Surf Break

Lat Long: 27.37° S 48.53° W

Prainha 48 hour detailed Surf Forecast

Issued: 8 pm 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's Prainha sea temperature is
19.2°C
0.6° 

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 (28 Sep):

  • Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.7m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (28 Sep, local time) - 3ft (0.9m), 6s period with E swell.
  • Evening surf: Evening surf (28 Sep, local time) - 3.5ft (1.0m), 6s period with E swell.

The current surf forecast for Prainha at 4AM is: 0.7m 10s primary swell from a South direction and 0.5m 5s secondary swell from a South-southeast direction (forecast issued at 08:00pm September 27). The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (28 Sep)2.5ft (0.7m)9s
Afternoon (28 Sep)3ft (0.9m)6s
Evening (28 Sep)3.5ft (1.0m)6s

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


Short Range Forecast

Heavy rain (total 43mm), heaviest during Tue afternoon. Warm (max 21°C on Mon morning, min 16°C on Wed afternoon). Wind will be generally light.

Sun
27
Monday
28
Tuesday
29
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
1
1
0
0
0
0
0
0
0
0
0
2
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
11
0.5
S
11
0.6
S
10
0.7
S
10
0.7
S
10
0.7
S
9
0.6
S
9
0.9
E
6
1
E
6
1
E
6
1
E
6
1.1
E
6
1.1
ENE
6
1.4
ENE
6
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
Wave Graph
Metric surfscale
Energy kJ
40
58
80
96
90
85
61
54
69
73
75
94
101
153
219
225
238
292
Wind (km/h)
5
E
0
SE
0
WSW
5
SW
5
WNW
5
N
10
NNE
5
E
5
ESE
5
NE
10
N
10
NNW
15
N
10
NNE
5
WNW
0
NNE
5
N
10
NNW
Wind State
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross
cross-on
cross-on
cross-off
glassy
cross-on
cross-on
High Tide
2:42AM1.02m
3:01PM0.85m
3:20AM0.98m
3:27PM0.78m
Low Tide
8:40PM0.19m
9:18AM0.15m
8:54PM0.19m
9:51AM0.27m
8:59PM0.20m
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
rain showers
part cloud
cloud
cloud
light rain
light rain
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:56
—
—
—
—
—
—
—
5:56
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:12
—
—
—
—
—
—
—
6:12
—
—
—
—
—
—
—
6:13
—
 mm
—
—
—
3
2
1
1
1
1
6
3
—
—
—
1
1
17
2
Temp °C
20
19
19
19
19
20
21
20
20
19
19
19
19
20
20
20
20
20
Feels °C
22
22
22
22
22
22
22
22
23
21
20
20
20
22
22
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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