Surf Forecasts:
How big are the waves at Coastguard Beach today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 0.5ft (0.2m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 0.5ft (0.2m), 9s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.7m), 4s period with SE swell.
The current surf forecast for Coastguard Beach at 5AM is: 0.4m 5s primary swell from a East-northeast direction and 0.2m 7s secondary swell from a East direction, 0.2m 4s secondary swell from a East-southeast direction (forecast issued at 01:00am September 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 0.5ft (0.2m) | 8s |
| Afternoon (20 Sep) | 0.5ft (0.2m) | 9s |
| Evening (20 Sep) | 2.5ft (0.7m) | 4s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Sun night. Very mild (max 18°C on Sun night, min 12°C on Tue afternoon). Winds increasing (light winds from the S on Sun night, strong winds from the ENE by Tue night). | ||||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NE 5 | ENE 5 | E 8 | SE 3 | E 9 | ESE 3 | SE 4 | E 8 | SSE 4 | E 8 | N 4 | NNE 5 | NE 6 | NE 6 | NE 6 | NE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 12 | 9 | 5 | 5 | 6 | 7 | 12 | 12 | 10 | 12 | 25 | 95 | 128 | 122 | 89 | 64 | 56 | 107 | 136 | 150 | 150 | 145 | 131 | 142 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 7:09AM2.16m | 7:15PM2.43m | 8:06AM2.20m | 8:12PM2.47m | 8:56AM2.29m | 9:04PM2.54m | ||||||||||||||||||
Low Tide | 00:53AM0.83m | 12:59PM1.09m | 1:51AM0.83m | 1:58PM1.04m | 2:43AM0.78m | 2:52PM0.95m | ||||||||||||||||||
 | |  | |  | | |  | | |  | | | | |  | | | | | | | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | 1 | 1 | — | 1 | 5 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 15 | 16 | 16 | 17 | 17 | 18 | 16 | 15 | 15 | 14 | 15 | 16 | 16 | 16 | 14 | 13 | 13 | 12 | 12 | 12 | 13 |
Feels °C | 11 | 11 | 10 | 11 | 13 | 12 | 13 | 15 | 18 | 12 | 8 | 8 | 7 | 9 | 10 | 10 | 11 | 8 | 6 | 6 | 5 | 5 | 4 | 6 |
Swell 1 Height (m) Direction Period (s) | NE 5 | ENE 5 | NE 5 | NE 5 | E 9 | E 11 | E 11 | E 8 | E 8 | ESE 4 | SE 4 | E 10 | SE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 7 | SE 7 | SE 7 | SE 8 | SE 7 | SE 7 | E 14 | E 13 |
| kJ | 12 | 9 | 3 | 1 | 6 | 2 | 2 | 12 | 5 | 6 | 4 | 2 | 3 | 8 | 8 | 7 | 5 | 30 | 38 | 35 | 23 | 23 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 8 | E 7 | NE 4 | NE 4 | — | E 11 | E 10 | SSW 4 | E 8 | SE 10 | E 6 | — | E 18 | E 17 | E 16 | E 15 | E 15 | E 15 | E 14 | E 14 | — | — |
| kJ | 4 | 4 | 5 | 4 | 1 | 1 | — | 2 | 2 | 2 | 12 | 24 | 1 | — | 6 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | — | — |
Swell 3 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 9 | E 11 | NE 4 | NE 4 | — | E 11 | E 8 | SE 10 | ESE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | 2 | 2 | 1 | 1 | — | 2 | 12 | 16 | 11 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 4 | SE 3 | SE 3 | SE 3 | ESE 3 | SE 4 | SE 4 | SSE 4 | — | N 4 | NNE 5 | NE 6 | NE 6 | NE 6 | NE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | — | 2 | 3 | 5 | 6 | 7 | 12 | 12 | 10 | — | 25 | 95 | 128 | 122 | 89 | 64 | 56 | 107 | 136 | 150 | 150 | 145 | 131 | 142 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 988 | 929 | 929 | 132 | 929 | 929 | 426 | 76 | 10 | 313 | 477 | 477 | 486 | 534 | 611 | 534 | 488 | 534 | 534 | 618 | 618 | 738 | 1928 | 812 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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