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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Friday 15 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
24.1° C
(Which is slightly warmer than usual)How big are the waves at Praia dos Castelhanos (Ilha Bela) today?
The current surf forecast for Praia dos Castelhanos (Ilha Bela) at 3AM is: 1.0m 12s primary swell from a South direction and 0.2m 8s secondary swell from a East direction (forecast issued at 08:00pm May 15). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 3ft (0.9m) | 11s |
| Afternoon (16 May) | 2.5ft (0.8m) | 11s |
| Evening (16 May) | 3ft (0.9m) | 11s |
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 12mm), heaviest on Mon morning. Warm (max 22°C on Sat morning, min 20°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Monday 18 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | |
539 | 425 | 347 | 271 | 244 | 191 | 154 | 154 | 205 | 205 | 205 | 217 | 157 | 154 | 151 | 114 | 114 | 83 | 82 | 55 | 53 | 51 | 50 | 49 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | on | glassy | glassy | glassy | glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | off | off | glassy | cross | cross-on | glassy | off | off | cross-off | cross | cross-off | |
High Tide | 1:56AM0.97m | 2:31PM1.19m | 2:22AM0.93m | 3:13PM1.16m | 2:48AM0.91m | |||||||||||||||||||
Low Tide | 8:29PM0.15m | 8:27AM0.09m | 9:15PM0.24m | 9:05AM0.06m | 10:01PM0.35m | 9:45AM0.06m | ||||||||||||||||||
 |  |  | | |  | | | | | | | |  |  | | | | |  | | | | | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — |
 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | — | — | — | — | — | 4 | 1 | 1 | |
Temp °C | 20 | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 22 | 22 |
22 | 22 | 23 | 23 | 23 | 24 | 24 | 23 | 22 | 22 | 22 | 24 | 25 | 23 | 23 | 24 | 22 | 24 | 25 | 23 | 23 | 23 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 |
 kJ | 539 | 425 | 347 | 271 | 244 | 191 | 154 | 154 | 205 | 205 | 205 | 217 | 157 | 154 | 151 | 114 | 114 | 83 | 82 | 55 | 53 | 51 | 50 | 49 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSE 14 | SSE 13 | E 8 | E 8 | E 7 | E 7 | ESE 5 | ESE 5 | ESE 5 | SE 5 | SE 5 | SE 5 | E 4 | E 4 | E 4 | E 4 | E 4 | SSE 16 |
| kJ | 5 | 5 | 5 | 5 | 5 | 5 | 36 | 35 | 1 | 1 | 1 | 1 | 11 | 11 | 10 | 7 | 5 | 4 | 2 | 3 | 3 | 3 | 1 | 25 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | E 8 | E 8 | SE 13 | SE 12 | SE 12 | SE 12 | E 7 | E 7 | E 4 | E 7 | E 4 | S 18 | SE 5 | ESE 5 | SSE 5 | SE 16 | SSW 3 | SSW 4 |
| kJ | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 4 | 6 | 6 | 6 | 6 | 1 | 4 | 3 | 1 | 1 | 6 | 4 | 3 | 3 | 11 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ENE 2 | ENE 3 | — | — | — | — | NE 4 | NE 2 | ENE 4 | — | S 5 | WSW 3 | SW 4 | SW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | 6 | — | — | — | — | 4 | 1 | 8 | — | 2 | 1 | 4 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 18 | 0 | 0 | 0 | 0 | 45 | 45 | 12 | 18 | 18 | 10 | 10 | 0 | 0 | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 10 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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