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Surf Forecasts:

Lopes Mendes (Ilha Grande) surf break

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

information circle48hr Weather and Surf, issued 2 am Friday 09 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 1.9°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 5AM is: 0.8m 6s primary swell from a East-southeast direction and 0.3m 9s secondary swell from a South direction (forecast issued at 02:00am January 09). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (09 Jan)1ft (0.3m)8s
Afternoon (09 Jan)2.5ft (0.7m)6s
Evening (09 Jan)1ft (0.3m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
09
Saturday
10
Sunday
11
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
1
1
1
0
0
0
1
0
0
1
0
1
0
0
1
1
1
1
1
1
1
1
1
1
Wave Height (m) & direction (?)
0.7
ESE
0.8
ESE
0.8
ESE
0.3
S
0.3
S
0.7
ESE
0.8
ESE
0.3
S
1.2
ESE
1.3
ESE
0.4
S
0.5
S
0.7
S
0.8
S
0.7
S
0.8
S
0.8
S
0.8
S
0.7
S
0.7
S
0.6
S
0.6
S
0.4
S
0.5
S
Period(s) (?)66688668771312121211111111111010101312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3445501212395010135171537513917412715415114911010473715173
Wind
(km/h)
5
NW
0
NNW
10
NNE
5
ESE
10
SSE
10
SE
5
ESE
0
WSW
5
W
5
NW
10
NE
10
E
20
ESE
20
E
15
ENE
10
NNE
10
N
15
NNE
10
N
5
NE
15
ESE
15
ESE
10
ENE
5
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscross-
off		cross-
off		crosscross-
off		cross-
off		glasscross-
on		glassoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		offglass
High Tide
/ height (m)
6:03AM
0.87
6:01PM
0.94
6:41AM
0.82
6:57PM
0.84
7:30AM
0.77
8:28PM
0.76
Low Tide
/ height (m)
12:51AM
0.27
1:02PM
0.48
1:36AM
0.37
1:55PM
0.48
2:35AM
0.47
3:05PM
0.47
Friday
09
Saturday
10
Sunday
11
Sunrise--5:18-------5:18-------5:20-----
Sunset------6:46-------6:46-------6:46-
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C262525262726262525252526282727272726262830272728
Feels °C (?)302927292929303029292828292729292827272930283031
  • 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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View detailed surf forecast for Lopes Mendes (Ilha Grande) at:
surf-forecast.com

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