Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 2 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
19.5° C
0.8° 

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


How big are the waves at Riozinho today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.8m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 2.5ft (0.7m), 7s period with E swell.
  • Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 7s period with ENE swell.

The current surf forecast for Riozinho at 7AM is: 0.8m 8s primary swell from a East direction and 0.3m 7s secondary swell from a South-southeast direction (forecast issued at 02:00am August 20). The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (20 Aug)2.5ft (0.8m)8s
Afternoon (20 Aug)2.5ft (0.7m)7s
Evening (20 Aug)2.5ft (0.7m)7s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Thu morning, min 12°C on Sat night). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
1
1
0
0
0
0
0
0
0
0
1
0
0
1
!
!
3
3
4
3
1
1
2
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)
0.7
E
8
0.7
E
8
0.8
E
8
0.8
E
8
0.7
E
8
0.7
E
7
0.7
ENE
7
0.7
ENE
7
0.5
E
7
0.6
E
7
0.6
E
7
0.7
SSE
7
1.1
S
7
0.9
SSE
8
1.4
SSE
9
3
S
9
3
S
10
2.5
S
10
2.4
S
10
2.2
S
9
2
S
9
1.9
S
9
1.2
SSE
9
1.2
SSE
9
Wave Graph
Metric surfscale
Energy kJ
57
55
72
71
54
53
57
55
26
38
37
54
127
101
287
1308
1394
1229
1026
840
665
599
242
232
Wind (km/h)
5
SE
5
ENE
5
NE
10
NNE
15
N
20
NNE
15
NNE
10
N
10
WSW
5
WSW
10
W
10
SW
15
SE
20
SSE
25
S
20
S
20
SSW
15
SSW
20
S
15
SSW
15
S
15
SSE
15
SSE
10
S
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross
off
glassy
off
off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
High Tide
6:06AM0.54m
12:41PM0.53m
4:58PM0.54m
11:51PM0.34m
12:28PM0.60m
12:35PM0.66m
Low Tide
9:13AM0.48m
2:40PM0.52m
10:48PM0.34m
2:27AM0.32m
4:14AM0.27m
6:21PM0.42m
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
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>
5:53
5:54
5:54
 mm
Temp °C
19
19
19
19
22
22
20
20
21
18
17
18
19
17
16
14
14
14
13
13
14
13
13
13
Feels °C
21
22
21
21
22
22
20
21
21
18
15
16
16
13
12
10
10
11
9
10
11
9
10
11
  • 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 Riozinho 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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