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

information circle48hr Weather and Surf, issued 2 pm Saturday 16 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
23.9° 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 7PM is: 0.9m 11s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 02:00pm May 16). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (16 May)--
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 Forecast

Heavy rain (total 33mm), heaviest during Mon night. Warm (max 24°C on Sun morning, min 20°C on Sun afternoon). Wind will be generally light.

Sat
16
Sunday
17
Monday
18
Tue
19
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
1
0
0
0
1
0
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
S
11
0.8
S
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.8
SSE
11
0.8
SSE
11
0.8
SSE
11
0.7
S
11
0.7
SSE
11
0.6
S
11
0.6
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.3
SSE
15
0.4
SSE
15
0.7
S
9
0.3
SSE
13
1.3
S
8
Wave Graph
Metric surfscale
Energy kJ
195
154
205
205
217
205
205
161
158
156
114
119
82
78
53
51
50
49
48
42
71
78
35
223
Wind (km/h)
10
ESE
10
ESE
10
NE
15
NE
5
NNE
15
NE
10
NNE
5
W
15
SW
20
WSW
10
N
15
N
10
NNE
10
W
15
W
10
W
0
WNW
5
SSW
10
SW
20
W
20
W
25
W
20
WSW
20
W
cross-on
on
cross-on
cross-on
cross
cross-on
cross
off
cross-off
cross-off
cross
cross
cross-on
off
off
off
glassy
cross-off
cross-off
off
off
off
off
off
High Tide
2:31PM1.19m
2:22AM0.93m
3:13PM1.16m
2:48AM0.91m
3:56PM1.10m
3:17AM0.90m
Low Tide
9:15PM0.24m
9:05AM0.06m
10:01PM0.35m
9:45AM0.06m
10:47PM0.47m
clear
part cloud
clear
part cloud
rain showers
part cloud
part cloud
cloud
clear
cloud
light rain
light rain
cloud
light rain
cloud
light rain
cloud
light rain
light rain
mod rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:24
5:24
5:23
1
2
1
1
2
1
2
10
5
3
2
2
Temp °C
22
22
22
22
22
21
21
23
24
21
20
21
22
22
22
21
22
22
22
21
20
20
20
20
23
24
23
23
25
22
23
26
25
20
21
21
24
23
23
23
26
25
24
21
19
18
19
19
Swell 1
Height (m)
Direction
Period (s)
0.9
S
11
0.8
S
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.8
SSE
11
0.8
SSE
11
0.8
SSE
11
0.7
S
11
0.7
SSE
11
0.6
S
11
0.6
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.4
SSE
10
0.4
SSE
10
0.7
S
9
0.3
SSE
13
1.3
S
8
Energy kJ
195
154
205
205
217
205
205
161
158
156
114
119
82
78
53
51
50
49
48
31
31
78
35
223
Swell 2
Height (m)
Direction
Period (s)
0.3
SSE
14
0.3
SSE
13
0.1
E
8
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.4
SSW
4
0.1
E
7
0.1
E
7
0.4
ENE
4
0.4
E
4
0.3
E
4
0.2
E
4
0.2
SSE
16
0.3
SSE
15
0.3
SSE
15
0.4
SSE
15
0.3
SSE
16
0.2
SSE
16
0.4
SSE
13
Energy kJ
36
35
1
1
1
1
1
1
1
1
6
1
1
5
6
3
1
25
45
42
71
48
26
58
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
S
18
0.1
S
18
0.1
S
18
0.1
SE
17
0.1
SE
16
0.2
SSE
16
0.2
E
4
0.1
E
7
0.3
SSE
13
0.1
E
7
0.2
SSE
16
Energy kJ
5
4
6
6
6
6
6
4
1
1
1
6
6
6
11
11
26
1
1
35
1
25
Wind waves
Height (m)
Direction
Period (s)
0.4
E
7
0.4
NE
3
0.3
ENE
3
0.3
ENE
3
0.4
WSW
2
0.6
SW
4
0.4
NE
3
0.8
NE
4
0.3
W
2
0.4
SW
4
0.5
SW
4
0.6
SSW
4
0.7
SW
5
0.8
SW
5
1.4
SSW
8
1.8
SSW
8
Energy kJ
17
2
2
2
2
11
2
26
1
5
8
13
23
31
268
412
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
85
29
10
18
10
29
10
0
52
52
12
29
18
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Best forecast wave conditions in Brazil
Rating
(10 max)
3
3
3
3
2
2
2
2
2
2
1
1
2
2
2
2
2
3
2
2
1
3
2
3
Header Global
Rating
(10 max)
5
6
5
4
4
4
6
9
9
7
4
4
5
7
5
4
5
4
4
4
4
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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