Surf Forecasts:
How big are the waves at Coastguard Beach today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 4s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.5m), 8s period with E swell.
- Evening surf: Evening surf (21 Aug, local time) - 3ft (0.9m), 4s period with ENE swell.
The current surf forecast for Coastguard Beach at 6PM is: 0.5m 8s primary swell from a East direction and 0.9m 4s secondary swell from a East-northeast direction (forecast issued at 01:00pm August 21). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 4s |
| Afternoon (21 Aug) | 1.5ft (0.5m) | 8s |
| Evening (21 Aug) | 3ft (0.9m) | 4s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Fri afternoon. Warm (max 25°C on Mon morning, min 19°C on Fri afternoon). Mainly fresh winds. | |||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 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) | E 8 | E 8 | E 8 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | E 5 | E 5 | ENE 5 | E 5 | E 5 | E 13 | E 5 | E 5 | E 5 | E 12 | SE 5 | SE 5 | SE 5 | SSE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 35 | 35 | 34 | 31 | 41 | 56 | 81 | 71 | 57 | 35 | 25 | 12 | 13 | 7 | 7 | 4 | 11 | 54 | 51 | 47 | 88 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | off | off | off | glassy | on | cross-on | cross | cross-on | cross | cross-off | cross-off |
High Tide | 6:57PM2.51m | 7:46AM2.18m | 7:54PM2.50m | 8:43AM2.20m | 8:48PM2.55m | ||||||||||||||||
Low Tide | 12:38PM1.01m | 1:34AM0.80m | 1:35PM1.04m | 2:31AM0.78m | 2:31PM1.02m | ||||||||||||||||
 | | |  | | |  |  | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | 7:30 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:28 | — | — |
mm | 4 | 2 | 1 | 1 | 2 | 1 | — | — | — | 1 | 1 | — | — | — | 1 | 2 | 1 | — | — | — | — |
Temp °C | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 21 | 21 | 22 | 23 | 24 | 24 |
Feels °C | 17 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 20 | 24 | 21 | 21 | 20 | 21 | 21 | 23 | 21 | 22 | 23 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | SE 14 | E 14 | E 14 | S 5 | S 5 | E 13 | ENE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 7 | E 12 | E 12 | SE 5 |
| kJ | 35 | 35 | 34 | 8 | 15 | 14 | 2 | 2 | 3 | 35 | 25 | 12 | 12 | 7 | 7 | 4 | 4 | 1 | 11 | 11 | 34 |
Swell 2 Height (m) Direction Period (s) | S 5 | — | — | E 14 | SE 14 | SE 14 | E 13 | E 13 | E 8 | E 13 | E 13 | E 8 | E 8 | N 4 | N 4 | N 4 | N 4 | ESE 12 | E 12 | E 12 | E 12 |
| kJ | 1 | — | — | 4 | 7 | 7 | 14 | 14 | 1 | 3 | 3 | 5 | 5 | 3 | 3 | 1 | 1 | 28 | 11 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | E 15 | E 14 | E 14 | — | — | — | SE 13 | SE 13 | SE 13 | S 5 | S 5 | E 13 | E 13 | E 7 | E 7 | E 7 | E 12 | E 7 | — | ENE 6 | ESE 12 |
| kJ | 4 | 4 | 4 | — | — | — | 7 | 7 | 7 | 4 | 4 | 3 | 13 | 4 | 4 | 4 | 11 | 4 | — | 3 | 14 |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | E 5 | E 5 | — | N 4 | N 4 | N 4 | — | — | — | SSE 3 | SE 5 | SE 5 | SE 5 | SSE 6 |
| kJ | 21 | 24 | 24 | 31 | 41 | 56 | 81 | 71 | 57 | — | 5 | 5 | 5 | — | — | — | 3 | 54 | 51 | 47 | 88 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 477 | 1920 | 337 | 139 | 132 | 139 | 337 | 164 | 816 | 10 | 10 | 10 | 10 | 76 | 132 | 132 | 842 | 1058 | 76 | 64 | 17 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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