Barra do Sul Surf Break

Lat Long: 26.50° S 48.63° W

Barra do Sul 48 hour detailed Surf Forecast

Issued: 8 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Barra do Sul sea temperature is
19.6°C
0.2° 

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


How big are the waves at Barra do Sul today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.3m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.4m), 8s period with ENE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 4ft (1.2m), 8s period with ENE swell.

The current surf forecast for Barra do Sul at 12AM is: 1.5m 9s primary swell from a East direction and 0.1m 11s secondary swell from a South direction (forecast issued at 08:00pm September 20). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (21 Sep)4.5ft (1.3m)9s
Afternoon (21 Sep)4.5ft (1.4m)8s
Evening (21 Sep)4ft (1.2m)8s

Table - waves today at Barra do Sul. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 63mm), heaviest during Tue morning. Warm (max 31°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light.

Sun
20
Monday
21
Tuesday
22
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
2
1
1
2
1
0
1
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
Wave
Height (m)
Direction
Period (s)
1.7
ENE
9
1.6
ENE
9
1.5
E
9
1.4
ENE
9
1.3
ENE
9
1.3
E
9
1.2
ENE
9
1.4
ENE
8
1.4
ENE
8
1.2
ENE
8
1.4
ENE
8
1
E
8
0.9
ENE
8
0.8
E
8
0.8
E
8
0.7
E
8
1.3
SSE
6
1.5
SSE
6
Wave Graph
Metric surfscale
Energy kJ
484
422
355
311
270
257
222
262
262
217
250
137
109
82
82
64
105
164
Wind (km/h)
10
NE
10
NW
10
N
10
N
10
NNW
5
N
10
NNE
10
NNE
15
SE
15
SSE
20
S
20
SE
15
SE
25
SE
20
SSE
15
SE
20
SE
20
SSE
Wind State
cross-on
cross-off
cross
cross
cross-off
cross
cross-on
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
10:36PM0.78m
11:51AM0.99m
11:31PM0.92m
12:24PM1.10m
Low Tide
6:19PM0.51m
5:53AM0.28m
6:39PM0.43m
6:24AM0.17m
6:59PM0.36m
thunderstorm
clear
part cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
mod rain
light rain
heavy rain
heavy rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:08
6:09
6:09
 mm
2
7
5
13
18
5
1
2
Temp °C
21
23
23
21
20
24
29
31
22
20
19
18
17
16
14
14
14
13
Feels °C
23
25
24
22
21
26
29
32
23
20
18
17
16
13
12
12
11
9
  • 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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