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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 6 pm Thursday 27 Nov 2025 ESTForecast 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
9.0° C
(Which is slightly cooler than normal)How big are the waves at Nantasket Beach today?
The current surf forecast for Nantasket Beach at 1AM is: 0.2m 10s primary swell from a East-southeast direction (forecast issued at 06:00pm November 27). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Nov) | 0.5ft (0.1m) | 9s |
| Afternoon (28 Nov) | 0.5ft (0.1m) | 9s |
| Evening (28 Nov) | 0.5ft (0.1m) | 9s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 5 | 9 | 9 | 3 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 11 | 10 | 9 | 9 | 8 | 3 | 2 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross | cross | cross- off |
High Tide / height (m) | 3:53PM 2.69 | 4:37AM 2.53 | 4:49PM 2.68 | 5:28AM 2.66 | 5:46PM 2.70 | 6:20AM 2.83 | ||||||||||||||||||
Low Tide / height (m) | 10:17PM 0.24 | 10:38AM 0.47 | 11:08PM 0.20 | 11:36AM 0.35 | 12:00AM 0.16 | 12:34PM 0.19 | ||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - |
| Sunset | 4:13 | - | - | - | - | - | - | - | 4:13 | - | - | - | - | - | - | - | 4:12 | - | - | - | - | - | - | - |
 |  | |  | |  | | | |  | | | | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 5 | 4 | 3 | 1 | 0 | 3 | 5 | 4 | 3 | 2 | 1 | 0 | 0 | 1 | 4 | 4 | 3 | 1 | 1 | 2 | 3 | 6 | 9 |
| Feels °C (?) | 1 | -1 | -3 | -4 | -6 | -7 | -5 | -4 | -5 | -5 | -7 | -7 | -8 | -8 | -7 | -4 | -3 | -2 | -3 | -2 | -3 | -2 | 0 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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