Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
- Evening surf: Evening surf (10 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 2PM is: 1.1m 12s primary swell from a South direction (forecast issued at 08:00am September 10). An open ocean swell of 0.9m 7s is not directed at the surf break, a second open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 3.5ft (1.1m) | 12s |
| Afternoon (10 Sep) | 3.5ft (1.1m) | 12s |
| Evening (10 Sep) | 3.5ft (1.1m) | 12s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Thu night. Warm (max 26°C on Fri night, min 19°C on Sat night). Winds increasing (calm on Thu night, fresh winds from the WSW by Fri night). | ||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||
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) | S 12 | S 12 | S 12 | S 12 | S 13 | S 12 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SSW 5 | SSW 6 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 347 | 342 | 342 | 359 | 389 | 371 | 401 | 357 | 594 | 546 | 420 | 411 | 319 | 239 | 232 | 180 | 134 | 132 | 89 | 86 | 116 | 146 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | off | on | on | glassy | off | off | off | glassy | cross-off | cross-off | off | off | cross-off | on | glassy | off | cross-on | on | on | cross-on |
High Tide | 2:34PM1.12m | 2:04AM1.19m | 2:47PM1.11m | 2:35AM1.23m | 3:05PM1.09m | |||||||||||||||||
Low Tide | 8:32AM-0.08m | 8:50PM0.25m | 9:07AM-0.05m | 9:18PM0.22m | 9:40AM0.02m | |||||||||||||||||
 |  | |  |  |  |  | | |  | | |  | | |  | | | | | | | |
 | 5:58 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — |
mm | — | — | — | 1 | 5 | 15 | 3 | 1 | 1 | — | — | — | — | — | — | — | 1 | — | — | 1 | 3 | 3 |
Temp °C | 23 | 23 | 24 | 22 | 21 | 21 | 20 | 21 | 22 | 23 | 23 | 24 | 24 | 26 | 26 | 24 | 22 | 23 | 23 | 21 | 20 | 20 |
Feels °C | 27 | 25 | 27 | 23 | 21 | 25 | 20 | 22 | 24 | 26 | 24 | 25 | 26 | 29 | 27 | 20 | 25 | 25 | 24 | 20 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 13 | S 12 | S 12 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | E 8 | E 8 | E 8 | S 11 | E 8 | S 11 |
| kJ | 347 | 342 | 342 | 359 | 389 | 371 | 224 | 357 | 594 | 546 | 420 | 411 | 319 | 239 | 232 | 180 | 60 | 57 | 46 | 86 | 32 | 58 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 8 | ESE 8 | S 16 | S 12 | E 8 | E 8 | ESE 13 | ESE 12 | E 4 | E 5 | E 5 | E 8 | S 12 | S 12 | S 11 | E 8 | ESE 11 | E 8 |
| kJ | 86 | 86 | 87 | 70 | 72 | 77 | 401 | 177 | 55 | 55 | 16 | 15 | 12 | 21 | 17 | 80 | 134 | 132 | 89 | 46 | 12 | 20 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SSE 17 | S 16 | E 8 | E 8 | ESE 13 | ESE 13 | ESE 12 | — | E 8 | E 8 | E 8 | ESE 12 | NNE 3 | ESE 11 | SE 12 | ESE 11 | ESE 11 | ESE 11 |
| kJ | 7 | 7 | 7 | 7 | 94 | 193 | 57 | 55 | 16 | 16 | 15 | — | 29 | 43 | 44 | 14 | 1 | 13 | 5 | 12 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | N 3 | — | SSW 3 | SSW 3 | — | E 8 | ENE 3 | E 8 | E 8 | E 8 | — | — | NNE 3 | N 3 | WNW 3 | W 3 | SW 4 | SW 4 | SSW 5 | SSW 6 |
| kJ | — | — | 5 | — | 1 | 3 | — | 93 | 6 | 93 | 55 | 57 | — | — | 1 | 2 | 1 | 5 | 15 | 31 | 116 | 146 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 20 | 0 | 63 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 59 | 0 | 0 | 0 | 58 | 0 | 0 | 97 | 215 | 97 | 97 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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