Surf Break

Lat Long: 42.95° N 70.78° W

Costellos 48 hour detailed Surf Forecast

Issued: 7 am 27 Oct 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
12.2°C
0.3° 

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 (27 Oct):

  • Morning surf: Morning surf (27 Oct, local time) - 3ft (0.9m), 5s period with NE swell.
  • Afternoon surf: Afternoon surf (27 Oct, local time) - 2ft (0.6m), 5s period with NE swell.
  • Evening surf: Evening surf (27 Oct, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Costellos at 1PM is: 0.8m 5s primary swell from a Northeast direction and 0.6m 5s secondary swell from a Northeast direction, 0.2m 8s secondary swell from a East-southeast direction (forecast issued at 07:00am October 27). The wind direction is predicted to be onshore.

Time (EDT) & DateWave HeightWave Period
Morning (27 Oct)3ft (0.9m)5s
Afternoon (27 Oct)2ft (0.6m)5s
Evening (27 Oct)1.5ft (0.4m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Thu afternoon, min 5°C on Tue morning). Wind will be generally light.

Tuesday
27
Wednesday
28
Thursday
29
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
0
0
0
0
1
1
1
1
1
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)
0.8
NNE
4
1
NE
5
0.8
NE
5
0.6
NE
5
0.5
ENE
5
0.4
SE
10
0.4
SE
10
0.6
SE
10
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.2
ESE
8
0.9
S
5
Wave Graph
Metric surfscale
Energy kJ
25
51
37
22
16
26
35
58
65
64
53
52
35
34
33
17
16
15
15
15
15
6
38
Wind (km/h)
15
N
15
NNE
10
NE
10
SE
15
SSE
10
SSW
10
WNW
10
NNW
5
NW
5
WNW
10
WSW
10
SW
5
SW
10
SSW
15
SW
15
SW
15
SW
15
SW
15
SW
15
SW
15
SW
20
SW
20
SW
Wind State
cross
cross
cross-on
cross-on
cross
cross-off
off
cross-off
glassy
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
12:16PM3.73m
00:53AM3.36m
1:04PM3.76m
1:44AM3.33m
1:56PM3.72m
Low Tide
6:04AM0.41m
6:41PM0.04m
6:51AM0.41m
7:31PM0.03m
7:42AM0.45m
8:24PM0.08m
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
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—
—
—
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7:11
—
—
—
—
—
—
—
7:13
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
5:42
—
—
—
—
—
—
—
5:40
—
—
—
—
—
—
—
5:39
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
8
5
7
8
8
8
7
5
6
5
6
9
10
10
9
9
9
9
13
18
18
16
14
Feels °C
3
-1
3
4
4
4
3
1
4
2
2
5
8
7
5
5
5
5
9
14
15
12
10
  • 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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