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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 12 pm Thursday 04 Dec 2025 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
10.2° C
(Which is normal for this time of year)How big are the waves at Cupsogue today?
The current surf forecast for Cupsogue at 3PM is: 0.6m 10s primary swell from a Southeast direction and 0.4m 5s secondary swell from a Southwest direction (forecast issued at 12:00pm December 04). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | 2ft (0.6m) | 10s |
| Afternoon (04 Dec) | 2ft (0.6m) | 10s |
| Evening (04 Dec) | 1.5ft (0.4m) | 10s |
Table - waves today at Cupsogue. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| 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 | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 7 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 68 | 65 | 65 | 50 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 33 | 33 | 32 | 32 | 32 | 31 | 31 | 29 | 29 | 29 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | on | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off |
High Tide / height (m) | 6:47PM 0.93 | 7:11AM 1.23 | 7:40PM 0.93 | 8:02AM 1.22 | 8:34PM 0.91 | |||||||||||||||||||
Low Tide / height (m) | 12:23PM -0.14 | 12:18AM -0.16 | 1:16PM -0.16 | 1:09AM -0.15 | 2:05PM -0.15 | 2:00AM -0.12 | ||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:22 | - | - | - | - | - | - | - | 4:22 | - | - | - | - | - | - | - | 4:22 | - | - | - | - | - |
 |  | |  | |  |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 3 | 4 | 5 | -2 | -6 | -7 | -7 | -7 | -5 | -2 | -1 | 0 | 2 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 4 | 3 | 3 | 3 |
| Feels °C (?) | -5 | -5 | -5 | -12 | -16 | -16 | -14 | -12 | -9 | -7 | -5 | -4 | -2 | 0 | 0 | 1 | 1 | 0 | 1 | -1 | -2 | -3 | -2 | -1 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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