Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 8 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
20.0°C
0.9° 

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 (18 Oct):

  • Morning surf: Morning surf (18 Oct, local time) - 5ft (1.6m), 12s period with SSE swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 8ft (2.5m), 11s period with S swell.
  • Evening surf: Evening surf (18 Oct, local time) - 8ft (2.5m), 11s period with S swell.

The current surf forecast for Riozinho at 3AM is: 1.5m 10s primary swell from a South-southeast direction and 0.8m 9s secondary swell from a East-southeast direction (forecast issued at 08:00pm October 17). The wind direction is predicted to be glassy and the swell rating is 3.

Time (-03) & DateWave HeightWave Period
Morning (18 Oct)5ft (1.6m)12s
Afternoon (18 Oct)8ft (2.5m)11s
Evening (18 Oct)8ft (2.5m)11s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun morning, min 13°C on Sun night). Wind will be generally light.

Sat
17
Sunday
18
Monday
19
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
!
3
3
3
!
2
3
4
4
3
3
3
1
1
3
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
S
8
1.3
SSE
9
3
S
10
1.5
SSE
10
1.4
SSE
10
1.6
SSE
12
3
S
12
2.5
S
11
2.5
S
11
2.5
S
11
2.5
S
10
1.7
SSE
11
1.6
SSE
11
1.5
SSE
10
1.3
SSE
10
1.3
SSE
10
2
S
10
1.4
SSE
10
Wave Graph
Metric surfscale
Energy kJ
356
266
1799
433
419
762
2079
1701
1429
1489
1578
615
540
453
353
353
818
417
Wind (km/h)
15
SSE
5
WSW
5
W
5
W
5
SW
5
WSW
15
SE
20
SSE
20
S
10
SSW
5
W
10
SW
5
W
0
NNW
10
ESE
10
SSE
15
SSE
15
SSW
Wind State
cross
glassy
cross-off
glassy
off
glassy
cross-on
cross
cross-off
cross-off
off
cross-off
off
glassy
cross-on
cross
cross-off
cross-off
High Tide
4:13PM0.56m
11:19AM0.61m
5:24PM0.51m
11:30AM0.66m
Low Tide
1:26AM0.29m
3:28PM0.49m
3:01AM0.25m
4:22PM0.43m
part cloud
clear
cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:35
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5:33
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
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6:22
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6:23
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 mm
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Temp °C
18
17
16
15
15
17
19
18
17
17
15
14
13
15
17
18
17
16
Feels °C
16
17
15
15
14
16
16
14
13
14
14
12
11
14
14
15
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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