Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 0.5ft (0.2m), 12s period with S swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 0.5ft (0.2m), 11s period with S swell.
- Evening surf: Evening surf (21 Sep, local time) - 0.5ft (0.2m), 11s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 3PM is: 0.2m 11s primary swell from a South direction (forecast issued at 08:00am September 21). An open ocean swell of 0.9m 8s is not directed at the surf break, a second open ocean swell of 1.2m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 0.5ft (0.2m) | 12s |
| Afternoon (21 Sep) | 0.5ft (0.2m) | 11s |
| Evening (21 Sep) | 0.5ft (0.2m) | 11s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 48mm), heaviest during Tue night. Warm (max 32°C on Mon afternoon, min 19°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||
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 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | WSW 4 | WSW 5 | SW 5 | SW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 7 | SSW 7 | S 7 | S 7 | SSW 11 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 24 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 24 | 69 | 51 | 23 | 24 | 35 | 55 | 82 | 139 | 345 | 407 | 899 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | off | cross-off | on | cross-on | on | cross-on | cross-off | glassy | on | on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 12:49PM0.96m | 00:16AM0.85m | 1:12PM1.04m | 00:43AM0.96m | 1:34PM1.10m | |||||||||||||||||
Low Tide | 5:29AM0.30m | 6:23PM0.47m | 6:19AM0.19m | 6:54PM0.38m | 6:58AM0.08m | 7:24PM0.30m | ||||||||||||||||
 | |  |  |  | | | | | | |  |  |  |  | |  | | | | | | |
 | 5:47 | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | 20 | 1 | 1 | 2 | 1 | 1 | 4 | 7 | 2 |
Temp °C | 24 | 25 | 30 | 32 | 30 | 29 | 28 | 27 | 26 | 24 | 22 | 22 | 21 | 20 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 19 |
Feels °C | 23 | 25 | 30 | 34 | 31 | 29 | 28 | 27 | 25 | 24 | 21 | 21 | 23 | 22 | 25 | 21 | 20 | 20 | 18 | 16 | 17 | 19 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | E 8 | E 8 | SW 5 | E 8 | E 8 | SSW 5 | SSW 6 | SSW 7 | E 8 | S 13 | S 12 | SSW 11 |
| kJ | 168 | 138 | 115 | 93 | 93 | 95 | 76 | 95 | 101 | 120 | 127 | 108 | 51 | 90 | 90 | 35 | 55 | 82 | 34 | 163 | 284 | 899 |
Swell 2 Height (m) Direction Period (s) | S 12 | NW 4 | NW 4 | S 11 | S 11 | S 11 | E 4 | S 11 | WNW 3 | WNW 4 | S 10 | S 10 | E 8 | S 11 | S 11 | E 8 | E 8 | E 8 | ESE 10 | E 8 | E 10 | S 18 |
| kJ | 24 | 4 | 4 | 10 | 9 | 9 | 10 | 9 | 1 | 1 | 2 | 2 | 111 | 10 | 10 | 90 | 68 | 69 | 42 | 37 | 47 | 229 |
Swell 3 Height (m) Direction Period (s) | SE 14 | S 12 | S 11 | WNW 4 | NW 4 | SE 14 | S 11 | — | S 10 | S 10 | S 12 | S 12 | S 10 | — | S 9 | S 11 | S 11 | S 15 | S 14 | SE 12 | SE 12 | E 8 |
| kJ | 7 | 11 | 10 | 1 | 1 | 7 | 9 | — | 8 | 8 | 3 | 3 | 8 | — | 2 | 10 | 2 | 5 | 15 | 36 | 36 | 44 |
Wind waves Height (m) Direction Period (s) | N 4 | NNE 4 | NNE 3 | E 8 | E 8 | E 4 | NNE 3 | WNW 3 | NNE 2 | NNE 3 | WSW 4 | WSW 5 | — | SW 5 | SSW 5 | — | — | — | SSW 7 | S 7 | S 7 | SE 6 |
| kJ | 10 | 4 | 2 | 163 | 169 | 15 | 1 | 1 | 1 | 3 | 24 | 69 | — | 23 | 24 | — | — | — | 139 | 345 | 407 | 54 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 80 | 65 | 65 | 20 | 70 | 20 | 65 | 65 | 70 | 65 | 20 | 77 | 20 | 65 | 20 | 20 | 63 | 63 | 203 | 176 | 59 | 58 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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