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 am 02 Aug 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
22.4° C
1.4° 

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 (02 Aug):

  • Morning surf: Morning surf (02 Aug, local time) - 1.5ft (0.5m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (02 Aug, local time) - 1.5ft (0.4m), 10s period with S swell.
  • Evening surf: Evening surf (02 Aug, local time) - 2.5ft (0.8m), 7s period with ESE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 8AM is: 0.5m 10s primary swell from a South direction (forecast issued at 02:00am August 02). An open ocean swell of 1.1m 7s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (02 Aug)1.5ft (0.5m)10s
Afternoon (02 Aug)1.5ft (0.4m)10s
Evening (02 Aug)2.5ft (0.8m)7s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sun morning, min 21°C on Sun night). Wind will be generally light.

Sunday
2
Monday
3
Tuesday
4
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)
2
1
1
0
0
0
1
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
Wave
Height (m)
Direction
Period (s)
1.3
ESE
6
0.6
S
11
0.6
S
10
0.5
S
10
0.5
S
10
0.4
S
10
0.8
ESE
7
0.8
ESE
7
0.8
ESE
7
0.2
S
9
0.2
S
10
0.2
SSE
13
0.8
ESE
7
0.7
ESE
7
0.7
ESE
7
0.7
ESE
7
0.7
ESE
7
0.7
ESE
7
0.5
SE
11
0.4
S
13
0.4
S
13
0.5
S
13
0.6
S
12
0.7
S
12
Wave Graph
Metric surfscale
Energy kJ
143
79
73
49
47
30
58
60
62
7
7
17
60
45
50
48
49
52
57
55
55
83
107
143
Wind (km/h)
15
NE
10
N
15
NNE
10
NNE
10
E
15
ESE
10
NE
5
NE
5
WNW
10
WNW
10
W
5
WSW
10
S
10
SSE
5
NE
10
NNE
5
NE
5
NNE
10
NE
10
NE
5
ESE
10
ESE
5
ENE
5
NNW
Wind State
off
cross-off
cross-off
off
cross-off
cross-off
off
glassy
glassy
cross-on
cross-on
on
cross-on
cross-on
off
off
off
cross-off
off
off
cross-off
cross-off
glassy
cross-off
High Tide
4:15AM1.16m
4:54PM1.05m
4:51AM1.12m
5:26PM0.99m
5:33AM1.04m
6:02PM0.91m
Low Tide
11:28AM0.08m
11:44PM0.32m
12:11PM0.17m
00:29AM0.35m
1:04PM0.29m
clear
clear
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>
6:30
6:30
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:35
5:35
5:35
 mm
Temp °C
21
21
21
23
25
25
22
23
22
22
21
21
21
21
21
21
21
21
21
22
25
25
23
23
Feels °C
20
20
20
22
23
23
22
24
23
22
21
22
22
22
23
22
22
21
20
21
24
24
24
23
  • 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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