Surf Forecasts:
How big are the waves at Coastguard Beach today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.4m), 7s period with ESE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1ft (0.3m), 7s period with ESE swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 9s period with SE swell.
The current surf forecast for Coastguard Beach at 5PM is: 0.3m 9s primary swell from a East-southeast direction and 0.3m 7s secondary swell from a East-southeast direction, 0.3m 2s secondary swell from a South direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.4m) | 7s |
| Afternoon (20 Aug) | 1ft (0.3m) | 7s |
| Evening (20 Aug) | 1.5ft (0.4m) | 9s |
Table - waves today at Coastguard Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Sat night. Warm (max 25°C on Thu afternoon, min 18°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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) | ESE 7 | SE 7 | ESE 9 | SE 9 | ESE 8 | ESE 7 | E 7 | E 9 | ESE 8 | E 8 | E 4 | E 8 | E 8 | E 4 | E 4 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 21 | 12 | 16 | 20 | 12 | 10 | 9 | 7 | 39 | 34 | 15 | 33 | 33 | 21 | 33 | 57 | 54 | 43 | 27 | 19 | 13 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | glassy | cross-on | cross-on |
High Tide | 6:01PM2.56m | 6:46AM2.21m | 6:57PM2.51m | 7:46AM2.18m | 7:54PM2.50m | ||||||||||||||||
Low Tide | 11:42AM0.93m | 00:34AM0.76m | 12:38PM1.01m | 1:34AM0.80m | 1:35PM1.04m | ||||||||||||||||
 |  | |  |  | | |  | |  | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | 7:32 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:30 | — | — |
mm | — | — | — | 1 | — | 2 | 1 | 4 | 1 | — | — | — | — | — | — | — | — | — | 1 | 3 | 1 |
Temp °C | 24 | 25 | 25 | 25 | 21 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 |
Feels °C | 26 | 26 | 24 | 26 | 20 | 18 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 18 | 18 | 22 | 23 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | SE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 7 | E 9 | E 9 | ESE 8 | E 8 | N 4 | E 8 | E 8 | E 14 | E 13 | E 13 | SSW 5 | E 5 | E 5 | E 5 | E 5 |
| kJ | 21 | 12 | 9 | 11 | 12 | 10 | 6 | 6 | 39 | 34 | 1 | 33 | 33 | 14 | 14 | 14 | 3 | 43 | 27 | 19 | 13 |
Swell 2 Height (m) Direction Period (s) | SSW 5 | S 5 | ESE 9 | SE 9 | SSW 3 | E 9 | E 7 | NNW 3 | — | — | N 4 | N 4 | E 14 | S 5 | SE 13 | SE 13 | E 13 | E 13 | NNE 4 | NNE 4 | E 8 |
| kJ | 6 | 2 | 16 | 20 | 1 | 2 | 9 | 1 | — | — | 1 | 3 | 15 | 2 | 7 | 7 | 14 | 3 | 3 | 3 | 5 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 10 | E 8 | SE 6 | — | S 5 | S 5 | S 5 | E 15 | E 14 | E 14 | E 14 | — | SE 14 | — | — | SE 13 | E 13 | E 13 | E 13 | E 13 |
| kJ | 3 | 4 | 5 | 5 | — | 2 | 2 | 2 | 4 | 4 | 4 | 4 | — | 7 | — | — | 7 | 14 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | SSW 5 | S 2 | SSW 3 | NNW 2 | N 3 | NE 3 | ENE 3 | ENE 3 | E 4 | E 4 | E 4 | E 4 | E 4 | E 4 | E 5 | E 5 | S 5 | S 5 | S 5 | N 4 |
| kJ | — | 3 | 1 | 2 | 1 | 8 | 7 | 7 | 9 | 14 | 15 | 16 | 21 | 21 | 33 | 57 | 54 | 8 | 8 | 7 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 10 | 929 | 132 | 10 | 167 | 132 | 139 | 139 | 477 | 3405 | 634 | 167 | 132 | 139 | 139 | 808 | 808 | 64 | 10 | 104 | 76 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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