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Lopes Mendes (Ilha Grande) Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts:
Lopes Mendes (Ilha Grande) surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Saturday 25 Apr 2026 -03Forecast update in hr min 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
24.1° C
(Which is slightly cooler than normal)How big are the waves at Lopes Mendes (Ilha Grande) today?
The current surf forecast for Lopes Mendes (Ilha Grande) at 2AM is: 0.5m 11s primary swell from a South direction (forecast issued at 08:00pm April 25). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | 2ft (0.6m) | 10s |
| Afternoon (26 Apr) | 1.5ft (0.5m) | 10s |
| Evening (26 Apr) | 2ft (0.6m) | 10s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Sun morning, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tuesday 28 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | SW 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | SSW 9 | SSW 9 | SW 5 | SSW 5 | SSW 6 | SSW 6 | S 5 | S 5 | S 5 | S 5 | |
39 | 61 | 59 | 57 | 52 | 71 | 24 | 54 | 74 | 71 | 70 | 48 | 47 | 42 | 26 | 29 | 17 | 33 | 34 | 34 | 34 | 27 | 45 | 34 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | glassy | off | cross-off | cross-off | cross | on | on | on | on | on | cross-on | cross-on | glassy | glassy | cross | cross | |
High Tide | 00:49AM0.94m | 11:38AM0.84m | 1:01AM0.96m | 12:10PM0.94m | 1:04AM0.98m | 12:42PM1.03m | ||||||||||||||||||
Low Tide | 4:59PM0.24m | 5:47AM0.51m | 5:56PM0.19m | 6:27AM0.41m | 6:42PM0.16m | 7:03AM0.31m | ||||||||||||||||||
 | | | | |  | | | | | | | | | | |  | | | |  |  | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — |
 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:31 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 |
27 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 26 | 27 | 24 | 24 | 27 | 27 | 27 | 25 | 25 | 27 | 28 | 27 | 26 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | E 7 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | SSW 9 | SSW 9 | E 8 | SSW 5 | SSW 6 | SSW 6 | SSW 5 | S 5 | S 5 | SE 9 |
 kJ | 39 | 61 | 59 | 57 | 52 | 71 | 16 | 54 | 74 | 71 | 70 | 48 | 47 | 42 | 26 | 26 | 18 | 33 | 34 | 34 | 22 | 27 | 45 | 21 |
Swell 2 Height (m) Direction Period (s) | E 5 | E 6 | E 7 | E 7 | E 7 | E 7 | SW 9 | E 7 | E 7 | E 8 | E 7 | E 8 | E 8 | SSW 7 | E 8 | E 8 | SSW 6 | E 7 | E 7 | E 7 | E 8 | E 7 | E 8 | E 8 |
| kJ | 9 | 11 | 17 | 17 | 17 | 17 | 20 | 16 | 17 | 18 | 17 | 18 | 18 | 9 | 10 | 10 | 7 | 24 | 27 | 28 | 29 | 17 | 18 | 10 |
Swell 3 Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | S 12 | SSW 8 | SE 7 | SE 6 | SE 6 | SE 6 | ESE 6 | E 8 | SSE 11 | SSE 11 | SSW 9 | SSW 9 | SSE 10 | SSE 10 | SSE 10 | SE 8 | SE 9 | SSE 10 |
| kJ | 12 | 12 | 12 | 12 | 12 | 7 | 24 | 14 | 7 | 6 | 1 | 2 | 4 | 10 | 12 | 11 | 16 | 15 | 21 | 20 | 20 | 18 | 21 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | N 2 | N 3 | N 3 | — | — | — | — | — | — | — | SW 4 | SW 4 | SW 5 | — | — | — | S 5 | — | — | S 5 |
| kJ | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | 15 | 29 | 17 | — | — | — | 34 | — | — | 34 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 0 | 0 | 0 | 0 | 0 | 63 | 59 | 0 | 0 | 0 | 63 | 20 | 20 | 65 | 206 | 65 | 20 | 20 | 20 | 0 | 20 | 162 | 148 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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