Winthrop Jetty Surf Break

Lat Long: 42.35° N 70.95° W

Winthrop Jetty WaveFinder

Issued: 1 am 08 Jul 2026 (local time)

Forecast update in  hr  min

Today's Winthrop Jetty sea temperature is
20.7° C
2.2° 

Winthrop Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Winthrop Jetty surf forecast from 8 Jul 2026:

  • Best quality surf: Wednesday 8 Jul, 11PM (local time) - 3.5ft (1.0m), 8s period, E swell with cross-offshore winds.
  • Most powerful swell: Wednesday 8 Jul, 2PM (local time) - 4ft (1.2m), 8s period, E swell with 160 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 8 Jul, 11PM (local time) - 3.5ft (1.0m), 8s period with E swell.

Best Forecast Surf Conditions for Winthrop Jetty this week:

The surf forecast for Winthrop Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 08) at 11PM. The primary swell is predicted to be 1.0m and 8s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Winthrop Jetty in the next 16 days are 1.2m 8s and forecast to arrive on Wednesday (Jul 08) at 2PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Thursday (Jul 09) at 11PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Wed 8th Jul)3.5ft (1.0m) 8s
Best Surf11PM (Wed 8th Jul)3.5ft (1.0m) 8s
Most Powerful 2PM (Wed 8th Jul)4ft (1.2m) 8s

Table - best surf conditions forecast for Winthrop Jetty over the next 16 days.


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