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 19 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lopes Mendes (Ilha Grande) sea temperature is
24.5°C
2.3° 

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 (19 Oct):

  • Morning surf: Morning surf (19 Oct, local time) - 6ft (1.9m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (19 Oct, local time) - 6ft (1.8m), 11s period with SSW swell.
  • Evening surf: Evening surf (19 Oct, local time) - 6ft (1.8m), 11s period with S swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 4PM is: 1.8m 11s primary swell from a South direction and 0.6m 9s secondary swell from a East-southeast direction (forecast issued at 08:00am October 19). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (19 Oct)6ft (1.9m)11s
Afternoon (19 Oct)6ft (1.8m)11s
Evening (19 Oct)6ft (1.8m)11s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Tue night. Warm (max 21°C on Mon afternoon, min 20°C on Mon morning). Wind will be generally light.

Monday
19
Tuesday
20
Wednesday
21
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)
3
2
2
2
2
3
3
3
3
3
3
3
1
1
1
2
2
2
2
1
1
1
Wave
Height (m)
Direction
Period (s)
2
S
12
1.9
SSW
11
1.9
SSW
11
1.8
SSW
11
1.8
S
11
1.8
S
11
1.7
S
10
1.7
S
10
1.6
S
10
1.6
S
10
1.6
S
10
1.6
S
10
1.5
S
10
1.5
S
10
1.4
S
10
1.3
S
10
1.3
SSE
10
1.3
SSE
10
1.4
SSE
10
1.2
S
11
1.2
S
11
1.2
S
11
Wave Graph
Metric surfscale
Energy kJ
1098
894
878
792
748
734
608
575
500
510
524
535
459
452
384
325
335
335
400
345
345
332
Wind (km/h)
10
SSW
10
SW
10
SSW
5
S
5
S
5
SSE
5
ENE
5
E
10
ENE
10
E
10
ESE
15
ESE
15
ESE
15
E
15
ENE
15
ENE
15
NE
10
ENE
15
ENE
15
E
25
E
25
ENE
Wind State
on
on
on
cross-on
cross-on
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
High Tide
11:41AM0.85m
10:49PM0.74m
12:08PM0.94m
11:35PM0.85m
12:34PM1.02m
Low Tide
3:25AM0.37m
4:34PM0.56m
4:39AM0.29m
5:28PM0.47m
5:34AM0.20m
6:10PM0.37m
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
part cloud
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
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5:20
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—
—
—
—
—
—
5:18
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—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:01
—
—
—
—
—
—
—
6:01
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—
—
—
—
—
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6:02
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 mm
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
1
Temp °C
20
20
20
20
21
20
20
20
20
20
20
21
21
21
20
20
20
20
21
21
21
21
Feels °C
20
20
20
20
21
21
21
21
20
21
20
20
20
20
19
20
20
20
21
21
20
20
  • 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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