Lopes Mendes (Ilha Grande) surf break

Lopes Mendes (Ilha Grande) surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 am Tuesday 26 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Lopes Mendes (Ilha Grande) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lopes Mendes (Ilha Grande) sea temperature is
23.0° C
(Which is normal for this time of year)

How big are the waves at Lopes Mendes (Ilha Grande) today?

The current surf forecast for Lopes Mendes (Ilha Grande) at 6AM is: 1.6m 16s primary swell from a South direction and 1.0m 8s secondary swell from a South direction (forecast issued at 02:00am May 26). The wind direction is predicted to be offshore and the swell rating is 4.

Time (-03) & DateWave HeightWave Period
Morning (26 May)5.5ft (1.7m)15s
Afternoon (26 May)5ft (1.6m)14s
Evening (26 May)5ft (1.5m)13s

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

Light rain (total 4mm), mostly falling on Wed afternoon. Warm (max 22°C on Tue morning, min 19°C on Thu night). Mainly fresh winds.

Tuesday
26
Wednesday
27
Thursday
28
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)
3
4
4
4
4
3
3
3
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
1.1
S
17
1.4
S
16
1.6
S
16
1.7
S
15
1.9
S
14
1.6
S
14
1.7
S
13
1.5
S
13
1.6
S
13
1.3
S
12
1.2
S
12
1.1
S
12
1
S
12
1
S
11
0.9
S
11
0.8
S
11
1.4
SW
6
1.7
SSW
6
2
SSW
9
2.1
SSW
10
1.9
SSW
10
1.8
SSW
9
1.6
SSW
9
1.6
SSW
8
Wave Graph
Metric surfscale
Energy kJ
675
1004
1225
1225
1484
960
1006
760
851
493
407
336
273
255
192
149
128
232
608
838
651
510
394
333
Wind (km/h)
5
NNW
5
NE
10
NE
10
NE
15
ESE
15
E
15
ENE
10
ENE
5
NNE
5
NE
5
WNW
20
SW
30
SW
30
SW
25
SW
25
SW
25
SW
30
SW
25
SW
20
WSW
15
SW
15
SW
15
SW
10
WSW
glassy
glassy
off
off
cross-off
cross-off
cross-off
off
cross-off
glassy
glassy
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
High Tide
11:32AM0.90m
00:04AM0.89m
12:19PM0.96m
00:27AM0.92m
12:59PM1.01m
Low Tide
5:38AM0.41m
6:05PM0.30m
6:23AM0.31m
6:51PM0.30m
7:03AM0.23m
7:34PM0.30m
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
thunderstorm
light rain
light rain
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:19
5:19
5:17
1
2
1
Temp °C
21
21
21
21
22
22
22
22
22
22
22
22
22
22
21
21
21
20
20
20
21
21
20
20
24
23
23
22
23
22
23
23
24
25
24
22
20
20
19
19
18
16
17
18
20
20
20
20
Swell 1
Height (m)
Direction
Period (s)
1.2
S
8
1.4
S
16
1.6
S
16
1.7
S
15
1.9
S
14
1.6
S
14
1.7
S
13
1.5
S
13
1.6
S
13
1.3
S
12
1.2
S
12
1.1
S
12
1
S
12
1
S
11
0.9
S
11
0.8
S
11
0.7
S
11
0.7
S
11
0.2
E
7
2.1
SSW
10
1.9
SSW
10
0.1
SE
7
1.6
SSW
9
1.6
SSW
8
Energy kJ
205
1004
1225
1225
1484
960
1006
760
851
493
407
336
273
255
192
149
114
112
4
838
651
2
394
333
Swell 2
Height (m)
Direction
Period (s)
1.1
S
17
1.2
S
8
1
S
8
0.9
SSE
8
0.2
E
12
0.9
SSE
8
0.1
SE
12
0.2
E
8
0.2
E
8
0.5
E
4
0.5
E
4
0.4
ESE
5
0.4
SE
7
0.4
SE
7
0.3
E
8
0.3
E
7
0.3
E
7
0.2
E
7
0.1
SE
10
0.2
E
7
0.2
ESE
7
0.1
E
7
0.1
SE
7
0.1
SE
8
Energy kJ
675
187
130
99
11
89
5
5
5
9
10
7
11
11
10
10
10
4
4
4
5
1
2
2
Swell 3
Height (m)
Direction
Period (s)
0.6
S
10
0.5
S
10
0.2
E
8
0.2
E
8
0.2
E
8
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.4
SSE
8
0.4
SSE
7
0.4
SE
6
0.3
E
5
0.3
E
8
0.3
SE
7
0.1
SE
7
0.1
SE
11
0.1
SE
10
0.1
SE
10
0.2
E
7
0.1
E
7
0.1
E
7
0.1
E
7
Energy kJ
74
45
5
5
5
6
6
5
5
22
20
9
4
10
7
2
4
4
4
4
1
1
1
Wind waves
Height (m)
Direction
Period (s)
0.2
E
8
0.6
E
3
0.8
ESE
8
0.7
E
4
0.7
E
4
0.4
SW
3
1
SW
4
1.2
SW
5
1.4
SW
5
1.4
SW
6
1.7
SSW
6
2
SSW
9
1.8
SSW
9
Energy kJ
5
8
74
17
19
2
34
73
106
128
232
608
510
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
4
4
3
3
3
3
3
2
2
2
1
1
1
1
1
2
2
3
3
2
2
Distance (km)
0
0
0
0
0
59
58
0
0
0
0
63
215
220
97
71
71
71
90
20
20
20
20
20
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
4
4
4
4
4
4
4
4
3
3
3
3
2
2
2
2
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
4
4
3
4
4
3
3
3
3
2
2
2
2
3
4
2
2
3
3
2
2
Header Global
Rating
(10 max)
5
6
9
9
9
5
6
7
6
7
7
9
6
9
6
9
9
9
8
7
9
7
7
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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