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

information circle48hr Weather and Surf, issued 2 am Friday 22 May 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
24.0° C
(Which is 1.1°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 7AM is: 2.1m 14s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East direction (forecast issued at 02:00am May 22). The wind direction is predicted to be glassy and the swell rating is 4.

Time (-03) & DateWave HeightWave Period
Morning (22 May)7ft (2.1m)14s
Afternoon (22 May)6.5ft (2.0m)14s
Evening (22 May)6ft (1.9m)14s

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 Forecast

Heavy rain (total 28mm), heaviest during Sat night. Warm (max 21°C on Sat morning, min 19°C on Fri morning). Wind will be generally light.

Friday
22
Saturday
23
Sunday
24
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
Rating
(10 max)
4
4
4
4
4
3
3
2
2
2
3
2
3
2
3
3
2
2
2
2
2
2
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.3
SSE
14
2.2
SSE
14
2.2
SSE
14
2.1
SSE
14
2
SSE
15
2
SSE
14
1.9
SSE
14
1.9
SSE
14
1.8
SSE
14
1.7
SSE
14
1.7
SSE
14
1.6
SSE
14
1.5
SSE
13
1.5
SSE
13
1.3
SSE
13
1.2
SSE
13
1.1
SSE
13
1
SSE
12
1
S
12
1
S
12
0.9
SSE
12
0.9
SSE
12
0.8
SSE
11
0.8
SSE
11
Wave Graph
Metric surfscale
Energy kJ
2144
1913
1842
1728
1613
1591
1419
1419
1259
1111
1095
887
778
744
590
499
405
313
289
289
232
224
164
158
Wind (km/h)
5
S
5
SSE
0
S
5
NE
5
E
10
ESE
10
E
10
ENE
15
NE
10
NE
10
NNE
10
NNE
5
SW
15
SW
10
WSW
5
NW
5
NW
5
WSW
10
W
5
WSW
5
SSW
10
SSW
5
S
10
SSW
glassy
glassy
glassy
glassy
glassy
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
off
cross-off
glassy
off
off
off
glassy
cross-off
cross-off
cross-off
High Tide
5:13AM0.85m
10:55PM0.77m
6:16AM0.81m
11:25PM0.78m
7:53AM0.78m
Low Tide
1:28AM0.68m
1:41PM0.27m
2:35AM0.67m
2:55PM0.31m
3:41AM0.61m
4:04PM0.32m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
rain showers
light rain
mod rain
light rain
rain showers
rain showers
rain showers
rain showers
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:22
1
4
6
2
2
2
1
1
1
2
2
Temp °C
19
19
19
19
19
19
19
20
20
20
19
20
21
20
20
19
19
19
20
20
21
21
20
20
20
20
20
20
20
19
19
19
19
20
19
21
23
20
22
21
21
20
22
22
24
23
22
22
Swell 1
Height (m)
Direction
Period (s)
2.3
SSE
14
2.2
SSE
14
2.2
SSE
14
2.1
SSE
14
2
SSE
15
2
SSE
14
1.9
SSE
14
1.9
SSE
14
1.8
SSE
14
1.7
SSE
14
1.7
SSE
14
1.6
SSE
14
1.5
SSE
13
1.5
SSE
13
1.3
SSE
13
1.2
SSE
13
1.1
SSE
13
1
SSE
12
1
S
12
1
S
12
0.9
SSE
12
0.9
SSE
12
0.8
SSE
11
0.8
SSE
11
Energy kJ
2144
1913
1842
1728
1613
1591
1419
1419
1259
1111
1095
887
778
744
590
499
405
313
289
289
232
224
164
158
Swell 2
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
8
0.2
E
8
0.2
E
8
0.7
E
5
0.6
ESE
5
0.8
ESE
6
0.8
ESE
6
0.8
ESE
6
0.8
ESE
6
0.7
ESE
6
0.7
ESE
6
0.5
ESE
6
0.5
E
6
0.4
ESE
6
Energy kJ
5
5
5
5
6
6
6
6
6
6
6
6
6
20
22
42
44
45
45
41
35
22
19
12
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
Energy kJ
6
Wind waves
Height (m)
Direction
Period (s)
0.6
E
4
0.5
E
4
0.4
E
4
0.6
E
4
0.4
SW
3
0.3
SSW
3
0.4
SW
3
Energy kJ
9
7
5
11
2
2
3
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
2
2
2
2
2
2
1
1
Distance (km)
0
0
0
0
0
26
29
12
10
10
10
10
0
52
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
4
4
4
5
5
4
4
4
4
4
4
4
3
3
3
3
3
2
2
2
2
2
2
1
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
5
5
4
4
4
4
4
4
4
4
4
3
4
3
3
3
3
3
2
2
2
Header Global
Rating
(10 max)
5
7
7
7
6
7
6
5
5
6
7
8
7
6
5
5
5
5
5
5
5
5
5
5
  • 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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