Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 7ft (2.1m), 14s period with S swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 6ft (1.8m), 14s period with S swell.
- Evening surf: Evening surf (27 Aug, local time) - 5ft (1.6m), 13s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 1AM is: 2.3m 15s primary swell from a South direction (forecast issued at 08:00pm August 26). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 7ft (2.1m) | 14s |
| Afternoon (27 Aug) | 6ft (1.8m) | 14s |
| Evening (27 Aug) | 5ft (1.6m) | 13s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Thu morning. Warm (max 34°C on Sat afternoon, min 20°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Wed 26 | Thursday 27 | Friday 28 | ||||||||||||||||
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 15 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | SSE 13 | S 13 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 2249 | 2218 | 2249 | 2147 | 2119 | 1884 | 1691 | 1298 | 1065 | 905 | 787 | 679 | 461 | 359 | 289 | 236 | 228 | 167 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | off | off |
High Tide | 1:58AM1.11m | 2:46PM1.15m | 2:23AM1.18m | 3:06PM1.16m | ||||||||||||||
Low Tide | 8:28PM0.27m | 8:38AM-0.04m | 8:57PM0.23m | 9:12AM-0.06m | ||||||||||||||
 | | |  |  |  |  |  |  | | | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | — | — | — | 1 | 5 | 9 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 20 | 20 | 20 | 21 | 22 | 21 | 20 | 20 | 20 | 20 | 22 | 25 | 23 | 23 | 23 |
Feels °C | 21 | 21 | 21 | 21 | 22 | 21 | 22 | 21 | 20 | 19 | 19 | 19 | 20 | 22 | 25 | 22 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | SSE 13 | S 13 | E 7 | S 12 | SSE 12 | SSE 12 | SSE 11 |
| kJ | 2249 | 2218 | 2249 | 2147 | 2119 | 1884 | 1691 | 1298 | 1065 | 905 | 787 | 679 | 461 | 110 | 289 | 236 | 228 | 167 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 6 | — | — | — | — | — | E 6 | S 12 | — | — | — | — |
| kJ | — | — | — | — | — | — | 54 | — | — | — | — | — | 119 | 359 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 5 | E 5 | ESE 5 | ESE 6 | ESE 6 | E 6 | E 6 | ESE 6 | E 5 | E 5 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 6 |
| kJ | 27 | 47 | 69 | 80 | 80 | 66 | 61 | 40 | 52 | 69 | 77 | 80 | 186 | 178 | 110 | 113 | 148 | 143 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 58 | 59 | 58 | 0 | 0 | 0 | 0 | 58 | 59 | 0 | 0 | 0 | 0 | 0 | 58 | 59 | 0 | 0 |
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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