Surf Forecast Surf Report
Nantasket Beach surf break

Nantasket Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 am Wednesday 30 Apr 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
8.4° C
(Which is 1.1°C warmer than normal for this time of year)


How big are the waves at Nantasket Beach today?

The current surf forecast for Nantasket Beach at 12PM is: 0.3m 9s primary swell from a East-southeast direction and 0.1m 5s secondary swell from a Southeast direction (forecast issued at 07:00am April 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Apr)1ft (0.3m)9s
Afternoon (30 Apr)1ft (0.3m)9s
Evening (30 Apr)1ft (0.3m)9s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
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
Wave Height (m) & direction (?)
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.2
ESE
0.2
ESE
0.2
E
0.2
ESE
0.2
E
0.2
E
0.5
SE
0.2
E
0.2
E
0.2
E
0.5
SE
0.6
SE
0.6
SE
0.8
SSE
0.6
SSE
0.2
ESE
0.4
SE
0.4
SE
0.4
SE
0.3
SE
0.2
ESE
0.3
SE
0.3
SE
0.4
SE
0.3
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.2
ESE
0.5
N
0.4
NNE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.1
E
0.2
E
0.2
E
Period(s) (?)999999999988948884555577775855788888887777447777777777779988
Wave
Graph
(?)Metric surfscale
Energy (?)16161616161615876767666671421282051213145655141166776111110115655555555555557166
Wind
(km/h)
25
SW
25
WNW
20
NW
20
NW
20
NNW
15
NNW
15
NNW
5
N
5
SSW
5
SSW
10
ESE
15
ESE
15
SE
20
SSW
15
S
10
S
15
S
20
S
15
SSW
20
SSW
25
SSW
20
SSW
15
SW
10
SSW
15
S
20
SSW
25
SSW
30
SSW
30
SSW
30
SW
10
SW
15
WSW
25
W
20
W
25
WNW
20
WNW
20
WNW
10
WNW
5
NW
10
W
15
WNW
20
NNW
20
NNE
15
ENE
10
ESE
5
SSE
5
WSW
5
NW
10
WNW
5
WNW
0
N
10
S
10
SW
20
SW
20
WSW
15
W
20
WNW
25
N
20
NE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crossglasscross-
off
cross-
on
oncross-
on
cross-
off
crosscrosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffoffoffcross-
off
cross-
off
offcross-
off
cross-
off
cross-
on
oncross-
on
crossoffcross-
off
cross-
off
cross-
off
glasscrosscross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
on
on
High Tide
/ height (m)
2:04PM
3.02
2:14AM
3.39
2:59PM
2.89
3:09AM
3.22
3:57PM
2.74
4:09AM
3.02
5:01PM
2.63
5:14AM
2.85
6:06PM
2.57
6:21AM
2.73
7:09PM
2.56
7:26AM
2.66
8:08PM
2.60
8:29AM
2.63
Low Tide
/ height (m)
7:48AM
-0.48
8:00PM
-0.01
8:42AM
-0.34
8:54PM
0.14
9:39AM
-0.16
9:52PM
0.30
10:41AM
0.03
10:57PM
0.43
11:46AM
0.18
12:04AM
0.49
12:49PM
0.27
1:10AM
0.50
1:49PM
0.33
2:14AM
0.46
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Sunrise-5:39-------5:39-------5:37-------5:35-------5:35-------5:33-------5:31-------5:31--
Sunset----7:40-------7:42-------7:43-------7:44-------7:45-------7:46-------7:47-------
cloudcloudclearclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudpart cloudcloudcloudcloudcloudcloudpart cloudclearclearclearpart cloudclearclearclearpart cloudclearpart cloudlight rainlight raincloudcloudpart cloudclearclearpart cloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudclearclearclearclear
Rain (mm)
-----------------------------12-----------------------------
Temp. °C16141618181612991012141512101112131623252017161515202320161313991215161512977910111212109913172219161616141214
Feels °C (?)12810121210666789106588914202218161513131719151212103359101195214578865510131815121313878
  • 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>

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