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Long Beach Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Long Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 7 pm Thursday 21 May 2026 EDTForecast update in hr min s Forecast update imminent
Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Beach sea temperature is
11.6° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Long Beach today?
The current surf forecast for Long Beach at 11PM is: 0.3m 9s primary swell from a Southeast direction and 0.2m 4s secondary swell from a East-northeast direction (forecast issued at 07:00pm May 21). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 2ft (0.6m) | 5s |
| Evening (21 May) | 1ft (0.3m) | 9s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sun afternoon. Very mild (max 16°C on Thu night, min 8°C on Sun afternoon). Winds increasing (calm on Fri night, fresh winds from the ESE by Sun afternoon). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 7 | E 18 | SE 7 | SE 4 | |
12 | 12 | 12 | 13 | 13 | 13 | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 8 | 6 | 33 | 18 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | on | cross-on | cross | cross-off | glassy | cross-off | cross-on | cross-on | on | on | on | on | on | on | on | on | |
High Tide | 3:57PM2.69m | 4:08AM2.97m | 5:00PM2.65m | 5:14AM2.82m | 6:04PM2.65m | 6:21AM2.69m | ||||||||||||||||||
Low Tide | 9:50PM0.20m | 10:36AM-0.09m | 10:57PM0.27m | 11:38AM0.02m | 00:05AM0.30m | 12:40PM0.12m | ||||||||||||||||||
 | |  | |  |  | | |  | | | |  | | | | | | | | | | |  | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — |
 | — | 8:02 | — | — | — | — | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:05 | — | — | — | — | — | 8:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | |
Temp °C | 14 | 16 | 14 | 11 | 10 | 10 | 10 | 10 | 10 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 11 | 11 | 10 | 8 |
11 | 13 | 10 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 8 | 9 | 10 | 8 | 8 | 8 | 8 | 9 | 8 | 7 | 7 | 6 | 4 | 3 | |
Swell 1 Height (m) Direction Period (s) | NE 5 | NE 4 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | NE 4 | NE 4 | SE 10 | SE 10 | S 3 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 7 | SE 9 | SE 9 | E 12 |
 kJ | 12 | 5 | 12 | 13 | 13 | 13 | 14 | 8 | 4 | 15 | 15 | 1 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 8 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | ENE 4 | SE 6 | SE 13 | E 13 | E 13 | SE 9 | SE 10 | ENE 4 | ENE 4 | SE 10 | SSE 3 | — | — | — | — | — | — | E 12 | SE 10 | E 12 | E 12 | E 18 |
| kJ | 12 | 12 | 1 | 1 | 7 | 3 | 3 | 14 | 15 | 1 | 1 | 15 | 1 | — | — | — | — | — | — | 3 | 4 | 3 | 3 | 6 |
Swell 3 Height (m) Direction Period (s) | E 14 | SE 6 | SE 6 | E 14 | E 14 | SE 13 | SE 13 | E 13 | SE 13 | SE 13 | SE 13 | NE 4 | — | E 13 | E 13 | E 13 | — | — | — | — | E 12 | E 18 | E 18 | — |
| kJ | 4 | 1 | 1 | 4 | 4 | 7 | 7 | 3 | 7 | 7 | 7 | 1 | — | 4 | 4 | 3 | — | — | — | — | 3 | 6 | 6 | — |
Wind waves Height (m) Direction Period (s) | SSE 6 | — | — | NE 3 | NE 4 | NE 4 | NE 4 | — | — | SSE 2 | S 3 | — | — | — | — | — | E 3 | — | — | — | SSE 2 | SE 7 | SE 7 | SE 4 |
| kJ | 3 | — | — | 4 | 18 | 21 | 15 | — | — | 1 | 1 | — | — | — | — | — | 1 | — | — | — | 1 | 12 | 33 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 303 | 269 | 212 | 322 | 620 | 855 | 847 | 912 | 912 | 926 | 912 | 826 | 794 | 783 | 766 | 1252 | 1252 | 766 | 766 | 766 | 549 | 549 | 444 | 439 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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