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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Tuesday 31 Mar 2026 -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
26.0° 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 12PM is: 0.3m 10s primary swell from a South direction and 0.4m 6s secondary swell from a Southeast direction (forecast issued at 08:00am March 31). The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 1ft (0.3m) | 10s |
| Afternoon (31 Mar) | 1.5ft (0.4m) | 6s |
| Evening (31 Mar) | 3ft (0.9m) | 8s |
Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 6 | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 18 | 18 | 17 | 10 | 57 | 98 | 112 | 98 | 216 | 213 | 181 | 170 | 138 | 152 | 152 | 132 | 145 | 158 | 140 | 136 | 103 | 103 | 84 | 84 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | cross- on | cross- on | cross- on | glass | glass | glass | cross- on | cross- on | glass | cross | cross | cross- off | off | glass | cross- on | on | cross- on | cross | cross | cross- off |
High Tide / height (m) | 1:39PM 1.12 | 2:15AM 1.07 | 2:07PM 1.18 | 2:31AM 1.07 | 2:36PM 1.19 | 2:49AM 1.06 | ||||||||||||||||||
Low Tide / height (m) | 7:56AM 0.28 | 8:13PM 0.03 | 8:20AM 0.21 | 8:41PM 0.06 | 8:43AM 0.16 | 9:07PM 0.12 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | 5:59 | - | - | - | - |
 |  | | |  |  |  | | |  |  | | |  | |  | |  | | |  | | | | |
Rain (mm) | 1 | 1 | 2 | 2 | 2 | - | - | - | - | - | - | 1 | 3 | 1 | - | - | - | - | - | 1 | 1 | 1 | - | - |
| Temp. °C | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 24 | 23 | 23 | 25 | 26 | 26 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 28 | 27 | 27 | 27 | 27 | 25 | 25 | 26 | 26 | 28 | 27 | 27 | 28 | 26 | 27 | 25 | 25 | 28 | 28 | 28 | 27 | 28 | 27 | 28 |
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