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Surf Forecasts

Brant Rock surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 pm Sunday 30 Mar 2025 EDT
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
4.9° C
 (Which is slightly warmer than usual)

How big are the waves at Brant Rock today?

The current surf forecast for Brant Rock at 8PM is: 0.6m 4s primary swell from a East direction and 0.2m 10s secondary swell from a East direction (forecast issued at 07:00pm March 30). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Mar)--
Afternoon (30 Mar)2.5ft (0.7m)4s
Evening (30 Mar)2ft (0.6m)4s

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

Hourly12 Days
Massachusetts Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Mon
07
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 (?)
0.7
E
0.6
E
0.6
E
0.5
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.4
SE
0.4
ESE
0.4
ESE
0.4
ESE
0.4
ESE
0.4
ESE
0.4
ESE
1
N
0.4
ESE
1.2
NNE
1.1
NE
0.9
NNE
0.9
NE
0.8
NE
0.5
NE
0.6
ESE
0.9
SE
0.1
E
0.1
E
0.1
E
0.7
SE
0.6
SE
0.4
ESE
0.4
SE
0.3
SE
0.3
SE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.5
ENE
0.6
NE
0.7
NE
0.4
E
0.4
E
0.4
E
Period(s) (?)4445111111101010106999109105106666654414141477788888777131312121212121212121212344445
Wave
Graph
(?)Metric surfscale
Energy (?)191414109998988829323335293844331149467473613102944444352115996655533333343333371217777
Wind
(km/h)
15
E
15
E
5
ESE
10
SSE
20
SSW
30
SSW
35
SSW
40
SSW
35
SSW
30
SSW
30
SSW
20
SW
20
WNW
30
NW
35
NNW
25
NNW
30
NNW
35
NNW
30
NNW
25
NNW
15
N
15
NNE
15
ENE
15
E
20
SE
25
SSE
25
SSE
35
SSE
30
S
40
S
40
SSW
30
SW
25
SW
25
SSW
15
SW
20
SW
10
W
15
WNW
15
WNW
10
N
15
ENE
10
E
5
E
5
SE
5
NE
5
SSE
10
SE
15
ESE
15
SSE
10
SE
10
SSE
10
SE
10
SE
15
ESE
15
ESE
20
ESE
20
E
25
E
20
E
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		crosscross-
off		cross-
off		offoffoffoffoffoffoffcross-
off		crosscrosscross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		oncross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffcross-
off		cross-
off		cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		glassglassglasscrosscrosscross-
off		crosscross-
off		crosscrosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		on
High Tide
/ height (m)
1:04AM
3.43
1:36PM
3.18
1:52AM
3.48
2:27PM
3.09
2:43AM
3.46
3:21PM
2.96
3:37AM
3.35
4:18PM
2.81
4:36AM
3.20
5:20PM
2.67
5:40AM
3.05
6:27PM
2.58
6:48AM
2.93
7:36PM
2.55
Low Tide
/ height (m)
6:51PM
-0.23
7:22AM
-0.49
7:38PM
-0.20
8:13AM
-0.49
8:28PM
-0.12
9:06AM
-0.42
9:20PM
-0.01
10:03AM
-0.28
10:17PM
0.13
11:03AM
-0.11
11:18PM
0.27
12:07PM
0.04
12:24AM
0.37
1:14PM
0.15
1:32AM
0.41
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Mon
07
Sunrise-----6:26-------6:26-------6:24-------6:22-------6:20-------6:18-------6:16------
Sunset7:05-------7:06-------7:07-------7:07-------7:08-------7:10-------7:12-------7:13---
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Rain (mm)
----------483---------------111---1-------------12-1-1225221
Temp. °C2345101115151312121197688420-1-1001012591113171614171714131486676676545544444444
Feels °C (?)-3-1226598767750-31-1-5-7-8-6-6-5-6-5-7-6-6-214814131215161191143354431102210-1-1-2-2-10
  • 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

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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