Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 8 pm 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
17.9°C
1.1° 

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 (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 4ft (1.2m), 8s period with NE swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 3.5ft (1.0m), 8s period with ENE swell.
  • Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.8m), 8s period with ENE swell.

The current surf forecast for Riozinho at 3AM is: 0.5m 13s primary swell from a South-southeast direction and 0.7m 8s secondary swell from a East direction (forecast issued at 08:00pm September 10). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (11 Sep)4ft (1.2m)8s
Afternoon (11 Sep)3.5ft (1.0m)8s
Evening (11 Sep)2.5ft (0.8m)8s

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


Short Range Forecast

Heavy rain (total 39mm), heaviest during Fri afternoon. Warm (max 20°C on Fri afternoon, min 15°C on Sat night). Wind will be generally light.

Thu
10
Friday
11
Saturday
12
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)
2
2
2
0
1
0
0
0
0
0
1
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SE
14
0.7
SSE
14
0.7
SSE
13
0.5
SSE
13
1.1
ENE
8
1.2
NE
8
0.9
ENE
8
1
ENE
8
0.9
ENE
8
0.8
ENE
8
0.8
E
8
0.7
E
8
1.2
S
6
1.2
S
7
1.2
SSE
8
1.5
SSE
8
1.5
SSE
9
1.4
SSE
9
Wave Graph
Metric surfscale
Energy kJ
208
161
154
90
138
164
88
107
99
77
74
55
109
135
202
313
344
304
Wind (km/h)
0
SSE
5
SW
5
SSE
10
NE
10
N
20
NNW
20
N
20
W
5
NNW
20
NNW
10
SW
25
S
25
SSW
25
SSW
25
S
30
S
25
S
20
SSW
Wind State
glassy
glassy
glassy
on
cross
cross
cross
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:14AM0.84m
2:08PM0.75m
1:45AM0.87m
2:23PM0.73m
Low Tide
8:11PM0.31m
8:25AM-0.00m
8:27PM0.28m
8:52AM0.07m
8:36PM0.25m
light rain
light rain
light rain
light rain
rain showers
rain showers
rain showers
light rain
heavy rain
light rain
part cloud
cloud
part cloud
cloud
cloud
cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:04
6:05
 mm
1
1
2
4
1
2
4
5
13
1
1
Temp °C
19
18
18
18
18
18
19
20
19
19
19
17
17
17
18
17
17
16
Feels °C
22
20
20
19
18
17
18
20
21
18
20
14
13
13
14
13
13
13
  • 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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