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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 Friday 15 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
13.4° C
(Which is 2.2°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 4AM is: 0.9m 7s primary swell from a South-southeast direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 01:00am May 15). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 4.5ft (1.3m) | 9s |
| Afternoon (15 May) | 3.5ft (1.1m) | 9s |
| Evening (15 May) | 3.5ft (1.1m) | 9s |
Table - waves today at Robert Moses State Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Sun night, min 11°C on Fri morning). Winds decreasing (fresh winds from the SSW on Sat night, calm by Sun night). | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 8 | S 5 | SSW 6 | SSW 6 | SSW 6 | S 7 | S 7 | S 8 | S 8 | S 7 | S 7 | |
70 | 79 | 246 | 321 | 207 | 203 | 217 | 106 | 125 | 164 | 121 | 86 | 86 | 136 | 124 | 148 | 135 | 143 | 195 | 147 | 160 | 222 | 120 | 77 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross | cross-off | off | cross-off | glassy | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross | cross | cross | cross-off | |
High Tide | 6:30AM1.34m | 6:49PM1.66m | 7:21AM1.37m | 7:37PM1.72m | 8:13AM1.37m | 8:27PM1.72m | ||||||||||||||||||
Low Tide | 00:29AM-0.04m | 12:28PM-0.06m | 1:22AM-0.12m | 1:19PM-0.08m | 2:15AM-0.16m | 2:11PM-0.09m | ||||||||||||||||||
 |  |  | |  | | |  | | |  | | | | | | | | | | | | | | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:04 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 13 | 15 | 17 | 16 | 15 | 14 | 14 | 14 | 16 | 18 | 17 | 18 | 16 | 17 | 19 | 19 | 22 | 24 | 24 | 25 | 25 |
8 | 7 | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 12 | 12 | 11 | 14 | 16 | 17 | 21 | 22 | 22 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | SSE 8 | S 7 | S 7 | S 8 | SE 8 | S 7 | S 7 |
 kJ | 70 | 79 | 246 | 321 | 207 | 203 | 217 | 106 | 125 | 164 | 121 | 86 | 86 | 65 | 59 | 40 | 39 | 28 | 195 | 147 | 160 | 49 | 120 | 77 |
Swell 2 Height (m) Direction Period (s) | E 5 | SE 10 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | S 8 | E 10 | SE 9 | SSE 8 | SSE 10 | SSE 9 | SSE 9 | SSE 8 | ENE 9 | SE 8 | SSE 8 | ESE 9 | ESE 8 | SE 8 | ESE 8 | E 8 | SE 8 | SE 8 |
| kJ | 5 | 25 | 8 | 106 | 82 | 54 | 46 | 94 | 65 | 55 | 35 | 68 | 58 | 54 | 26 | 18 | 28 | 26 | 22 | 35 | 12 | 5 | 49 | 51 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | E 5 | E 9 | — | — | SSE 8 | S 8 | S 8 | SSE 8 | SE 9 | SSE 8 | — | — | — | — | SE 10 | ENE 8 | E 9 | ESE 8 | ESE 8 | E 8 | — | — | — |
| kJ | 8 | 4 | 40 | — | — | 53 | 33 | 49 | 41 | 51 | 21 | — | — | — | — | 25 | 14 | 14 | 24 | 13 | 5 | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 3 | WNW 3 | WNW 3 | W 3 | SW 3 | SW 3 | W 3 | — | — | W 3 | — | WSW 2 | SSW 3 | S 8 | S 5 | SSW 6 | SSW 6 | SSW 6 | SW 7 | — | — | S 8 | — | W 3 |
| kJ | 2 | 2 | 2 | 1 | 2 | 5 | 5 | — | — | 1 | — | 1 | 3 | 136 | 124 | 148 | 135 | 143 | 127 | — | — | 222 | — | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 0 | 0 | 26 | 0 | 0 | 35 | 26 | 0 | 0 | 0 | 26 | 26 | 64 | 149 | 149 | 149 | 149 | 64 | 26 | 0 | 12 | 35 | 73 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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