17 | 19 | 9 | 10 | 10 | 11 | 6 | 3 | 4 | 4 | 5 | 4 | 3 |
- 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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