Plum Island surf forecast from 8 Jul 2026:
- Best quality surf: Thursday 9 Jul, 2AM (local time) - 3.5ft (1.1m), 8s period, E swell with cross-offshore winds.
- Most powerful swell: Wednesday 8 Jul, 8AM (local time) - 5ft (1.5m), 8s period, ESE swell with 250 kJ wave energy.
- Next surfable swell (1★+): Thursday 9 Jul, 2AM (local time) - 3.5ft (1.1m), 8s period with E swell.
Best Forecast Surf Conditions for Plum Island this week:
The surf forecast for Plum Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 09) at 2AM. The primary swell is predicted to be 1.1m and 8s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Plum Island in the next 16 days are 1.5m 8s and forecast to arrive on Wednesday (Jul 08) at 8AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Tuesday (Jul 14) at 11PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Thu 9th Jul) | 3.5ft (1.1m) 8s |
| Best Surf | 2AM (Thu 9th Jul) | 3.5ft (1.1m) 8s |
| Most Powerful | 8AM (Wed 8th Jul) | 5ft (1.5m) 8s |
Table - best surf conditions forecast for Plum Island 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)
Nearest