Lopes Mendes (Ilha Grande) surf break

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

information circle48hr Weather and Surf, issued 8 pm Friday 23 Jan 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
27.3° C
(Which is 1.6°C warmer than 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 3AM is: 1.1m 9s primary swell from a South direction (forecast issued at 08:00pm January 23). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (24 Jan)3.5ft (1.0m)9s
Afternoon (24 Jan)3ft (0.9m)8s
Evening (24 Jan)3ft (0.9m)8s

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

Updates in  hr  min  s Forecast update imminent
Fri
23
Saturday
24
Sunday
25
Monday
26
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
2
2
2
2
2
1
0
0
1
1
1
1
1
1
1
0
1
1
0
0
1
1
0
0
Wave Height (m) & direction (?)
1.2
S
1.2
S
1.2
S
1.1
S
1.1
S
1
S
1
S
0.9
S
0.9
S
0.9
S
0.9
S
0.8
S
0.8
S
0.8
S
0.7
S
0.7
S
0.7
S
0.7
S
0.6
S
0.6
S
0.6
S
0.6
S
0.3
S
0.3
S
Period(s) (?)1010999998888888888887771212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)26226224119819415714611110510310582787660616158424039392627
Wind
(km/h)
10
ENE
10
NE
5
NNE
5
NE
5
NNW
5
SSW
10
SSE
10
SE
5
SE
5
ENE
10
NNE
5
NE
5
NNE
0
NE
5
SE
10
SE
10
E
5
NNE
5
NNW
5
NNW
0
SE
5
N
5
ESE
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off
glassglassglasscross-
on
crosscross-
off
offcross-
off
glassglassglassglasscrosscross-
off
cross-
off
cross-
off
glassglassglasscross-
off
cross-
off
High Tide
/ height (m)
5:10PM
1.10
5:51AM
0.96
5:54PM
1.01
6:29AM
0.86
6:49PM
0.91
7:16AM
0.76
Low Tide
/ height (m)
12:39AM
0.18
12:59PM
0.40
1:36AM
0.30
1:59PM
0.43
2:51AM
0.42
Fri
23
Saturday
24
Sunday
25
Monday
26
Sunrise----5:30-------5:30-------5:31---
Sunset6:45-------6:45-------6:45-------
part cloud
part cloud
clear
clear
clear
clear
clear
clear
thunderstorm
rain showers
light rain
cloud
cloud
cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
part cloud
thunderstorm
Rain (mm)
--------111-----111----1
Temp. °C222222222223232424242323232424252424232323242526
Feels °C (?)242424242526252627272526262827272728262727282827
  • 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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