Itaipu surfForecast / São Paulo / Brazil

information circle48hr Weather and Surf, issued 2 am Saturday 09 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Itaipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itaipu sea temperature is
24.5° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Itaipu today?

The current surf forecast for Itaipu at 7AM is: 0.5m 14s primary swell from a South direction and 0.6m 7s secondary swell from a East-southeast direction, 0.5m 3s secondary swell from a Southwest direction (forecast issued at 02:00am May 09). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (09 May)1.5ft (0.5m)13s
Afternoon (09 May)1.5ft (0.4m)13s
Evening (09 May)1.5ft (0.4m)12s

Table - waves today at Itaipu. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 29mm), heaviest during Sun afternoon. Warm (max 26°C on Sat morning, min 17°C on Sun afternoon). Wind will be generally light.

Saturday
9
Sunday
10
Monday
11
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)
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
2
2
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
12
0.3
SSE
15
0.5
S
14
0.5
S
13
0.5
S
13
0.4
SSE
13
0.4
SSE
12
0.4
SSE
12
0.6
S
12
1.3
SSW
7
1.2
S
7
1.3
S
8
1.3
S
8
1.5
S
7
1.8
SSW
7
1.4
SSW
7
0.5
S
17
0.7
SSE
16
1
S
16
1.6
S
16
1.6
S
15
1.6
S
15
1.7
S
15
1.7
S
16
Wave Graph
Metric surfscale
Energy kJ
50
42
96
89
86
54
50
49
102
141
147
212
217
239
328
203
153
276
509
1225
1169
1123
1280
1422
Wind (km/h)
10
N
10
NW
10
WSW
5
SW
15
S
15
S
10
SSW
15
SSW
25
SW
25
WSW
15
WSW
10
WSW
15
WSW
25
SW
25
SW
10
SW
15
WSW
15
WSW
15
SW
15
SW
15
SW
5
SSW
5
S
5
SE
cross-off
off
cross
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
on
glassy
High Tide
6:56AM0.86m
9:24PM0.88m
8:32AM0.85m
11:29PM0.96m
10:23AM0.91m
Low Tide
2:55AM0.61m
3:12PM0.35m
4:09AM0.55m
4:23PM0.28m
5:08AM0.47m
5:22PM0.20m
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
mod rain
light rain
cloud
light rain
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:30
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:32
5:32
5:31
1
1
1
1
1
1
9
8
5
1
Temp °C
28
26
24
26
25
24
22
22
20
19
18
18
18
17
17
17
17
17
17
18
19
19
19
18
29
27
26
29
26
26
24
23
18
16
17
18
17
14
14
17
16
16
16
17
18
19
19
18
Swell 1
Height (m)
Direction
Period (s)
0.6
E
7
0.6
E
7
0.6
E
7
0.6
ESE
7
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
9
0.4
ESE
8
1.3
S
7
1.1
S
7
0.5
S
17
0.8
S
11
1.1
S
10
1.6
S
16
1.6
S
15
1.6
S
15
1.7
S
15
1.7
S
16
Energy kJ
39
39
38
43
32
32
32
33
25
22
22
28
29
28
183
117
153
143
220
1225
1169
1123
1280
1422
Swell 2
Height (m)
Direction
Period (s)
0.4
SSE
12
0.3
SSE
12
0.5
S
14
0.5
S
13
0.5
S
13
0.4
SSE
13
0.4
SSE
12
0.4
SSE
12
0.6
S
12
0.4
SSE
12
0.4
SSE
12
0.3
SSE
12
0.3
SSE
12
0.3
SSE
12
0.4
ESE
8
0.4
SSE
12
0.5
S
11
0.7
SSE
16
1
S
16
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
9
Energy kJ
50
28
96
89
86
54
50
49
102
48
46
30
31
29
23
48
66
276
509
7
7
7
7
7
Swell 3
Height (m)
Direction
Period (s)
0.3
SSE
15
0.2
SSW
4
0.4
SSE
12
0.1
S
21
0.3
SSE
12
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
Energy kJ
42
1
50
9
28
13
13
14
14
Wind waves
Height (m)
Direction
Period (s)
0.3
NNE
3
0.3
N
3
0.5
SW
3
0.2
SSW
3
0.3
S
4
0.4
S
4
0.5
S
4
1.3
SSW
5
1.3
SSW
7
1.2
S
7
1.3
S
8
1.3
S
8
1.5
S
7
1.8
SSW
7
1.4
SSW
7
1.1
S
7
0.9
S
6
Energy kJ
1
1
5
1
3
5
7
86
141
147
212
217
239
328
203
107
64
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
2
1
2
1
2
2
3
3
3
4
4
3
Distance (km)
7
0
12
0
113
149
113
113
117
113
30
12
27
265
71
12
21
25
25
25
25
20
7
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
2
2
2
2
1
1
1
1
1
1
2
2
2
2
3
3
3
4
4
4
4
5
5
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
2
3
2
2
1
3
2
3
3
3
1
4
4
4
4
4
4
4
4
5
5
Header Global
Rating
(10 max)
5
5
5
5
9
5
4
4
4
4
4
5
9
8
6
5
5
9
5
4
4
5
8
9
  • 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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