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 pm 05 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.4°C
1.7° 

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 (06 Oct):

  • Morning surf: Morning surf (06 Oct, local time) - 2.5ft (0.7m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (06 Oct, local time) - 2.5ft (0.7m), 11s period with S swell.
  • Evening surf: Evening surf (06 Oct, local time) - 3ft (0.9m), 10s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 2AM is: 0.6m 12s primary swell from a South direction and 0.5m 4s secondary swell from a Southwest direction (forecast issued at 08:00pm October 05). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (06 Oct)2.5ft (0.7m)12s
Afternoon (06 Oct)2.5ft (0.7m)11s
Evening (06 Oct)3ft (0.9m)10s

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


Short Range Forecast

Heavy rain (total 28mm), heaviest during Mon night. Warm (max 23°C on Wed morning, min 19°C on Mon night). Wind will be generally light.

Mon
5
Tuesday
6
Wednesday
7
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
1
1
2
2
1
2
1
1
0
0
0
Wave
Height (m)
Direction
Period (s)
0.7
SSE
11
0.7
SSE
10
0.7
SSE
12
0.5
S
12
0.7
S
12
0.7
S
12
0.5
S
11
0.7
S
11
0.7
SSW
10
0.9
S
10
0.9
S
9
0.6
S
11
0.8
SSE
9
0.9
S
11
0.9
S
11
0.9
S
10
0.8
S
10
0.8
S
10
Wave Graph
Metric surfscale
Energy kJ
117
110
160
77
144
134
59
112
98
153
127
89
108
185
178
162
123
123
Wind (km/h)
15
SW
10
SW
5
W
5
ENE
5
E
10
E
10
ESE
10
ESE
10
E
10
ENE
10
ENE
5
NNE
5
NNE
10
ENE
10
ENE
10
SSE
15
SW
15
SW
Wind State
on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
glassy
cross-off
off
cross-off
cross
on
on
High Tide
00:09AM0.80m
1:23PM1.05m
00:26AM0.93m
1:36PM1.06m
Low Tide
6:03PM0.51m
6:00AM0.13m
6:41PM0.42m
6:48AM0.06m
7:15PM0.33m
light rain
mod rain
light rain
light rain
light rain
part cloud
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
cloud
part cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:31
—
—
—
—
—
—
—
5:31
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
—
5:57
—
—
—
—
—
—
—
5:57
—
—
 mm
1
6
4
3
2
—
1
1
1
—
—
1
3
2
—
—
3
1
Temp °C
21
19
19
19
19
20
20
20
21
21
21
21
21
21
23
22
22
21
Feels °C
21
20
21
21
21
22
22
22
23
23
24
24
24
23
26
25
24
23
  • 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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