Matinhos Surf Break

Lat Long: 25.70° S 48.47° W

Matinhos 48 hour detailed Surf Forecast

Issued: 8 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Matinhos sea temperature is
20.6° C
2.4° 

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


How big are the waves at Matinhos today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.0m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 8s period with E swell.
  • Evening surf: Evening surf (18 Aug, local time) - 4.5ft (1.3m), 8s period with E swell.

The current surf forecast for Matinhos at 1PM is: 1.0m 8s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 08:00am August 18). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (18 Aug)3.5ft (1.0m)8s
Afternoon (18 Aug)3.5ft (1.0m)8s
Evening (18 Aug)4.5ft (1.3m)8s

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


Short Range Forecast

Mostly dry. Warm (max 33°C on Tue afternoon, min 18°C on Wed afternoon). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
1
0
0
1
2
1
1
1
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
Wave
Height (m)
Direction
Period (s)
1
E
8
1
E
8
1
E
8
1
E
8
1
E
8
1.3
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.6
E
7
0.6
E
7
0.5
E
7
0.6
E
7
0.6
E
7
0.5
E
7
Wave Graph
Metric surfscale
Energy kJ
130
130
133
140
140
228
107
104
78
72
54
54
40
40
40
40
39
38
26
37
36
25
Wind (km/h)
5
W
0
NW
10
NE
10
NE
5
NNE
5
NNE
5
NW
5
WNW
5
WSW
15
S
15
S
15
SSE
10
S
10
SSW
5
SW
5
SW
0
SW
0
ENE
10
ENE
10
E
10
NE
5
NNE
Wind State
glassy
glassy
cross
cross
glassy
glassy
off
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
glassy
glassy
cross-on
cross-on
cross
cross-off
High Tide
6:47AM1.21m
6:59PM1.06m
7:39AM1.11m
7:44PM0.99m
8:41AM1.03m
8:41PM0.94m
Low Tide
11:40AM0.34m
11:53PM0.24m
12:14PM0.46m
00:36AM0.30m
12:54PM0.58m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:39
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:55
5:55
 mm
Temp °C
20
22
29
33
31
26
26
24
23
21
21
19
18
18
19
19
18
19
21
21
20
19
Feels °C
23
25
31
33
33
28
27
25
24
21
21
19
19
19
21
21
20
22
22
22
21
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 Matinhos 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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