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 10 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.4°C
1.5° 

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 (10 Oct):

  • Morning surf: Morning surf (10 Oct, local time) - 2.5ft (0.8m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (10 Oct, local time) - 2.5ft (0.7m), 8s period with SE swell.
  • Evening surf: Evening surf (10 Oct, local time) - 2ft (0.6m), 8s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 3PM is: 0.7m 8s primary swell from a Southeast direction (forecast issued at 08:00am October 10). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (10 Oct)2.5ft (0.8m)8s
Afternoon (10 Oct)2.5ft (0.7m)8s
Evening (10 Oct)2ft (0.6m)8s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Sun night. Warm (max 24°C on Sat morning, min 22°C on Sat night). Wind will be generally light.

Saturday
10
Sunday
11
Monday
12
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)
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
0.8
SE
8
0.8
SE
8
0.7
SE
8
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.6
SE
8
0.4
SE
9
0.5
SE
7
0.4
SE
7
0.4
SE
7
0.3
SE
7
0.7
ESE
7
0.2
S
11
0.7
WSW
4
0.2
SSW
9
0.3
SSW
9
0.3
SSW
8
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
Wave Graph
Metric surfscale
Energy kJ
97
80
64
63
50
38
35
27
26
19
19
8
57
10
17
8
15
14
22
22
21
21
Wind (km/h)
5
NE
10
E
10
SSE
15
SSW
0
WSW
5
NNE
10
ENE
10
NNE
10
ENE
5
E
10
S
10
SSW
20
SW
20
WSW
5
SW
15
NE
5
E
5
S
5
SSE
10
SE
5
ENE
5
NNE
Wind State
glassy
cross-off
cross-on
cross-on
glassy
off
off
off
off
glassy
cross-on
cross-on
on
cross-on
on
off
cross-off
glassy
glassy
cross
glassy
cross-off
High Tide
2:07PM1.08m
2:17AM1.21m
2:28PM1.08m
2:50AM1.19m
2:52PM1.06m
Low Tide
8:39AM0.06m
8:45PM0.14m
9:11AM0.13m
9:12PM0.12m
9:41AM0.22m
cloud
part cloud
clear
clear
rain showers
cloud
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
light rain
part cloud
part cloud
part cloud
part cloud
cloud
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
—
—
—
—
—
—
5:26
—
—
—
—
—
—
—
5:26
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
5:58
—
—
—
—
—
—
—
5:59
—
—
—
—
—
—
—
5:59
—
—
 mm
—
—
—
—
1
—
—
—
—
—
—
1
2
4
3
—
—
—
—
—
2
—
Temp °C
22
23
24
23
23
22
23
22
23
24
24
23
23
23
22
22
22
22
22
23
22
22
Feels °C
25
26
27
24
27
25
25
24
25
27
26
25
24
23
25
23
25
25
25
25
25
25
  • 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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