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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 7 am Sunday 22 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
3.5° C
(Which is 1.5°C colder than average for this time of year)How big are the waves at Cupsogue today?
The current surf forecast for Cupsogue at 11AM is: 1.0m 5s primary swell from a South-southeast direction and 0.5m 8s secondary swell from a Southeast direction (forecast issued at 07:00am March 22). An open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | 1.5ft (0.5m) | 8s |
| Afternoon (22 Mar) | 4ft (1.2m) | 5s |
| Evening (22 Mar) | 4ft (1.2m) | 6s |
Table - waves today at Cupsogue. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wed 25 | |||||||||||||||||||||
| 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 | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 9 | 9 | 7 | 9 | 9 | 9 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 32 | 32 | 47 | 74 | 89 | 109 | 262 | 166 | 156 | 140 | 120 | 102 | 68 | 68 | 52 | 52 | 39 | 38 | 27 | 27 | 18 | 11 | 11 | 11 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross | cross | cross- off | cross | cross- off | cross- on | cross- off | cross- off | cross- off | cross- off | glass | off | off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross- on | cross |
High Tide / height (m) | 10:47AM 0.95 | 11:13PM 1.12 | 11:39AM 0.89 | 12:07AM 1.07 | 12:36PM 0.83 | 1:06AM 1.02 | ||||||||||||||||||
Low Tide / height (m) | 4:07AM -0.11 | 4:16PM -0.11 | 4:57AM -0.05 | 5:04PM -0.05 | 5:53AM 0.01 | 5:58PM 0.02 | ||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wed 25 | |||||||||||||||||||||
| Sunrise | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:04 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:06 | - | - | - |
 |  | | | | |  | | |  |  | | | |  |  | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 4 | 1 | 5 | 11 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 6 | 6 | 7 | 8 | 8 | 8 | 10 | 9 | 5 | 2 | 2 | 2 | 4 | 5 | 4 | 1 | 0 | 0 | 2 | 4 | 3 | 2 | 3 | 3 |
| Feels °C (?) | 1 | 1 | 1 | 3 | 2 | 6 | 8 | 5 | 0 | -6 | -5 | -4 | 0 | 2 | -4 | -8 | -8 | -8 | -5 | -1 | -3 | -4 | -3 | -4 |
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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
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