Swell Intel

Nantasket Beach Surf Forecast

Massachusetts

Nantasket Beach surf spot

Current Conditions

Very Poor
Wave Height
0-1ft
flat to ankle high
Swell Period
3.65s
Wind
10mph
S / Gusts 22mph
Conditions
Very Poor
Active Swells
Primary
0.7ft @ 9sE
Wind Swell
2.4ft @ 4sS

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Spot Guide

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

Nantasket Beach is a sandy beach break located south of Boston that picks up consistent Atlantic swells, particularly during autumn and winter months. The sandy bottom provides a forgiving learning environment with generally mellow, rolling waves suitable for beginners and intermediate surfers. This accessible Massachusetts break offers a classic New England beach experience with decent swell direction alignment and relatively manageable conditions compared to more exposed coastal breaks.

Cold water temperaturesSwimmers and beach crowds

Forecast Charts

Daily Forecast

Thu, Mar 26Very Poor

Not the most exciting day — 0-1ft and very poor conditions with calm winds.

6am9am12pm3pm
9s E|Calm
Fri, Mar 27Very Poor

A slow one — 0-1ft waves and very poor conditions with glassy conditions.

6am9am12pm3pm
9s SE|Calm
Sat, Mar 28Poor

Slim pickings today — 1-2ft and poor with calm winds.

6am9am12pm3pm
9s ESE|Calm
Sun, Mar 29Poor

Slim pickings today — 0-1ft and poor with barely a breath of wind.

6am9am12pm3pm
6s ENE|Calm
Mon, Mar 30Very Poor

Not the most exciting day — 0-1ft and very poor conditions with barely a breath of wind.

6am9am12pm3pm
8s E|Calm

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Nantasket Beach Surf Forecast FAQ

What is the current surf forecast for Nantasket Beach?
The current wave height at Nantasket Beach is 0-1ft with a 3.65s swell period. Wind is S at 10mph. Conditions are rated Very Poor.
How accurate is the Nantasket Beach surf forecast?
Our Nantasket Beach 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.