Surf Break

Lat Long: 40.63° N 8.75° W

Costa Nova 48 hour detailed Surf Forecast

Issued: 6 pm 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Costa Nova sea temperature is
16.8°C
1.0° 

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


How big are the waves at Costa Nova today (20 Oct):

  • Afternoon surf: Afternoon surf (20 Oct, local time) - 5ft (1.6m), 13s period with WNW swell.
  • Evening surf: Evening surf (20 Oct, local time) - 5ft (1.5m), 13s period with WNW swell.

The current surf forecast for Costa Nova at 10PM is: 1.5m 13s primary swell from a West-northwest direction and 0.6m 4s secondary swell from a North-northwest direction (forecast issued at 06:00pm October 20). The wind direction is predicted to be glassy and the swell rating is 3.

Time (WEST) & DateWave HeightWave Period
Morning (20 Oct)--
Afternoon (20 Oct)5ft (1.6m)13s
Evening (20 Oct)5ft (1.5m)13s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 16°C on Tue afternoon, min 12°C on Wed night). Winds increasing (calm on Tue night, fresh winds from the NNW by Wed morning).

Tue
20
Wednesday
21
Thursday
22
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
2
3
2
1
0
1
1
!
!
!
!
4
4
4
2
1
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
WNW
13
1.5
WNW
13
1.5
WNW
13
1.4
WNW
13
1.3
WNW
13
1.3
WNW
12
2.2
NW
12
2.5
NW
12
3
NW
12
3
NW
12
3
NW
12
3
NW
12
2.5
NW
12
2.5
NW
12
2.5
NW
12
2.5
NW
11
2.3
NW
13
2.3
NW
13
2.3
NW
13
Wave Graph
Metric surfscale
Energy kJ
862
737
737
620
546
504
1269
1910
2335
2655
2655
2297
2039
1769
1617
1562
1806
1756
1756
Wind (km/h)
20
NNW
15
NNW
5
N
5
S
15
N
25
N
25
N
30
NNW
25
NNW
25
N
25
N
20
N
10
NNE
5
E
5
SE
10
WSW
15
W
10
S
15
S
Wind State
cross-on
cross
glassy
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
off
cross-off
on
on
cross
cross
High Tide
00:42AM2.49m
12:56PM2.66m
1:26AM2.66m
1:38PM2.84m
Low Tide
5:45PM1.48m
6:06AM1.50m
6:44PM1.31m
7:00AM1.32m
7:29PM1.13m
part cloud
cloud
part cloud
cloud
light rain
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
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7:50
—
—
—
—
—
—
—
7:52
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
—
—
—
—
—
—
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6:45
—
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—
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6:45
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 mm
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
15
16
16
16
14
15
15
15
14
14
14
14
13
12
12
14
15
15
15
Feels °C
11
14
16
15
11
10
10
9
8
8
9
10
11
10
10
12
12
13
12
  • 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 Costa Nova 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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