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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 Tuesday 21 Apr 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
6.8° C
(Which is slightly warmer than usual)How big are the waves at Coastguard Beach today?
The current surf forecast for Coastguard Beach at 7AM is: 0.8m 4s primary swell from a Northeast direction and 0.1m 6s secondary swell from a South direction, 0.1m 7s secondary swell from a Southeast direction (forecast issued at 01:00am April 21). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 2.5ft (0.8m) | 4s |
| Afternoon (21 Apr) | 1.5ft (0.5m) | 7s |
| Evening (21 Apr) | 1.5ft (0.5m) | 6s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 3 | 8 | 4 | 5 | 5 | 5 | 5 | 7 | 5 | 7 | 7 | 7 | 7 | 4 | 4 | 8 | 4 | 4 | 4 | 7 | 4 | 7 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 23 | 10 | 19 | 26 | 26 | 19 | 19 | 17 | 19 | 4 | 4 | 4 | 4 | 4 | 31 | 18 | 14 | 10 | 9 | 5 | 4 | 5 | 5 | 4 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | off | off | off | cross- off | cross | cross- off |
High Tide / height (m) | 2:38AM 3.23 | 3:23PM 2.78 | 3:34AM 3.12 | 4:23PM 2.69 | 4:36AM 2.98 | 5:27PM 2.62 | ||||||||||||||||||
Low Tide / height (m) | 8:23PM 0.40 | 9:08AM 0.06 | 9:19PM 0.50 | 10:07AM 0.17 | 10:20PM 0.60 | 11:09AM 0.29 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:25 | - | - | - | - | - | - | - | 7:27 | - | - | - | - | - | - | - | 7:29 | - |
 |  |  |  | |  |  |  | | | | | | |  | | | | | | | | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 5 | 2 | 4 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 5 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 9 | 9 | 8 | 9 |
| Feels °C (?) | 1 | -5 | -3 | -4 | -3 | -3 | -3 | -3 | -2 | -2 | -1 | -1 | -2 | -2 | 0 | 2 | 2 | 3 | 3 | 3 | 4 | 3 | 2 | 3 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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