Surf Forecasts:
How big are the waves at Jetty today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.5m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1ft (0.3m), 9s period with SE swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 7s period with SE swell.
The current surf forecast for Jetty at 9PM is: 0.4m 7s primary swell from a Southeast direction and 0.3m 9s secondary swell from a Southeast direction, 0.2m 2s secondary swell from a South-southwest direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (20 Aug) | 1ft (0.3m) | 9s |
| Evening (20 Aug) | 1.5ft (0.4m) | 7s |
Table - waves today at Jetty. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 76mm), heaviest during Thu night. Warm (max 26°C on Thu afternoon, min 18°C on Thu night). Winds decreasing (fresh winds from the NE on Thu night, light winds from the NE by Sat night). | |||||||||||||||||||||
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) | SSE 9 | SE 9 | SE 7 | SE 7 | SE 8 | SE 8 | E 5 | E 5 | SE 8 | SE 8 | E 5 | E 5 | E 6 | E 6 | E 6 | E 6 | SE 8 | E 5 | E 5 | E 5 | SE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 30 | 13 | 12 | 12 | 18 | 18 | 22 | 16 | 18 | 18 | 18 | 27 | 39 | 39 | 30 | 30 | 21 | 27 | 19 | 18 | 14 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross-on | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:13PM0.94m | 2:38AM0.76m | 3:12PM0.92m | 3:41AM0.74m | 4:11PM0.94m | ||||||||||||||||
Low Tide | 7:48PM0.31m | 7:44AM0.26m | 8:52PM0.33m | 8:39AM0.28m | 10:06PM0.32m | ||||||||||||||||
 |  | |  |  | | | |  | | |  |  | | | | |  |  | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 7:42 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:38 | — | — |
mm | — | — | — | 4 | 22 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 3 | 11 | 15 | 11 |
Temp °C | 25 | 26 | 26 | 21 | 18 | 19 | 18 | 18 | 20 | 22 | 22 | 22 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 21 |
Feels °C | 27 | 26 | 28 | 19 | 14 | 17 | 16 | 16 | 17 | 20 | 21 | 22 | 21 | 20 | 19 | 18 | 19 | 18 | 19 | 19 | 24 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SE 6 | SE 7 | SE 7 | SE 8 | SE 8 | E 5 | E 5 | SE 8 | S 5 | SE 8 | SE 8 | SE 8 | E 6 | E 6 | E 6 | E 5 | E 5 | E 5 | ESE 8 | SE 8 |
| kJ | 30 | 13 | 11 | 11 | 18 | 18 | 22 | 16 | 18 | 5 | 11 | 18 | 11 | 39 | 30 | 30 | 21 | 27 | 19 | 12 | 14 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | SE 9 | SE 9 | SE 9 | SSE 5 | S 5 | SE 8 | SE 9 | S 4 | SE 8 | SSE 5 | SSE 5 | SSW 5 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | SE 13 | SE 13 |
| kJ | 7 | 12 | 12 | 12 | 3 | 2 | 11 | 12 | 2 | 18 | 5 | 3 | 3 | 11 | 11 | 11 | 17 | 6 | 12 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | WSW 3 | SSE 5 | S 5 | S 5 | E 6 | SE 5 | S 5 | — | SW 5 | SE 15 | SSW 5 | SSW 5 | SSE 5 | SSW 5 | S 5 | S 5 | S 5 | SE 13 | SE 13 | SE 9 | SE 9 |
| kJ | 1 | 3 | 2 | 2 | 1 | 1 | 2 | — | 1 | 8 | 3 | 3 | 2 | 3 | 2 | 2 | 2 | 7 | 7 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | SW 5 | SSW 5 | SSW 2 | NE 3 | ENE 4 | ENE 4 | NE 4 | ENE 4 | E 5 | E 5 | E 5 | E 6 | — | — | ENE 5 | — | — | NNE 3 | E 5 | E 4 |
| kJ | — | 1 | 2 | 1 | 2 | 8 | 21 | 17 | 12 | 15 | 18 | 27 | 39 | — | — | 30 | — | — | 1 | 18 | 10 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 257 | 1180 | 274 | 257 | 324 | 274 | 282 | 282 | 732 | 3368 | 888 | 324 | 274 | 282 | 40 | 584 | 584 | 221 | 246 | 160 | 154 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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