Nantasket Beach surf break

Nantasket Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 am Saturday 04 Apr 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Nantasket Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nantasket Beach sea temperature is
4.7° C
(Which is normal for this time of year)

How big are the waves at Nantasket Beach today?

The current surf forecast for Nantasket Beach at 1PM is: 1.3m 5s primary swell from a Northeast direction (forecast issued at 07:00am April 04). An open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (04 Apr)1.5ft (0.5m)7s
Afternoon (04 Apr)4.5ft (1.4m)6s
Evening (04 Apr)4.5ft (1.4m)6s

Table - waves today at Nantasket Beach. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Saturday
04
Sunday
05
Monday
06
Tue
07
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
1
2
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
E
0.5
E
0.8
NE
1.3
NE
1.5
ENE
1.4
ENE
1.5
ENE
1.5
ENE
1.4
ENE
1.4
E
1.4
E
1.3
ESE
0.9
E
0.8
E
0.7
E
0.6
E
0.5
E
0.4
E
0.4
E
0.3
E
0.3
E
0.3
E
0.3
E
0.2
E
Period(s) (?)778566777777788888777777
Wave
Graph
(?)Metric surfscale
Energy kJ (?)362669941761702001981911892101918771544028181799994
Wind
(km/h)
15
W
20
NNW
30
NE
30
ENE
25
E
25
E
20
ESE
20
SE
15
ESE
5
S
20
SSW
15
WSW
10
SW
15
WNW
20
WNW
25
WNW
25
W
25
W
20
W
25
W
25
W
20
W
15
W
15
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off
cross-
on
cross-
on
ononcross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
offoffoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
1:45PM
2.77
1:52AM
2.96
2:24PM
2.66
2:30AM
2.88
3:06PM
2.55
Low Tide
/ height (m)
7:32AM
-0.05
7:43PM
0.23
8:12AM
0.03
8:21PM
0.34
8:52AM
0.13
9:01PM
0.45
Saturday
04
Sunday
05
Monday
06
Tue
07
Sunrise-6:20-------6:20-------6:18------
Sunset----7:12-------7:13-------7:14---
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
light rain
light rain
light rain
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
clear
cloud
part cloud
Rain (mm)
--------11-122----------
Temp. °C1410411022361213131096336810864
Feels °C (?)125-4-7-6-7-4-3-149111164-1-5-4-11321-1
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nantasket Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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