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 06 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 (06 Aug):

  • Evening surf: Evening surf (06 Aug, local time) - 1.5ft (0.5m), 9s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 11PM is: 0.5m 9s primary swell from a South direction (forecast issued at 08:00pm August 06). An open ocean swell of 0.7m 8s is not directed at the surf break, a second open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (06 Aug)--
Afternoon (06 Aug)--
Evening (06 Aug)1.5ft (0.5m)9s

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


Short Range Forecast

Mostly dry. Warm (max 32°C on Fri morning, min 21°C on Fri night). Mainly fresh winds.

Thu
6
Friday
7
Saturday
8
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
0
1
1
0
0
0
0
0
0
0
0
0
3
4
Wave
Height (m)
Direction
Period (s)
0.6
S
10
0.5
S
9
0.4
SSE
13
0.4
SSE
13
0.4
SSE
12
0.5
S
12
0.5
S
12
0.4
SSE
11
0.4
S
11
0.5
S
11
0.4
S
10
0.4
S
10
0.4
S
10
0.7
ESE
5
0.6
S
11
1.2
S
11
1.5
S
17
2
S
15
Wave Graph
Metric surfscale
Energy kJ
65
43
59
57
50
71
68
42
37
55
32
31
30
19
92
338
1236
1829
Wind (km/h)
10
NE
5
NNE
10
NNE
15
N
15
NNE
10
NNE
10
NNE
15
SSW
10
SW
15
SSW
10
ESE
25
NE
20
NE
20
NE
25
E
25
E
20
E
10
NE
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
on
on
on
cross-off
off
off
off
cross-off
cross-off
cross-off
off
High Tide
7:42PM0.71m
12:16PM0.86m
10:01PM0.65m
1:14PM0.99m
Low Tide
3:43PM0.48m
4:00AM0.37m
5:22PM0.49m
10:43PM0.65m
5:23AM0.28m
6:40PM0.44m
part cloud
clear
part cloud
part cloud
cloud
part cloud
clear
part cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
 mm
Temp °C
28
26
27
26
26
27
32
30
25
23
21
21
21
22
24
24
22
23
Feels °C
27
26
25
24
24
26
30
28
26
24
22
20
20
21
22
22
22
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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