Lopes Mendes (Ilha Grande) Surf Break

Lat Long: 23.18° S 44.12° W

Lopes Mendes (Ilha Grande) 48 hour detailed Surf Forecast

Issued: 2 pm 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.4°C
0.9° 

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 (31 Oct):

  • Afternoon surf: Afternoon surf (31 Oct, local time) - 2.5ft (0.7m), 11s period with S swell.
  • Evening surf: Evening surf (31 Oct, local time) - 2.5ft (0.7m), 10s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 8PM is: 0.7m 10s primary swell from a South direction and 0.9m 7s secondary swell from a Southeast direction (forecast issued at 02:00pm October 31). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (31 Oct)--
Afternoon (31 Oct)2.5ft (0.7m)11s
Evening (31 Oct)2.5ft (0.7m)10s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Sun afternoon. Warm (max 24°C on Mon morning, min 21°C on Sat night). Wind will be generally light.

Sat
31
Sunday
1
Monday
2
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
0
1
1
1
1
1
2
0
0
0
1
2
2
2
2
0
0
1
1
Wave
Height (m)
Direction
Period (s)
0.8
S
11
0.7
S
11
0.7
S
11
0.7
S
10
0.7
S
10
0.7
S
10
0.6
S
10
0.7
S
10
0.6
S
10
0.6
S
10
0.6
S
10
1.5
ESE
6
1.6
ESE
7
1.5
ESE
7
1.5
ESE
7
1.4
ESE
7
1.4
ESE
7
1.3
ESE
7
1.3
ESE
7
1.3
ESE
7
Wave Graph
Metric surfscale
Energy kJ
146
112
108
98
94
94
68
90
73
65
64
155
206
206
210
192
197
167
163
163
Wind (km/h)
15
SSW
5
S
5
ESE
15
ENE
15
ENE
15
ENE
15
NE
15
ENE
20
ESE
15
E
15
E
15
ENE
10
NNE
15
ENE
15
NE
5
ENE
15
SSW
15
SW
0
SSE
20
ENE
Wind State
cross-on
cross-on
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
on
on
glassy
off
High Tide
10:04AM0.81m
5:02PM0.83m
11:13AM0.88m
6:00PM0.77m
11:57AM0.92m
7:48PM0.73m
Low Tide
1:44PM0.65m
1:50AM0.27m
3:04PM0.66m
3:12AM0.27m
4:18PM0.61m
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
rain showers
rain showers
light rain
cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:11
—
—
—
—
—
—
—
5:09
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:07
—
—
—
—
—
—
—
6:08
—
—
—
—
—
—
—
6:08
—
 mm
—
—
—
—
—
—
—
—
—
2
2
1
—
—
—
—
—
2
1
—
Temp °C
22
23
23
22
22
21
21
22
23
23
22
22
22
22
23
24
24
22
22
23
Feels °C
23
26
25
23
23
22
22
23
22
24
23
23
25
24
24
27
26
23
26
24
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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