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 15 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
21.9° C
0.6° 

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 (15 Jul):

  • Afternoon surf: Afternoon surf (15 Jul, local time) - 5ft (1.6m), 10s period with SE swell.
  • Evening surf: Evening surf (15 Jul, local time) - 4.5ft (1.4m), 10s period with SE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 8PM is: 1.4m 10s primary swell from a Southeast direction and 0.3m 11s secondary swell from a South direction (forecast issued at 02:00pm July 15). An open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (15 Jul)--
Afternoon (15 Jul)5ft (1.6m)10s
Evening (15 Jul)4.5ft (1.4m)10s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Fri afternoon, min 17°C on Wed night). Wind will be generally light.

Wed
15
Thursday
16
Friday
17
Sat
18
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
9 AM
Rating
(10 max)
2
1
0
2
2
3
2
2
3
2
1
2
2
1
1
0
1
0
0
1
1
1
0
0
Wave
Height (m)
Direction
Period (s)
1.7
SE
10
1.6
SE
10
1.4
SE
10
1.4
SE
10
1.3
SE
10
1.7
SE
10
1.3
SE
10
1.3
SE
10
1.5
ESE
10
1.5
ESE
10
1.2
SE
10
1.1
SE
11
1.1
SE
10
1
SE
10
1
SE
10
0.9
SE
10
0.8
SE
10
0.8
SE
10
0.8
SE
10
0.7
SE
10
0.7
SE
10
0.7
SE
10
0.6
SE
10
0.6
SE
10
Wave Graph
Metric surfscale
Energy kJ
615
530
420
377
335
616
341
341
494
494
313
249
244
208
208
177
150
150
150
102
100
98
80
77
Wind (km/h)
20
E
25
E
30
E
25
ENE
15
NE
15
NNE
15
NNE
15
NNE
10
ENE
20
E
20
ENE
15
NE
15
NNE
20
NNE
20
NNE
20
NNE
15
NE
20
E
25
ENE
15
NNE
20
NNE
20
NNE
20
NNE
20
NNE
Wind State
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
off
cross-off
cross-off
High Tide
3:58PM1.09m
3:06AM1.08m
4:22PM1.04m
3:43AM1.11m
4:47PM0.98m
4:21AM1.11m
Low Tide
9:54AM-0.09m
10:27PM0.40m
10:36AM-0.06m
11:00PM0.42m
11:17AM0.01m
11:33PM0.43m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:37
6:37
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:28
5:28
5:28
 mm
Temp °C
20
20
20
19
18
18
17
18
21
24
22
21
20
19
19
20
24
26
24
23
22
21
20
20
Feels °C
16
16
16
15
16
16
15
16
19
21
19
18
17
16
16
17
21
22
20
20
18
17
16
17
  • 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
How to use the Wavefinder 

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