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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Wednesday 13 May 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
24.5° C
(Which is 1.1°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 9AM is: 1.6m 13s primary swell from a South-southeast direction and 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am May 13). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 5ft (1.6m) | 13s |
| Afternoon (13 May) | 4.5ft (1.4m) | 13s |
| Evening (13 May) | 4ft (1.2m) | 13s |
Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Warm (max 22°C on Wed morning, min 20°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 14 | SSE 14 | S 14 | S 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | S 12 | |
1462 | 1233 | 1074 | 943 | 823 | 690 | 581 | 476 | 447 | 373 | 367 | 355 | 507 | 822 | 822 | 886 | 824 | 722 | 690 | 573 | 547 | 556 | 461 | 425 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross | cross | cross-on | glassy | glassy | glassy | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | |
High Tide | 12:24PM1.03m | 1:04AM1.02m | 1:07PM1.12m | 1:31AM1.00m | 1:49PM1.17m | |||||||||||||||||||
Low Tide | 6:30AM0.28m | 6:53PM0.10m | 7:10AM0.20m | 7:41PM0.11m | 7:49AM0.14m | 8:29PM0.15m | ||||||||||||||||||
 | | |  | |  |  | |  | | |  | | | | | | | | | | | | | |
 | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — |
 | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 18 | 18 | 20 | 22 | 22 | 20 | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 22 | 22 | 21 | 21 |
17 | 18 | 18 | 21 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 22 | 22 | 21 | 22 | 24 | 22 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 14 | SSE 14 | S 14 | S 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | S 12 |
 kJ | 1462 | 1233 | 1074 | 943 | 823 | 690 | 581 | 476 | 447 | 373 | 367 | 355 | 507 | 822 | 822 | 886 | 824 | 722 | 690 | 573 | 547 | 556 | 461 | 425 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | ESE 16 | ESE 15 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | SE 14 | SE 14 | SE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 14 | ESE 14 | ESE 14 | SE 14 | SE 13 | SE 13 |
| kJ | 24 | 23 | 21 | 21 | 21 | 21 | 33 | 33 | 32 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 7 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 10 | 0 | 0 | 54 | 85 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 124 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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