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 pm 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
24.0°C
1.8° 

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 Oct):

  • Morning surf: Morning surf (22 Oct, local time) - 3.5ft (1.1m), 10s period with SSE swell.
  • Afternoon surf: Afternoon surf (22 Oct, local time) - 3.5ft (1.1m), 10s period with SSE swell.
  • Evening surf: Evening surf (22 Oct, local time) - 4ft (1.2m), 10s period with SSE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 5AM is: 1.2m 10s primary swell from a South-southeast direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 08:00pm October 21). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (22 Oct)3.5ft (1.1m)10s
Afternoon (22 Oct)3.5ft (1.1m)10s
Evening (22 Oct)4ft (1.2m)10s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Wed night. Warm (max 26°C on Sat morning, min 20°C on Wed night). Wind will be generally light.

Wed
21
Thursday
22
Friday
23
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
0
1
2
2
2
2
1
1
2
2
2
2
2
2
2
2
1
Wave
Height (m)
Direction
Period (s)
1.2
S
11
1.2
S
11
1.2
S
10
1.2
SSE
10
1.2
SSE
10
1.1
SSE
10
1.1
SSE
10
1.1
SSE
10
1.1
SSE
10
1.2
SSE
10
1.2
SSE
12
1.2
SSE
12
1.2
SSE
11
1.1
SSE
11
1.1
SSE
11
1
SSE
11
1
SSE
11
0.9
SSE
10
Wave Graph
Metric surfscale
Energy kJ
338
332
320
312
306
260
260
260
255
274
368
361
331
270
265
218
214
160
Wind (km/h)
25
E
25
E
25
ENE
10
ENE
15
ENE
15
ENE
15
ENE
20
E
20
E
20
ENE
20
NE
15
ENE
15
NE
5
N
5
E
5
E
5
SE
10
NE
Wind State
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
glassy
glassy
off
High Tide
00:09AM0.96m
12:57PM1.08m
00:40AM1.06m
1:20PM1.11m
Low Tide
6:10PM0.37m
6:20AM0.11m
6:47PM0.28m
7:03AM0.05m
7:23PM0.20m
cloud
cloud
cloud
cloud
light rain
cloud
light rain
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:18
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5:16
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—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:02
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—
—
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6:02
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6:04
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 mm
—
—
—
—
1
—
1
—
—
—
—
—
—
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—
—
—
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Temp °C
21
21
21
20
20
21
20
21
21
21
21
21
21
22
24
25
24
24
Feels °C
19
19
20
21
21
21
21
21
20
20
21
22
21
24
26
28
26
26
  • 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
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