Surf Forecasts:
How big are the waves at Coastguards today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 1ft (0.3m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.4m), 9s period with SE swell.
- Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.4m), 8s period with SE swell.
The current surf forecast for Coastguards at 4AM is: 0.3m 9s primary swell from a Southeast direction and 0.5m 5s secondary swell from a South direction (forecast issued at 07:00pm August 20). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 1ft (0.3m) | 9s |
| Afternoon (21 Aug) | 1.5ft (0.4m) | 9s |
| Evening (21 Aug) | 1.5ft (0.4m) | 8s |
Table - waves today at Coastguards. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 64mm), heaviest during Thu night. Warm (max 25°C on Sun afternoon, min 18°C on Thu night). Winds decreasing (fresh winds from the NNE on Thu night, calm by Sat night). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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) | SE 9 | ESE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | E 6 | SE 8 | E 6 | SE 8 | E 6 | E 6 | ESE 13 | SE 8 | SE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 12 | 28 | 12 | 12 | 20 | 12 | 19 | 19 | 19 | 18 | 76 | 18 | 35 | 18 | 25 | 24 | 17 | 17 | 17 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:17AM1.01m | 2:48PM1.25m | 3:15AM0.99m | 3:45PM1.25m | |||||||||||||||
Low Tide | 8:23PM0.34m | 8:20AM0.35m | 9:25PM0.33m | 9:21AM0.35m | 10:19PM0.29m | ||||||||||||||
 |  |  |  |  | |  | | |  |  | | |  | |  | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:44 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:40 | — | — |
mm | — | 9 | 32 | 1 | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 1 | 2 |
Temp °C | 26 | 22 | 18 | 19 | 18 | 19 | 21 | 24 | 24 | 23 | 22 | 21 | 20 | 19 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 26 | 24 | 15 | 16 | 15 | 16 | 19 | 23 | 24 | 23 | 22 | 20 | 19 | 18 | 20 | 21 | 20 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 8 | S 4 | S 4 | S 5 | S 5 | SE 9 | SSW 6 | S 6 | S 6 | SSW 6 | SE 8 | E 6 | SE 8 | E 6 | E 6 | ESE 8 | SE 8 | SE 8 |
| kJ | 9 | 28 | 9 | 10 | 7 | 8 | 19 | 6 | 10 | 10 | 6 | 18 | 35 | 18 | 25 | 24 | 12 | 15 | 14 |
Swell 2 Height (m) Direction Period (s) | SE 9 | — | ESE 7 | SE 9 | SE 9 | SE 9 | SSE 6 | SE 9 | SE 9 | SE 8 | SE 5 | S 5 | SE 8 | S 5 | SE 8 | SE 8 | ESE 13 | ESE 13 | ESE 13 |
| kJ | 12 | — | 9 | 12 | 20 | 12 | 6 | 19 | 19 | 18 | 1 | 5 | 11 | 2 | 17 | 17 | 17 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 9 | ESE 7 | E 7 | SE 15 | SSW 5 | SSE 6 | SE 14 | SE 14 | SE 14 | SE 14 | S 5 | SE 14 | S 5 | ESE 13 | S 5 | SE 9 | SE 9 |
| kJ | — | — | 12 | 9 | 4 | 9 | 6 | 3 | 8 | 8 | 8 | 8 | 2 | 7 | 2 | 17 | 2 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | S 5 | SSE 3 | — | NNE 4 | NE 4 | NE 5 | NE 5 | ENE 6 | ENE 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | — | E 6 | E 5 | E 5 |
| kJ | 5 | 3 | — | 16 | 36 | 47 | 45 | 37 | 48 | 78 | 76 | 48 | 50 | 39 | 40 | — | 16 | 15 | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1235 | 85 | 207 | 300 | 369 | 789 | 196 | 32 | 1162 | 789 | 0 | 6 | 6 | 559 | 544 | 315 | 180 | 129 | 299 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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