Lopes Mendes (Ilha Grande) Surf Break

Lopes Mendes (Ilha Grande) 48 hour detailed Surf Forecast

Lat Long: 23.18° S 44.12° W

Issued: 8 pm 21 Jun 2026 (local time)

Forecast update in  hr  min

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

Normal for this time of year

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 (22 Jun):

  • Morning surf: Morning surf (22 Jun, local time) - 3.5ft (1.1m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (22 Jun, local time) - 3ft (0.9m), 9s period with S swell.
  • Evening surf: Evening surf (22 Jun, local time) - 2.5ft (0.8m), 9s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 3AM is: 1.1m 8s primary swell from a South-southwest direction (forecast issued at 08:00pm June 21). An open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (-03) & DateWave HeightWave Period
Morning (22 Jun)3.5ft (1.1m)9s
Afternoon (22 Jun)3ft (0.9m)9s
Evening (22 Jun)2.5ft (0.8m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 17mm), heaviest on Wed afternoon. Warm (max 24°C on Mon night, min 18°C on Sun night). Winds increasing (light winds from the NE on Sun night, fresh winds from the SW by Wed afternoon).

Sun
21
Monday
22
Tuesday
23
Wednesday
24
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
2
2
1
1
1
2
2
1
1
1
1
0
0
0
0
0
0
0
0
0
0
2
0
0
Wave
Height (m)
Direction
Period (s)
1.3
SSW
8
1.2
SSW
8
1.2
SSW
8
1.1
SSW
8
1.1
S
9
1.1
S
9
1.1
S
9
0.9
S
9
0.9
S
9
0.8
S
9
0.7
S
8
0.7
S
8
0.7
S
8
0.7
S
10
0.6
S
10
0.6
S
10
0.6
S
10
0.6
S
10
0.6
S
9
1.1
S
10
1.7
SSW
9
1.6
SSW
9
1.5
S
9
1.6
SSW
9
Wave Graph
Metric surfscale
Energy kJ
209
179
163
151
199
203
194
127
127
99
69
60
60
98
72
71
69
66
64
239
456
432
363
400
Wind (km/h)
0
SSW
10
NE
10
ENE
10
NE
10
NE
10
NE
10
E
15
ESE
15
ENE
15
NE
15
NNE
20
NNE
15
N
10
NW
20
SSW
30
SW
20
SW
15
SW
10
S
15
SW
15
WSW
10
W
10
WSW
35
SW
Wind State
glassy
off
off
off
off
off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross
on
on
on
on
cross-on
on
cross-on
cross-on
on
on
High Tide
7:28PM0.78m
7:18AM0.86m
8:33PM0.76m
8:57AM0.81m
9:52PM0.77m
10:59AM0.83m
Low Tide
2:40AM0.52m
3:15PM0.38m
3:42AM0.47m
4:20PM0.43m
4:46AM0.41m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
light rain
light rain
light rain
light rain
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:37
6:37
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:19
5:19
5:20
 mm
1
1
3
3
3
1
1
Temp °C
20
19
19
19
18
19
21
22
21
22
23
24
24
24
22
21
21
21
20
20
19
19
20
20
Feels °C
21
19
19
19
18
19
22
22
21
22
22
22
22
24
21
19
20
22
22
21
19
21
21
17
Swell 1
Height (m)
Direction
Period (s)
1.3
SSW
8
1.2
SSW
8
1.2
SSW
8
1.1
SSW
8
1.1
S
9
1.1
S
9
1.1
S
9
0.9
S
9
0.9
S
9
0.8
S
9
0.7
S
8
0.7
S
8
0.8
E
6
0.7
S
10
0.6
S
10
0.7
E
9
0.7
E
9
0.7
E
8
0.7
E
8
1.1
S
10
1.7
SSW
9
1.6
SSW
9
1.5
S
9
1.6
SSW
9
Energy kJ
209
179
163
151
199
203
194
127
127
99
69
60
51
98
72
78
74
71
71
239
456
432
363
400
Swell 2
Height (m)
Direction
Period (s)
0.6
E
9
0.6
E
9
0.6
E
10
0.6
E
10
0.5
E
10
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.6
ESE
5
0.7
E
6
0.7
S
8
0.6
E
6
0.5
E
6
0.6
S
10
0.6
S
10
0.6
S
10
0.6
S
9
0.9
SW
9
0.6
E
8
0.6
E
8
0.5
SSE
13
0.6
SSE
12
Energy kJ
64
64
65
67
46
45
44
43
43
42
20
34
60
26
18
71
69
66
64
123
52
51
96
121
Swell 3
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.2
SSE
9
0.1
SE
8
0.3
SSW
9
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.5
E
9
0.5
E
9
0.4
ESE
9
0.5
E
9
0.5
E
9
0.2
SSE
7
0.2
SSE
7
0.2
SSE
7
0.3
SSE
15
0.6
E
9
0.4
SSE
14
0.5
SSE
13
0.5
E
8
0.5
E
8
Energy kJ
21
22
13
8
3
15
28
22
22
42
42
28
41
40
5
5
5
42
54
76
102
36
35
Wind waves
Height (m)
Direction
Period (s)
0.2
ENE
2
0.3
NE
2
0.2
ENE
3
0.4
ESE
3
0.6
E
4
0.7
E
4
0.3
NE
2
0.4
NNE
3
0.4
NNE
3
0.4
N
3
0.3
W
3
0.8
SW
4
0.8
SW
5
0.8
SW
5
0.9
SSW
5
Energy kJ
1
1
1
3
10
17
1
3
3
3
2
17
31
29
41
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
3
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
63
65
20
132
97
65
20
20
20
20
20
20
97
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
2
2
2
2
2
2
2
2
2
1
1
1
1
2
1
2
1
2
2
2
3
3
3
3
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
2
2
2
2
2
2
1
1
2
2
3
3
3
1
2
2
2
3
3
3
3
Header Global
Rating
(10 max)
7
6
6
5
7
6
6
5
5
5
5
5
5
5
5
6
7
8
9
7
8
7
8
7
  • 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
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