Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 2.5ft (0.7m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 1.5ft (0.4m), 6s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 1ft (0.3m), 7s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 6AM is: 0.6m 9s primary swell from a East-southeast direction and 0.4m 5s secondary swell from a Southwest direction (forecast issued at 02:00am August 31). The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 2.5ft (0.7m) | 8s |
| Afternoon (31 Aug) | 1.5ft (0.4m) | 6s |
| Evening (31 Aug) | 1ft (0.3m) | 7s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Warm (max 23°C on Mon morning, min 17°C on Wed night). Winds increasing (calm on Mon night, fresh winds from the SW by Tue night). | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Wave Height (m) Direction Period (s) | SSE 9 | SSE 9 | ESE 9 | ESE 8 | ESE 8 | SW 6 | SSW 6 | S 7 | ESE 5 | S 7 | S 8 | SW 6 | SW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | S 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 9 | 9 | 64 | 73 | 72 | 8 | 6 | 8 | 18 | 14 | 18 | 209 | 253 | 140 | 107 | 70 | 44 | 54 | 114 | 127 | 114 | 125 | 135 | 138 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | off | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | on | on | on | glassy | glassy | cross | cross | on | on | on | on | on | on | on |
High Tide | 3:53AM1.21m | 4:17PM1.06m | 4:29AM1.15m | 4:45PM0.98m | 5:10AM1.05m | 5:16PM0.89m | ||||||||||||||||||
Low Tide | 11:02AM0.12m | 11:09PM0.24m | 11:46AM0.25m | 11:51PM0.28m | 12:41PM0.40m | |||||||||||||||||||
 | |  |  | |  | |  |  | | |  | |  | | | | | | | | | | | |
 | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | 1 | 1 | — | 1 | 1 | — | 2 | — | — | — | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 22 | 23 | 23 | 22 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 23 | 24 | 23 | 25 | 24 | 23 | 24 | 24 | 26 | 26 | 21 | 23 | 20 | 23 | 25 | 22 | 20 | 15 | 17 | 17 | 16 | 16 | 17 | 19 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | ESE 9 | ESE 8 | SW 6 | E 8 | E 8 | E 8 | ESE 5 | ESE 8 | E 8 | E 8 | SW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 7 | S 7 |
| kJ | 69 | 68 | 64 | 73 | 8 | 49 | 48 | 46 | 18 | 99 | 114 | 127 | 253 | 140 | 107 | 70 | 44 | 39 | 38 | 37 | 23 | 23 | 135 | 138 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SW 4 | SW 5 | SW 6 | SE 9 | SW 6 | SSW 6 | SSW 6 | E 8 | S 7 | S 8 | — | E 8 | E 9 | E 9 | E 9 | E 9 | SSE 7 | SSE 9 | SSE 9 | SE 9 | SE 8 | E 9 | E 9 |
| kJ | 9 | 7 | 9 | 11 | 3 | 8 | 6 | 6 | 32 | 14 | 18 | — | 143 | 127 | 103 | 81 | 57 | 9 | 9 | 8 | 13 | 2 | 23 | 23 |
Swell 3 Height (m) Direction Period (s) | SW 6 | SSE 9 | E 8 | SE 9 | SE 9 | S 9 | S 9 | S 7 | SSW 6 | — | — | — | — | WSW 6 | — | SSE 7 | SSE 7 | SSE 9 | SSE 7 | — | SSE 9 | SE 10 | SE 9 | SSE 12 |
| kJ | 1 | 9 | 5 | 3 | 3 | 2 | 2 | 8 | 13 | — | — | — | — | 66 | — | 18 | 9 | 9 | 5 | — | 9 | 4 | 3 | 26 |
Wind waves Height (m) Direction Period (s) | SW 4 | — | — | — | ESE 8 | E 3 | E 4 | E 4 | NE 3 | NNE 3 | N 3 | SW 6 | — | — | — | — | — | SW 6 | SW 6 | SSW 6 | SSW 6 | SSW 6 | — | — |
| kJ | 6 | — | — | — | 72 | 6 | 10 | 18 | 3 | 5 | 5 | 209 | — | — | — | — | — | 54 | 114 | 127 | 114 | 125 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 20 | 0 | 70 | 162 | 158 | 70 | 20 | 63 | 65 | 65 | 20 | 20 | 0 | 0 | 20 | 20 | 97 | 90 | 71 | 498 | 97 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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