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 pm 03 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 (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 1.5ft (0.4m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 1.5ft (0.5m), 13s period with S swell.
  • Evening surf: Evening surf (04 Aug, local time) - 2.5ft (0.7m), 12s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 5AM is: 0.8m 7s primary swell from a East-southeast direction and 0.5m 11s secondary swell from a Southeast direction (forecast issued at 08:00pm August 03). The wind direction is predicted to be offshore.

Time (-03) & DateWave HeightWave Period
Morning (04 Aug)1.5ft (0.4m)13s
Afternoon (04 Aug)1.5ft (0.5m)13s
Evening (04 Aug)2.5ft (0.7m)12s

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


Short Range Forecast

Mostly dry. Warm (max 33°C on Thu afternoon, min 20°C on Mon night). Wind will be generally light.

Mon
3
Tuesday
4
Wednesday
5
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
1
1
1
1
1
1
1
1
1
2
2
2
2
2
0
1
1
Wave
Height (m)
Direction
Period (s)
0.4
SE
12
0.7
ESE
7
0.4
SE
11
0.7
ESE
7
0.8
ESE
7
0.4
S
13
0.4
S
13
0.5
S
13
0.6
S
12
0.7
S
12
0.8
S
12
0.9
S
12
0.9
S
12
1
S
12
1
S
11
0.9
S
11
0.9
S
11
0.8
S
11
Wave Graph
Metric surfscale
Energy kJ
50
48
46
52
65
55
55
83
107
145
190
225
225
268
242
189
189
146
Wind (km/h)
5
SSE
5
NE
5
NE
10
NE
10
NE
5
NNE
10
ESE
10
ESE
10
ENE
0
NE
5
N
10
NNE
10
N
10
NNE
10
ENE
15
ESE
10
ENE
10
NE
Wind State
glassy
glassy
off
off
off
off
cross-off
cross-off
off
glassy
cross-off
off
cross-off
off
cross-off
cross-off
off
off
High Tide
5:26PM0.99m
5:33AM1.04m
6:02PM0.91m
6:24AM0.95m
6:44PM0.81m
Low Tide
00:29AM0.35m
1:04PM0.29m
1:24AM0.38m
2:13PM0.40m
part cloud
clear
clear
clear
clear
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:35
5:36
 mm
Temp °C
20
20
20
20
20
22
24
23
22
22
23
23
23
25
29
28
25
26
Feels °C
23
22
22
21
20
22
23
22
23
24
23
21
22
23
27
26
25
25
  • 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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