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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 8 pm Monday 12 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
27.0° C
 (Which is 1.5°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: 0.4m 10s primary swell from a South-southwest direction (forecast issued at 08:00pm January 12). An open ocean swell of 1.2m 8s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (13 Jan)1.5ft (0.4m)9s
Afternoon (13 Jan)1ft (0.3m)9s
Evening (13 Jan)1ft (0.3m)9s

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
Mon
12
Tuesday
13
Wednesday
14
Thursday
15
6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
Wave Height (m) & direction (?)
0.5
S
0.5
S
0.5
S
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.3
SSW
0.3
SSW
0.3
S
0.3
S
0.2
S
0.2
S
0.2
S
0.2
S
1.2
ESE
1.3
ESE
1.6
ESE
0.2
S
0.1
S
0.2
SSW
0.1
S
0.1
S
1.3
ESE
Period(s) (?)10101010109999998888888815813137
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5351503231292816161413666616919630854643186
Wind
(km/h)
10
ENE
0
N
10
WSW
10
WSW
5
W
5
SSE
10
SE
10
ESE
10
NE
5
W
5
WNW
10
WNW
10
NNW
10
E
20
SE
10
ESE
5
NW
15
W
5
W
10
N
15
NE
10
NE
5
SE
5
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offglassononglassglasscrosscross-
off		offcross-
on		glasscross-
on		cross-
off		cross-
off		crosscross-
off		crosscross-
on		cross-
on		cross-
off		offoffcrosscross-
on
High Tide
/ height (m)
11:41PM
0.79
11:00AM
0.72
12:46AM
0.87
12:09PM
0.77
1:26AM
0.95
12:53PM
0.83
Low Tide
/ height (m)
4:26PM
0.43
5:29AM
0.53
5:41PM
0.35
6:41AM
0.48
6:38PM
0.26
7:30AM
0.43
Mon
12
Tuesday
13
Wednesday
14
Thursday
15
Sunrise----5:22-------5:22-------5:22---
Sunset6:46-------6:46-------6:46-------
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
cloud
clear
part cloud
cloud
Rain (mm)
--------1-------311-----
Temp. °C272725252526262626252525252626262525252424262826
Feels °C (?)293127282829282929282927272727292927292726283129
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lopes Mendes (Ilha Grande) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Lopes Mendes (Ilha Grande) at:
surf-forecast.com

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