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 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
21.7° C
0.4° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 3ft (0.9m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 2.5ft (0.8m), 10s period with SE swell.
  • Evening surf: Evening surf (17 Jul, local time) - 2.5ft (0.8m), 10s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 3PM is: 0.8m 10s primary swell from a Southeast direction and 0.1m 13s secondary swell from a South direction (forecast issued at 08:00am July 17). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (17 Jul)3ft (0.9m)10s
Afternoon (17 Jul)2.5ft (0.8m)10s
Evening (17 Jul)2.5ft (0.8m)10s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Sat afternoon, min 19°C on Fri morning). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
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)
1
0
1
1
1
1
0
0
0
0
1
1
0
1
0
1
1
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
1
SE
10
0.9
SE
10
0.8
SE
10
0.8
SE
10
0.8
SE
10
0.8
SE
10
0.7
SE
10
0.7
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.5
SE
10
0.5
SE
10
0.5
SE
9
1.3
ESE
8
1.2
ESE
8
0.2
S
16
0.4
SE
10
0.3
S
15
0.3
S
15
0.2
S
14
Wave Graph
Metric surfscale
Energy kJ
208
180
150
150
150
124
100
96
79
76
76
60
47
45
42
223
187
20
23
38
38
16
Wind (km/h)
20
NNE
20
NNE
10
NE
15
E
20
ENE
15
NNE
20
NNE
25
NNE
20
NNE
20
NNE
15
NE
10
E
20
ENE
15
NNE
15
NNE
20
NNE
20
NNE
20
NNE
15
NE
15
E
15
ENE
15
N
Wind State
cross-off
cross-off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
High Tide
3:43AM1.11m
4:47PM0.98m
4:21AM1.11m
5:13PM0.93m
5:01AM1.06m
5:43PM0.89m
Low Tide
11:17AM0.01m
11:33PM0.43m
11:57AM0.12m
00:07AM0.43m
12:36PM0.24m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:37
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:28
5:28
5:29
 mm
Temp °C
18
19
23
26
24
23
22
20
19
20
25
28
24
24
23
22
21
22
26
28
24
25
Feels °C
15
16
21
23
21
20
18
16
15
17
22
26
22
22
20
19
18
20
24
26
23
24
  • 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