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Surf Forecasts:
Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Sunday 21 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Praia dos Castelhanos (Ilha Bela) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia dos Castelhanos (Ilha Bela) sea temperature is
25.0° C
(Which is normal for this time of year)How big are the waves at Praia dos Castelhanos (Ilha Bela) today?
The current surf forecast for Praia dos Castelhanos (Ilha Bela) at 11PM is: 1.2m 7s primary swell from a East-southeast direction and 0.4m 11s secondary swell from a South-southeast direction (forecast issued at 08:00pm December 21). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Dec) | - | - |
| Afternoon (21 Dec) | - | - |
| Evening (21 Dec) | 3.5ft (1.1m) | 6s |
Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 7 | 7 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 58 | 94 | 271 | 378 | 399 | 269 | 132 | 260 | 102 | 211 | 294 | 357 | 358 | 311 | 89 | 84 | 68 | 147 | 74 | 97 | 99 | 99 | 78 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross | glass | on | cross- on | cross | cross- on | cross- on | cross | off | glass | cross- on | on |
High Tide / height (m) | 3:53AM 1.07 | 3:28PM 1.03 | 4:26AM 1.05 | 4:05PM 1.04 | 5:04AM 1.01 | |||||||||||||||||||
Low Tide / height (m) | 9:47PM 0.04 | 10:18AM 0.37 | 10:28PM 0.06 | 10:56AM 0.39 | 11:11PM 0.10 | 11:40AM 0.43 | ||||||||||||||||||
Sun 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - |
| Sunset | 6:46 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - |
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 23 | 23 | 23 | 25 | 25 | 26 | 25 | 24 | 23 | 24 | 24 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 30 | 29 | 28 |
| Feels °C (?) | 24 | 25 | 25 | 25 | 25 | 26 | 25 | 27 | 26 | 26 | 25 | 26 | 25 | 29 | 28 | 28 | 29 | 27 | 27 | 27 | 28 | 32 | 29 | 30 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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