Surf Forecasts:
How big are the waves at Coastguard Beach today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.7m), 4s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 4s period with SSE swell.
- Evening surf: Evening surf (21 Jul, local time) - 3ft (0.9m), 5s period with SSE swell.
The current surf forecast for Coastguard Beach at 5PM is: 1.1m 5s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 01:00pm July 21). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 2.5ft (0.7m) | 4s |
| Afternoon (21 Jul) | 3ft (0.9m) | 4s |
| Evening (21 Jul) | 3ft (0.9m) | 5s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Warm (max 25°C on Wed afternoon, min 18°C on Thu morning). Winds decreasing (strong winds from the SSW on Tue night, calm by Thu night). | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | S 4 | SSE 4 | SSE 5 | SSE 5 | S 5 | S 7 | S 7 | S 8 | S 8 | S 8 | S 9 | S 10 | SSE 10 | SSE 9 | SSE 10 | SE 10 | SE 9 | SE 8 | SE 7 | SE 7 | SE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 14 | 24 | 52 | 40 | 102 | 168 | 181 | 365 | 321 | 252 | 389 | 408 | 200 | 184 | 164 | 137 | 84 | 28 | 27 | 26 | 25 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | on | on | cross |
High Tide | 5:52PM2.70m | 6:26AM2.39m | 6:44PM2.63m | 7:24AM2.29m | 7:37PM2.59m | ||||||||||||||||
Low Tide | 11:33AM0.68m | 00:17AM0.65m | 12:25PM0.82m | 1:14AM0.71m | 1:18PM0.92m | ||||||||||||||||
 | |  | |  | |  |  | |  | |  |  |  | | | | | | | | |
 | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | 8:08 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — |
mm | — | — | 1 | 2 | 4 | 2 | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 20 | 21 | 23 | 22 | 22 | 22 | 23 | 25 | 24 | 23 | 23 | 21 | 19 | 18 | 18 | 19 | 19 | 19 | 18 |
Feels °C | 17 | 19 | 16 | 19 | 19 | 18 | 17 | 18 | 19 | 22 | 21 | 21 | 23 | 18 | 16 | 15 | 13 | 15 | 15 | 16 | 17 |
Swell 1 Height (m) Direction Period (s) | E 12 | SE 11 | E 8 | E 11 | — | — | — | — | — | — | — | — | SSE 10 | SSE 9 | SSE 10 | SE 10 | SE 9 | SE 8 | SE 7 | SE 7 | SE 7 |
| kJ | 3 | 5 | 1 | 2 | — | — | — | — | — | — | — | — | 200 | 184 | 164 | 137 | 84 | 28 | 27 | 26 | 25 |
Swell 2 Height (m) Direction Period (s) | SE 12 | E 8 | — | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 9 | S 8 | SSE 8 | S 9 |
| kJ | 5 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 25 | 21 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | E 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 4 | N 4 | N 3 |
| kJ | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 2 | 1 |
Wind waves Height (m) Direction Period (s) | S 4 | SSE 4 | SSE 5 | SSE 5 | S 5 | S 7 | S 7 | S 8 | S 8 | S 8 | S 9 | S 10 | SW 4 | NW 2 | NW 3 | NW 3 | NNW 4 | N 4 | N 4 | — | — |
| kJ | 14 | 24 | 52 | 40 | 102 | 168 | 181 | 365 | 321 | 252 | 389 | 408 | 14 | 1 | 3 | 4 | 15 | 11 | 5 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1148 | 1148 | 1148 | 396 | 496 | 568 | 137 | 754 | 373 | 69 | 102 | 102 | 69 | 69 | 69 | 66 | 66 | 106 | 161 | 132 | 11 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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