Surf Forecasts:
How big are the waves at Nantasket Beach today (19 Jun):
- Morning surf: Morning surf (19 Jun, local time) - 1.5ft (0.4m), 8s period with SE swell.
- Afternoon surf: Afternoon surf (19 Jun, local time) - 0.5ft (0.2m), 5s period with ESE swell.
- Evening surf: Evening surf (19 Jun, local time) - 0.5ft (0.1m), 10s period with SE swell.
The current surf forecast for Nantasket Beach at 7PM is: 0.1m 9s primary swell from a Southeast direction and 0.1m 5s secondary swell from a Southeast direction (forecast issued at 01:00pm June 19). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jun) | 1.5ft (0.4m) | 8s |
| Afternoon (19 Jun) | 0.5ft (0.2m) | 5s |
| Evening (19 Jun) | 0.5ft (0.1m) | 10s |
Table - waves today at Nantasket Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Warm (max 26°C on Fri afternoon, min 15°C on Sat night). Winds decreasing (fresh winds from the W on Fri night, calm by Sun afternoon). | ||||||||||||||||||||||||
Fri 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ESE 8 | ESE 5 | ESE 5 | SE 9 | SE 10 | SE 10 | SE 10 | E 13 | E 13 | E 13 | SE 10 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 7 | 3 | 3 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | cross-off | off | cross-off | off | off | off | off | off | glassy | cross-on | cross | off | off | off | off |
High Tide | 3:40PM2.92m | 3:54AM3.08m | 4:38PM2.89m | 4:55AM2.90m | 5:35PM2.87m | 5:57AM2.74m | ||||||||||||||||||
Low Tide | 9:22AM-0.22m | 9:40PM0.15m | 10:17AM-0.08m | 10:41PM0.23m | 11:14AM0.07m | 11:44PM0.28m | ||||||||||||||||||
 | |  | |  | | | |  | | |  | | | | | | |  |  |  | | | | |
 | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — |
 | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | 8:22 |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — |
Temp °C | 23 | 26 | 26 | 23 | 20 | 18 | 17 | 19 | 21 | 24 | 24 | 22 | 18 | 16 | 15 | 19 | 23 | 23 | 23 | 20 | 19 | 18 | 17 | 18 |
Feels °C | 19 | 21 | 21 | 18 | 16 | 13 | 11 | 14 | 17 | 20 | 21 | 21 | 16 | 15 | 13 | 17 | 21 | 23 | 21 | 20 | 18 | 17 | 15 | 17 |
Swell 1 Height (m) Direction Period (s) | E 5 | ESE 5 | ESE 5 | SE 5 | SE 5 | SE 10 | SE 10 | SE 9 | SE 10 | SE 10 | WNW 3 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 12 | SE 8 | SE 5 | SE 5 | E 12 | E 12 |
| kJ | 2 | 3 | 3 | 1 | 1 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 1 | 1 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | E 5 | SE 9 | SE 9 | SE 10 | SE 5 | SE 5 | E 13 | E 13 | E 13 | SE 10 | — | — | — | — | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | — |
| kJ | 7 | 2 | 3 | 3 | 4 | 1 | 1 | 3 | 3 | 3 | 4 | — | — | — | — | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | — |
Swell 3 Height (m) Direction Period (s) | SE 6 | SE 9 | E 5 | E 7 | E 7 | E 7 | E 6 | SE 5 | E 6 | — | — | E 12 | E 12 | E 12 | E 12 | — | E 12 | E 12 | — | E 12 | E 12 | E 12 | — | — |
| kJ | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 3 | 3 | 3 | 3 | — | 3 | 3 | — | 3 | 3 | 3 | — | — |
Wind waves Height (m) Direction Period (s) | WNW 3 | WNW 3 | WNW 3 | W 3 | WNW 3 | WNW 3 | WNW 3 | WNW 3 | W 3 | WNW 3 | NW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 1 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 85 | 108 | 102 | 85 | 102 | 102 | 110 | 340 | 110 | 110 | 99 | 85 | 90 | 90 | 113 | 113 | 378 | 295 | 340 | 98 | 160 | 160 | 181 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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