Barra do Una Surf Break

Lat Long: 24.43° S 47.04° W

Barra do Una Surf Forecast and Surf Report

Issued: 2 am 02 Aug 2026 (local time)

Forecast update in  hr  min

Today's Barra do Una sea temperature is
20.1° C
1.1° 

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


Barra do Una surf forecast from 2 Aug 2026:

  • Best quality surf: Tuesday 4 Aug, 12AM (local time) - 1.5ft (0.5m), 7s period, E swell with offshore winds.
  • Most powerful swell: Sunday 9 Aug, 3AM (local time) - 5.5ft (1.7m), 7s period, S swell with 298 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 4 Aug, 12AM (local time) - 1.5ft (0.5m), 7s period with E swell.

Best Forecast Surf Conditions for Barra do Una this week:

The surf forecast for Barra do Una over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 04) at 12AM. The primary swell is predicted to be 0.5m and 7s period with a secondary swell of 0.3m and 11s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Barra do Una in the next 16 days are 1.7m 7s and forecast to arrive on Sunday (Aug 09) at 3AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 2s period and expected on Thursday (Aug 06) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12AM (Tue 4th Aug)1.5ft (0.5m) 7s
Best Surf12AM (Tue 4th Aug)1.5ft (0.5m) 7s
Most Powerful 3AM (Sun 9th Aug)5.5ft (1.7m) 7s

Table - best surf conditions forecast for Barra do Una over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 27°C on Sun morning, min 17°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 33°C on Fri afternoon, min 18°C on Wed night). Wind will be generally light.

Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
0
1
1
1
1
0
0
1
1
1
1
1
1
1
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)
0.8
ESE
7
0.7
ESE
7
0.6
E
7
0.5
E
7
0.5
E
7
0.5
E
7
0.3
SSE
13
0.5
S
12
0.6
S
12
0.6
SSE
11
0.6
SSE
11
0.5
SSE
10
0.6
E
8
0.6
E
8
0.6
E
8
0.5
E
8
0.5
E
7
0.7
E
8
0.3
SSE
9
0.2
SSE
9
1
S
6
Wave Graph
Metric surfscale
Energy kJ
62
54
36
24
24
24
34
76
101
95
93
58
43
44
41
29
28
55
16
8
66
Wind (km/h)
5
NNW
15
SSW
10
WSW
5
WSW
5
ESE
5
NNE
5
SW
5
ESE
5
NNW
5
W
10
S
5
NNW
0
WSW
5
E
10
N
5
WNW
5
NNE
15
NNW
15
SW
15
SSE
5
WNW
Wind State
cross-off
on
cross-on
glassy
cross
off
glassy
glassy
cross-off
cross
cross-on
glassy
glassy
cross-off
off
glassy
glassy
cross-off
cross-on
cross-on
cross
High Tide
5:05PM1.27m
5:09AM1.33m
5:43PM1.18m
5:54AM1.23m
6:25PM1.07m
6:49AM1.11m
7:16PM0.94m
8:04AM1.00m
8:26PM0.82m
10:03AM0.97m
10:12PM0.78m
12:45PM1.09m
11:57PM0.86m
Low Tide
10:41AM0.14m
10:35PM0.38m
11:05AM0.25m
10:55PM0.42m
11:30AM0.39m
11:20PM0.47m
11:58AM0.55m
11:51PM0.53m
4:44PM0.62m
00:45AM0.61m
4:49AM0.53m
6:13PM0.56m
6:02AM0.39m
7:12PM0.48m
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
cloud
part cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:43
6:41
6:41
6:41
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:45
5:45
5:45
5:45
5:46
5:46
 mm
1
Temp °C
27
23
18
20
20
19
23
22
22
24
23
20
24
24
23
31
33
28
22
21
21
Feels °C
26
22
19
21
21
20
24
23
22
24
24
21
25
25
22
31
33
26
21
21
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 
submit an eyeball surf report

Quick surf report for Barra do Una:

join our community of surf reporters

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 Barra do Una 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.


Information about the Barra do Una Surf forecast

The above surf forecast table for Barra do Una provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Barra do Una can be found by selecting the local surf guide option on the grey menu. Our Barra do Una surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Barra do Una) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Barra do Una may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Barra do Una is 13 km (8 miles) from the city of Peruibe. If you plan a holiday in São Paulo, look for hotels and other accommodation in Peruibe. Peruibe has rooms for a wide range of budgets as well as car hire and transport links.

Nearest locationNearest