Itaipu surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 pm Sunday 31 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
23.3° C
(Which is normal for this time of year)

How big are the waves at Itaipu today (31 May):

  • Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.4m), 10s period with SSE swell.
  • Evening surf: Evening surf (31 May, local time) - 4.5ft (1.3m), 10s period with SSE swell.

The current surf forecast for Itaipu at 9PM is: 1.3m 10s primary swell from a South-southeast direction and 0.9m 6s secondary swell from a Southwest direction, 1.1m 6s secondary swell from a Southwest direction (forecast issued at 02:00pm May 31). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (31 May)--
Afternoon (31 May)4.5ft (1.4m)10s
Evening (31 May)4.5ft (1.3m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 16mm), heaviest on Mon night. Warm (max 22°C on Sun afternoon, min 18°C on Tue night). Wind will be generally light.

Sun
31
Monday
1
Tuesday
2
Wed
3
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)
0
0
0
0
2
2
1
1
0
0
0
0
2
1
1
0
0
0
0
0
0
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)
1.5
S
11
1.4
SSE
10
1.3
SSE
10
1.3
SSE
10
1.5
S
10
1.5
S
10
1.2
S
10
1
SSE
10
1
S
10
0.9
SSE
10
1
SSE
10
0.9
SSE
9
1
SSE
9
1
SSE
10
1
SSE
10
0.9
SSE
10
0.9
SSE
10
0.9
SSE
9
0.9
SSE
9
0.7
SE
9
0.6
SE
9
0.7
SE
9
1
S
6
1.1
SE
8
Wave Graph
Metric surfscale
Energy kJ
516
435
363
363
461
452
284
183
186
157
209
116
168
175
175
145
145
126
119
83
64
79
84
142
Wind (km/h)
25
WSW
25
WSW
25
WSW
15
WSW
10
W
10
NW
10
NW
10
NW
10
SSW
15
SSW
10
S
10
S
5
SW
10
WSW
10
WSW
10
WSW
15
SW
20
SW
15
SW
5
SSW
10
NW
10
NNW
5
N
5
NNE
cross-on
on
on
on
cross-on
cross
cross
cross
on
cross-on
cross-on
cross-on
glassy
cross-on
on
cross-on
on
on
on
on
cross
cross-off
cross-off
glassy
High Tide
2:49PM0.99m
1:23AM0.96m
3:04PM0.97m
2:00AM0.97m
3:26PM0.94m
2:42AM0.97m
Low Tide
8:29PM0.14m
8:46AM-0.14m
9:13PM0.17m
9:31AM-0.11m
9:58PM0.21m
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
thunderstorm
rain showers
rain showers
rain showers
rain showers
clear
clear
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:24
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:14
5:14
5:14
5:14
2
2
2
1
1
1
1
1
1
1
1
Temp °C
22
22
22
21
21
20
19
20
21
22
22
21
21
21
21
21
22
21
21
21
20
19
18
18
20
19
21
21
22
21
19
21
22
22
22
21
22
22
21
21
21
20
20
22
21
19
19
20
Swell 1
Height (m)
Direction
Period (s)
1.5
S
11
1.4
SSE
10
1.3
SSE
10
1.3
SSE
10
1.5
S
10
1.5
S
10
1.2
S
10
1
SSE
10
1
S
10
0.9
SSE
10
1
SSE
10
0.9
SSE
9
1
SSE
9
1
SSE
10
1
SSE
10
0.9
SSE
10
0.9
SSE
10
0.9
SSE
9
0.9
SSE
9
0.7
SE
9
0.7
S
7
0.7
SSW
7
1
S
6
1.2
S
7
Energy kJ
516
435
363
363
461
452
284
183
186
157
209
116
168
175
175
145
145
126
119
83
48
47
84
138
Swell 2
Height (m)
Direction
Period (s)
0.1
E
7
0.1
E
7
0.9
SW
6
0.8
SW
6
0.1
S
17
0.7
S
10
0.9
SSW
10
0.7
SSE
10
0.6
S
9
0.6
S
9
0.6
SSE
11
0.5
S
9
0.5
S
9
0.5
S
9
0.5
S
9
0.5
S
9
0.4
S
9
0.4
S
8
0.6
S
8
0.6
SE
9
0.7
SE
9
0.5
SE
8
0.5
SE
9
Energy kJ
1
1
47
38
5
96
170
85
63
61
81
42
42
41
39
38
24
23
49
64
79
35
36
Swell 3
Height (m)
Direction
Period (s)
0.1
S
16
0.1
S
16
0.1
S
16
0.4
SE
12
0.4
SSE
12
0.2
E
6
0.5
S
10
0.2
E
6
0.1
E
6
0.1
E
6
0.2
E
6
0.2
S
9
0.1
E
6
0.1
E
6
0.1
E
6
0.2
SSE
11
0.1
SE
11
0.1
E
6
0.1
E
6
Energy kJ
5
5
5
38
57
3
47
3
1
1
3
6
1
1
1
12
5
1
1
Wind waves
Height (m)
Direction
Period (s)
0.5
SW
4
0.8
SW
4
0.9
SW
5
1.1
SW
6
1
SW
6
0.9
SW
5
0.7
SW
5
0.4
SSW
3
0.4
SSW
4
1.1
SE
8
Energy kJ
9
24
43
67
58
49
25
3
5
142
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
3
2
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
210
210
210
110
20
5
5
5
102
102
110
102
0
48
48
20
102
102
102
5
5
0
0
0
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
2
3
3
2
2
2
1
1
2
2
2
2
2
1
1
1
1
1
1
2
2
Best forecast wave conditions in Brazil
Rating
(10 max)
3
3
2
2
3
3
2
2
2
2
2
2
2
2
2
2
2
1
1
2
1
1
2
2
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
4
5
5
5
8
5
4
6
4
5
4
5
5
5
4
4
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

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Itaipu surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest