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Lopes Mendes (Ilha Grande) Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts:
Lopes Mendes (Ilha Grande) surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Friday 05 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Lopes Mendes (Ilha Grande) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lopes Mendes (Ilha Grande) sea temperature is
24.5° C
(Which is normal for this time of year)How big are the waves at Lopes Mendes (Ilha Grande) today?
The current surf forecast for Lopes Mendes (Ilha Grande) at 7AM is: 1.0m 9s primary swell from a South direction and 0.4m 9s secondary swell from a South-southwest direction (forecast issued at 02:00am December 05). The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 3.5ft (1.1m) | 8s |
| Afternoon (05 Dec) | 3.5ft (1.1m) | 8s |
| Evening (05 Dec) | 3.5ft (1.1m) | 8s |
Table - waves today at Lopes Mendes (Ilha Grande). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 8 | 8 | 6 | 8 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 159 | 159 | 153 | 169 | 177 | 184 | 165 | 151 | 129 | 142 | 138 | 114 | 66 | 39 | 50 | 35 | 130 | 119 | 39 | 45 | 50 | 26 | 43 | 55 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- on | cross | cross | cross- off | cross- off |
High Tide / height (m) | 2:13PM 0.95 | 3:26AM 1.13 | 2:45PM 0.96 | 4:05AM 1.06 | 3:20PM 0.98 | |||||||||||||||||||
Low Tide / height (m) | 9:38AM 0.32 | 9:31PM -0.01 | 10:22AM 0.41 | 10:17PM -0.00 | 11:04AM 0.49 | |||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| Sunrise | - | - | 5:01 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - |
 | |  |  | | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 21 | 21 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 24 | 24 | 24 | 24 | 23 |
| Feels °C (?) | 25 | 24 | 23 | 24 | 21 | 22 | 22 | 21 | 21 | 20 | 21 | 24 | 23 | 23 | 23 | 22 | 24 | 24 | 24 | 26 | 26 | 26 | 26 | 25 |
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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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