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Cupsogue Surf Forecast
/ Long Island NY (34 breaks) / New York (44 breaks) /
Surf Forecasts:
Cupsogue surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 am Saturday 09 May 2026 EDTForecast update in hr min s Forecast update imminent
Cupsogue surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cupsogue sea temperature is
10.1° C
(Which is normal for this time of year)How big are the waves at Cupsogue today?
The current surf forecast for Cupsogue at 5AM is: 1.1m 6s primary swell from a South-southwest direction and 0.8m 6s secondary swell from a South direction (forecast issued at 01:00am May 09). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 3ft (0.9m) | 6s |
| Afternoon (09 May) | 4ft (1.2m) | 6s |
| Evening (09 May) | 3.5ft (1.1m) | 6s |
Table - waves today at Cupsogue. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Mon morning. Very mild (max 16°C on Sun night, min 7°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 9 | Sunday 10 | Monday 11 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
S 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | SE 8 | SE 8 | SE 8 | |
54 | 98 | 62 | 74 | 98 | 106 | 88 | 74 | 71 | 58 | 78 | 139 | 143 | 147 | 147 | 125 | 121 | 69 | 47 | 34 | 22 | 123 | 107 | 101 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross-on | cross-on | cross | cross-on | cross | cross | cross-off | cross-on | cross-on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | off | |
High Tide | 1:26AM0.88m | 2:07PM0.78m | 2:24AM0.87m | 3:04PM0.83m | 3:22AM0.87m | 3:59PM0.90m | ||||||||||||||||||
Low Tide | 7:03AM0.17m | 7:17PM0.23m | 7:56AM0.16m | 8:18PM0.21m | 8:50AM0.13m | 9:20PM0.17m | ||||||||||||||||||
 | |  | |  | |  | | | |  | | | |  | | | | | | | | |  | |
 | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:53 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:55 | — | — |
— | — | — | — | 1 | 4 | 2 | 1 | — | — | — | — | — | — | — | 1 | 1 | — | 5 | 5 | 2 | — | — | — | |
Temp °C | 11 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 15 | 16 | 14 | 13 | 11 | 8 | 7 | 9 | 10 | 12 | 12 |
8 | 9 | 7 | 7 | 8 | 7 | 10 | 10 | 10 | 10 | 11 | 12 | 11 | 13 | 14 | 13 | 11 | 7 | 3 | 3 | 6 | 7 | 10 | 8 | |
Swell 1 Height (m) Direction Period (s) | S 6 | S 6 | ESE 9 | ESE 9 | ESE 9 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 7 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 |
 kJ | 54 | 51 | 31 | 32 | 28 | 106 | 88 | 74 | 71 | 58 | 78 | 139 | 143 | 147 | 147 | 125 | 121 | 69 | 47 | 59 | 84 | 123 | 107 | 101 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SE 11 | SE 11 | SE 11 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 8 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | S 7 | S 7 | SE 15 | SE 15 | SE 15 |
| kJ | 45 | 45 | 5 | 5 | 5 | 27 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 14 | 7 | 7 | 41 | 58 | 34 | 22 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | SE 11 | — | — | — | SE 11 | SE 11 | SE 11 | SE 12 | SE 12 | SE 11 | — | S 16 | SE 16 | SE 16 | SE 11 | SE 11 | ESE 11 | SE 12 | SE 12 | SE 12 | SE 15 | SE 12 | SE 15 |
| kJ | — | 5 | — | — | — | 5 | 4 | 5 | 6 | 6 | 5 | — | 5 | 10 | 10 | 20 | 5 | 13 | 6 | 21 | 6 | 8 | 6 | 8 |
Wind waves Height (m) Direction Period (s) | — | SSW 6 | S 6 | S 6 | S 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 3 | NE 4 | — | — | — | — |
| kJ | — | 98 | 62 | 74 | 98 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 100 | 100 | 100 | 100 | 96 | 100 | 77 | 100 | 78 | 0 | 20 | 77 | 77 | 0 | 0 | 0 | 50 | 55 | 15 | 4 | 0 | 0 | 0 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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