Surf Break

Lat Long: 3.41° S 39.04° W

Ronco do Mar 48 hour detailed Surf Forecast

Issued: 2 am 13 Oct 2026 (local time)

Forecast update in  hr  min

Today's Ronco do Mar sea temperature is
27.6°C
1.0° 

Ronco do Mar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Ronco do Mar today (13 Oct):

  • Morning surf: Morning surf (13 Oct, local time) - 5ft (1.6m), 6s period with E swell.
  • Afternoon surf: Afternoon surf (13 Oct, local time) - 4.5ft (1.4m), 7s period with E swell.
  • Evening surf: Evening surf (13 Oct, local time) - 4ft (1.2m), 7s period with ENE swell.

The current surf forecast for Ronco do Mar at 8AM is: 1.6m 6s primary swell from a East direction and 0.4m 9s secondary swell from a Northeast direction (forecast issued at 02:00am October 13). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (13 Oct)5ft (1.6m)6s
Afternoon (13 Oct)4.5ft (1.4m)7s
Evening (13 Oct)4ft (1.2m)7s

Table - waves today at Ronco do Mar. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 28°C on Tue morning, min 25°C on Wed night). Wind will be generally light.

Tuesday
13
Wednesday
14
Thursday
15
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
E
6
1.5
E
6
1.6
E
6
1.6
E
6
1.5
E
6
1.4
E
7
1.3
E
7
1.2
ENE
7
1.3
ENE
5
1.3
ENE
6
1.3
ENE
6
1.3
E
6
1.3
E
6
1.3
E
6
1.3
E
6
1.3
ENE
6
1.3
ENE
6
1.3
E
6
1.2
E
6
1.2
E
7
1.2
E
6
1.2
E
7
1.1
E
7
1.1
E
7
Wave Graph
Metric surfscale
Energy kJ
132
167
215
215
190
176
152
135
102
117
130
135
135
118
110
113
113
122
119
130
119
126
107
107
Wind (km/h)
20
ESE
25
ESE
25
ESE
25
ESE
25
E
25
E
20
E
20
E
20
E
25
E
20
E
25
ESE
25
E
25
E
20
E
20
E
20
E
20
ESE
20
E
20
E
25
E
20
E
20
E
20
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
High Tide
5:48AM2.43m
5:56PM2.51m
6:23AM2.26m
6:30PM2.37m
7:00AM2.08m
7:07PM2.21m
Low Tide
11:34PM0.19m
11:43AM0.39m
00:09AM0.29m
12:16PM0.52m
00:47AM0.44m
12:52PM0.67m
clear
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
part cloud
clear
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:16
—
—
—
—
—
—
—
5:16
—
—
—
—
—
—
—
5:16
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
5:27
—
—
—
—
—
—
—
5:27
—
—
—
—
—
—
—
5:27
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
26
26
26
27
28
28
26
26
26
26
26
27
28
28
26
26
25
25
26
27
28
28
26
26
Feels °C
26
25
25
26
26
27
27
27
27
25
26
27
27
28
27
27
26
26
27
27
27
28
27
27
  • 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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