Lopes Mendes (Ilha Grande) surf break

Lopes Mendes (Ilha Grande) surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 8 pm Monday 28 Jul 2025 -03
Forecast update in 19 min 00 s Forecast update imminent
Lopes Mendes (Ilha Grande) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lopes Mendes (Ilha Grande) sea temperature is
70.7°F
(Which is slightly warmer than usual)


How big are the waves at Lopes Mendes (Ilha Grande) today?

The current surf forecast for Lopes Mendes (Ilha Grande) at 12AM is: 2ft 12s primary swell from a South-southeast direction and 3ft 4s secondary swell from a Southwest direction (forecast issued at 08:00pm July 28). An open ocean swell of 2ft 8s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (29 Jul)11ft (3.5m)9s
Afternoon (29 Jul)11ft (3.5m)14s
Evening (29 Jul)11ft (3.5m)14s

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

Updates in 19 min 00 s Forecast update imminent
Mon
28
Tuesday
29
Wednesday
30
Thursday
31
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
Wave Height (ft) & direction (?)
2.5
SSE
2.5
SSE
2
SSE
7.5
SW
10
SW
11
SSW
11
SSW
11
SSW
11
SSW
11
S
11
S
11
S
11
S
11
S
11
S
11
S
11
S
11
S
10
S
10
S
10
S
8
S
8
S
8
S
Period(s) (?)121212689111414141414141414141413131313131313
Wave
Graph
(?)Metric surfscale
Energy (?)1671601604739941730281948375241541452124933482846884663445741353834355530782843244622351974
Wind
(mph)
10
NNE
5
SW
15
SW
25
SW
30
SW
25
SW
20
SW
20
SW
15
SW
15
SW
10
SW
15
SW
10
WSW
10
WSW
10
WSW
10
SW
10
SW
10
SW
5
WSW
5
WSW
5
NW
5
NNW
5
NE
5
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
ononononononononononononcross-
on
onononononglasscrosscross-
off
glasscross-
off
High Tide
/ height (ft)
4:46PM
3.28
4:36AM
3.61
5:13PM
3.15
5:13AM
3.38
5:42PM
2.99
5:54AM
3.12
Low Tide
/ height (ft)
11:25PM
1.25
11:50AM
0.62
11:55PM
1.28
12:24PM
0.98
12:30AM
1.31
1:03PM
1.31
Mon
28
Tuesday
29
Wednesday
30
Thursday
31
Sunrise-----6:31-------6:31-------6:31--
Sunset-------5:32-------5:32-------5:34
clearclearpart cloudcloudcloudlight rainpart cloudpart cloudcloudcloudpart cloudclearclearclearpart cloudclearclearclearclearclearpart cloudpart cloudclearclear
Rain (in)
-----0.0------------------
Temp. °F867772666463646464646463636363646363636161616466
Feels °F (?)827568545048555455555754555757575757615959596463

Hourly Weather Summary

Interested in the full 48 hour detailed forecast? Unlock the full forecast and many more features by becoming a Pro member.

Surf-ForecastSurfPro

Go pro and dive into:

  • checkmarkFull 12 day forecasts
  • checkmarkHourly surf and weather detail
  • checkmark12 day Wavefinder
  • checkmarkCustom surf and wind alerts
  • checkmarkDetailed satellite maps
  • checkmarkAd-free experience
Save 42%
  • Map Icons:
  • Break
  • Live Wave Height (ft)
  • Live Wind Speed (mph)
  • Surf Rating (10 Max)
  • Ocean Swells (ft)
  • Wind Speed (mph)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Rio de Janeiro

  1. weather stationWind Update Light wind has turned cross-on at Lopes Mendes (Ilha Grande) (light winds from the SSW at ASCATC316E24S 24 miles from Lopes Mendes (Ilha Grande)). 2ft 12s groundswell from the SSE with a 1ft 13s groundswell from the S and a 1ft 2s local chop from the SW. 3 swells combining to make bigger set waves.

    Lopes Mendes (Ilha Grande)
Expand
<
>
View all

38 km away, 1 h 51 min ago

10 mph
SSW
0.0
21.5
Air / Water (°C)
Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lopes Mendes (Ilha Grande) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest
Nearest
Nearest