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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Saturday 23 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
23.8° C
(Which is 1.0°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 9AM is: 1.6m 14s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East direction (forecast issued at 02:00am May 23). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 5ft (1.6m) | 14s |
| Afternoon (23 May) | 5ft (1.5m) | 13s |
| Evening (23 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 ForecastModerate rain (total 19mm), heaviest on Sun night. Warm (max 21°C on Sat morning, min 20°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | S 10 | SSE 10 | S 10 | SSE 9 | SSE 17 | |
1259 | 1111 | 1095 | 920 | 746 | 713 | 732 | 499 | 411 | 373 | 250 | 303 | 186 | 179 | 164 | 158 | 121 | 156 | 153 | 138 | 160 | 184 | 181 | 261 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | glassy | cross-off | off | cross-off | off | off | off | cross-off | glassy | glassy | cross | cross-on | cross | cross | glassy | cross-off | cross-off | cross-off | cross | cross | glassy | |
High Tide | 6:16AM0.81m | 11:25PM0.78m | 7:53AM0.78m | 11:38PM0.80m | 10:16AM0.81m | |||||||||||||||||||
Low Tide | 2:35AM0.67m | 2:55PM0.31m | 3:41AM0.61m | 4:04PM0.32m | 4:37AM0.53m | 5:02PM0.32m | ||||||||||||||||||
 | | |  |  |  |  |  | |  | | |  | | | | | | |  | | | | | |
 | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — |
 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — |
— | — | — | — | — | 1 | 2 | 2 | 1 | — | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 1 | — | — | — | — | — | — | |
Temp °C | 20 | 19 | 19 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 |
20 | 20 | 20 | 22 | 21 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | S 10 | SSE 10 | S 10 | SSE 9 | SSE 9 |
 kJ | 1259 | 1111 | 1095 | 920 | 746 | 713 | 732 | 499 | 411 | 373 | 250 | 303 | 186 | 179 | 164 | 158 | 121 | 156 | 153 | 138 | 160 | 184 | 181 | 177 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 | SSE 6 | SSE 6 | ESE 6 | SSE 6 | E 5 | E 5 | E 5 | E 5 | E 5 | SE 18 | SSE 17 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 2 | 32 | 33 | 29 | 30 | 29 | 18 | 15 | 15 | 10 | 13 | 5 | 5 | 2 | 2 | 5 | 81 | 261 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSE 7 | SSE 7 | SSE 6 | E 6 | ESE 6 | E 6 | ESE 5 | E 8 | E 8 | E 8 | SE 19 | SSE 19 | E 5 | E 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | 29 | 40 | 24 | 18 | 11 | 15 | 6 | 1 | 1 | 1 | 15 | 35 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 4 | SSW 4 | — | SSW 5 | SSW 5 | SSW 5 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 5 | 11 | 11 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 26 | 37 | 37 | 0 | 0 | 0 | 0 | 52 | 18 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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