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 22 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
22.1° C
1.0° 

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 (22 Jul):

  • Afternoon surf: Afternoon surf (22 Jul, local time) - 2ft (0.6m), 10s period with SW swell.
  • Evening surf: Evening surf (22 Jul, local time) - 2.5ft (0.8m), 5s period with WSW swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 10PM is: 0.4m 9s primary swell from a South-southwest direction and 0.6m 5s secondary swell from a Southwest direction, 0.8m 5s secondary swell from a West-southwest direction (forecast issued at 02:00pm July 22). An open ocean swell of 0.7m 8s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (22 Jul)--
Afternoon (22 Jul)2ft (0.6m)10s
Evening (22 Jul)2.5ft (0.8m)5s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Fri night. Warm (max 23°C on Thu morning, min 19°C on Fri night). Winds decreasing (fresh winds from the SSW on Wed afternoon, calm by Thu night).

Wed
22
Thursday
23
Friday
24
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
Wave
Height (m)
Direction
Period (s)
0.3
SSW
10
0.6
SW
10
0.7
SW
4
0.8
WSW
5
0.4
SSW
9
0.4
SSW
9
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.4
SSW
8
0.5
S
8
0.6
S
9
0.7
S
9
0.9
SSW
9
Wave Graph
Metric surfscale
Energy kJ
19
60
17
28
27
25
24
23
22
13
13
12
11
11
12
22
36
54
78
132
Wind (km/h)
10
NE
30
SSW
20
SW
5
WSW
10
NNE
10
NE
20
SW
5
W
10
E
15
SE
5
SSE
0
W
10
W
10
WSW
5
SSW
10
SW
5
WSW
10
SSE
5
ENE
10
NW
Wind State
off
on
on
on
cross-off
off
on
cross-on
cross-off
cross
glassy
glassy
cross-on
cross-on
on
on
glassy
cross-on
glassy
cross
High Tide
7:50PM0.74m
11:15AM0.76m
9:38PM0.70m
12:37PM0.84m
Low Tide
3:24PM0.54m
3:51AM0.41m
4:59PM0.56m
5:12AM0.36m
6:23PM0.52m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:30
 mm
1
3
Temp °C
29
22
20
20
20
20
20
20
23
22
21
21
20
20
20
21
21
21
20
20
Feels °C
27
19
19
22
21
20
19
22
24
22
23
24
21
21
22
22
24
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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