
Surf Forecasts:
How big are the waves at Lynne Beach today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 1ft (0.3m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 2.5ft (0.7m), 4s period with NE swell.
- Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.8m), 5s period with ENE swell.
The current surf forecast for Lynne Beach at 6PM is: 0.7m 4s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a East-southeast direction, 0.2m 10s secondary swell from a East-southeast direction (forecast issued at 01:00pm September 21). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 1ft (0.3m) | 8s |
| Afternoon (21 Sep) | 2.5ft (0.7m) | 4s |
| Evening (21 Sep) | 2.5ft (0.8m) | 5s |
Table - waves today at Lynne Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Mon afternoon, min 11°C on Thu morning). Winds increasing (light winds from the E on Mon night, fresh winds from the NE by Wed morning). | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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) | ESE 8 | NE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 4 | ENE 5 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 |
Wave Graph | |||||||||||||||||||||
13 | 18 | 18 | 25 | 25 | 15 | 98 | 165 | 219 | 276 | 219 | 187 | 165 | 205 | 245 | 258 | 404 | 483 | 517 | 515 | 501 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-on | cross-on | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 8:03AM2.28m | 8:07PM2.63m | 8:55AM2.37m | 8:59PM2.72m | 9:40AM2.50m | 9:46PM2.83m | |||||||||||||||
Low Tide | 1:52PM0.75m | 2:38AM0.47m | 2:44PM0.65m | 3:24AM0.37m | 3:32PM0.50m | ||||||||||||||||
— | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | |
— | — | 6:43 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:39 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 14 | 13 | 12 | 12 | 12 | 13 |
Feels °C | 11 | 13 | 13 | 14 | 13 | 10 | 9 | 8 | 7 | 8 | 7 | 8 | 9 | 8 | 8 | 9 | 7 | 6 | 7 | 8 | 10 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | E 5 | E 5 | ESE 10 | E 15 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | — | — | — | — | E 8 |
13 | 12 | 6 | 16 | 16 | 9 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | — | — | — | — | 354 | |
Swell 2 Height (m) Direction Period (s) | E 10 | ESE 10 | ESE 10 | ESE 8 | ESE 8 | SE 8 | — | — | — | — | E 14 | E 14 | — | — | — | — | — | — | — | — | — |
2 | 10 | 10 | 6 | 6 | 2 | — | — | — | — | 4 | 4 | — | — | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | SE 4 | — | — | ESE 10 | ESE 10 | E 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 | — | — | 9 | 9 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 4 | ENE 5 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 |
19 | 18 | 18 | 25 | 25 | 15 | 98 | 165 | 219 | 276 | 219 | 187 | 165 | 205 | 245 | 258 | 404 | 483 | 517 | 515 | 501 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 519 | 519 | 519 | 42 | 528 | 519 | 519 | 519 | 519 | 656 | 1000 | 1139 | 1000 | 150 | 519 | 533 | 650 | 944 | 944 | 112 | 112 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











