Lopes Mendes (Ilha Grande) surf break

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

information circle48hr Weather and Surf, issued 8 pm Monday 06 Apr 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
24.8° C
(Which is slightly cooler than normal)

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

The current surf forecast for Lopes Mendes (Ilha Grande) at 1AM is: 1.3m 12s primary swell from a South direction and 0.8m 14s secondary swell from a South direction (forecast issued at 08:00pm April 06). The wind direction is predicted to be offshore and the swell rating is 3.

Time (-03) & DateWave HeightWave Period
Morning (07 Apr)5ft (1.5m)13s
Afternoon (07 Apr)5ft (1.6m)15s
Evening (07 Apr)5ft (1.5m)14s

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


Updates in  hr  min  s Forecast update imminent
Mon
06
Tuesday
07
Wednesday
08
Thursday
09
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
1
3
3
3
3
4
4
3
2
3
3
3
3
2
2
1
2
0
2
2
1
0
0
0
Wave Height (m) & direction (?)
0.7
S
1.1
S
1.3
S
1.3
S
1.4
S
1.5
S
1.7
S
1.6
S
1.5
S
1.5
S
1.4
S
1.4
S
1.3
S
1.2
S
1.2
S
1.1
S
1
S
1
S
0.9
S
0.9
S
0.9
S
0.7
S
0.7
S
0.8
S
Period(s) (?)131212111113161514141313131313131212121212121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)17337148044148373713611070919869694670569477470377292287229229229127127178
Wind
(km/h)
10
ESE
10
NE
5
NE
5
ENE
5
NE
10
ENE
15
E
20
ESE
15
E
10
NE
5
NW
10
NNE
10
N
10
NNE
10
E
10
SE
5
E
20
WNW
20
NNE
10
NNW
10
WNW
10
WSW
15
SSW
15
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offoffoffoffoffcross-
off
cross-
off
cross-
off
offcross-
off
offcross-
off
offcross-
off
crossglasscrossoffcross-
off
crossoncross-
on
cross-
on
High Tide
/ height (m)
4:45PM
1.00
4:27AM
0.92
5:23PM
0.90
4:58AM
0.85
6:14PM
0.80
5:38AM
0.77
Low Tide
/ height (m)
11:21PM
0.47
11:21AM
0.26
12:13AM
0.56
12:26PM
0.33
1:48AM
0.62
2:08PM
0.38
Mon
06
Tuesday
07
Wednesday
08
Thursday
09
Sunrise-----6:05-------6:07-------6:07--
Sunset-------5:50-------5:49-------5:47
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
thunderstorm
part cloud
clear
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
clear
clear
thunderstorm
Rain (mm)
---------1------124----1
Temp. °C252424242424262625252525252629302725252525262625
Feels °C (?)282727272727272727282927272830313126252727282827
  • 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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