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Surf Forecasts:

Brant Rock surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 6 am Saturday 17 Jan 2026 EST
Forecast update in hr  min  s Forecast update imminent
Brant Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Brant Rock sea temperature is
4.3° C
 (Which is slightly cooler than normal)

How big are the waves at Brant Rock today?

The current surf forecast for Brant Rock at 9AM is: 0.4m 11s primary swell from a East direction (forecast issued at 06:00am January 17). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EST) & DateWave HeightWave Period
Morning (17 Jan)1.5ft (0.4m)11s
Afternoon (17 Jan)1.5ft (0.4m)11s
Evening (17 Jan)1ft (0.3m)10s

Table - waves today at Brant Rock. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
17
Sunday
18
Monday
19
Tue
20
4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 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
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
E
0.4
E
0.4
E
0.4
E
0.4
E
0.4
E
0.3
E
0.3
ESE
0.3
ESE
0.4
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.9
N
0.8
N
0.6
N
0.4
E
0.5
E
0.4
ESE
0.4
ESE
0.3
ESE
0.3
ESE
Period(s) (?)1212111110101091010999994446610101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)424240373531161718311717161616282415122133332020
Wind
(km/h)
15
SSW
15
SSE
20
S
25
SSW
25
SW
25
WSW
20
WSW
15
SW
15
SW
15
SW
20
SW
5
WSW
5
NE
15
NE
25
N
25
NNW
20
NW
20
WSW
25
WSW
35
SW
35
WSW
30
SW
35
WSW
30
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		offoffoffcross-
off		offoffoffoffglassononcross-
on		crosscross-
off		cross-
off		offoffoffoffcross-
off		cross-
off
High Tide
/ height (m)
10:15AM
2.77
10:50PM
2.36
10:54AM
2.83
11:28PM
2.42
11:33AM
2.88
12:05AM
2.49
Low Tide
/ height (m)
3:55AM
0.52
4:37PM
0.19
4:37AM
0.46
5:16PM
0.12
5:18AM
0.40
5:54PM
0.07
Saturday
17
Sunday
18
Monday
19
Tue
20
Sunrise--7:07-------7:07-------7:05-----
Sunset----4:37-------4:38-------4:39---
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light snow
light snow
light snow
snow showers
clear
clear
part cloud
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C026871111211100-2-2-3-30-1-2-2-5
Feels °C (?)-5-4020-6-5-4-4-3-5-2-2-5-7-10-8-10-11-9-10-11-11-14
  • 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 Brant Rock 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 Brant Rock at:
surf-forecast.com

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