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 08 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
23.6°C
1.8° 

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 (08 Oct):

  • Afternoon surf: Afternoon surf (08 Oct, local time) - 4.5ft (1.3m), 9s period with SSE swell.
  • Evening surf: Evening surf (08 Oct, local time) - 3.5ft (1.1m), 8s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 8PM is: 1.1m 8s primary swell from a Southeast direction and 0.6m 9s secondary swell from a South direction (forecast issued at 02:00pm October 08). The wind direction is predicted to be glassy and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (08 Oct)--
Afternoon (08 Oct)4.5ft (1.3m)9s
Evening (08 Oct)3.5ft (1.1m)8s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat afternoon. Warm (max 24°C on Sat night, min 21°C on Thu afternoon). Wind will be generally light.

Thu
8
Friday
9
Saturday
10
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
2
2
2
2
2
2
0
2
2
2
1
0
0
0
0
0
0
0
Wave
Height (m)
Direction
Period (s)
1.2
SSE
9
1.3
SSE
9
1.2
SSE
9
1.1
SE
8
1
SE
8
1.1
SE
8
1.1
SE
9
1.1
SE
9
1.1
SE
9
1.1
SE
9
1.1
SE
9
1
SE
9
1
SE
8
0.9
SE
8
0.8
SE
8
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.4
SSE
10
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
222
232
212
162
138
160
168
176
199
199
194
142
132
112
93
63
46
39
38
20
Wind (km/h)
10
SSW
10
S
5
SE
5
NE
5
NE
10
NE
10
NE
10
E
20
SE
10
E
5
N
0
ENE
10
NE
15
SW
10
WSW
10
SSW
25
SW
25
SW
10
WSW
15
NNE
Wind State
cross-on
cross-on
glassy
glassy
off
off
off
cross-off
cross
cross-off
glassy
glassy
off
on
on
cross-on
on
on
cross-on
off
High Tide
1:42PM1.07m
1:16AM1.13m
1:51PM1.08m
1:46AM1.19m
2:07PM1.08m
Low Tide
7:47PM0.25m
8:05AM0.02m
8:17PM0.19m
8:39AM0.06m
8:45PM0.14m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
rain showers
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:28
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5:28
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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5:57
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5:58
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5:58
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 mm
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1
1
1
Temp °C
21
21
21
21
21
21
21
23
23
23
23
23
23
22
22
22
22
22
22
22
Feels °C
22
22
23
23
23
23
23
25
24
26
26
27
26
24
24
25
22
22
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)
Map placeholder
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