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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 pm Tuesday 19 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
13.2° C
(Which is 1.4°C warmer than 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 6PM is: 1.6m 6s primary swell from a South direction and 0.4m 8s secondary swell from a Southeast direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 01:00pm May 19). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 4.5ft (1.3m) | 6s |
| Afternoon (19 May) | 4.5ft (1.4m) | 6s |
| Evening (19 May) | 6ft (1.8m) | 6s |
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 25mm), heaviest during Wed night. Warm (max 29°C on Wed afternoon, min 9°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | S 6 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 9 | |
119 | 124 | 184 | 255 | 284 | 200 | 143 | 123 | 104 | 119 | 170 | 167 | 94 | 79 | 63 | 50 | 38 | 38 | 28 | 27 | 26 | 25 | 25 | 27 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross | cross | cross-on | cross-on | cross | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-off | cross-off | |
High Tide | 10:04AM1.33m | 10:17PM1.62m | 11:05AM1.30m | 11:17PM1.53m | 12:06PM1.29m | 00:17AM1.45m | ||||||||||||||||||
Low Tide | 3:56PM-0.02m | 4:50AM-0.11m | 4:50PM0.05m | 5:45AM-0.04m | 5:49PM0.13m | 6:44AM0.02m | ||||||||||||||||||
 | | |  |  |  |  | | | |  | | | |  | |  | | | | | | | | |
 | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — |
 | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | 8:08 |
— | — | — | — | 1 | — | — | — | — | — | 1 | 7 | 1 | 1 | — | — | 1 | 4 | 5 | 4 | — | — | — | — | |
Temp °C | 24 | 26 | 25 | 24 | 25 | 24 | 23 | 24 | 28 | 29 | 25 | 22 | 18 | 16 | 14 | 13 | 12 | 10 | 10 | 9 | 10 | 10 | 10 | 10 |
23 | 24 | 21 | 21 | 23 | 23 | 22 | 23 | 26 | 26 | 23 | 22 | 15 | 15 | 10 | 8 | 9 | 7 | 8 | 6 | 8 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 8 | SE 8 | SE 14 | SE 14 | SE 8 | SE 9 | S 6 | SE 9 | SE 9 | SE 9 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 8 | SE 9 |
 kJ | 7 | 25 | 25 | 7 | 7 | 35 | 36 | 123 | 36 | 27 | 29 | 112 | 94 | 79 | 63 | 50 | 38 | 38 | 28 | 27 | 19 | 18 | 25 | 27 |
Swell 2 Height (m) Direction Period (s) | — | SE 13 | SE 13 | E 16 | E 16 | SE 16 | SE 16 | SE 8 | SE 15 | SE 12 | SE 12 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ENE 4 | SE 9 | SE 9 | SE 8 | S 6 | S 6 |
| kJ | — | 7 | 7 | 5 | 5 | 10 | 10 | 25 | 9 | 6 | 6 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 7 | 27 | 26 | 25 | 11 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SE 16 | — | — | — | SE 15 | SE 15 | SE 15 | SE 15 | SE 12 | SE 12 | WNW 3 | SE 15 | SE 15 | SE 15 | SE 15 | SE 9 | ENE 5 | E 5 | SE 14 | SE 14 | SE 14 |
| kJ | — | — | — | 10 | — | — | — | 9 | 8 | 9 | 9 | 6 | 6 | 1 | 8 | 8 | 8 | 8 | 28 | 8 | 4 | 8 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 6 | S 6 | S 7 | S 7 | S 6 | — | S 6 | S 6 | SSW 6 | SSW 6 | — | NW 3 | N 2 | NNE 3 | NE 3 | ENE 4 | — | — | — | E 5 | E 5 | E 3 |
| kJ | 119 | 124 | 184 | 255 | 284 | 200 | 143 | — | 104 | 119 | 170 | 167 | — | 2 | 1 | 3 | 4 | 6 | — | — | — | 4 | 7 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 64 | 64 | 73 | 66 | 77 | 64 | 69 | 66 | 66 | 66 | 50 | 66 | 0 | 0 | 0 | 4 | 6 | 6 | 4 | 548 | 67 | 30 | 0 | 574 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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