Surf Forecasts:
How big are the waves at Jetty today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 2ft (0.6m), 6s period with ESE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 3ft (0.9m), 5s period with E swell.
- Evening surf: Evening surf (21 Sep, local time) - 4ft (1.2m), 6s period with E swell.
The current surf forecast for Jetty at 5AM is: 0.6m 5s primary swell from a East-southeast direction and 0.3m 9s secondary swell from a Southeast direction (forecast issued at 01:00am September 21). An open ocean swell of 0.3m 2s 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 Sep) | 2ft (0.6m) | 6s |
| Afternoon (21 Sep) | 3ft (0.9m) | 5s |
| Evening (21 Sep) | 4ft (1.2m) | 6s |
Table - waves today at Jetty. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon afternoon, min 14°C on Tue night). Winds increasing (moderate winds from the ENE on Mon afternoon, strong winds from the ENE by Wed morning). | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
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) | SE 9 | ESE 5 | ESE 6 | SE 9 | E 5 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 29 | 17 | 27 | 51 | 34 | 52 | 91 | 152 | 166 | 198 | 239 | 285 | 367 | 430 | 430 | 435 | 464 | 485 | 632 | 872 | 1027 | 1182 | 1338 | 1422 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off |
High Tide | 4:08AM0.77m | 4:30PM0.93m | 5:01AM0.84m | 5:20PM0.97m | 5:46AM0.91m | 6:05PM1.01m | ||||||||||||||||||
Low Tide | 9:07AM0.30m | 10:11PM0.28m | 10:10AM0.27m | 11:03PM0.23m | 11:08AM0.21m | |||||||||||||||||||
 |  |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 16 | 16 | 16 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 15 | 16 | 16 | 16 | 15 | 14 |
Feels °C | 21 | 12 | 11 | 11 | 14 | 14 | 13 | 11 | 12 | 10 | 10 | 8 | 8 | 9 | 7 | 8 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | ESE 5 | ESE 5 | ESE 6 | SE 9 | SE 9 | SE 8 | SE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 16 | 17 | 27 | 51 | 28 | 24 | 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SSW 4 | ESE 8 | SE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 29 | 12 | 12 | 2 | 7 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 6 | SSW 4 | SSW 4 | E 8 | SW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 3 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | N 2 | NE 3 | NE 4 | E 5 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 |
| kJ | 6 | 1 | 4 | 18 | 34 | 52 | 91 | 152 | 166 | 198 | 239 | 285 | 367 | 430 | 430 | 435 | 464 | 485 | 632 | 872 | 1027 | 1182 | 1338 | 1422 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 345 | 518 | 526 | 633 | 740 | 740 | 865 | 732 | 109 | 865 | 732 | 872 | 768 | 766 | 672 | 1751 | 654 | 1637 | 766 | 1164 | 2575 | 865 | 404 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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