Nantasket Beach Surf Break

Lat Long: 42.31° N 70.88° W

Nantasket Beach Surf Forecast and Surf Report

Issued: 7 pm 13 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nantasket Beach sea temperature is
14.8°C
0.3° 

Nantasket Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Nantasket Beach surf forecast from 14 Oct 2026:

  • Best quality surf: Wednesday 14 Oct, 5AM (local time) - 3ft (0.9m), 7s period, E swell with cross-offshore winds.
  • Most powerful swell: Tuesday 13 Oct, 11PM (local time) - 3.5ft (1.1m), 6s period, E swell with 95 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 14 Oct, 5AM (local time) - 3ft (0.9m), 7s period with E swell.

Best Forecast Surf Conditions for Nantasket Beach this week:

The surf forecast for Nantasket Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Oct 14) at 5AM. The primary swell is predicted to be 0.9m and 7s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Nantasket Beach in the next 16 days are 1.1m 6s and forecast to arrive on Tuesday (Oct 13) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Saturday (Oct 17) at 8AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Wed 14th Oct)3ft (0.9m) 7s
Best Surf 5AM (Wed 14th Oct)3ft (0.9m) 7s
Most Powerful11PM (Tue 13th Oct)3.5ft (1.1m) 6s

Table - best surf conditions forecast for Nantasket Beach over the next 16 days.


Short Range Forecast

Moderate rain (total 14mm), heaviest on Tue night. Warm (max 22°C on Wed afternoon, min 9°C on Fri morning). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 11mm), heaviest on Fri night. Very mild (max 18°C on Fri night, min 3°C on Sat night). Winds decreasing (strong winds from the NW on Sat afternoon, calm by Sun night).

Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
E
6
0.7
E
7
0.6
E
7
0.4
E
7
0.6
N
4
0.8
NE
6
0.3
NE
4
0.6
ESE
3
0.9
SE
6
0.3
ESE
7
0.1
SE
9
0.5
N
6
0.5
N
6
0.1
E
11
0.1
E
11
0.1
E
10
0.3
NE
4
0.4
SE
4
0.1
E
10
Wave Graph
Metric surfscale
Energy kJ
83
47
38
15
12
45
3
8
46
9
3
20
18
2
2
2
2
6
2
Wind (km/h)
15
SW
20
W
20
WNW
15
NW
15
N
10
ESE
10
S
30
SSE
25
SW
20
WSW
35
NW
35
NW
20
WSW
20
W
20
WNW
0
S
10
SSW
15
SSW
20
SW
Wind State
cross-off
off
off
cross-off
cross
cross-on
cross
cross-on
cross-off
off
cross-off
cross-off
off
off
cross-off
glassy
cross-off
cross-off
cross-off
High Tide
2:10AM2.68m
2:15PM2.95m
2:53AM2.56m
2:57PM2.84m
3:39AM2.45m
3:44PM2.72m
4:30AM2.36m
4:36PM2.63m
5:24AM2.30m
5:32PM2.57m
6:19AM2.30m
6:28PM2.55m
Low Tide
8:05AM0.36m
8:39PM0.12m
8:46AM0.47m
9:23PM0.24m
9:32AM0.58m
10:12PM0.35m
10:22AM0.66m
11:06PM0.44m
11:17AM0.71m
00:00AM0.48m
12:13PM0.71m
00:53AM0.48m
rain showers
clear
part cloud
part cloud
clear
clear
part cloud
light rain
light rain
heavy rain
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:54
—
—
6:54
—
—
6:56
—
—
6:58
—
—
6:58
—
—
7:00
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
—
6:02
—
—
6:01
—
—
6:00
—
—
5:59
—
—
5:57
—
—
5:55
—
 mm
7
—
—
—
—
—
—
3
4
11
—
—
—
—
—
—
—
—
—
Temp °C
17
21
22
18
10
12
10
11
18
18
7
7
5
10
14
14
12
16
13
Feels °C
16
19
19
15
4
9
7
5
16
17
-2
-3
-4
4
8
11
9
12
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Nantasket Beach Surf forecast

The above surf forecast table for Nantasket Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nantasket Beach can be found by selecting the local surf guide option on the grey menu. Our Nantasket Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Nantasket Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Nantasket Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Nantasket Beach is 8 km (5 miles) from the city of Hingham. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Hingham. Hingham has rooms for a wide range of budgets as well as car hire and transport links.

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