Matinhos Surf Break

Lat Long: 25.70° S 48.47° W

Matinhos 48 hour detailed Surf Forecast

Issued: 2 pm 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Matinhos sea temperature is
20.4°C
1.1° 

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 Sep):

  • Afternoon surf: Afternoon surf (18 Sep, local time) - 3.5ft (1.0m), 5s period with E swell.
  • Evening surf: Evening surf (18 Sep, local time) - 3.5ft (1.0m), 6s period with E swell.

The current surf forecast for Matinhos at 10PM is: 1.1m 6s primary swell from a East direction and 0.4m 10s secondary swell from a South-southeast direction (forecast issued at 02:00pm September 18). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (18 Sep)--
Afternoon (18 Sep)3.5ft (1.0m)5s
Evening (18 Sep)3.5ft (1.0m)6s

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


Short Range Forecast

Heavy rain (total 50mm), heaviest during Sat night. Warm (max 31°C on Mon morning, min 18°C on Fri afternoon). Wind will be generally light.

Fri
18
Saturday
19
Sunday
20
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)
0
0
1
0
0
0
1
0
0
0
0
0
0
1
2
2
1
0
1
2
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)
0.6
SSE
10
0.5
SSE
10
1
E
6
1
E
6
1.4
E
6
1.5
E
7
1.4
E
7
1.4
E
7
1.4
E
7
1.4
E
7
1.3
E
7
1.4
E
7
1.6
E
7
1.6
E
7
1.7
E
8
1.8
E
8
1.8
E
9
1.7
E
9
1.7
E
9
1.6
E
9
Wave Graph
Metric surfscale
Energy kJ
67
58
64
64
144
205
205
205
205
205
173
199
272
279
359
443
492
459
461
408
Wind (km/h)
5
SSW
5
S
0
SSW
10
ENE
15
NE
15
NE
15
ENE
20
ENE
15
E
15
E
15
ENE
25
ENE
15
NE
10
NE
10
N
5
NNE
10
NE
15
NE
15
NE
10
N
Wind State
cross
cross-on
glassy
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross-off
High Tide
4:05PM0.82m
8:05PM0.92m
9:24AM0.97m
3:38PM0.78m
9:23PM0.91m
3:40AM0.49m
10:39AM1.00m
Low Tide
12:13PM0.59m
5:01PM0.81m
00:49AM0.37m
1:03PM0.70m
6:04PM0.72m
2:06AM0.47m
5:43AM0.45m
6:43PM0.61m
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
heavy rain
mod rain
heavy rain
light rain
cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:07
6:08
 mm
2
1
1
1
1
1
2
4
11
6
17
3
Temp °C
17
18
18
18
18
19
19
19
19
19
19
19
19
19
19
20
23
23
22
22
Feels °C
18
19
20
18
17
19
19
18
19
19
19
18
19
20
20
22
24
24
23
24
  • 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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