Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 2.5ft (0.8m), 10s period with S swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3.5ft (1.0m), 10s period with S swell.
- Evening surf: Evening surf (16 Sep, local time) - 3.5ft (1.0m), 12s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 1PM is: 0.7m 13s primary swell from a South direction and 0.7m 5s secondary swell from a South-southwest direction (forecast issued at 08:00am September 16). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 2.5ft (0.8m) | 10s |
| Afternoon (16 Sep) | 3.5ft (1.0m) | 10s |
| Evening (16 Sep) | 3.5ft (1.0m) | 12s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed morning. Warm (max 20°C on Wed morning, min 18°C on Wed night). Winds increasing (light winds from the SE on Wed night, fresh winds from the E by Fri afternoon). | ||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||
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 9 | S 10 | S 13 | S 10 | S 12 | S 12 | S 11 | S 9 | S 9 | S 9 | S 10 | S 12 | S 11 | S 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 11 | S 10 | ESE 6 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 230 | 128 | 161 | 190 | 544 | 268 | 599 | 398 | 334 | 311 | 356 | 678 | 588 | 394 | 273 | 333 | 189 | 189 | 284 | 274 | 264 | 244 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:50AM1.00m | 4:39PM0.92m | 5:29AM0.89m | 5:05PM0.84m | 6:19AM0.77m | 11:30AM0.67m | 5:35PM0.76m | |||||||||||||||
Low Tide | 11:27AM0.47m | 11:24PM0.29m | 12:01PM0.57m | 00:20AM0.36m | 10:03AM0.67m | 1:55PM0.65m | ||||||||||||||||
 | | | |  |  | | |  | | | | | | | | | | |  | |  | |
 | 5:52 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 20 | 20 | 20 |
Feels °C | 17 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 17 | 17 | 15 | 15 | 16 | 16 | 17 | 18 | 18 | 17 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | S 10 | SSW 5 | S 10 | S 12 | S 7 | S 11 | S 9 | S 9 | S 9 | S 10 | S 12 | S 11 | S 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 |
| kJ | 51 | 128 | 30 | 190 | 544 | 155 | 599 | 398 | 334 | 311 | 356 | 678 | 588 | 394 | 273 | 333 | 189 | 189 | 284 | 274 | 264 | 206 |
Swell 2 Height (m) Direction Period (s) | SE 8 | ESE 8 | S 13 | S 12 | E 8 | S 12 | E 8 | E 8 | ESE 10 | S 14 | S 13 | SSE 8 | ESE 9 | ESE 9 | S 12 | ESE 9 | SSW 9 | SSW 9 | — | — | — | — |
| kJ | 32 | 50 | 161 | 143 | 33 | 268 | 33 | 31 | 58 | 129 | 215 | 6 | 47 | 45 | 138 | 47 | 103 | 80 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 8 | S 10 | ESE 8 | SE 8 | ESE 8 | ESE 11 | S 15 | S 15 | ESE 10 | ESE 10 | — | SE 8 | S 12 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | — | — | — | — |
| kJ | 42 | 33 | 68 | 51 | 34 | 37 | 12 | 70 | 104 | 57 | 55 | — | 3 | 74 | 48 | 47 | 45 | 28 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 9 | SSW 5 | — | — | S 7 | — | — | — | — | — | — | ESE 9 | ESE 4 | E 4 | E 4 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 |
| kJ | 230 | 30 | — | — | 181 | — | — | — | — | — | — | 111 | 24 | 21 | 24 | 32 | 40 | 53 | 90 | 141 | 229 | 244 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 65 | 20 | 20 | 97 | 113 | 59 | 0 | 0 | 0 | 58 | 58 | 58 | 59 | 0 | 0 | 0 | 0 | 0 | 58 | 59 | 59 | 59 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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