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 11 Nov 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
24.4°C
1.4° 

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 Nov):

  • Morning surf: Morning surf (11 Nov, local time) - 3ft (0.9m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (11 Nov, local time) - 3ft (0.9m), 8s period with SSE swell.
  • Evening surf: Evening surf (11 Nov, local time) - 4.5ft (1.4m), 7s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 12PM is: 0.7m 8s primary swell from a South-southeast direction and 0.6m 9s secondary swell from a South direction (forecast issued at 08:00am November 11). An open ocean swell of 1.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (11 Nov)3ft (0.9m)9s
Afternoon (11 Nov)3ft (0.9m)8s
Evening (11 Nov)4.5ft (1.4m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Thu night. Warm (max 25°C on Thu morning, min 22°C on Wed morning). Wind will be generally light.

Wednesday
11
Thursday
12
Friday
13
Sat
14
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
12 AM
3 AM
6 AM
Rating
(10 max)
2
2
0
0
0
1
2
2
3
2
1
1
1
1
2
0
2
0
0
0
0
0
0
0
1
Wave
Height (m)
Direction
Period (s)
0.9
SSE
9
0.9
SSE
9
0.7
SSE
8
0.9
SSE
8
0.8
SSE
8
1.4
SE
7
1.6
ESE
7
1.5
ESE
7
1.7
ESE
7
1.4
ESE
8
1.4
ESE
8
1.5
ESE
8
1.4
ESE
8
1.6
ESE
8
1.6
ESE
8
0.4
SE
10
1.2
ESE
7
1.1
ESE
7
1
ESE
7
0.9
ESE
7
0.9
ESE
7
0.9
ESE
7
0.8
ESE
7
0.8
ESE
7
0.9
ESE
7
Wave Graph
Metric surfscale
Energy kJ
129
126
61
125
94
217
244
236
327
226
232
244
204
276
266
24
164
136
114
94
91
72
65
65
74
Wind (km/h)
15
NE
20
ENE
25
ESE
20
E
25
E
25
ENE
15
NE
10
NE
10
NNE
10
ENE
20
ESE
15
ESE
10
NW
10
NW
15
NE
5
N
0
WNW
10
WSW
20
SSW
15
SW
15
SW
10
W
10
WSW
5
WNW
5
N
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross
cross
off
cross-off
glassy
cross-on
on
on
on
cross-on
cross-on
cross-on
glassy
High Tide
3:12AM1.10m
2:55PM1.00m
3:46AM1.05m
3:25PM0.98m
4:22AM0.99m
3:58PM0.95m
5:01AM0.92m
Low Tide
9:55AM0.37m
9:51PM0.11m
10:28AM0.43m
10:26PM0.15m
11:06AM0.49m
11:11PM0.21m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
—
—
—
—
—
—
5:05
—
—
—
—
—
—
—
5:05
—
—
—
—
—
—
—
5:03
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:15
—
—
—
—
—
—
—
6:15
—
—
—
—
—
—
—
6:15
—
—
—
6:16
 mm
—
—
—
—
—
—
—
—
—
—
—
—
2
4
—
—
—
—
—
—
—
—
—
—
—
Temp °C
20
22
22
23
22
22
22
22
22
23
25
24
23
22
23
23
22
23
24
23
23
22
22
22
22
Feels °C
19
21
20
22
20
21
22
23
24
24
25
25
25
24
24
25
25
25
25
24
25
24
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)
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