Surf Break

Lat Long: 42.95° N 70.78° W

Costellos 48 hour detailed Surf Forecast

Issued: 7 pm 30 Oct 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
12.3°C
0.7° 

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 (30 Oct):

  • Afternoon surf: Afternoon surf (30 Oct, local time) - 1ft (0.3m), 4s period with S swell.
  • Evening surf: Evening surf (30 Oct, local time) - 0.5ft (0.1m), 8s period with SE swell.

The current surf forecast for Costellos at 10PM is: 0.1m 8s primary swell from a Southeast direction and 0.1m 11s secondary swell from a East direction (forecast issued at 07:00pm October 30). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Oct)--
Afternoon (30 Oct)1ft (0.3m)4s
Evening (30 Oct)0.5ft (0.1m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Mon afternoon, min 4°C on Sat morning). Wind will be generally light.

Fri
30
Saturday
31
Sunday
1
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.2
S
4
0.1
SE
8
0.2
SSE
8
0.1
SE
8
0.1
E
10
0.1
E
10
0.7
N
5
0.2
SSE
8
0.2
SSE
8
0.2
SSE
8
0.2
SSE
8
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
3
3
6
3
3
3
28
6
7
7
7
12
12
12
12
12
19
18
18
Wind (km/h)
30
NW
25
NW
25
NW
25
NW
25
NW
25
NW
20
NNW
10
NNW
15
NW
15
WNW
15
NW
10
NW
10
WNW
10
W
15
W
15
WNW
10
W
10
WSW
15
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
off
High Tide
2:51PM3.62m
3:36AM3.18m
3:50PM3.49m
4:38AM3.11m
4:54PM3.35m
Low Tide
9:20PM0.18m
9:35AM0.63m
10:20PM0.30m
10:39AM0.71m
clear
clear
clear
clear
clear
clear
clear
clear
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>
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7:15
—
—
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—
—
—
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6:16
—
—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
—
—
—
—
—
—
—
5:37
—
—
—
—
—
—
4:35
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
13
11
10
7
5
4
6
9
10
8
8
6
5
5
8
13
14
13
13
Feels °C
5
4
4
0
-2
-3
0
4
4
3
3
2
1
1
3
8
10
9
9
  • 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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