Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Ilha Porchat surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 pm Monday 22 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Ilha Porchat surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ilha Porchat sea temperature is
25.2° C
(Which is normal for this time of year)Nearby Cam: 6km away, Praia Grande SP Ao Vivo - Boqueirão - Previsão das Ondas Surf Z Shapes!
How big are the waves at Ilha Porchat today?
The current surf forecast for Ilha Porchat at 10PM is: 1.4m 7s primary swell from a East direction and 0.9m 7s secondary swell from a East-southeast direction, 0.2m 11s secondary swell from a South direction (forecast issued at 02:00pm December 22). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Dec) | - | - |
| Afternoon (22 Dec) | 3ft (0.9m) | 7s |
| Evening (22 Dec) | 4.5ft (1.4m) | 7s |
Table - waves today at Ilha Porchat. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 88 | 78 | 178 | 200 | 233 | 215 | 88 | 91 | 70 | 47 | 44 | 44 | 127 | 41 | 42 | 43 | 50 | 50 | 31 | 30 | 30 | 29 | 19 | 16 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | glass | cross- off | glass | cross | glass | cross- on | cross | cross- off | cross- off | off | cross- off | cross- off | glass | on | cross- on | cross- off | glass | cross- off | cross | cross | glass |
High Tide / height (m) | 3:37PM 1.15 | 4:29AM 1.16 | 4:15PM 1.15 | 5:07AM 1.12 | 4:55PM 1.13 | 5:50AM 1.07 | ||||||||||||||||||
Low Tide / height (m) | 10:22AM 0.38 | 10:32PM 0.07 | 11:00AM 0.42 | 11:15PM 0.11 | 11:44AM 0.46 | 12:05AM 0.17 | ||||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - |
| Sunset | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - |
 | |  |  | | | | | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 27 | 26 | 26 | 27 | 27 | 26 | 29 | 28 | 28 | 28 | 29 | 28 | 27 | 27 | 30 | 28 | 28 | 27 | 28 | 27 | 26 | 25 | 28 |
| Feels °C (?) | 29 | 28 | 29 | 29 | 29 | 29 | 28 | 31 | 31 | 31 | 30 | 31 | 29 | 28 | 28 | 32 | 29 | 31 | 30 | 31 | 30 | 28 | 27 | 31 |
- Map Icons:
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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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