Surf Forecasts:
How big are the waves at Nantasket Beach today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 0.5ft (0.1m), 13s period with E swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 0.5ft (0.1m), 13s period with E swell.
- Evening surf: Evening surf (14 Aug, local time) - 1.5ft (0.4m), 3s period with S swell.
The current surf forecast for Nantasket Beach at 8PM is: 0.4m 3s primary swell from a South direction (forecast issued at 01:00pm August 14). The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 0.5ft (0.1m) | 13s |
| Afternoon (14 Aug) | 0.5ft (0.1m) | 13s |
| Evening (14 Aug) | 1.5ft (0.4m) | 3s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Mon morning. Warm (max 26°C on Fri afternoon, min 19°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||
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 13 | E 13 | E 13 | S 3 | E 9 | E 9 | NNE 4 | NNE 4 | E 12 | E 12 | E 9 | E 12 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SSE 3 | SSE 4 | SE 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3 | 3 | 3 | 3 | 2 | 2 | 4 | 4 | 3 | 3 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 6 | 5 | 4 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross-off | glassy | cross-on | cross | cross-off | cross | cross |
High Tide | 1:10PM3.07m | 1:27AM3.23m | 1:57PM3.08m | 2:16AM3.09m | 2:42PM3.06m | ||||||||||||||||
Low Tide | 7:12PM-0.10m | 7:43AM-0.22m | 8:03PM-0.07m | 8:28AM-0.10m | 8:52PM0.01m | ||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | | | | |  | |
 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:43 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 26 | 26 | 25 | 23 | 21 | 20 | 19 | 23 | 23 | 22 | 21 | 20 | 19 | 19 | 19 | 23 | 26 | 25 | 22 | 21 |
Feels °C | 21 | 25 | 25 | 24 | 21 | 19 | 18 | 17 | 22 | 20 | 19 | 19 | 19 | 18 | 19 | 21 | 22 | 24 | 21 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | E 10 | N 4 | N 3 | — | — | NNE 3 | NNE 3 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NE 4 | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 2 | 3 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 10 | E 10 | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | — | E 9 | — | — | — | — | E 11 | — | — |
| kJ | 3 | 2 | 2 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | — | 2 | — | — | — | — | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | E 10 | E 13 | E 13 | E 9 | — | — | — | E 12 | E 12 | E 12 | — | E 12 | E 9 | — | — | — | — | — | — | — | — |
| kJ | 2 | 3 | 3 | 2 | — | — | — | 3 | 3 | 3 | — | 3 | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | — | — | S 3 | — | N 3 | NNE 4 | NNE 4 | — | — | — | — | — | — | — | — | — | SSE 2 | SSE 3 | SSE 4 | SE 4 |
| kJ | 3 | — | — | 3 | — | 2 | 4 | 4 | — | — | — | — | — | — | — | — | — | 1 | 6 | 5 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 3546 | 3546 | 3546 | 2658 | 2499 | 655 | 890 | 890 | 987 | 2511 | 3533 | 2684 | 961 | 844 | 1189 | 1312 | 1236 | 1238 | 1549 | 1838 | 462 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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