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Coastguard Beach Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Coastguard Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 1 am Thursday 14 May 2026 EDTForecast update in hr min s Forecast update imminent
Coastguard Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coastguard Beach sea temperature is
10.0° C
(Which is slightly warmer than usual)How big are the waves at Coastguard Beach today?
The current surf forecast for Coastguard Beach at 9AM is: 1.1m 5s primary swell from a Southeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 01:00am May 14). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 3.5ft (1.1m) | 5s |
| Afternoon (14 May) | 4ft (1.2m) | 5s |
| Evening (14 May) | 4.5ft (1.3m) | 6s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Thu night. Very mild (max 16°C on Sat afternoon, min 9°C on Fri afternoon). Winds increasing (calm on Thu night, fresh winds from the SW by Sat afternoon). | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SSE 5 | SSE 5 | SE 5 | ESE 5 | ESE 5 | E 5 | ESE 6 | ESE 7 | ESE 7 | SE 10 | E 10 | E 10 | E 10 | E 10 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | ENE 9 | |
37 | 44 | 65 | 77 | 73 | 55 | 94 | 158 | 164 | 681 | 384 | 426 | 769 | 654 | 308 | 259 | 207 | 168 | 132 | 104 | 76 | 55 | 35 | 25 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | glassy | on | on | cross-on | cross-on | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:45AM2.66m | 10:02PM3.02m | 10:38AM2.76m | 10:51PM3.19m | 11:31AM2.85m | |||||||||||||||||||
Low Tide | 3:35AM0.45m | 3:46PM0.52m | 4:27AM0.24m | 4:36PM0.43m | 5:19AM0.07m | 5:27PM0.36m | ||||||||||||||||||
 | |  | |  |  |  | |  | | | | | | | |  | |  | | | | | | |
 | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — |
— | — | — | — | — | 1 | 6 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 15 | 16 | 15 | 13 | 13 |
8 | 8 | 9 | 6 | 6 | 6 | 5 | 7 | 9 | 10 | 7 | 7 | 5 | 5 | 5 | 6 | 8 | 7 | 8 | 11 | 10 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 7 | E 8 | — | — | ESE 10 | S 6 | — | ENE 7 | SE 10 | — | SE 10 | E 10 | E 10 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | ENE 9 |
 kJ | 2 | 1 | 1 | — | — | 20 | 16 | — | 47 | 681 | — | 370 | 769 | 654 | 308 | 259 | 207 | 168 | 132 | 104 | 76 | 55 | 35 | 25 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | — | — | — | NE 11 | E 10 | — | — | — | — | — | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SW 6 | SE 9 | SE 10 | SSE 8 | SSE 9 | SE 9 | SE 9 | SE 8 |
| kJ | 1 | 4 | — | — | — | 5 | 8 | — | — | — | — | — | 180 | 154 | 103 | 88 | 1 | 135 | 74 | 62 | 49 | 12 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | — | E 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 6 | S 9 | SE 10 | SE 9 | SSE 9 | ENE 8 | ENE 8 |
| kJ | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 40 | 16 | 21 | 49 | 26 | 13 |
Wind waves Height (m) Direction Period (s) | SSE 5 | SSE 5 | SE 5 | ESE 5 | ESE 5 | E 5 | ESE 6 | ESE 7 | ESE 7 | E 9 | E 10 | E 10 | E 10 | E 10 | N 4 | N 5 | N 4 | — | WSW 2 | SW 3 | SW 4 | SW 5 | SW 5 | SW 5 |
| kJ | 37 | 44 | 65 | 77 | 73 | 55 | 94 | 158 | 164 | 251 | 384 | 426 | 371 | 361 | 10 | 15 | 9 | — | 1 | 5 | 28 | 49 | 41 | 49 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 377 | 352 | 308 | 273 | 161 | 136 | 136 | 64 | 4 | 0 | 64 | 64 | 64 | 64 | 64 | 2 | 0 | 0 | 0 | 17 | 65 | 65 | 69 | 65 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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