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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Monday 11 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
24.8° C
(Which is 1.2°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 5PM is: 2.0m 15s primary swell from a South direction and 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 08:00am May 11). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 6ft (1.9m) | 16s |
| Afternoon (11 May) | 6.5ft (2.0m) | 15s |
| Evening (11 May) | 7ft (2.2m) | 16s |
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 ForecastMostly dry. Warm (max 22°C on Wed morning, min 17°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 16 | S 16 | SSE 16 | S 15 | SSE 15 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | |
1204 | 1811 | 1776 | 1811 | 1850 | 2195 | 2398 | 2029 | 1948 | 1921 | 1728 | 1704 | 1680 | 1505 | 1322 | 1106 | 958 | 836 | 823 | 713 | 581 | 476 | 386 | 373 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | on | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross | cross | glassy | glassy | glassy | glassy | |
High Tide | 10:34AM0.84m | 00:04AM0.98m | 11:37AM0.94m | 00:36AM1.01m | 12:24PM1.03m | 1:04AM1.02m | ||||||||||||||||||
Low Tide | 4:55AM0.45m | 5:09PM0.19m | 5:46AM0.36m | 6:03PM0.13m | 6:30AM0.28m | 6:53PM0.10m | ||||||||||||||||||
 |  | | |  | | | | | | | | | | | | | | |  | |  | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | 6:26 |
 | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:27 | — | — | — | 5:27 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 19 | 20 | 20 | 18 | 18 | 17 | 17 | 17 | 18 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 21 | 22 | 22 | 21 | 21 | 20 | 20 |
16 | 16 | 18 | 18 | 16 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 17 | 17 | 18 | 19 | 20 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSE 16 | S 15 | SSE 15 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 |
 kJ | 1204 | 1811 | 1776 | 1811 | 1850 | 2195 | 2398 | 2029 | 1948 | 1921 | 1728 | 1704 | 1680 | 1505 | 1322 | 1106 | 958 | 836 | 823 | 713 | 581 | 476 | 386 | 373 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 24 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 13 | SE 13 | SE 13 | SE 16 | ESE 16 | ESE 15 | ESE 16 | ESE 15 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | SE 14 | E 4 | E 4 | ESE 14 |
| kJ | — | — | — | — | — | — | — | — | 7 | 7 | 7 | 10 | 25 | 23 | 24 | 23 | 21 | 21 | 21 | 21 | 33 | 1 | 1 | 18 |
Wind waves Height (m) Direction Period (s) | SSW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 64 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 45 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 37 | 18 | 18 | 18 | 10 | 0 | 0 | 52 | 52 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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