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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 am Monday 11 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
9.3° C
(Which is slightly warmer than usual)How big are the waves at Coastguard Beach today?
The current surf forecast for Coastguard Beach at 10AM is: 0.5m 8s primary swell from a East direction and 0.5m 8s secondary swell from a Southeast direction (forecast issued at 07:00am May 11). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 2ft (0.6m) | 8s |
| Afternoon (11 May) | 2ft (0.6m) | 8s |
| Evening (11 May) | 1.5ft (0.4m) | 8s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Mon morning. Very mild (max 13°C on Wed night, min 8°C on Tue morning). Winds increasing (light winds from the E on Tue afternoon, fresh winds from the S by Wed night). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 8 | ESE 8 | SE 8 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | S 5 | S 5 | SSE 5 | SSE 6 | |
60 | 51 | 31 | 45 | 44 | 21 | 64 | 66 | 46 | 34 | 29 | 28 | 17 | 15 | 15 | 15 | 5 | 5 | 8 | 4 | 65 | 62 | 98 | 113 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | on | cross | cross-off | cross-off | cross | cross-off | cross-off | cross | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | |
High Tide | 6:59AM2.41m | 7:37PM2.46m | 7:55AM2.46m | 8:26PM2.63m | 8:51AM2.55m | 9:14PM2.83m | ||||||||||||||||||
Low Tide | 1:18PM0.76m | 1:48AM0.84m | 2:07PM0.70m | 2:43AM0.65m | 2:56PM0.61m | |||||||||||||||||||
 |  | |  | | | |  | |  | | | | | |  | |  | | | | | | | |
 | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:20 |
 | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:50 | — | — | 7:51 |
— | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 9 | 8 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 13 |
6 | 5 | 6 | 6 | 7 | 7 | 8 | 6 | 2 | 1 | 1 | 5 | 7 | 5 | 5 | 6 | 4 | 6 | 6 | 5 | 5 | 6 | 6 | 6 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | ESE 8 | SE 8 | ESE 8 | ESE 8 | ESE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 | E 7 | E 7 | E 10 | E 10 |
 kJ | 60 | 51 | 28 | 45 | 44 | 21 | 64 | 66 | 46 | 34 | 29 | 28 | 17 | 15 | 15 | 15 | 4 | 4 | 8 | 3 | 4 | 4 | 2 | 2 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 12 | N 3 | E 8 | — | — | SW 3 | SE 7 | E 12 | E 12 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | ESE 7 | ESE 7 | E 10 | E 7 | E 10 | E 10 | E 13 | E 7 |
| kJ | 6 | 6 | 31 | 3 | 1 | 21 | — | — | 3 | 14 | 3 | 3 | 6 | 3 | 2 | 1 | 5 | 5 | 2 | 4 | 2 | 2 | 3 | 4 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 15 | E 12 | N 3 | E 14 | E 14 | E 15 | SW 4 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | NE 4 | E 10 | E 13 | E 10 | E 11 | E 13 | — | — |
| kJ | 3 | 3 | 3 | 4 | 3 | 1 | 4 | 4 | 4 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 3 | 2 | 2 | 3 | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | NNW 4 | NNW 4 | N 4 | — | — | — | SW 3 | NW 3 | N 4 | N 4 | N 4 | — | — | SSW 3 | SW 4 | SW 4 | SW 4 | SW 4 | SSW 4 | S 5 | S 5 | SSE 5 | SSE 6 |
| kJ | 10 | 14 | 4 | 2 | — | — | — | 4 | 3 | 19 | 22 | 12 | — | — | 7 | 12 | 12 | 11 | 17 | 24 | 65 | 62 | 98 | 113 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 101 | 8 | 0 | 2 | 66 | 10 | 0 | 0 | 94 | 101 | 104 | 102 | 102 | 69 | 129 | 11 | 11 | 11 | 132 | 1808 | 1148 | 929 | 761 | 161 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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