Brant Rock Surf Break

Lat Long: 42.09° N 70.65° W

Brant Rock WaveFinder

Issued: 1 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Brant Rock sea temperature is
20.3°C
0.5° 

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


Brant Rock surf forecast from 28 Aug 2026:

  • Best quality surf: Wednesday 2 Sep, 11PM (local time) - 3.5ft (1.0m), 5s period, SE swell with cross-offshore winds.
  • Most powerful swell: Wednesday 2 Sep, 11PM (local time) - 3.5ft (1.0m), 5s period, SE swell with 50 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 2 Sep, 11PM (local time) - 3.5ft (1.0m), 5s period with SE swell.

Best Forecast Surf Conditions for Brant Rock this week:

The surf forecast for Brant Rock over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 02) at 11PM. The primary swell is predicted to be 1.0m and 5s period with a secondary swell of 0.6m and 5s. Another secondary swell of 0.2m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Brant Rock in the next 16 days are 1.0m 5s and forecast to arrive on Wednesday (Sep 02) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Tuesday (Sep 01) at 11PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Wed 2nd Sep)3.5ft (1.0m) 5s
Best Surf11PM (Wed 2nd Sep)3.5ft (1.0m) 5s
Most Powerful11PM (Wed 2nd Sep)3.5ft (1.0m) 5s

Table - best surf conditions forecast for Brant Rock over the next 16 days.


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