Lopes Mendes (Ilha Grande) Surf Break

Lat Long: 23.18° S 44.12° W

Lopes Mendes (Ilha Grande) 48 hour detailed Surf Forecast

Issued: 8 am 14 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.8°C
1.8° 

Lopes Mendes (Ilha Grande) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Lopes Mendes (Ilha Grande) today (14 Oct):

  • Morning surf: Morning surf (14 Oct, local time) - 2.5ft (0.8m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (14 Oct, local time) - 2.5ft (0.7m), 10s period with S swell.
  • Evening surf: Evening surf (14 Oct, local time) - 2.5ft (0.7m), 9s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 11AM is: 0.8m 10s primary swell from a South direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 08:00am October 14). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (14 Oct)2.5ft (0.8m)10s
Afternoon (14 Oct)2.5ft (0.7m)10s
Evening (14 Oct)2.5ft (0.7m)9s

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


Short Range Forecast

Heavy rain (total 39mm), heaviest during Thu night. Warm (max 24°C on Wed morning, min 21°C on Wed night). Wind will be generally light.

Wednesday
14
Thursday
15
Friday
16
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
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
1
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
0.8
S
10
0.8
S
10
0.8
S
10
0.7
S
10
0.7
S
9
0.7
S
9
0.7
S
9
0.7
S
9
0.6
S
8
0.5
S
8
0.5
S
8
0.6
S
8
0.6
S
8
0.8
ESE
5
0.5
S
8
0.5
S
8
0.6
SSE
8
0.7
SSE
8
0.7
SSE
8
0.9
SSE
8
1
SSE
8
1
SSE
8
Wave Graph
Metric surfscale
Energy kJ
125
122
120
90
85
80
78
76
51
34
33
49
48
33
31
30
45
50
51
103
128
140
Wind (km/h)
15
NNE
5
ENE
10
ESE
10
SE
10
ENE
0
NW
0
ESE
5
NNE
15
SW
20
NNE
20
E
15
ESE
10
SE
5
SE
15
NE
10
NNE
5
N
10
WSW
10
SSW
10
SSW
15
SSW
20
SW
Wind State
cross-off
glassy
cross-off
cross
off
glassy
glassy
glassy
on
off
cross-off
cross-off
cross
cross
off
off
cross-off
on
on
cross-on
on
on
High Tide
3:56AM1.08m
3:43PM0.98m
4:31AM0.99m
4:10PM0.93m
5:10AM0.89m
4:41PM0.86m
Low Tide
10:36AM0.41m
10:30PM0.18m
11:07AM0.50m
11:06PM0.25m
11:58AM0.58m
cloud
part cloud
part cloud
cloud
clear
part cloud
cloud
cloud
light rain
thunderstorm
cloud
clear
light rain
heavy rain
light rain
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
—
—
—
—
—
—
5:24
—
—
—
—
—
—
—
5:22
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:00
—
—
—
—
—
—
—
6:00
—
—
—
—
—
—
—
6:00
—
 mm
—
—
—
—
—
—
—
—
4
3
—
—
2
16
2
—
—
—
1
1
1
4
Temp °C
23
24
24
24
24
23
23
23
21
22
24
23
22
22
22
22
23
23
23
23
22
22
Feels °C
23
27
26
26
27
27
27
27
22
23
25
25
25
25
23
24
26
25
25
25
23
23
  • 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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