Itaipu Surf Break

Lat Long: 24.02° S 46.39° W

Itaipu 48 hour detailed Surf Forecast

Issued: 8 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Itaipu sea temperature is
21.9° C
2.4° 

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 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.4m), 7s period with ESE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 6s period with S swell.
  • Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 7s period with S swell.

The current surf forecast for Itaipu at 4PM is: 1.3m 6s primary swell from a South direction and 1.1m 6s secondary swell from a South direction, 0.5m 7s secondary swell from a East-southeast direction (forecast issued at 08:00am August 21). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (21 Aug)1.5ft (0.4m)7s
Afternoon (21 Aug)4.5ft (1.3m)6s
Evening (21 Aug)3.5ft (1.1m)7s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sun night. Warm (max 26°C on Fri morning, min 17°C on Sun night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
S
9
0.4
ESE
7
1
S
5
1.3
S
6
1.9
SSW
8
1.1
S
7
0.9
S
7
1.1
S
9
1.2
S
11
1.2
S
11
1.2
S
10
1.2
S
10
1.2
S
10
1.2
S
10
1.2
S
10
1.1
S
10
1.1
S
10
1.1
S
10
1.1
S
10
1.1
S
11
1.1
SSE
12
1.2
SSE
13
Wave Graph
Metric surfscale
Energy kJ
15
15
42
126
397
126
73
202
338
332
314
290
290
302
290
240
231
226
240
275
343
492
Wind (km/h)
15
NW
15
WSW
20
SSW
10
SSW
10
S
5
S
5
SE
10
SE
10
SE
10
SE
10
SE
10
SE
10
ESE
10
ESE
15
ENE
10
ENE
5
E
5
SE
15
SSE
15
SE
15
SE
15
SE
Wind State
off
cross
cross-on
cross-on
on
on
glassy
on
cross-on
cross-on
on
on
cross-on
cross-on
cross
cross
cross-on
glassy
on
on
on
cross-on
High Tide
8:16AM0.74m
1:00PM0.78m
7:09PM0.72m
1:11PM0.89m
00:25AM0.73m
1:28PM0.99m
Low Tide
9:44AM0.73m
4:47PM0.69m
4:46AM0.44m
6:14PM0.60m
5:59AM0.33m
6:54PM0.50m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:50
5:51
 mm
1
1
1
Temp °C
26
26
20
20
19
19
19
18
18
18
18
18
18
18
18
18
18
19
19
19
18
18
Feels °C
25
25
17
19
18
18
20
18
17
17
17
17
17
17
17
18
18
20
18
19
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 

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