Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 8 am 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
19.5°C
1.4° 

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 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 4.5ft (1.3m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 4ft (1.2m), 10s period with SE swell.
  • Evening surf: Evening surf (20 Oct, local time) - 4ft (1.2m), 10s period with SE swell.

The current surf forecast for Riozinho at 2PM is: 1.2m 10s primary swell from a Southeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 08:00am October 20). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (20 Oct)4.5ft (1.3m)10s
Afternoon (20 Oct)4ft (1.2m)10s
Evening (20 Oct)4ft (1.2m)10s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Thu night. Warm (max 20°C on Thu night, min 16°C on Tue morning). Wind will be generally light.

Tuesday
20
Wednesday
21
Thursday
22
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)
2
2
1
0
1
2
2
2
2
2
0
0
0
0
0
1
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)
1.4
SE
10
1.3
SE
10
1.3
SE
10
1.2
SE
10
1.2
SE
10
1.2
SE
10
1.2
SE
10
1.2
SE
11
1.2
SE
11
1.1
SE
11
1.1
SE
11
1.1
SE
11
1
SE
10
1.1
SE
10
1
SE
10
1
SE
10
1
SE
10
1
SE
10
1
SE
10
1
SE
11
1
SE
11
1
SE
12
Wave Graph
Metric surfscale
Energy kJ
392
341
335
290
290
296
313
326
332
293
258
249
204
235
204
208
204
200
204
216
237
264
Wind (km/h)
5
W
5
S
10
SE
10
SE
10
ESE
5
SE
5
W
5
WSW
5
W
5
NE
10
ENE
15
NE
10
NE
10
NE
15
NE
10
NE
10
NE
15
NE
15
NE
10
NNE
10
NNE
10
NE
Wind State
glassy
glassy
cross
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
11:46AM0.72m
10:50PM0.60m
12:05PM0.76m
11:23PM0.68m
12:25PM0.79m
Low Tide
4:06AM0.19m
5:01PM0.36m
4:56AM0.12m
5:37PM0.30m
5:41AM0.06m
6:12PM0.24m
clear
clear
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
—
—
—
—
—
—
5:31
—
—
—
—
—
—
—
5:31
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:23
—
—
—
—
—
—
—
6:24
—
—
—
—
—
—
—
6:24
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
1
1
1
1
1
Temp °C
14
16
18
18
17
17
17
17
17
18
19
19
19
19
18
18
19
18
18
19
19
18
Feels °C
13
15
16
16
16
17
17
17
17
18
18
18
18
19
17
18
19
17
17
19
19
18
  • 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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