Surf Forecasts:
How big are the waves at Robert Moses State Park today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 2.5ft (0.8m), 4s period with S swell.
- Evening surf: Evening surf (20 Sep, local time) - 1.5ft (0.4m), 10s period with SE swell.
The current surf forecast for Robert Moses State Park at 10PM is: 0.4m 10s primary swell from a Southeast direction and 0.6m 5s secondary swell from a East-southeast direction, 0.4m 7s secondary swell from a Southeast direction, 0.6m 4s secondary swell from a South direction (forecast issued at 07:00pm September 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 2.5ft (0.8m) | 4s |
| Evening (20 Sep) | 1.5ft (0.4m) | 10s |
Table - waves today at Robert Moses State Park. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun night. Warm (max 21°C on Sun night, min 13°C on Tue night). Winds increasing (light winds from the SW on Sun night, strong winds from the ENE by Wed afternoon). | |||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 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) | SSE 5 | SE 10 | SE 10 | SE 10 | ESE 8 | SE 7 | SE 7 | ENE 5 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 48 | 27 | 24 | 27 | 59 | 42 | 22 | 62 | 71 | 158 | 247 | 261 | 295 | 330 | 429 | 600 | 724 | 742 | 697 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross | 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 |
High Tide | 3:05PM1.22m | 3:41AM1.02m | 4:02PM1.25m | 4:38AM1.09m | 4:56PM1.30m | ||||||||||||||
Low Tide | 9:42PM0.32m | 9:45AM0.36m | 10:31PM0.25m | 10:37AM0.29m | |||||||||||||||
 |  | |  |  |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | 1 | 3 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 21 | 19 | 17 | 16 | 18 | 20 | 21 | 19 | 18 | 17 | 16 | 16 | 15 | 14 | 15 | 15 | 14 |
Feels °C | 18 | 19 | 22 | 18 | 13 | 11 | 13 | 16 | 17 | 14 | 13 | 12 | 11 | 11 | 9 | 7 | 8 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | SE 11 | ESE 5 | ESE 5 | ESE 5 | ESE 8 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | — | — | — | — | — | — | — | — | — |
| kJ | 29 | 20 | 16 | 24 | 59 | 42 | 22 | 13 | 29 | 43 | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | ESE 7 | SE 10 | SE 7 | S 4 | S 4 | SSW 4 | SE 10 | SE 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 27 | 12 | 10 | 10 | 7 | 15 | 13 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 8 | ESE 7 | SE 10 | SE 10 | SE 10 | ESE 9 | ESE 8 | E 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 10 | 24 | 27 | 17 | 7 | 6 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 5 | S 4 | SSW 4 | — | N 3 | NNE 4 | NE 4 | ENE 5 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 |
| kJ | 48 | 26 | 15 | — | 2 | 11 | 29 | 62 | 71 | 158 | 247 | 261 | 295 | 330 | 429 | 600 | 724 | 742 | 697 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 319 | 1713 | 1601 | 69 | 12 | 4 | 284 | 367 | 476 | 593 | 793 | 795 | 793 | 795 | 555 | 918 | 726 | 966 | 457 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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