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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 7 pm Tuesday 12 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
9.4° C
(Which is slightly warmer than usual)How big are the waves at Coastguard Beach today?
The current surf forecast for Coastguard Beach at 12AM is: 0.4m 7s primary swell from a East direction (forecast issued at 07:00pm May 12). An open ocean swell of 0.2m 4s is not directed at the surf break, a second open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | - | - |
| Afternoon (13 May) | 1.5ft (0.4m) | 7s |
| Evening (13 May) | 1.5ft (0.4m) | 7s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu night. Very mild (max 14°C on Wed night, min 8°C on Fri afternoon). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ESE 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 7 | E 7 | E 7 | S 5 | S 5 | S 5 | S 5 | SE 5 | SE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | SE 8 | ESE 9 | ESE 9 | E 10 | E 10 | E 10 | |
17 | 15 | 15 | 8 | 5 | 5 | 4 | 4 | 57 | 46 | 46 | 45 | 51 | 43 | 50 | 114 | 120 | 100 | 90 | 94 | 130 | 279 | 327 | 327 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | on | on | cross-on | |
High Tide | 8:26PM2.63m | 8:51AM2.55m | 9:14PM2.83m | 9:45AM2.66m | 10:02PM3.02m | 10:38AM2.76m | ||||||||||||||||||
Low Tide | 2:07PM0.70m | 2:43AM0.65m | 2:56PM0.61m | 3:35AM0.45m | 3:46PM0.52m | 4:27AM0.24m | ||||||||||||||||||
 |  | |  | |  |  | | | |  | | | | |  |  |  | | | | | | | |
 | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — |
 | 7:49 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | 7:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 9 | 10 | — | — | — | — | — | 1 | |
Temp °C | 10 | 11 | 10 | 10 | 10 | 11 | 11 | 13 | 12 | 13 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 |
4 | 4 | 4 | 4 | 5 | 6 | 4 | 5 | 4 | 7 | 8 | 7 | 8 | 7 | 7 | 5 | 5 | 7 | 7 | 9 | 8 | 6 | 5 | 3 | |
Swell 1 Height (m) Direction Period (s) | ESE 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 10 | E 10 | E 7 | SW 6 | E 8 | SW 6 | E 10 | E 11 | E 7 | E 6 | ESE 9 | E 10 | E 10 | E 10 |
 kJ | 17 | 15 | 15 | 8 | 5 | 5 | 4 | 4 | 4 | 4 | 2 | 2 | 1 | 9 | 1 | 1 | 2 | 2 | 57 | 51 | 130 | 279 | 327 | 327 |
Swell 2 Height (m) Direction Period (s) | NE 4 | NNE 4 | NNE 4 | NE 4 | E 7 | E 6 | E 6 | E 10 | E 10 | E 10 | E 7 | E 7 | E 7 | E 12 | E 12 | — | NE 11 | E 10 | — | ESE 9 | E 6 | — | SE 10 | SE 9 |
| kJ | 5 | 4 | 2 | 1 | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 4 | 3 | 3 | — | 5 | 8 | — | 94 | 35 | — | 216 | 220 |
Swell 3 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 13 | E 12 | E 10 | E 10 | E 11 | E 13 | E 13 | ESE 7 | — | E 7 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 5 | — | 4 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSW 3 | SW 4 | SW 4 | SW 4 | SSW 4 | SSW 4 | S 4 | S 5 | S 5 | S 5 | S 5 | SE 5 | SE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | SE 8 | — | — | — | — | — |
| kJ | — | 6 | 14 | 16 | 17 | 11 | 23 | 40 | 57 | 46 | 46 | 45 | 51 | 43 | 50 | 114 | 120 | 100 | 90 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 102 | 129 | 102 | 11 | 11 | 17 | 1243 | 1243 | 1243 | 929 | 426 | 552 | 392 | 412 | 377 | 136 | 65 | 64 | 65 | 0 | 64 | 64 | 64 | 64 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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