Surf Forecasts:
How big are the waves at Jetty 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) - 1ft (0.3m), 9s period with SE swell.
- Evening surf: Evening surf (21 Aug, local time) - 4ft (1.2m), 7s period with ENE swell.
The current surf forecast for Jetty at 10AM is: 0.3m 9s primary swell from a Southeast direction and 0.3m 5s secondary swell from a South direction (forecast issued at 07:00am August 21). An open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 1ft (0.3m) | 9s |
| Afternoon (21 Aug) | 1ft (0.3m) | 9s |
| Evening (21 Aug) | 4ft (1.2m) | 7s |
Table - waves today at Jetty. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri morning. Warm (max 26°C on Sun night, min 19°C on Fri morning). Winds decreasing (fresh winds from the NNE on Fri morning, calm by Sat afternoon). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | SE 8 | SE 9 | SE 9 | SE 9 | E 6 | ENE 7 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | SE 8 | ESE 8 | ESE 8 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 11 | 12 | 12 | 12 | 81 | 131 | 137 | 64 | 48 | 25 | 24 | 15 | 15 | 16 | 11 | 11 | 26 | 25 | 24 | 23 | 23 | 24 | 24 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 2:38AM0.76m | 3:12PM0.92m | 3:41AM0.74m | 4:11PM0.94m | 4:40AM0.76m | 5:04PM0.97m | |||||||||||||||||
Low Tide | 7:44AM0.26m | 8:52PM0.33m | 8:39AM0.28m | 10:06PM0.32m | 9:39AM0.28m | ||||||||||||||||||
 |  |  | |  |  |  | | | | | | |  | | | | |  | | | | | |
 | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:37 | — | — |
mm | 2 | — | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 24 | 25 | 25 | 26 | 25 |
Feels °C | 15 | 15 | 17 | 17 | 17 | 18 | 20 | 18 | 19 | 19 | 20 | 23 | 23 | 22 | 21 | 21 | 21 | 22 | 26 | 25 | 24 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | SE 8 | S 5 | S 5 | S 5 | S 5 | E 7 | E 7 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 5 | E 5 | ESE 8 | ESE 7 | ESE 7 | ESE 4 | E 4 | SE 12 | E 7 | S 5 |
| kJ | 11 | 4 | 5 | 5 | 5 | 89 | 85 | 64 | 48 | 25 | 24 | 15 | 15 | 9 | 5 | 11 | 11 | 10 | 4 | 2 | 23 | 4 | 24 |
Swell 2 Height (m) Direction Period (s) | SSW 5 | SE 9 | SE 9 | SE 9 | SE 14 | SSE 5 | SW 5 | — | SE 14 | SE 8 | SE 8 | ESE 8 | ESE 8 | SE 8 | ESE 8 | SSE 9 | SE 13 | SE 13 | ESE 7 | ESE 7 | ESE 7 | SE 12 | SE 6 |
| kJ | 2 | 12 | 12 | 12 | 8 | 2 | 1 | — | 7 | 16 | 17 | 12 | 12 | 16 | 11 | 8 | 26 | 25 | 5 | 5 | 5 | 23 | 24 |
Swell 3 Height (m) Direction Period (s) | — | SE 15 | SE 15 | SE 15 | SE 14 | S 5 | SE 14 | SE 14 | — | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 9 | SSE 8 | SE 12 | SE 12 | SSE 8 | SE 8 | SE 12 |
| kJ | — | 9 | 8 | 8 | 8 | 1 | 8 | 8 | — | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 3 | 7 | 24 | 23 | 7 | 3 | 22 |
Wind waves Height (m) Direction Period (s) | ENE 5 | ENE 5 | ENE 5 | ENE 6 | E 6 | ENE 7 | ENE 6 | — | — | — | — | — | — | E 5 | — | E 5 | E 5 | E 3 | S 3 | SSW 3 | S 4 | S 4 | SW 5 |
| kJ | 40 | 35 | 32 | 47 | 81 | 131 | 137 | — | — | — | — | — | — | 14 | — | 4 | 8 | 6 | 2 | 4 | 10 | 24 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 179 | 274 | 282 | 282 | 732 | 278 | 872 | 109 | 0 | 18 | 58 | 58 | 40 | 254 | 250 | 224 | 226 | 233 | 139 | 272 | 114 | 57 | 123 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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