Surf Forecasts:
How big are the waves at Nantasket Beach today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 0.5ft (0.1m), 10s period with E swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 0.5ft (0.1m), 10s period with E swell.
- Evening surf: Evening surf (12 Sep, local time) - 0.5ft (0.2m), 10s period with E swell.
The current surf forecast for Nantasket Beach at 5AM is: 0.1m 11s primary swell from a East direction and 0.2m 3s secondary swell from a North-northeast direction (forecast issued at 01:00am September 12). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 0.5ft (0.1m) | 10s |
| Afternoon (12 Sep) | 0.5ft (0.1m) | 10s |
| Evening (12 Sep) | 0.5ft (0.2m) | 10s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Sun afternoon. Warm (max 21°C on Sat afternoon, min 14°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 11 | E 11 | E 10 | E 10 | E 10 | ESE 3 | E 10 | SE 3 | SSE 3 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ESE 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | E 8 | ESE 8 | ESE 8 | ESE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2 | 2 | 2 | 2 | 2 | 3 | 8 | 4 | 5 | 8 | 8 | 8 | 8 | 7 | 7 | 8 | 7 | 8 | 8 | 7 | 6 | 14 | 13 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | on | cross-on | cross | cross-off | cross-off | cross | cross-off | on | on | cross | glassy | cross-off | cross-off | off | cross-off | cross-off | cross | cross-on | cross | cross |
High Tide | 00:19AM3.15m | 12:43PM3.12m | 1:06AM3.07m | 1:26PM3.12m | 1:52AM2.95m | 2:08PM3.07m | ||||||||||||||||||
Low Tide | 6:31AM-0.14m | 6:53PM-0.12m | 7:14AM-0.06m | 7:39PM-0.09m | 7:55AM0.06m | 8:24PM-0.01m | ||||||||||||||||||
 | |  | | | |  | | |  |  |  | |  | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 9 | 10 | 1 | — | — | — | — | 2 | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 19 | 21 | 21 | 20 | 18 | 18 | 18 | 19 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 16 | 18 | 21 | 20 | 19 | 16 |
Feels °C | 15 | 15 | 15 | 17 | 18 | 18 | 18 | 17 | 17 | 18 | 20 | 19 | 19 | 19 | 20 | 20 | 19 | 17 | 14 | 14 | 18 | 18 | 17 | 12 |
Swell 1 Height (m) Direction Period (s) | NNE 4 | NNE 3 | NNE 3 | E 10 | — | E 10 | E 10 | SE 3 | ESE 3 | ESE 4 | E 10 | SE 4 | E 10 | ESE 3 | ESE 4 | ESE 4 | E 4 | E 4 | N 3 | ESE 6 | ESE 6 | ESE 8 | ESE 8 | ESE 8 |
| kJ | 2 | 1 | 1 | 2 | — | 2 | 2 | 3 | 1 | 1 | 8 | 2 | 8 | 4 | 4 | 3 | 3 | 1 | 1 | 4 | 4 | 14 | 13 | 12 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 10 | — | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | — | E 10 | E 10 | E 10 | E 9 | ESE 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | E 8 | E 5 | E 5 | ENE 5 |
| kJ | 2 | 2 | 2 | — | 2 | 2 | 8 | 2 | 2 | 8 | — | 8 | 8 | 7 | 7 | 8 | 7 | 8 | 8 | 7 | 6 | 2 | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | SSE 4 | SE 6 | SE 6 | ESE 6 | — | — | E 5 | N 3 | E 15 |
| kJ | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | 4 | — | — | 2 | 1 | 4 |
Wind waves Height (m) Direction Period (s) | N 3 | — | — | ENE 3 | — | ESE 3 | ESE 3 | SSE 3 | SSE 3 | SSE 4 | SE 4 | SE 4 | SE 4 | — | — | — | — | NW 2 | — | NNW 3 | N 3 | N 3 | — | — |
| kJ | 2 | — | — | 1 | — | 3 | 4 | 4 | 5 | 5 | 2 | 8 | 4 | — | — | — | — | 1 | — | 1 | 1 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 660 | 655 | 662 | 1230 | 950 | 961 | 531 | 618 | 108 | 108 | 353 | 160 | 98 | 113 | 113 | 85 | 85 | 85 | 67 | 67 | 67 | 67 | 523 | 108 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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