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 02 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.2°C
1.6° 

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 (02 Oct):

  • Afternoon surf: Afternoon surf (02 Oct, local time) - 4.5ft (1.4m), 10s period with S swell.
  • Evening surf: Evening surf (02 Oct, local time) - 5ft (1.5m), 10s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 6PM is: 1.5m 10s primary swell from a South direction and 0.5m 10s secondary swell from a Southeast direction (forecast issued at 02:00pm October 02). An open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (02 Oct)--
Afternoon (02 Oct)4.5ft (1.4m)10s
Evening (02 Oct)5ft (1.5m)10s

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


Short Range Forecast

Heavy rain (total 37mm), heaviest during Fri night. Warm (max 28°C on Sun afternoon, min 19°C on Fri afternoon). Wind will be generally light.

Fri
2
Saturday
3
Sunday
4
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
0
1
1
1
1
3
3
3
3
2
2
2
2
1
2
1
2
2
Wave
Height (m)
Direction
Period (s)
1.1
SSW
10
1.4
S
10
1.5
S
10
1.5
S
10
1.6
S
6
1.4
S
9
1.2
SSW
9
1.5
S
10
1.6
S
10
1.6
S
10
1.5
S
10
1.4
S
10
1.2
S
10
1
S
10
1.1
S
10
1.1
S
12
1.1
S
12
0.8
S
11
1
S
12
1
S
12
Wave Graph
Metric surfscale
Energy kJ
276
384
426
415
209
306
259
495
562
551
486
400
284
200
237
342
339
160
276
270
Wind (km/h)
15
SSW
25
S
20
SSE
15
SE
20
ESE
20
ESE
20
ENE
15
ENE
20
ENE
25
ENE
25
NE
20
NE
20
NE
20
NE
20
NE
25
NE
20
ENE
20
ENE
20
ENE
10
NW
Wind State
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
off
cross-off
off
cross
High Tide
10:22AM0.75m
5:15PM0.79m
7:20AM0.75m
11:40AM0.87m
6:04PM0.70m
11:23PM0.55m
12:25PM0.96m
8:10PM0.65m
Low Tide
9:12AM0.75m
1:58PM0.62m
2:01AM0.33m
8:09AM0.75m
3:40PM0.65m
10:04PM0.54m
3:37AM0.31m
5:10PM0.59m
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
clear
clear
clear
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:35
—
—
—
—
—
—
—
5:33
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:54
—
—
—
—
—
—
—
5:55
—
—
—
—
—
—
—
5:55
—
—
 mm
1
4
4
5
5
4
4
3
2
1
1
1
—
—
—
—
—
—
—
1
Temp °C
21
20
19
19
19
19
20
19
20
19
20
20
20
21
21
23
26
28
26
24
Feels °C
22
19
18
18
18
18
19
19
20
17
19
19
18
19
19
21
25
27
26
26
  • 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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