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Surf Forecasts:
Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Monday 29 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
27.2° C
(Which is 2.0°C warmer than 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 8AM is: 0.4m 7s primary swell from a East-southeast direction and 0.3m 9s secondary swell from a South direction (forecast issued at 02:00am December 29). The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Dec) | 1.5ft (0.4m) | 7s |
| Afternoon (29 Dec) | 1.5ft (0.4m) | 11s |
| Evening (29 Dec) | 1ft (0.3m) | 11s |
Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 29 | Tuesday 30 | Wednesday 31 | ||||||||||||||||||||||
| 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) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 7 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 5 | 5 | 20 | 19 | 18 | 17 | 16 | 16 | 15 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 31 | 31 | 16 | 36 | 36 | 20 | 20 | 20 | 19 | 8 | 8 | 8 | 8 | 11 | 82 | 329 | 603 | 1175 | 1358 | 1261 | 1207 | 1016 | 838 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | off | glass | cross | on | cross- on | cross- on | glass | glass | glass | on | on | on | cross- on | cross- off | cross- on | glass | glass | glass | cross | glass | glass | cross- on |
High Tide / height (m) | 11:00AM 0.77 | 11:38PM 0.89 | 12:05PM 0.78 | 12:54AM 0.99 | 12:43PM 0.79 | |||||||||||||||||||
Low Tide / height (m) | 4:43AM 0.34 | 5:08PM 0.38 | 6:00AM 0.34 | 6:08PM 0.28 | 7:05AM 0.33 | 7:00PM 0.17 | ||||||||||||||||||
Monday 29 | Tuesday 30 | Wednesday 31 | ||||||||||||||||||||||
| Sunrise | - | - | 5:13 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:51 | - |
 | |  |  | | | | |  |  |  | | | |  |  | |  |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | 4 | 11 | 3 | 5 | - | - | - | - | 3 | 2 | - |
| Temp. °C | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 26 | 26 | 26 | 25 |
| Feels °C (?) | 29 | 29 | 28 | 30 | 30 | 30 | 29 | 28 | 28 | 28 | 28 | 30 | 28 | 27 | 26 | 28 | 26 | 29 | 28 | 29 | 29 | 31 | 31 | 29 |
- 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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