
Surf Forecasts:
How big are the waves at Lopes Mendes (Ilha Grande) today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 6ft (1.8m), 14s period with S swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 5ft (1.5m), 13s period with S swell.
- Evening surf: Evening surf (25 Sep, local time) - 4.5ft (1.3m), 13s period with S swell.
The current surf forecast for Lopes Mendes (Ilha Grande) at 6AM is: 1.9m 14s primary swell from a South direction (forecast issued at 02:00am September 25). An open ocean swell of 0.5m 10s is not directed at the surf break, a second open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 6ft (1.8m) | 14s |
| Afternoon (25 Sep) | 5ft (1.5m) | 13s |
| Evening (25 Sep) | 4.5ft (1.3m) | 13s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 23°C on Sat morning, min 21°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Wave Height (m) Direction Period (s) | S 13 | S 13 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | ESE 7 | ESE 7 |
Wave Graph | ||||||||||||||||||||||||
1556 | 1401 | 1309 | 1263 | 1083 | 760 | 653 | 546 | 423 | 336 | 273 | 214 | 152 | 112 | 112 | 81 | 76 | 49 | 50 | 33 | 32 | 31 | 27 | 17 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | glassy | glassy | glassy | glassy | cross | cross-off | glassy | off | glassy | glassy | on | on | on | on | cross-on | glassy |
High Tide | 2:14PM1.16m | 2:01AM1.21m | 2:34PM1.16m | 2:31AM1.25m | 2:55PM1.13m | |||||||||||||||||||
Low Tide | 8:10AM-0.04m | 8:27PM0.17m | 8:46AM-0.04m | 8:59PM0.14m | 9:24AM-0.00m | |||||||||||||||||||
— | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | |
— | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 22 |
Feels °C | 20 | 19 | 21 | 22 | 21 | 21 | 24 | 23 | 24 | 24 | 24 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 23 | 24 | 23 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | ESE 7 |
1556 | 1401 | 1309 | 1263 | 1083 | 760 | 653 | 546 | 423 | 98 | 101 | 85 | 68 | 55 | 57 | 48 | 37 | 37 | 27 | 26 | 18 | 16 | 27 | 17 | |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 10 | ESE 10 | ESE 6 | ESE 6 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 |
73 | 50 | 50 | 50 | 49 | 31 | 18 | 92 | 98 | 336 | 273 | 214 | 152 | 112 | 112 | 81 | 76 | 49 | 50 | 33 | 32 | 31 | 17 | 16 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 9 |
— | — | — | — | — | — | — | 18 | 10 | 20 | 20 | 20 | 20 | 20 | — | — | 9 | 9 | 9 | 17 | 20 | 8 | 8 | 8 | |
Wind waves Height (m) Direction Period (s) | ESE 4 | E 4 | E 5 | ESE 10 | ESE 5 | ESE 5 | ESE 6 | — | E 6 | — | — | — | — | — | — | — | — | — | — | — | — | SE 6 | — | — |
19 | 15 | 16 | 128 | 51 | 62 | 87 | — | 128 | — | — | — | — | — | — | — | — | — | — | — | — | 11 | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 58 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 58 | 0 | 0 | 0 | 0 | 0 | 20 | 20 | 20 | 20 | 158 | 70 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)



