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Surf Forecasts:

Praia dos Castelhanos (Ilha Bela) surfForecast / São Paulo / Brazil

information circle48hr Weather and Surf, issued 8 am Thursday 12 Mar 2026 -03
Forecast 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
27.1° 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 4PM is: 1.3m 12s primary swell from a South-southeast direction and 0.6m 6s secondary swell from a East direction (forecast issued at 08:00am March 12). The wind direction is predicted to be glassy and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (12 Mar)4.5ft (1.4m)13s
Afternoon (12 Mar)4.5ft (1.3m)12s
Evening (12 Mar)4.5ft (1.3m)12s

Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
12
Friday
13
Saturday
14
Sun
15
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
1
2
2
3
2
2
2
2
2
2
2
2
2
3
2
2
2
3
1
1
1
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
SSE
1.4
SSE
1.3
SSE
1.3
SSE
1.1
SSE
1.3
SSE
1.3
SSE
1.2
SE
1.2
SE
1.2
SSE
1.2
SSE
1.3
SSE
1.2
SE
1.2
SE
1.2
SE
1.4
SE
1.4
SE
1.3
SE
1.3
SE
1.3
SE
1.5
SE
1.6
SE
1.6
SE
1.5
SE
Period(s) (?)1313121212121212121211111111109910101011111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)560630551466339451480414414359329366347341322321314296296303496568558496
Wind
(km/h)
10
E
10
NE
5
NNE
5
NNE
5
NNE
5
ENE
10
ESE
5
SSW
5
SW
10
WSW
15
SW
15
SW
10
SW
5
WSW
5
WNW
5
WSW
5
SW
5
SSW
5
SSE
10
SE
10
E
15
NE
15
NNE
10
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
on		glassglassglassonglasscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glassoffcross-
off		glasscross-
on		cross-
on		oncross-
on		cross-
on		cross-
on
High Tide
/ height (m)
6:27AM
0.65
11:49AM
0.57
12:48AM
0.85
12:18PM
0.70
1:10AM
0.96
12:41PM
0.83
1:32AM
1.05
Low Tide
/ height (m)
4:32AM
0.64
10:30AM
0.57
4:25PM
0.40
5:59AM
0.54
5:42PM
0.29
6:37AM
0.44
6:31PM
0.17
Thursday
12
Friday
13
Saturday
14
Sun
15
Sunrise-6:01-------6:01-------6:01------
Sunset----6:20-------6:19-------6:17---
heavy rain
heavy rain
light rain
light rain
light rain
rain showers
rain showers
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
131754211-----------------
Temp. °C232323232323232323242526252423232325252625242323
Feels °C (?)262626272727262626262627272726262528272827252425
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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View detailed surf forecast for Praia dos Castelhanos (Ilha Bela) at:
surf-forecast.com

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