Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (13 Sep):
- Evening surf: Evening surf (13 Sep, local time) - 1.5ft (0.5m), 11s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 12AM is: 0.5m 11s primary swell from a South direction and 0.9m 5s secondary swell from a Southwest direction (forecast issued at 08:00pm September 12). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | - | - |
| Afternoon (13 Sep) | - | - |
| Evening (13 Sep) | 1.5ft (0.5m) | 11s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Mon morning. Warm (max 21°C on Sat night, min 19°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | ||||||||||||||||
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) | S 11 | S 11 | S 11 | SSW 10 | SSW 10 | S 10 | S 7 | S 8 | SSW 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 | SSE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 59 | 58 | 57 | 35 | 33 | 47 | 58 | 212 | 197 | 181 | 183 | 155 | 126 | 120 | 103 | 157 | 161 | 163 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | off | off | glassy | glassy | glassy | on |
High Tide | 3:05PM1.09m | 3:08AM1.22m | 3:27PM1.07m | 3:41AM1.18m | 3:50PM1.04m | |||||||||||||
Low Tide | 9:45PM0.20m | 10:10AM0.12m | 10:10PM0.19m | 10:38AM0.23m | ||||||||||||||
 | |  |  |  | | | | | | | | | |  |  | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | — | — | — | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 3 | 4 | 1 | — | 3 | 2 |
Temp °C | 25 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 20 | 20 |
Feels °C | 26 | 20 | 22 | 21 | 21 | 22 | 21 | 20 | 19 | 19 | 19 | 18 | 20 | 20 | 23 | 24 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | SSW 10 | SSW 5 | SSW 6 | S 7 | S 8 | SSW 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 | SSE 8 |
| kJ | 59 | 58 | 57 | 35 | 14 | 42 | 58 | 212 | 197 | 181 | 183 | 155 | 126 | 120 | 103 | 157 | 161 | 163 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | SSW 10 | S 10 | SW 8 | E 9 | S 15 | S 11 | S 14 | E 8 | E 7 | E 6 | ESE 7 | E 7 | E 6 | ESE 7 |
| kJ | 31 | 19 | 19 | 20 | 33 | 47 | 48 | 39 | 4 | 9 | 16 | 42 | 37 | 86 | 73 | 94 | 84 | 75 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 8 | ESE 8 | S 9 | — | — | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 |
| kJ | 12 | 12 | 12 | 12 | 22 | 22 | 43 | — | — | 4 | 16 | 16 | 32 | 55 | 55 | 73 | 102 | 102 |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | SW 5 | SW 5 | — | — | — | — | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | — | — | E 7 | — | — |
| kJ | 4 | 29 | 38 | 23 | — | — | — | — | 42 | 77 | 69 | 39 | 42 | — | — | 123 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 20 | 97 | 20 | 20 | 20 | 59 | 59 | 59 | 58 | 59 | 59 | 58 | 0 | 0 | 0 | 0 | 0 | 20 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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