Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 8 am 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
17.5°C
1.5° 

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 (12 Sep):

  • Morning surf: Morning surf (12 Sep, local time) - 2ft (0.6m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (12 Sep, local time) - 3.5ft (1.1m), 7s period with SSE swell.
  • Evening surf: Evening surf (12 Sep, local time) - 4.5ft (1.3m), 7s period with SSE swell.

The current surf forecast for Riozinho at 5PM is: 1.2m 7s primary swell from a South-southeast direction and 0.4m 8s secondary swell from a East direction, 0.3m 8s secondary swell from a East-northeast direction (forecast issued at 08:00am September 12). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (12 Sep)2ft (0.6m)8s
Afternoon (12 Sep)3.5ft (1.1m)7s
Evening (12 Sep)4.5ft (1.3m)7s

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


Short Range Forecast

Heavy rain (total 42mm), heaviest during Sun night. Very mild (max 18°C on Sat morning, min 13°C on Sun night). Winds decreasing (fresh winds from the S on Sat afternoon, light winds from the S by Mon night).

Saturday
12
Sunday
13
Monday
14
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
0
0
0
0
1
1
2
2
1
1
0
0
0
0
1
1
1
1
1
2
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
E
8
0.6
E
8
0.9
SSE
6
1.1
SSE
7
1.2
SSE
7
1.3
SSE
7
1.7
S
7
1.5
S
7
1.4
S
7
1.4
S
7
1.2
SSW
6
0.9
SSE
7
1
SSE
7
1
SSE
7
0.9
SE
7
0.9
SE
7
0.9
SE
7
0.6
SSE
11
0.6
SSE
11
1.1
ESE
7
1.2
ESE
7
1
E
8
Wave Graph
Metric surfscale
Energy kJ
42
43
62
118
160
167
294
210
173
168
127
84
108
105
82
84
81
98
91
111
143
120
Wind (km/h)
15
S
20
S
25
S
30
S
30
SSW
25
SSW
20
SSW
15
SW
15
SSW
20
SSW
20
SSW
25
SSW
20
SSW
20
S
20
SSW
15
S
15
SSW
15
SSW
10
S
10
S
10
SSW
5
S
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:23PM0.73m
2:18AM0.87m
2:40PM0.72m
2:52AM0.84m
2:59PM0.70m
Low Tide
8:52AM0.07m
8:36PM0.25m
9:13AM0.16m
8:37PM0.21m
9:23AM0.25m
8:42PM0.18m
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:05
6:06
 mm
1
1
1
1
4
5
4
2
1
1
5
4
4
4
Temp °C
18
18
18
17
16
16
16
15
15
15
15
15
14
14
13
13
13
13
14
14
14
14
Feels °C
17
16
14
12
11
12
13
13
13
12
12
11
11
11
10
11
11
11
13
13
14
14
  • 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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