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Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Sunday 31 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
22.6° C
(Which is normal for this time of year)How big are the waves at Praia dos Castelhanos (Ilha Bela) today (31 May):
- Morning surf: Morning surf (31 May, local time) - 4ft (1.2m), 11s period with SSE swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4ft (1.2m), 10s period with SSE swell.
- Evening surf: Evening surf (31 May, local time) - 3.5ft (1.1m), 10s period with SSE swell.
The current surf forecast for Praia dos Castelhanos (Ilha Bela) at 6AM is: 1.2m 11s primary swell from a South-southeast direction and 0.1m 7s secondary swell from a East direction (forecast issued at 02:00am May 31). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 4ft (1.2m) | 11s |
| Afternoon (31 May) | 4ft (1.2m) | 10s |
| Evening (31 May) | 3.5ft (1.1m) | 10s |
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 ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 22°C on Sun morning, min 18°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
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 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | |
359 | 340 | 334 | 322 | 345 | 286 | 286 | 250 | 245 | 204 | 200 | 161 | 154 | 108 | 130 | 103 | 106 | 106 | 113 | 96 | 105 | 121 | 111 | 108 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross | cross-off | cross | |
High Tide | 2:47PM1.06m | 2:21AM0.95m | 3:19PM1.05m | 2:51AM0.96m | 3:51PM1.02m | |||||||||||||||||||
Low Tide | 8:27AM0.09m | 9:04PM0.36m | 9:02AM0.08m | 9:39PM0.38m | 9:40AM0.09m | |||||||||||||||||||
 |  | |  | |  | | |  | | | | | | | | | | | | |  | | | |
 | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | — | — | — | — | 5:21 | — | — | — | — | — | — | — | 5:21 | — | — | — | — | — | — | — | 5:21 | — | — |
— | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 20 | 20 | 20 | 20 | 22 | 21 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 21 | 20 | 19 | 19 | 19 | 18 | 19 | 21 | 21 | 20 | 20 |
20 | 21 | 20 | 20 | 23 | 21 | 20 | 21 | 20 | 20 | 20 | 21 | 22 | 21 | 21 | 20 | 20 | 19 | 18 | 19 | 22 | 21 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 |
 kJ | 359 | 340 | 334 | 322 | 345 | 286 | 286 | 250 | 245 | 204 | 200 | 161 | 154 | 108 | 130 | 103 | 106 | 106 | 113 | 96 | 105 | 121 | 111 | 108 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | — | — | — | — | S 10 | S 10 | S 10 | S 10 | S 10 | SE 12 | S 9 | SE 11 | SE 11 | S 9 | S 9 | S 9 | S 8 | E 6 | SE 9 | S 7 |
| kJ | 1 | 1 | 1 | 1 | — | — | — | — | 92 | 75 | 69 | 66 | 44 | 37 | 26 | 33 | 60 | 25 | 37 | 25 | 22 | 3 | 103 | 47 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | S 16 | — | E 6 | SE 12 | SE 12 | SE 12 | S 9 | E 6 | SE 11 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | 5 | — | 7 | 23 | 37 | 23 | 25 | 3 | 43 | 3 | 3 | 3 | 2 | 1 |
Wind waves Height (m) Direction Period (s) | — | SW 3 | — | — | — | SW 3 | — | — | — | — | — | — | — | SSW 2 | — | — | — | — | — | — | SW 3 | S 8 | — | — |
| kJ | — | 3 | — | — | — | 5 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | 63 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 0 | 26 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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