
Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (07 Sep):
- Morning surf: Morning surf (07 Sep, local time) - 8ft (2.5m), 11s period with S swell.
- Afternoon surf: Afternoon surf (07 Sep, local time) - 6.5ft (2.0m), 10s period with S swell.
- Evening surf: Evening surf (07 Sep, local time) - 6ft (1.8m), 10s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 3AM is: 2.4m 9s primary swell from a South direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 08:00pm September 06). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | 8ft (2.5m) | 11s |
| Afternoon (07 Sep) | 6.5ft (2.0m) | 10s |
| Evening (07 Sep) | 6ft (1.8m) | 10s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Wed afternoon. Warm (max 21°C on Wed afternoon, min 16°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 6 | Monday 7 | Tuesday 8 | ||||||||||||||||
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 7 | S 7 | S 9 | S 9 | S 10 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 |
Wave Graph | ||||||||||||||||||
278 | 287 | 656 | 984 | 1283 | 1386 | 1055 | 808 | 701 | 625 | 674 | 696 | 461 | 347 | 432 | 432 | 352 | 347 | |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | cross-off | off | off | off | off | off | off | cross-off | cross-off | off |
High Tide | 00:37AM0.76m | 1:48PM1.10m | 00:51AM0.88m | 2:11PM1.12m | ||||||||||||||
Low Tide | 6:33PM0.48m | 6:21AM0.13m | 7:14PM0.41m | 7:11AM0.02m | 7:48PM0.35m | |||||||||||||
— | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | |
— | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — | |
mm | 3 | 3 | 5 | 2 | 2 | 2 | 2 | 3 | 2 | — | — | — | 1 | 1 | — | — | — | — |
Temp °C | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 19 | 20 | 20 | 20 |
Feels °C | 15 | 15 | 13 | 14 | 15 | 16 | 17 | 17 | 16 | 15 | 15 | 15 | 16 | 17 | 19 | 21 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | S 7 | ESE 8 | S 9 | S 10 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 |
21 | 287 | 12 | 984 | 1283 | 1386 | 1055 | 808 | 701 | 625 | 674 | 696 | 461 | 347 | 432 | 432 | 352 | 347 | |
Swell 2 Height (m) Direction Period (s) | S 13 | ESE 8 | — | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 8 | ESE 8 | SE 6 | ESE 7 | ESE 7 | SSW 10 | ESE 7 | ESE 7 |
14 | 21 | — | 13 | 11 | 12 | 12 | 12 | 13 | 6 | 6 | 13 | 97 | 123 | 142 | 125 | 136 | 136 | |
Swell 3 Height (m) Direction Period (s) | SE 11 | S 13 | — | — | — | — | — | — | — | — | E 8 | S 18 | S 18 | S 12 | S 18 | S 16 | S 16 | S 16 |
4 | 14 | — | — | — | — | — | — | — | — | 12 | 6 | 6 | 112 | 6 | 5 | 5 | 5 | |
Wind waves Height (m) Direction Period (s) | S 7 | — | S 9 | — | — | — | — | — | — | — | — | — | — | NNE 2 | — | ESE 7 | — | ESE 7 |
278 | — | 656 | — | — | — | — | — | — | — | — | — | — | 1 | — | 136 | — | 198 | |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 97 | 644 | 97 | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)



