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 14 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 (14 Jul):

  • Afternoon surf: Afternoon surf (14 Jul, local time) - 6ft (1.8m), 10s period with SSE swell.
  • Evening surf: Evening surf (14 Jul, local time) - 6ft (1.8m), 10s period with SSE swell.

The current surf forecast for Lopes Mendes (Ilha Grande) at 10PM is: 1.8m 10s primary swell from a South-southeast direction and 0.5m 7s secondary swell from a Southwest direction (forecast issued at 02:00pm July 14). The wind direction is predicted to be offshore and the swell rating is 3.

Time (-03) & DateWave HeightWave Period
Morning (14 Jul)--
Afternoon (14 Jul)6ft (1.8m)10s
Evening (14 Jul)6ft (1.8m)10s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Thu afternoon, min 17°C on Tue night). Winds increasing (calm on Tue afternoon, fresh winds from the E by Wed afternoon).

Tue
14
Wednesday
15
Thursday
16
Fri
17
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
6 AM
9 AM
Rating
(10 max)
2
2
3
3
3
3
3
3
2
1
0
2
2
3
2
2
4
3
1
3
1
1
1
0
Wave
Height (m)
Direction
Period (s)
1.7
SSE
10
1.8
SSE
10
1.7
SSE
10
1.8
SSE
10
1.7
SSE
10
1.8
SE
10
1.8
SE
10
1.8
SE
10
1.6
SE
10
1.6
SE
10
1.4
SE
10
1.4
SE
10
1.4
SE
10
1.8
SE
10
1.3
SE
10
1.3
SE
10
1.8
ESE
10
1.5
ESE
10
1.3
SE
10
1.6
ESE
11
1.1
SE
10
1
SE
10
1
SE
10
0.9
SE
10
Wave Graph
Metric surfscale
Energy kJ
607
689
634
653
624
663
676
672
530
530
433
377
377
676
341
341
703
494
391
573
244
204
208
180
Wind (km/h)
10
SW
10
S
5
E
10
NE
15
NE
15
NE
15
NE
20
NE
20
ENE
25
E
30
E
25
ENE
20
NE
15
NNE
15
NNE
15
NNE
10
NE
15
E
25
ENE
15
NNE
15
NNE
20
NNE
20
NNE
25
NNE
Wind State
on
cross-on
glassy
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
High Tide
3:32PM1.13m
2:31AM1.02m
3:58PM1.09m
3:06AM1.08m
4:22PM1.04m
3:43AM1.11m
Low Tide
9:10AM-0.07m
9:51PM0.37m
9:54AM-0.09m
10:27PM0.40m
10:36AM-0.06m
11:00PM0.42m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
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
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:27
5:28
5:28
 mm
Temp °C
18
18
18
19
19
18
17
18
20
20
20
19
18
18
17
18
21
25
22
21
20
19
19
20
Feels °C
17
17
18
18
17
16
14
14
16
16
15
15
15
16
15
16
19
23
19
18
17
16
15
16
  • 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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