Itaipu Surf Break

Lat Long: 24.02° S 46.39° W

Itaipu 48 hour detailed Surf Forecast

Issued: 2 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Itaipu sea temperature is
20.9°C
0.7° 

Itaipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Itaipu today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.8m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 2ft (0.6m), 8s period with ESE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.5m), 8s period with ESE swell.

The current surf forecast for Itaipu at 8AM is: 0.8m 8s primary swell from a East-southeast direction and 0.1m 11s secondary swell from a South direction (forecast issued at 02:00am September 21). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (21 Sep)2.5ft (0.8m)8s
Afternoon (21 Sep)2ft (0.6m)8s
Evening (21 Sep)1.5ft (0.5m)8s

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


Short Range Forecast

Heavy rain (total 45mm), heaviest during Wed afternoon. Warm (max 36°C on Mon afternoon, min 16°C on Wed afternoon). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
23
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.6
ESE
8
0.6
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
8
0.5
ESE
8
1.1
S
7
0.7
S
7
1
S
6
1.1
S
6
1.3
S
7
1.3
SSE
7
1.4
SSE
7
1.6
SSE
8
1.6
SSE
10
1.5
SSE
9
Wave Graph
Metric surfscale
Energy kJ
73
73
73
75
75
50
48
33
23
19
23
23
24
37
107
43
81
83
157
181
220
359
435
367
Wind (km/h)
10
N
10
N
15
NNE
10
NNE
15
N
10
NNW
15
NNW
15
N
10
NNW
15
N
15
WSW
5
WSW
10
SSE
5
SE
10
S
15
S
25
S
10
S
10
S
15
SSE
20
SSE
15
SE
15
SSE
10
SE
Wind State
cross-off
off
cross-off
cross-off
off
off
off
off
off
off
cross
glassy
on
glassy
on
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
High Tide
00:11AM0.75m
1:04PM1.00m
00:28AM0.89m
1:20PM1.09m
00:47AM1.02m
1:36PM1.17m
Low Tide
5:32AM0.32m
6:20PM0.48m
6:19AM0.20m
6:52PM0.38m
6:58AM0.08m
7:23PM0.29m
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
heavy rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
 mm
2
2
2
3
3
4
3
7
12
2
2
Temp °C
24
23
24
28
34
36
31
28
27
26
22
21
22
21
20
19
18
18
17
17
17
16
17
17
Feels °C
25
24
25
29
33
36
31
27
27
26
23
24
24
24
22
20
16
19
17
16
15
15
17
17
  • 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
How to use the Wavefinder 

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.


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