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 25 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
21.9° C
0.9° 

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 (25 Jul):

  • Morning surf: Morning surf (25 Jul, local time) - 4.5ft (1.4m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (25 Jul, local time) - 4.5ft (1.4m), 10s period with S swell.
  • Evening surf: Evening surf (25 Jul, local time) - 4.5ft (1.4m), 9s period with SSE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 4PM is: 1.4m 10s primary swell from a South direction (forecast issued at 08:00am July 25). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (25 Jul)4.5ft (1.4m)10s
Afternoon (25 Jul)4.5ft (1.4m)10s
Evening (25 Jul)4.5ft (1.4m)9s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Mon morning, min 19°C on Sat night). Wind will be generally light.

Saturday
25
Sunday
26
Monday
27
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)
1
2
1
0
1
1
2
2
2
3
2
2
3
3
2
2
2
2
2
2
2
2
Wave
Height (m)
Direction
Period (s)
1.4
S
10
1.4
S
10
1.4
S
10
1.4
S
10
1.4
S
10
1.4
SSE
9
1.3
SSE
9
1.2
SSE
9
1.2
SSE
9
0.9
S
14
0.9
S
13
1
S
13
1.1
S
13
1.1
S
12
1
S
12
1
S
12
0.9
S
12
0.8
S
12
0.8
S
11
0.8
S
11
0.7
S
11
0.7
S
12
Wave Graph
Metric surfscale
Energy kJ
354
363
363
361
354
355
295
248
222
320
281
336
395
368
285
280
220
171
166
160
121
130
Wind (km/h)
5
NW
5
NE
10
SSE
15
S
10
S
5
SW
5
WSW
5
WSW
5
WNW
0
NE
15
ESE
15
SE
15
E
15
ENE
15
NE
15
NE
5
NE
5
ENE
10
ESE
15
E
10
ENE
10
ENE
Wind State
cross
glassy
cross
cross-on
cross-on
on
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
off
off
off
glassy
cross-off
cross-off
off
off
High Tide
1:17PM0.92m
00:33AM0.81m
1:49PM0.99m
1:12AM0.88m
2:18PM1.05m
Low Tide
6:19AM0.28m
7:16PM0.46m
7:09AM0.20m
7:54PM0.41m
7:50AM0.12m
8:26PM0.36m
cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:31
5:31
 mm
Temp °C
19
20
20
20
20
20
19
19
19
20
20
20
20
20
19
19
19
20
22
22
21
21
Feels °C
20
22
21
20
21
22
21
21
21
23
20
20
20
20
19
19
20
22
23
22
22
22
  • 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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