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 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
22.0° C
0.7° 

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 (13 Jul):

  • Morning surf: Morning surf (13 Jul, local time) - 6.5ft (2.0m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (13 Jul, local time) - 7ft (2.1m), 9s period with SSW swell.
  • Evening surf: Evening surf (13 Jul, local time) - 7ft (2.2m), 9s period with SSW swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 3PM is: 2.1m 9s primary swell from a South-southwest direction and 0.5m 12s secondary swell from a South direction, 0.4m 11s secondary swell from a Southeast direction (forecast issued at 08:00am July 13). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (13 Jul)6.5ft (2.0m)9s
Afternoon (13 Jul)7ft (2.1m)9s
Evening (13 Jul)7ft (2.2m)9s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Wed afternoon, min 17°C on Mon night). Winds decreasing (fresh winds from the SW on Mon afternoon, calm by Tue afternoon).

Monday
13
Tuesday
14
Wednesday
15
Thu
16
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
Rating
(10 max)
0
0
0
0
0
0
0
0
1
1
2
2
3
3
3
3
3
3
2
0
0
2
3
2
Wave
Height (m)
Direction
Period (s)
2
SSW
8
2
SSW
9
2
SSW
9
2.1
SSW
9
2.2
SSW
9
2.2
SSW
9
2.1
SSW
9
2.1
SSW
9
1.4
SSE
9
1.8
S
9
1.7
SSE
10
1.7
SSE
10
1.7
SSE
10
1.8
SSE
10
1.7
SSE
10
1.8
SE
10
1.7
SE
10
1.8
SE
10
1.7
SE
10
1.5
SE
10
1.4
SE
10
1.3
SE
10
1.9
SE
10
1.3
SE
11
Wave Graph
Metric surfscale
Energy kJ
547
586
600
660
724
724
660
690
355
549
607
619
634
653
624
663
604
659
615
477
392
348
815
361
Wind (km/h)
25
SW
25
SW
25
SW
30
SW
30
SW
30
SW
25
WSW
20
WSW
15
W
10
W
10
SW
5
S
5
ESE
10
NE
15
NE
15
NE
20
NE
20
NE
20
ENE
25
E
30
E
25
ENE
15
NE
15
NE
Wind State
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
glassy
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
High Tide
3:00PM1.15m
1:57AM0.94m
3:32PM1.13m
2:31AM1.02m
3:58PM1.09m
Low Tide
8:23AM-0.01m
9:12PM0.35m
9:10AM-0.07m
9:51PM0.37m
9:54AM-0.09m
10:27PM0.40m
light rain
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
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
6:37
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:27
5:27
5:28
 mm
1
Temp °C
19
19
19
19
19
18
18
17
17
17
18
18
18
18
18
18
17
18
20
21
20
20
19
18
Feels °C
15
15
15
14
14
13
14
14
15
15
17
18
18
17
16
16
14
15
17
17
16
17
17
15
  • 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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