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Robert Moses State Park Surf Forecast
/ Long Island NY (34 breaks) / New York (44 breaks) /
Surf Forecasts:
Robert Moses State Park surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 am Saturday 23 May 2026 EDTForecast update in hr min s Forecast update imminent
Robert Moses State Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Robert Moses State Park sea temperature is
12.3° C
(Which is normal for this time of year)How big are the waves at Robert Moses State Park today?
The current surf forecast for Robert Moses State Park at 10AM is: 1.1m 7s primary swell from a East-southeast direction and 0.1m 6s secondary swell from a South direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 01:00am May 23). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 3.5ft (1.0m) | 7s |
| Afternoon (23 May) | 4.5ft (1.3m) | 7s |
| Evening (23 May) | 7ft (2.1m) | 7s |
Table - waves today at Robert Moses State Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 63mm), heaviest during Sun morning. Very mild (max 17°C on Mon night, min 8°C on Sat night). Winds decreasing (strong winds from the E on Sat night, calm by Mon night). | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 6 | SE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | |
28 | 46 | 78 | 120 | 160 | 181 | 418 | 518 | 749 | 982 | 1280 | 1567 | 1617 | 1224 | 904 | 691 | 553 | 416 | 297 | 249 | 212 | 192 | 165 | 136 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross | cross-off | |
High Tide | 1:16AM1.37m | 2:02PM1.30m | 2:12AM1.30m | 2:58PM1.32m | 3:09AM1.23m | 3:53PM1.35m | ||||||||||||||||||
Low Tide | 7:46AM0.06m | 8:05PM0.24m | 8:45AM0.09m | 9:11PM0.23m | 9:37AM0.09m | 10:09PM0.20m | ||||||||||||||||||
 | |  | |  | | |  |  | |  |  | | | | | | | | | | | | | |
 | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:10 | — |
— | — | — | — | 3 | 4 | 4 | 6 | 3 | 6 | 12 | 8 | 3 | 2 | — | — | — | — | — | 6 | 6 | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 11 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 13 | 14 | 16 | 17 |
9 | 9 | 8 | 8 | 3 | 3 | 2 | 1 | 1 | -1 | 1 | 4 | 11 | 8 | 9 | 8 | 8 | 8 | 9 | 10 | 12 | 13 | 16 | 18 | |
Swell 1 Height (m) Direction Period (s) | SE 6 | SE 6 | S 6 | S 6 | SE 13 | SE 13 | — | — | — | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 |
 kJ | 28 | 46 | 1 | 1 | 7 | 7 | — | — | — | — | — | — | — | 1224 | 904 | 691 | 553 | 416 | 297 | 249 | 212 | 192 | 165 | 136 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SE 13 | SE 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | S 6 | S 6 | S 6 | S 6 | S 7 | S 7 | S 7 |
| kJ | 9 | 10 | 7 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | 28 | 29 | 41 | 42 | 42 | 58 |
Swell 3 Height (m) Direction Period (s) | S 6 | S 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 17 | SE 16 | SE 16 | SE 16 | SE 16 | S 16 | — |
| kJ | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 10 | 10 | 10 | 10 | 5 | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | ESE 6 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 13 | 14 | 78 | 120 | 160 | 181 | 418 | 518 | 749 | 982 | 1280 | 1567 | 1617 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 30 | 474 | 522 | 149 | 149 | 169 | 522 | 350 | 312 | 236 | 230 | 95 | 127 | 6 | 6 | 4 | 0 | 0 | 0 | 0 | 26 | 26 | 0 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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