Riozinho Surf Break

Lat Long: 27.68° S 48.48° W

Riozinho 48 hour detailed Surf Forecast

Issued: 8 pm 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Riozinho sea temperature is
18.8°C
1.0° 

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 (01 Oct):

  • Morning surf: Morning surf (01 Oct, local time) - 4.5ft (1.3m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (01 Oct, local time) - 2.5ft (0.7m), 10s period with SSE swell.
  • Evening surf: Evening surf (01 Oct, local time) - 2ft (0.6m), 10s period with S swell.

The current surf forecast for Riozinho at 2AM is: 1.2m 7s primary swell from a South direction and 0.9m 8s secondary swell from a East direction, 0.8m 7s secondary swell from a South-southeast direction (forecast issued at 08:00pm September 30). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (01 Oct)4.5ft (1.3m)9s
Afternoon (01 Oct)2.5ft (0.7m)10s
Evening (01 Oct)2ft (0.6m)10s

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


Short Range Forecast

Heavy rain (total 31mm), heaviest during Wed night. Very mild (max 19°C on Sat morning, min 14°C on Thu night). Wind will be generally light.

Wed
30
Thursday
1
Friday
2
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)
0
0
2
2
1
2
0
0
1
0
0
2
2
2
0
0
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
E
8
1
E
8
0.9
E
8
1.2
S
7
1.2
S
8
1.3
S
9
0.7
SSE
9
0.7
SSE
10
0.7
SSE
10
0.6
S
10
0.5
S
10
1.5
S
9
1.6
S
9
1.6
S
9
1.2
SSE
8
1.3
SSE
9
1.9
S
10
1.3
SSE
10
Wave Graph
Metric surfscale
Energy kJ
135
138
113
147
182
247
80
104
102
70
46
375
413
381
151
262
641
339
Wind (km/h)
20
S
20
S
15
S
10
S
20
S
10
S
5
SSE
10
SSE
20
S
20
S
15
S
15
SSW
15
SSW
20
S
20
S
20
SSE
15
SSE
5
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
High Tide
3:21PM0.61m
4:23AM0.71m
9:55AM0.54m
3:42PM0.56m
5:23AM0.60m
10:59AM0.65m
3:44PM0.52m
Low Tide
8:36PM0.21m
8:19AM0.52m
12:49PM0.48m
8:35PM0.22m
7:48AM0.55m
3:02PM0.52m
8:51PM0.25m
light rain
light rain
heavy rain
light rain
light rain
light rain
cloud
cloud
light rain
light rain
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:52
—
—
—
—
—
—
—
5:52
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
—
—
—
—
—
—
—
6:14
—
—
—
—
—
—
—
6:14
—
 mm
2
4
17
3
4
1
—
—
1
1
—
—
—
—
—
—
—
—
Temp °C
16
15
15
15
15
15
17
16
15
14
15
15
15
15
15
15
15
15
Feels °C
14
12
14
15
13
14
17
15
12
11
12
13
12
12
11
11
12
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 

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