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 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
21.8° C
0.8° 

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 (28 Jul):

  • Morning surf: Morning surf (28 Jul, local time) - 2ft (0.6m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (28 Jul, local time) - 2ft (0.6m), 12s period with S swell.
  • Evening surf: Evening surf (28 Jul, local time) - 2ft (0.6m), 12s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 2PM is: 0.6m 12s primary swell from a South direction (forecast issued at 08:00am July 28). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (28 Jul)2ft (0.6m)12s
Afternoon (28 Jul)2ft (0.6m)12s
Evening (28 Jul)2ft (0.6m)12s

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


Short Range Forecast

Mostly dry. Warm (max 34°C on Wed afternoon, min 20°C on Thu night). Mainly fresh winds.

Tuesday
28
Wednesday
29
Thursday
30
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
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
0
0
1
Wave
Height (m)
Direction
Period (s)
0.6
S
12
0.6
S
12
0.6
S
12
0.6
S
12
0.6
S
11
0.6
S
12
0.6
S
13
0.6
S
12
0.6
S
12
0.6
S
12
0.7
S
12
0.7
S
12
0.7
S
11
0.7
S
11
0.7
S
12
0.7
S
11
0.7
S
11
0.7
S
11
0.7
S
11
0.7
S
10
0.7
S
10
0.7
S
10
Wave Graph
Metric surfscale
Energy kJ
106
103
99
96
94
112
112
103
103
103
137
134
127
127
132
121
116
114
110
100
98
96
Wind (km/h)
10
NE
5
NNE
5
E
10
ESE
10
ENE
10
NNE
10
N
10
N
15
NNE
10
NNE
10
ENE
10
NE
30
WSW
15
NW
15
NE
10
ENE
5
SE
5
SSE
5
S
10
SSE
10
SE
10
E
Wind State
off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
on
cross
off
cross-off
glassy
cross
glassy
cross
cross
cross-off
High Tide
2:45PM1.08m
2:14AM1.04m
3:10PM1.11m
2:42AM1.10m
3:34PM1.11m
Low Tide
8:27AM0.05m
8:56PM0.33m
9:02AM0.01m
9:26PM0.30m
9:37AM-0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:32
5:32
5:32
 mm
Temp °C
20
22
25
26
24
24
25
24
24
26
31
34
22
24
25
24
22
22
22
22
21
21
Feels °C
19
22
25
25
24
24
24
24
23
24
29
31
19
23
23
23
24
24
25
24
22
22
  • 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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