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Surf Forecasts:

Nantasket Beach surf break

Nantasket Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 pm Saturday 14 Mar 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
3.6° 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 12AM is: 0.2m 10s primary swell from a East-southeast direction and 0.2m 7s secondary swell from a East-southeast direction (forecast issued at 07:00pm March 14). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Mar)0.5ft (0.1m)9s
Afternoon (15 Mar)0.5ft (0.1m)9s
Evening (15 Mar)1.5ft (0.4m)3s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Saturday
14
Sunday
15
Monday
16
Tuesday
17
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.2
ESE
0.3
ESE
0.2
ESE
0.2
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.4
SE
0.5
SE
0.7
SE
1.2
ESE
1.5
ESE
1.7
ESE
2.1
SE
1.3
ESE
1.7
SE
1.9
SE
2
SE
1.6
ESE
1.3
ESE
1
ESE
1
E
Period(s) (?)7710109999103445677999910101011
Wave
Graph
(?)Metric surfscale
Energy kJ (?)599722222372069154270452255450567683471314218229
Wind
(km/h)
35
W
30
WNW
30
WNW
25
WNW
15
NW
10
NNW
10
NE
15
ESE
20
SE
15
SSE
15
SSE
20
SE
25
SE
35
SSE
30
SSE
30
S
35
S
45
S
45
S
45
SSW
30
SW
25
W
30
W
30
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffcross-
off		cross-
off		cross-
off		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscrosscross-
off		cross-
off		offoffoff
High Tide
/ height (m)
9:04PM
2.30
9:15AM
2.68
9:52PM
2.45
10:03AM
2.82
10:33PM
2.63
10:46AM
2.95
Low Tide
/ height (m)
2:50PM
0.42
2:57AM
0.52
3:39PM
0.29
3:47AM
0.36
4:21PM
0.15
4:32AM
0.18
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Sunrise-----6:56-------6:54-------6:52--
Sunset6:47-------6:49-------6:50-------
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
cloud
part cloud
cloud
light rain
mod rain
light rain
light rain
mod rain
mod rain
light rain
cloud
part cloud
clear
clear
Rain (mm)
-------------3923971----
Temp. °C531-1-2-2012113591114151515148323
Feels °C (?)-4-6-7-8-8-7-5-5-4-4-4-3-226997761-4-7-6
  • 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

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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.

View detailed surf forecast for Nantasket Beach at:
surf-forecast.com

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