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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 Sunday 24 May 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
23.3° C
(Which is normal for this time of year)How big are the waves at Lopes Mendes (Ilha Grande) today?
The current surf forecast for Lopes Mendes (Ilha Grande) at 5AM is: 1.1m 11s primary swell from a South direction (forecast issued at 08:00pm May 24). An open ocean swell of 0.1m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 3.5ft (1.1m) | 11s |
| Afternoon (25 May) | 3.5ft (1.1m) | 10s |
| Evening (25 May) | 2.5ft (0.8m) | 18s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Wed afternoon. Warm (max 23°C on Wed morning, min 21°C on Sun night). Winds increasing (calm on Tue night, fresh winds from the SW by Wed afternoon). | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||||||||
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 | |
S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 9 | SSE 18 | S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | SSE 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 5 | |
373 | 342 | 277 | 277 | 272 | 267 | 249 | 231 | 256 | 408 | 800 | 1004 | 1927 | 1225 | 1504 | 1225 | 1016 | 1057 | 726 | 493 | 407 | 336 | 273 | 147 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | cross-on | on | on | on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | off | off | cross-off | cross-off | cross-off | off | glassy | cross-off | glassy | on | on | on | |
High Tide | 11:49PM0.83m | 10:20AM0.83m | 11:52PM0.86m | 11:32AM0.90m | 00:04AM0.89m | 12:19PM0.96m | ||||||||||||||||||
Low Tide | 4:12PM0.30m | 4:47AM0.50m | 5:12PM0.30m | 5:38AM0.41m | 6:05PM0.30m | 6:23AM0.31m | ||||||||||||||||||
 |  | | | |  | |  |  | | |  | |  | | | | |  | | |  | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — |
 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:19 |
1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 21 |
23 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 24 | 24 | 23 | 20 | 17 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 9 | S 8 | S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | SSE 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SE 8 |
 kJ | 373 | 342 | 277 | 277 | 272 | 267 | 249 | 231 | 256 | 133 | 800 | 1004 | 1927 | 1225 | 1504 | 1225 | 1016 | 1057 | 726 | 493 | 407 | 336 | 273 | 21 |
Swell 2 Height (m) Direction Period (s) | ESE 5 | ESE 5 | E 5 | E 8 | E 8 | E 8 | E 5 | SSE 19 | S 18 | SSE 18 | S 9 | S 10 | SSE 8 | SSE 8 | E 8 | SE 12 | SE 12 | E 8 | E 5 | E 5 | E 5 | SE 8 | SE 8 | E 8 |
| kJ | 9 | 5 | 4 | 1 | 1 | 1 | 2 | 72 | 167 | 408 | 180 | 306 | 212 | 149 | 5 | 6 | 6 | 5 | 22 | 17 | 12 | 32 | 28 | 18 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 5 | E 4 | S 10 | S 10 | — | E 12 | E 12 | SE 12 | SE 12 | — | SE 12 | E 8 | SSE 7 | SE 8 | E 5 | E 8 | E 8 |
| kJ | 1 | 1 | 1 | 5 | 5 | 5 | 1 | 2 | 2 | 96 | 74 | — | 12 | 11 | 6 | 6 | — | 5 | 5 | 37 | 28 | 7 | 19 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 7 | — | — | E 8 | ENE 8 | ENE 8 | E 4 | E 4 | E 4 | E 5 | — | — | — | SW 4 | SSW 5 |
| kJ | — | — | — | — | — | — | — | — | — | 9 | — | — | 11 | 12 | 11 | 9 | 21 | 30 | 36 | — | — | — | 16 | 147 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 0 | 20 | 20 | 20 | 20 | 20 | 154 | 59 | 0 | 0 | 0 | 0 | 0 | 0 | 59 | 58 | 0 | 0 | 0 | 0 | 63 | 215 | 97 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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