Lopes Mendes (Ilha Grande) Surf Break

Lat Long: 23.18° S 44.12° W

Lopes Mendes (Ilha Grande) 48 hour detailed Surf Forecast

Issued: 2 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
22.3° C
1.3° 

Lopes Mendes (Ilha Grande) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Lopes Mendes (Ilha Grande) today (19 Aug):

  • Afternoon surf: Afternoon surf (19 Aug, local time) - 0.5ft (0.1m), 8s period with SE swell.
  • Evening surf: Evening surf (19 Aug, local time) - 0.5ft (0.1m), 13s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 5PM is: 0.1m 13s primary swell from a Southeast direction (forecast issued at 02:00pm August 19). An open ocean swell of 0.8m 7s is not directed at the surf break, a second open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (-03) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)0.5ft (0.1m)8s
Evening (19 Aug)0.5ft (0.1m)13s

Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 28°C on Wed afternoon, min 19°C on Fri night). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
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
Wave
Height (m)
Direction
Period (s)
0.2
S
10
0.1
S
10
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
S
12
0.3
S
12
0.3
S
11
0.4
SSW
11
0.4
SSW
10
0.4
SSW
10
0.4
SSW
9
1.2
SW
4
1.8
SW
6
1.7
SSW
7
1.6
SSW
7
Wave Graph
Metric surfscale
Energy kJ
8
2
7
7
7
6
6
6
6
11
24
21
38
34
32
29
53
231
237
250
Wind (km/h)
5
ESE
15
SE
10
NNE
0
NE
5
NNW
5
NW
5
NW
5
SW
10
SSE
10
SSE
5
NE
5
NNE
15
NE
15
N
10
NNW
15
SW
30
SW
30
SW
25
SW
25
SW
Wind State
cross-off
cross
off
glassy
glassy
glassy
glassy
on
cross-on
cross-on
off
off
off
cross-off
cross-off
on
on
on
on
on
High Tide
5:51PM0.83m
6:56AM0.77m
6:25PM0.74m
12:18PM0.75m
7:38PM0.66m
Low Tide
1:00PM0.53m
1:18AM0.40m
2:30PM0.62m
2:58AM0.42m
4:47PM0.63m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:42
5:42
 mm
Temp °C
29
28
24
24
23
23
22
22
23
22
22
23
24
25
25
25
22
20
20
20
Feels °C
29
26
25
26
24
24
23
23
24
23
23
24
22
23
23
24
20
17
16
17
  • 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 Lopes Mendes (Ilha Grande) 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.


Nearest locationNearest