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Surf Forecasts
Nantasket Beach surf break

Nantasket Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 pm Monday 16 Jun 2025 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
14.8° 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 9PM is: 0.6m 7s primary swell from a East direction and 0.1m 15s secondary swell from a East direction (forecast issued at 07:00pm June 16). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (16 Jun)--
Afternoon (16 Jun)2ft (0.6m)7s
Evening (16 Jun)2ft (0.6m)7s

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

Hourly12 Days
Massachusetts Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tue
24
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
E
0.6
E
0.5
E
0.5
E
0.5
E
0.5
E
0.5
E
0.7
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.5
E
0.4
E
0.4
ESE
0.4
E
0.4
ESE
0.4
SE
0.5
E
0.5
ESE
0.5
E
0.4
E
0.4
E
0.4
E
0.3
E
0.4
E
0.3
E
0.4
E
0.4
E
0.4
E
0.4
E
0.4
ESE
0.3
E
0.3
E
0.3
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.1
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.3
E
0.3
E
Period(s) (?)7777776666656677687877788877888888988888888888777128888888888
Wave
Graph
(?)Metric surfscale
Energy (?)4039282828272553353054232927252923433736292530243722241520232716161591088888981111101077588887813131715
Wind
(km/h)
15
ESE
10
ESE
10
SSE
5
SSE
5
ESE
10
SE
10
SE
10
SE
15
SE
10
SSE
10
SSE
10
S
10
S
10
SSW
10
SSW
15
SSW
15
SW
10
SSW
10
SSW
10
SSW
10
SW
15
SW
10
WSW
5
SSW
20
SSW
25
SSW
20
SW
20
SSW
20
SW
25
SW
30
WSW
35
W
30
W
30
W
25
W
25
W
20
W
20
W
25
WNW
15
WNW
15
WNW
10
WSW
15
WSW
10
WSW
10
S
5
WSW
10
N
15
NE
15
E
10
ESE
5
SSE
5
SSW
5
SSE
10
S
10
SSE
10
SSE
15
SSW
15
SSW
20
SSW
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
on		glassglasscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffoffcross-
off		cross-
off		offoffoffcross-
off		crossglasscrosscross-
on		ononcross-
on		glasscross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
3:51PM
2.66
3:59AM
2.90
4:39PM
2.74
4:53AM
2.85
5:31PM
2.85
5:50AM
2.81
6:23PM
2.97
6:49AM
2.77
7:17PM
3.09
7:50AM
2.74
8:13PM
3.20
8:53AM
2.75
9:10PM
3.29
9:53AM
2.79
10:06PM
3.37
Low Tide
/ height (m)
9:48PM
0.37
10:20AM
0.08
10:43PM
0.32
11:11AM
0.09
11:40PM
0.24
12:03PM
0.10
12:39AM
0.14
12:57PM
0.11
1:40AM
0.03
1:53PM
0.13
2:41AM
-0.09
2:51PM
0.12
3:41AM
-0.20
3:48PM
0.11
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tue
24
Sunrise-----5:05-------5:05-------5:05-------5:05-------5:05-------5:07-------5:07------
Sunset-8:22-------8:22-------8:22-------8:22-------8:22-------8:22-------8:22-------8:22--
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Rain (mm)
------1--11------1-------------------------22---------------
Temp. °C171615151515172020181818181822232624212020212732332825232122242323232119182024272827211919202221212019181821273028252222
Feels °C (?)151514161615172020181819191923232726222222232933332824232019201717181715141618222324201920232321212120191921273128252222
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

FREE! Surf-Forecast.com widget for your website

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

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