Barra do Una surfForecast / São Paulo / Brazil

information circle16 Day Weather and Surf, issued 8 pm Monday 01 Jun 2026 -03
Forecast update in hr  min  s Forecast update imminent
Barra do Una surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barra do Una sea temperature is
21.7° C
(Which is normal for this time of year)

Barra do Una surf forecast from 2 Jun 2026:

  • Best quality surf: Wednesday 3 Jun, 9PM (local time) - 3.5ft (1.0m), 8s period, SSE swell with glassy winds.
  • Most powerful swell: Thursday 4 Jun, 12AM (local time) - 3ft (0.9m), 12s period, SSE swell with 242 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 2 Jun, 12PM (local time) - 3ft (0.9m), 8s period with SSE 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 (Jun 02) at 12PM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.2m and 6s. Another secondary swell of 0.8m and 6s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barra do Una in the next 16 days are 0.9m 12s and forecast to arrive on Thursday (Jun 04) at 12AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Tuesday (Jun 09) at 3AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Tue 2nd Jun)3ft (0.9m) 8s
Best Surf 9PM (Wed 3rd Jun)3.5ft (1.0m) 8s
Most Powerful12AM (Thu 4th Jun)3ft (0.9m) 12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Tue morning. Warm (max 21°C on Thu afternoon, min 16°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Thu night. Warm (max 21°C on Fri morning, min 17°C on Sat night). Wind will be generally light.

Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Mon
8
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
1
0
0
0
1
2
2
1
1
2
1
2
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSE
9
1
SSE
10
0.9
SSE
7
0.8
SSE
6
1
SSE
9
1.2
S
8
0.9
SSE
12
0.8
SSE
11
0.8
SSE
11
0.8
SSE
11
0.8
SSE
13
0.7
SSE
12
0.7
SSE
12
0.6
SSE
11
0.5
S
11
0.4
SSE
10
0.4
SSE
10
0.4
SSE
10
0.3
SSE
9
0.4
SSE
8
0.3
SSE
12
Wave Graph
Metric surfscale
Energy kJ
52
204
62
41
144
191
242
167
164
170
222
152
142
97
58
34
32
31
16
20
27
Wind (km/h)
5
W
5
WSW
10
S
10
S
10
SW
10
S
5
ENE
15
ENE
20
E
20
E
10
E
15
E
10
NE
5
W
5
SE
5
N
5
WNW
10
SSE
10
N
5
NNW
10
SE
glassy
cross-on
cross-on
cross-on
on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross
cross
glassy
glassy
cross-on
off
glassy
cross
High Tide
3:05AM1.17m
3:56PM1.24m
3:41AM1.17m
4:33PM1.21m
4:21AM1.17m
5:15PM1.16m
5:06AM1.14m
6:03PM1.12m
5:57AM1.11m
6:59PM1.08m
6:56AM1.07m
8:03PM1.05m
8:04AM1.04m
Low Tide
9:17PM0.44m
9:18AM0.13m
9:44PM0.48m
9:52AM0.17m
10:12PM0.52m
10:30AM0.22m
10:46PM0.56m
11:19AM0.28m
11:38PM0.61m
12:37PM0.35m
1:57AM0.64m
2:26PM0.37m
3:28AM0.61m
3:49PM0.36m
clear
rain showers
rain showers
rain showers
part cloud
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:45
6:45
6:45
6:46
6:46
6:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:27
5:27
5:27
5:27
5:27
5:27
1
2
1
1
2
1
1
1
Temp °C
18
19
20
20
20
20
19
20
21
20
21
21
19
21
21
18
20
20
18
20
20
19
20
20
20
20
20
21
20
20
18
21
21
18
22
22
19
21
21
18
21
21
Swell 1
Height (m)
Direction
Period (s)
0.6
SSE
9
0.8
SSE
10
0.9
SSE
7
0.8
SSE
6
1
SSE
9
0.9
SSE
8
0.9
SSE
12
1
SE
7
0.9
ESE
7
0.8
SSE
11
0.9
ESE
6
0.7
SSE
12
0.7
SSE
12
0.7
ESE
7
0.5
ESE
6
0.4
ESE
6
0.4
SSE
10
0.4
SSE
10
0.3
SSE
9
0.4
SSE
8
0.5
S
7
Energy kJ
52
120
62
41
144
119
242
91
78
170
66
152
142
41
24
15
32
31
16
20
25
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
11
0.5
S
8
0.5
SE
9
0.4
SE
9
0.6
SE
8
0.3
SSE
12
0.8
SE
7
0.8
SSE
11
0.8
SSE
11
0.8
SSE
13
0.7
ESE
6
0.6
SSE
11
0.5
S
11
0.4
SSE
10
0.4
ESE
6
0.3
ESE
6
0.3
ESE
6
0.2
ESE
6
0.3
SSE
12
Energy kJ
31
34
36
27
45
29
63
167
164
222
44
97
58
34
13
7
8
4
27
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
6
0.3
E
6
0.2
E
6
0.1
E
6
0.2
ESE
8
0.1
S
14
0.1
S
12
0.2
S
12
0.2
ESE
6
Energy kJ
7
6
2
1
7
4
3
12
4
Wind waves
Height (m)
Direction
Period (s)
1
SSE
10
1.2
S
8
1.2
ESE
7
1.3
ESE
6
0.8
ESE
6
0.8
E
7
Energy kJ
204
191
116
121
42
56
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
2
2
2
1
2
2
1
2
1
1
1
1
1
1
1
1
Distance (km)
0
2
188
12
22
164
0
0
86
88
0
0
0
2
105
7
7
454
164
114
124
Best forecast wave conditions in São Paulo
Rating
(10 max)
2
2
1
1
1
2
3
3
3
2
2
3
2
2
1
1
1
1
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
1
1
2
2
3
3
3
3
3
3
3
3
1
2
1
1
1
2
1
Header Global
Rating
(10 max)
5
4
4
5
5
5
5
7
5
5
5
9
8
7
9
9
9
7
7
8
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

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