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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 6 pm Wednesday 18 Feb 2026 ESTForecast 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
0.4° C
(Which is 4.1°C colder than average for this time of year)How big are the waves at Cupsogue today?
The current surf forecast for Cupsogue at 10PM is: 0.3m 8s primary swell from a South-southeast direction and 0.4m 6s secondary swell from a South direction (forecast issued at 06:00pm February 18). An open ocean swell of 0.6m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Feb) | - | - |
| Afternoon (18 Feb) | 1.5ft (0.4m) | 8s |
| Evening (18 Feb) | 1.5ft (0.4m) | 6s |
Table - waves today at Cupsogue. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 6 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 22 | 20 | 11 | 51 | 67 | 67 | 72 | 76 | 74 | 57 | 55 | 40 | 26 | 35 | 49 | 59 | 130 | 4 | 36 | 64 | 62 | 44 | 41 | 63 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | off | cross- off | cross- off | off |
High Tide / height (m) | 8:21PM 0.96 | 8:39AM 1.00 | 9:03PM 0.99 | 9:21AM 0.97 | 9:47PM 1.01 | 10:06AM 0.92 | ||||||||||||||||||
Low Tide / height (m) | 1:39PM -0.13 | 1:53AM -0.13 | 2:16PM -0.16 | 2:37AM -0.13 | 2:56PM -0.16 | 3:23AM -0.11 | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - |
| Sunset | 5:28 | - | - | - | - | - | - | - | 5:29 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - |
 |  |  | |  | |  | | | | | | |  | |  | | | | | |  | | | |
Rain (mm) | - | - | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 3 | 6 | 2 | 1 | - | - | - | - | - | - |
| Temp. °C | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 4 | 5 |
| Feels °C (?) | -1 | -2 | -2 | -4 | -5 | -5 | -5 | -5 | -5 | -4 | -4 | -4 | -4 | -4 | -4 | -5 | -5 | -2 | -2 | -3 | -2 | -3 | -2 | -1 |
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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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