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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 pm Monday 30 Mar 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
4.3° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Cupsogue today?
The current surf forecast for Cupsogue at 7PM is: 1.6m 7s primary swell from a South direction (forecast issued at 01:00pm March 30). An open ocean swell of 0.2m 8s is not directed at the surf break, a second open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 5ft (1.5m) | 6s |
| Afternoon (30 Mar) | 5ft (1.6m) | 7s |
| Evening (30 Mar) | 5ft (1.6m) | 7s |
Table - waves today at Cupsogue. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 167 | 212 | 254 | 277 | 233 | 239 | 249 | 341 | 350 | 391 | 424 | 488 | 551 | 627 | 593 | 481 | 422 | 458 | 378 | 463 | 456 | 210 | 183 | 150 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:43PM 0.99 | 7:03AM 1.01 | 7:26PM 1.04 | 7:46AM 1.01 | 8:07PM 1.07 | |||||||||||||||||||
Low Tide / height (m) | 12:37PM 0.04 | 12:54AM 0.04 | 1:11PM 0.02 | 1:34AM 0.01 | 1:40PM 0.00 | 2:07AM -0.00 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 |
| Sunset | - | - | 7:12 | - | - | - | - | - | - | - | 7:14 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - |
 | |  |  | | |  | | | | |  | | | |  | | | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | 1 | 1 | 2 | - | - |
| Temp. °C | 8 | 10 | 11 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 12 | 14 | 12 | 15 | 14 | 15 | 4 | 2 | 1 | 1 |
| Feels °C (?) | 0 | 3 | 4 | 7 | 7 | 5 | 6 | 5 | 4 | 6 | 6 | 5 | 3 | 3 | 6 | 10 | 8 | 12 | 11 | 13 | -5 | -7 | -7 | -7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cupsogue surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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