Swell Intel

South Beach State Park Surf Forecast, Massachusetts

Massachusetts

South Beach5-6ftLong Point5-6+ftLong Point0-1ft
South Beach State Park surf spot

Current Conditions

Poor
Wave Height
5-6ft
head high
Swell Period
8.45s
Wind
13mph
SW / Gusts 25mph
Conditions
Poor
Active Swells
Wind Swell
5.8ft @ 8sSSW

Daily Forecast

3 of 5 days
Tue, Mar 314-5ft
Poor

Slim pickings today — 4-5ft and poor with gentle SW breeze.

6am9am12pm3pm
8s SSW|6mph SW
Wed, Apr 16-7ft
Poor

A slow one — 6-7ft waves and poor conditions with 17mph SW winds.

6am9am12pm3pm
9s SSW|16-18mph SW
Thu, Apr 23-4ft
Poor - Fair

Slim pickings today — 2-3ft and poor - fair with 16mph NE winds.

6am9am12pm3pm
8s SSW|14-16mph ENE
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Sat
4ft
Swell building Sat, Apr 4Poor

7s period — conditions are improving beyond your forecast

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Forecast Charts

South Beach State Park Surf Spot Guide

Break
Beach
Bottom
Sand
Level
Beginner
Crowd
Moderate
Best Swell
NE
Best Wind
SW
Season
Fall

South Beach State Park in Yarmouth offers a sandy beach break with consistent, mellow waves ideal for learning and progression. Protected by Cape Cod's natural geography, this sheltered stretch receives moderate swell from nor'easters and autumn storms, delivering waist-to-shoulder-high peaks. The wide sandy bottom provides a forgiving learning environment with multiple peaks that can handle crowds while maintaining quality.

Strong shore break during high swellSeasonal currentsCrowded beach access during summer

Wave heights shown are breaking wave heights — the actual rideable wave size at this spot.

South Beach State Park Surf Forecast FAQ

What is the current surf forecast for South Beach State Park?
The current wave height at South Beach State Park is 5-6ft with a 8.45s swell period. Wind is SW at 13mph. Conditions are rated Poor.
How accurate is the South Beach State Park surf forecast?
Our South Beach State Park forecast uses NOAA GFS and other weather models combined with spot-specific bathymetry to calculate breaking wave heights. Short-range (1-3 day) forecasts are most reliable. Extended forecasts show general trends.
What is the breaking wave height at South Beach State Park?
The current breaking wave height at South Beach State Park is 5-6ft, produced by a 5.8ft SSW wind swell swell at 8s. Breaking wave height is the actual rideable wave size at the shore — calculated from offshore swell data using this spot's coastal bathymetry — not the raw buoy reading.
When is the best time to surf South Beach State Park?
Based on the current 5-day forecast, the best window to surf South Beach State Park is Saturday from 8 AM to 11 AM with 3ft waves, a 6.55s swell period, and conditions rated Fair. Check the hourly forecast for updates as conditions can shift.