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 am 11 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 (11 Oct):

  • Morning surf: Morning surf (11 Oct, local time) - 1.5ft (0.4m), 7s period with SE swell.
  • Afternoon surf: Afternoon surf (11 Oct, local time) - 1.5ft (0.4m), 7s period with SE swell.
  • Evening surf: Evening surf (11 Oct, local time) - 0.5ft (0.2m), 11s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 6AM is: 0.4m 7s primary swell from a Southeast direction (forecast issued at 02:00am October 11). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (-03) & DateWave HeightWave Period
Morning (11 Oct)1.5ft (0.4m)7s
Afternoon (11 Oct)1.5ft (0.4m)7s
Evening (11 Oct)0.5ft (0.2m)11s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Tue night. Warm (max 25°C on Tue afternoon, min 21°C on Tue night). Wind will be generally light.

Sunday
11
Monday
12
Tuesday
13
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
Wave
Height (m)
Direction
Period (s)
0.6
SE
8
0.4
SE
9
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.3
SE
7
0.2
S
11
0.2
SSW
10
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
0.3
S
12
0.5
SSW
8
0.5
SSW
8
0.4
S
11
0.5
S
11
0.5
S
11
0.5
S
11
0.6
S
11
Wave Graph
Metric surfscale
Energy kJ
35
27
19
19
19
13
9
10
10
8
15
14
22
22
25
24
27
33
33
40
58
55
55
82
Wind (km/h)
5
N
5
NNE
10
ENE
5
S
10
SSW
10
SSW
15
SW
15
WSW
15
WNW
10
NNW
5
S
10
E
10
SE
10
SE
5
SE
10
NNE
20
ENE
15
ENE
20
SW
20
WSW
5
WSW
5
NE
20
NE
15
ENE
Wind State
cross-off
off
off
cross-on
cross-on
cross-on
on
cross-on
cross
cross-off
glassy
cross-off
cross
cross
cross
cross-off
off
off
on
on
on
glassy
off
cross-off
High Tide
2:28PM1.08m
2:50AM1.19m
2:52PM1.06m
3:22AM1.15m
3:17PM1.03m
Low Tide
9:11AM0.13m
9:12PM0.12m
9:41AM0.22m
9:38PM0.11m
10:09AM0.31m
part cloud
cloud
part cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
cloud
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
clear
cloud
cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:26
—
—
—
—
—
—
—
5:26
—
—
—
—
—
—
—
5:26
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
5:59
—
—
—
—
—
—
—
5:59
—
—
—
—
—
—
—
5:59
—
—
 mm
—
—
—
—
—
1
1
1
3
1
—
—
—
1
3
1
—
—
—
—
—
—
—
—
Temp °C
23
23
23
24
23
23
23
23
22
22
22
22
23
23
22
22
22
22
22
22
23
24
25
23
Feels °C
26
26
25
27
25
26
25
25
24
24
25
24
25
25
25
25
22
23
22
22
25
27
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)
Map placeholder
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