Cupsogue surf forecast from 27 Aug 2026:
- Best quality surf: Friday 28 Aug, 8PM (local time) - 2ft (0.6m), 8s period, SE swell with glassy winds.
- Most powerful swell: Friday 28 Aug, 5AM (local time) - 3.5ft (1.0m), 8s period, SE swell with 138 kJ wave energy.
- Next surfable swell (1★+): Friday 28 Aug, 8PM (local time) - 2ft (0.6m), 8s period with SE swell.
Best Forecast Surf Conditions for Cupsogue this week:
The surf forecast for Cupsogue over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 28) at 8PM. The primary swell is predicted to be 0.6m and 8s period with a secondary swell of 0.5m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Cupsogue in the next 16 days are 1.0m 8s and forecast to arrive on Friday (Aug 28) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Wednesday (Sep 02) at 2AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Fri 28th Aug) | 2ft (0.6m) 8s |
| Best Surf | 8PM (Fri 28th Aug) | 2ft (0.6m) 8s |
| Most Powerful | 5AM (Fri 28th Aug) | 3.5ft (1.0m) 8s |
Table - best surf conditions forecast for Cupsogue over the next 16 days.
- 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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