Costellos Surf Break

Lat Long: 42.95° N 70.78° W

Costellos 48 hour detailed Surf Forecast

Issued: 1 am 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
19.1°C
1.4° 

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


How big are the waves at Costellos today (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 4ft (1.2m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 3.5ft (1.0m), 7s period with E swell.
  • Evening surf: Evening surf (06 Sep, local time) - 2ft (0.6m), 7s period with ENE swell.

The current surf forecast for Costellos at 9AM is: 1.2m 7s primary swell from a East-northeast direction and 1.1m 7s secondary swell from a East direction, 0.4m 8s secondary swell from a East-southeast direction (forecast issued at 01:00am September 06). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (06 Sep)4ft (1.2m)7s
Afternoon (06 Sep)3.5ft (1.0m)7s
Evening (06 Sep)2ft (0.6m)7s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Mon afternoon, min 13°C on Sun morning). Wind will be generally light.

Sunday
6
Monday
7
Tuesday
8
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
1
1
1
0
1
1
1
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
7
1.1
E
6
1.1
ENE
7
1.1
E
7
1.1
E
7
0.9
ENE
6
0.6
ENE
7
0.5
E
8
0.5
E
10
0.4
E
10
0.4
E
10
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
Wave Graph
Metric surfscale
Energy kJ
77
104
121
124
127
59
35
35
46
30
30
15
15
14
14
14
14
6
6
6
6
6
6
6
Wind (km/h)
15
NNE
15
NNE
10
NNE
5
NNW
5
NW
5
SSW
10
SSE
10
W
15
W
10
WNW
10
NW
10
NW
10
NW
5
NNW
15
NW
10
NW
15
WNW
15
W
15
WNW
15
NNW
10
E
15
SE
10
SSE
5
SSW
Wind State
cross-on
cross
cross-on
cross-off
glassy
glassy
cross
off
off
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
off
off
cross-off
cross-off
on
cross-on
cross
glassy
High Tide
7:14AM2.88m
7:32PM3.31m
8:20AM2.98m
8:37PM3.40m
9:20AM3.14m
9:37PM3.50m
Low Tide
00:59AM0.56m
1:13PM0.83m
2:05AM0.49m
2:20PM0.73m
3:06AM0.38m
3:22PM0.58m
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:08
7:07
7:06
 mm
Temp °C
16
14
14
13
19
21
19
18
16
15
15
22
25
26
23
22
21
19
19
23
24
21
20
19
Feels °C
14
12
12
12
18
20
17
16
12
12
13
19
23
25
20
20
18
16
16
20
23
19
19
20
  • 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
How to use the Wavefinder 

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 Costellos 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.


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