Itaipu surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 8 pm Saturday 30 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
23.6° C
(Which is normal for this time of year)

How big are the waves at Itaipu today (30 May):

  • Evening surf: Evening surf (30 May, local time) - 5.5ft (1.7m), 10s period with SSE swell.

The current surf forecast for Itaipu at 11PM is: 1.7m 10s primary swell from a South-southeast direction (forecast issued at 08:00pm May 30). An open ocean swell of 0.1m 7s is not directed at the surf break, a second open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (-03) & DateWave HeightWave Period
Morning (30 May)--
Afternoon (30 May)--
Evening (30 May)5.5ft (1.7m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Sat night. Warm (max 22°C on Sun morning, min 19°C on Sat night). Wind will be generally light.

Sat
30
Sunday
31
Monday
1
Tuesday
2
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
12 PM
3 PM
Rating
(10 max)
2
3
3
3
2
2
1
0
0
0
1
1
1
2
1
0
1
1
2
1
1
0
0
0
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.6
SSE
10
1.7
SSE
10
1.7
SSE
11
1.6
SSE
11
1.6
SSE
11
1.6
SSE
11
1.5
S
11
1.5
S
10
1.4
SSE
10
1.4
SSE
10
1.3
SSE
10
1.2
S
10
0.9
SSE
10
0.9
SSE
10
0.8
S
10
0.8
SSE
10
0.9
SSE
10
0.6
SSE
11
0.9
SSE
9
0.9
SSE
10
0.9
SSE
10
0.7
SE
10
0.7
SE
10
0.9
SSE
10
Wave Graph
Metric surfscale
Energy kJ
530
585
619
611
622
551
516
496
418
418
356
296
173
169
118
105
154
79
139
148
148
94
94
129
Wind (km/h)
20
E
10
NE
10
N
10
NNW
10
NW
10
NW
15
WSW
20
SW
15
SW
15
WSW
10
W
10
W
5
WNW
5
NW
10
S
15
S
10
S
5
SSE
0
WSW
5
WSW
5
WSW
5
W
15
SW
20
SW
cross-off
off
cross-off
cross-off
cross
cross
on
on
on
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
cross-on
on
on
High Tide
00:54AM0.95m
2:49PM0.99m
1:23AM0.96m
3:04PM0.97m
2:00AM0.97m
Low Tide
7:47PM0.11m
8:04AM-0.14m
8:29PM0.14m
8:46AM-0.14m
9:13PM0.17m
9:31AM-0.11m
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
light rain
light rain
rain showers
rain showers
rain showers
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:14
5:14
5:14
1
1
1
1
1
1
1
Temp °C
22
20
20
19
20
20
22
22
21
21
21
20
20
21
22
22
22
22
21
21
21
21
21
21
20
20
21
20
21
21
22
21
21
21
22
21
21
23
23
22
23
23
23
22
22
22
20
19
Swell 1
Height (m)
Direction
Period (s)
1.6
SSE
10
1.7
SSE
10
1.7
SSE
11
1.6
SSE
11
1.6
SSE
11
1.6
SSE
11
1.5
S
11
1.5
S
10
1.4
SSE
10
1.4
SSE
10
1.3
SSE
10
1.2
S
10
0.9
SSE
10
0.9
SSE
10
0.8
S
10
0.8
SSE
10
0.9
SSE
10
0.7
SSE
9
0.9
SSE
9
0.9
SSE
10
0.9
SSE
10
0.7
SE
10
0.7
SE
10
0.9
SSE
10
Energy kJ
530
585
619
611
622
551
516
496
418
418
356
296
173
169
118
105
154
70
139
148
148
94
94
129
Swell 2
Height (m)
Direction
Period (s)
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
ESE
7
0.3
ESE
6
0.8
S
10
0.7
S
10
0.7
SSE
10
0.7
S
10
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.5
S
9
0.6
S
9
0.6
S
9
0.4
S
9
Energy kJ
1
1
1
1
1
1
15
8
127
100
85
92
61
62
60
42
42
57
56
24
Swell 3
Height (m)
Direction
Period (s)
0.1
E
7
0.1
S
16
0.3
ESE
6
0.3
ESE
6
0.4
SE
12
0.4
SSE
12
0.3
E
6
0.6
SSE
11
0.2
E
6
0.2
E
6
0.1
E
6
0.3
S
10
0.1
E
5
0.1
E
6
Energy kJ
1
5
8
7
38
57
6
79
3
2
1
18
1
1
Wind waves
Height (m)
Direction
Period (s)
0.7
E
4
0.7
ENE
4
0.7
ENE
4
0.4
W
3
0.5
WSW
3
0.3
SSW
4
0.2
SSW
3
0.6
SSW
9
Energy kJ
12
15
13
2
7
3
1
61
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
3
3
3
3
3
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
Distance (km)
0
12
12
0
0
0
5
5
102
133
102
48
20
5
5
0
102
102
102
37
0
0
0
48
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
1
2
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
1
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
4
5
5
5
5
7
6
  • 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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