Lopes Mendes (Ilha Grande) Surf Break

Lat Long: 23.18° S 44.12° W

Lopes Mendes (Ilha Grande) 48 hour detailed Surf Forecast

Issued: 8 am 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
22.9° C
1.9° 

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 (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 1.5ft (0.4m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 4.5ft (1.3m), 10s period with S swell.
  • Evening surf: Evening surf (08 Aug, local time) - 3.5ft (1.1m), 16s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 12PM is: 0.7m 11s primary swell from a South direction and 0.4m 7s secondary swell from a East-southeast direction (forecast issued at 08:00am August 08). An open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (08 Aug)1.5ft (0.4m)10s
Afternoon (08 Aug)4.5ft (1.3m)10s
Evening (08 Aug)3.5ft (1.1m)16s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Mon afternoon. Warm (max 30°C on Sun morning, min 19°C on Mon afternoon). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
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
1
1
2
4
4
4
4
4
0
0
0
1
2
2
3
2
2
1
1
2
Wave
Height (m)
Direction
Period (s)
0.4
S
10
0.4
S
10
0.7
S
11
1.3
S
10
1.2
SSW
10
1.1
S
16
1.8
S
15
1.8
S
14
1.8
S
14
1.7
S
14
1.7
S
13
1.6
S
13
1.5
S
13
1.7
S
13
1.4
S
12
1.4
S
12
1.9
S
12
2
S
12
2.1
S
13
2.2
S
13
2.1
S
13
2.5
S
13
Wave Graph
Metric surfscale
Energy kJ
30
30
127
367
300
575
1411
1243
1298
1097
1016
875
747
928
604
584
1039
1187
1417
1555
1442
2084
Wind (km/h)
0
N
5
ENE
15
ESE
25
E
15
E
10
ENE
5
N
5
NNE
10
NNE
10
N
20
SW
25
SW
20
S
15
SSE
10
SE
10
SSE
10
SSE
10
SSE
20
SSE
20
SSE
25
SSE
20
SSE
Wind State
glassy
glassy
cross-off
cross-off
cross-off
off
cross-off
glassy
cross-off
cross-off
on
on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross-on
cross
cross
High Tide
1:14PM0.99m
00:35AM0.73m
1:56PM1.08m
00:58AM0.82m
2:29PM1.14m
Low Tide
5:23AM0.28m
6:40PM0.44m
6:31AM0.16m
7:33PM0.39m
7:26AM0.04m
8:14PM0.35m
clear
clear
clear
cloud
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:37
 mm
1
1
1
1
1
3
3
3
Temp °C
22
22
23
23
22
23
24
24
26
30
23
22
22
21
21
21
21
21
21
20
19
19
Feels °C
25
24
23
22
23
25
26
25
25
29
23
21
23
22
23
23
23
23
22
20
17
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 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