Surf Break

Lat Long: 27.37° S 48.53° W

Prainha 48 hour detailed Surf Forecast

Issued: 8 am 12 Oct 2026 (local time)

Forecast update in  hr  min

Today's Prainha sea temperature is
20.3°C
0.3° 

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


How big are the waves at Prainha today (12 Oct):

  • Morning surf: Morning surf (12 Oct, local time) - 3ft (0.9m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (12 Oct, local time) - 3ft (0.9m), 8s period with S swell.
  • Evening surf: Evening surf (12 Oct, local time) - 2.5ft (0.7m), 8s period with S swell.

The current surf forecast for Prainha at 1PM is: 0.9m 8s primary swell from a South direction and 0.6m 7s secondary swell from a East direction (forecast issued at 08:00am October 12). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (12 Oct)3ft (0.9m)8s
Afternoon (12 Oct)3ft (0.9m)8s
Evening (12 Oct)2.5ft (0.7m)8s

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


Short Range Forecast

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

Monday
12
Tuesday
13
Wednesday
14
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)
1
1
1
0
1
1
1
1
2
2
0
1
2
2
1
2
1
1
0
0
1
1
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)
0.8
S
8
0.9
S
8
0.9
S
8
0.9
S
8
0.8
S
8
0.7
S
8
0.6
S
8
0.6
S
10
0.8
S
10
0.8
S
10
0.9
S
10
0.9
SSE
10
0.9
SSE
10
0.9
SSE
10
0.9
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
8
0.9
SSE
8
Wave Graph
Metric surfscale
Energy kJ
84
108
108
105
84
61
44
71
125
125
158
160
157
157
154
153
119
116
113
106
101
122
Wind (km/h)
5
S
5
SE
5
SE
5
ESE
5
E
0
SE
0
SSW
5
WSW
5
W
5
NW
10
NE
5
ENE
0
SE
10
SSW
5
SSW
5
S
5
SSW
5
SSE
5
ENE
10
E
5
S
5
SSW
Wind State
glassy
glassy
glassy
cross
glassy
glassy
glassy
glassy
glassy
glassy
on
on
glassy
cross-off
glassy
glassy
glassy
glassy
cross-on
cross-on
glassy
glassy
High Tide
2:28PM0.83m
3:01AM0.94m
2:49PM0.80m
3:36AM0.87m
3:11PM0.76m
Low Tide
8:29AM0.26m
8:09PM0.12m
8:36AM0.32m
8:28PM0.11m
8:47AM0.39m
8:53PM0.13m
part cloud
cloud
rain showers
part cloud
cloud
light rain
light rain
mod rain
cloud
part cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
cloud
part cloud
cloud
cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
—
—
—
—
—
—
5:39
—
—
—
—
—
—
—
5:39
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:19
—
—
—
—
—
—
—
6:20
—
—
—
—
—
—
—
6:21
—
 mm
—
—
1
—
—
1
2
9
—
—
—
—
1
1
—
—
—
—
—
—
1
—
Temp °C
15
16
17
17
17
17
17
16
17
19
22
22
20
19
18
18
19
20
22
22
20
20
Feels °C
15
17
18
17
18
18
19
17
18
21
23
24
23
20
20
20
21
22
24
23
22
22
  • 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 Prainha 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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