Surf Break

Lat Long: 42.95° N 70.78° W

Costellos 48 hour detailed Surf Forecast

Issued: 1 am 07 Oct 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
15.0°C
1.0° 

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 (07 Oct):

  • Morning surf: Morning surf (07 Oct, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (07 Oct, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Evening surf: Evening surf (07 Oct, local time) - 3.5ft (1.0m), 5s period with S swell.

The current surf forecast for Costellos at 10AM is: 0.2m 8s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 01:00am October 07). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (07 Oct)0.5ft (0.2m)8s
Afternoon (07 Oct)0.5ft (0.2m)8s
Evening (07 Oct)3.5ft (1.0m)5s

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


Short Range Forecast

Some drizzle, heaviest during Thu morning. Warm (max 22°C on Thu afternoon, min 7°C on Wed morning). Wind will be generally light.

Wednesday
7
Thursday
8
Friday
9
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
0
0
0
0
0
0
0
0
0
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)
0.3
ESE
8
0.3
ESE
8
0.2
E
8
0.2
E
8
0.2
E
8
0.8
S
4
0.9
S
4
1
S
5
0.2
E
9
0.2
E
9
0.2
E
8
0.8
SSE
5
1
S
6
0.5
SSE
6
0.4
SSE
5
0.3
SSE
5
0.2
SSE
5
0.2
SSE
5
0.2
SSE
5
0.2
SSE
5
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
Wave Graph
Metric surfscale
Energy kJ
12
12
5
5
5
18
31
45
6
6
6
35
59
17
11
5
3
3
3
3
3
3
3
3
Wind (km/h)
15
WNW
10
WNW
5
SW
15
SSW
20
S
15
SSW
20
SSW
20
SSW
20
SSW
20
SW
20
SW
20
WSW
20
W
20
W
20
W
20
W
15
WSW
15
W
15
WSW
25
W
30
WNW
20
NW
20
NW
15
WNW
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
off
High Tide
9:04AM3.21m
9:25PM3.35m
9:55AM3.35m
10:18PM3.39m
10:41AM3.46m
Low Tide
2:49AM0.45m
3:13PM0.55m
3:41AM0.40m
4:06PM0.42m
4:29AM0.38m
4:55PM0.30m
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
cloud
rain showers
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:46
—
—
—
—
—
—
—
6:47
—
—
—
—
—
—
—
6:48
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:14
—
—
—
—
—
—
—
6:12
—
—
—
—
—
—
—
6:10
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
9
8
7
13
17
18
15
13
13
13
14
16
22
20
17
14
12
11
11
16
18
17
13
11
Feels °C
4
4
4
8
11
13
10
8
9
9
11
12
16
15
12
9
8
7
7
9
11
11
8
7
  • 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 

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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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