Lopes Mendes (Ilha Grande) surf break

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

information circle48hr Weather and Surf, issued 2 pm Monday 25 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 7PM is: 0.6m 18s primary swell from a South direction and 1.2m 9s secondary swell from a South direction (forecast issued at 02:00pm May 25). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (25 May)--
Afternoon (25 May)4.5ft (1.3m)10s
Evening (25 May)2.5ft (0.8m)18s

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 8mm), mostly falling on Tue night. Warm (max 22°C on Tue afternoon, min 20°C on Wed night). Winds increasing (calm on Mon night, fresh winds from the SW by Wed afternoon).

Mon
25
Tuesday
26
Wednesday
27
Thu
28
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
0
0
1
2
3
4
4
4
4
4
4
3
3
3
2
0
0
0
0
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
1.2
S
10
1.3
SSW
10
1.3
S
9
0.8
SSE
18
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
1.7
SW
6
1.7
SW
6
1.8
SSW
7
2
SSW
9
1.9
SSW
9
Wave Graph
Metric surfscale
Energy kJ
302
328
293
408
675
1004
1225
1225
1484
960
1006
760
851
493
407
336
273
255
192
185
216
343
595
611
Wind (km/h)
20
SW
15
SSW
10
SSW
5
WSW
0
NNW
5
NE
5
NE
10
NE
10
ESE
15
E
15
E
10
NE
5
NNE
5
NNE
5
W
20
SW
30
SW
30
SW
30
SW
25
SW
25
SW
25
SW
25
SW
20
WSW
on
on
on
cross-on
glassy
off
off
off
cross-off
cross-off
cross-off
off
off
off
glassy
on
on
on
on
on
on
on
on
on
High Tide
10:20AM0.83m
11:52PM0.86m
11:32AM0.90m
00:04AM0.89m
12:19PM0.96m
00:27AM0.92m
Low Tide
5:12PM0.30m
5:38AM0.41m
6:05PM0.30m
6:23AM0.31m
6:51PM0.30m
7:03AM0.23m
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
thunderstorm
part cloud
part cloud
clear
clear
clear
thunderstorm
light rain
light rain
cloud
part cloud
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
5:19
5:17
4
1
2
1
Temp °C
21
21
21
21
21
21
21
21
21
22
22
21
22
22
22
22
22
21
21
21
21
20
21
21
20
21
22
23
24
23
23
23
22
22
23
23
25
25
25
22
20
18
18
19
19
17
18
19
Swell 1
Height (m)
Direction
Period (s)
0.2
E
5
1.3
SSW
10
1.3
S
9
1.1
S
8
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
0.6
S
11
0.3
SE
7
1.9
SSW
9
Energy kJ
2
328
293
165
205
1004
1225
1225
1484
960
1006
760
851
493
407
336
273
255
192
149
114
87
9
611
Swell 2
Height (m)
Direction
Period (s)
0.1
E
8
0.3
SSE
19
0.5
S
18
0.8
SSE
18
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
0.6
E
4
0.5
E
5
0.5
E
5
0.4
SE
7
0.4
SE
7
0.3
E
8
0.3
SE
7
0.3
SE
7
0.3
SE
7
0.2
E
7
0.3
SE
7
Energy kJ
1
72
167
408
675
191
134
99
11
89
5
5
5
15
11
11
12
11
10
7
9
9
4
8
Swell 3
Height (m)
Direction
Period (s)
0.1
S
20
0.2
E
4
0.7
S
10
0.6
S
10
0.5
S
10
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.4
SSE
8
0.4
SSE
7
0.4
SSE
6
0.4
E
5
0.3
E
8
0.3
SE
7
0.3
E
8
0.2
E
7
0.2
E
7
0.1
SE
10
0.2
E
7
Energy kJ
8
2
96
74
45
5
5
5
5
6
5
5
22
21
17
8
10
8
10
4
4
4
4
Wind waves
Height (m)
Direction
Period (s)
1.2
S
10
0.6
E
3
0.7
SE
8
0.8
ENE
4
0.8
E
5
0.5
SW
3
1.1
SW
5
1.6
SW
6
1.7
SW
6
1.7
SW
6
1.8
SSW
7
2
SSW
9
Energy kJ
302
8
59
24
27
4
54
145
185
216
343
595
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
3
4
4
4
4
4
4
3
3
3
2
2
2
1
1
1
1
1
2
2
Distance (km)
20
20
20
20
0
0
0
0
0
0
0
0
0
0
0
63
215
493
97
71
71
90
90
20
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
1
2
3
4
4
4
4
4
4
4
4
3
3
3
3
2
1
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
3
4
4
4
4
4
4
4
4
3
3
3
3
2
2
2
2
3
2
2
2
Header Global
Rating
(10 max)
4
4
4
5
5
6
9
9
9
6
6
7
7
7
8
9
6
7
6
9
6
8
8
6
  • 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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