Barre da Una Surf Break
Lat Long: 23.77° S 45.90° W

Barre da Una Surf Forecast and Surf Report

Weather Forecast for Barre da Una

Issued: 8 pm 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's Barre da Una sea temperature is
21.7° C

Normal for this time of year

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


Barre da Una surf forecast from 9 Jun 2026:

  • Best quality surf: Wednesday 10 Jun, 9PM (local time) - 2.5ft (0.8m), 8s period, S swell with glassy winds.
  • Most powerful swell: Saturday 13 Jun, 3PM (local time) - 5ft (1.6m), 9s period, S swell with 377 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 10 Jun, 9PM (local time) - 2.5ft (0.8m), 8s period with S swell.

Best Forecast Surf Conditions for Barre da Una this week:

The surf forecast for Barre da Una over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jun 10) at 9PM. The primary swell is predicted to be 0.8m and 8s period with a secondary swell of 0.3m and 9s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barre da Una in the next 16 days are 1.6m 9s and forecast to arrive on Saturday (Jun 13) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Saturday (Jun 13) at 9AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Wed 10th Jun)2.5ft (0.8m) 8s
Best Surf 9PM (Wed 10th Jun)2.5ft (0.8m) 8s
Most Powerful 3PM (Sat 13th Jun)5ft (1.6m) 9s

Table - best surf conditions forecast for Barre da Una over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Wed night. Warm (max 26°C on Tue morning, min 16°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 6mm), mostly falling on Fri afternoon. Warm (max 25°C on Fri morning, min 16°C on Sat night). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Mon
15
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
0
0
0
0
0
1
1
0
0
0
0
1
0
1
1
1
0
1
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)
0.3
SSE
9
0.5
S
8
0.7
S
10
0.7
S
9
0.3
SSE
9
0.6
S
8
0.8
S
8
0.7
S
8
0.5
SSE
10
0.5
SSE
10
0.5
SSE
10
0.6
SSE
9
1
S
9
1.3
S
7
1.6
S
9
1.3
S
8
1.2
S
8
1.1
SSE
8
0.9
SSE
8
0.8
S
15
0.9
S
13
Wave Graph
Metric surfscale
Energy kJ
16
36
92
74
17
49
84
63
55
51
54
59
150
157
377
224
205
171
91
272
273
Wind (km/h)
10
N
10
NNW
10
S
5
N
0
N
5
SSW
5
N
10
NNW
5
NNE
10
N
10
NNW
5
NNW
10
NW
10
SW
10
SW
0
NW
0
NNE
10
SSE
5
N
5
NNW
5
SE
Wind State
off
cross-off
on
glassy
glassy
on
glassy
off
glassy
off
off
off
cross-off
cross-on
cross-on
glassy
glassy
cross-on
off
glassy
glassy
High Tide
9:17PM0.90m
9:08AM0.90m
10:45PM0.91m
10:45AM0.95m
11:47PM0.92m
12:04PM1.04m
00:31AM0.93m
1:04PM1.12m
1:08AM0.93m
1:55PM1.18m
1:41AM0.93m
2:42PM1.21m
2:14AM0.94m
3:25PM1.19m
Low Tide
4:12AM0.47m
4:38PM0.27m
5:12AM0.39m
5:43PM0.25m
6:06AM0.31m
6:45PM0.24m
6:55AM0.22m
7:42PM0.25m
7:41AM0.14m
8:35PM0.29m
8:25AM0.07m
9:23PM0.35m
9:09AM0.03m
clear
part cloud
clear
part cloud
part cloud
light rain
mod rain
light rain
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:41
6:41
6:41
6:43
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:22
5:23
5:23
5:23
5:23
 mm
1
6
1
2
2
2
Temp °C
18
26
24
20
23
20
19
21
23
19
25
24
23
19
18
18
22
21
18
25
26
Feels °C
17
25
23
20
23
21
21
23
24
20
26
26
24
20
18
19
22
22
19
26
27
Swell 1
Height (m)
Direction
Period (s)
0.3
SSE
9
0.5
S
8
0.7
S
10
0.7
S
9
0.5
S
8
0.6
S
8
0.8
S
8
0.7
S
8
0.5
S
7
0.5
SSE
10
0.5
SSE
10
0.6
SSE
9
0.1
SE
13
1.3
S
7
1.6
S
9
1.3
S
8
1.2
S
8
1.1
SSE
8
0.9
SSE
8
0.8
S
15
0.9
S
13
Energy kJ
16
36
92
74
34
49
84
63
28
51
54
59
7
157
377
224
205
171
91
272
273
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
7
0.3
S
11
0.3
E
5
0.2
E
5
0.3
SSE
9
0.3
SSE
9
0.4
SE
11
0.5
SSE
10
0.5
SSE
10
0.5
S
7
0.3
SSW
6
0.2
SSW
6
0.3
SE
13
0.5
SE
9
0.4
SE
9
0.4
SE
8
0.2
ESE
8
0.1
S
14
0.2
ESE
10
0.6
SSE
7
0.5
SSE
7
Energy kJ
9
20
4
2
17
16
30
60
55
27
6
4
27
37
19
17
6
4
10
43
27
Swell 3
Height (m)
Direction
Period (s)
0.3
E
3
0.2
E
4
0.2
ESE
7
0.2
ESE
7
0.3
E
6
0.2
E
6
0.2
E
6
0.2
E
6
0.2
E
7
0.1
SE
14
0.3
SE
14
0.2
E
6
0.2
SSE
9
0.2
SSE
13
0.2
E
7
0.1
SE
12
0.1
S
14
0.3
S
14
0.4
S
11
0.5
S
10
Energy kJ
2
1
5
4
7
3
3
3
3
8
29
3
8
16
4
6
4
37
37
47
Wind waves
Height (m)
Direction
Period (s)
0.4
ENE
3
0.4
NNW
3
0.4
NNW
3
0.3
NNW
3
1
S
9
1.7
SSW
7
0.6
E
4
0.6
E
5
0.4
ESE
5
Energy kJ
4
3
3
2
150
327
11
15
7
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
34
5
103
5
12
37
0
0
5
5
5
5
0
88
28
0
0
18
0
0
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
2
2
Best forecast wave conditions in Brazil
Rating
(10 max)
1
1
1
2
1
1
1
2
1
1
1
1
3
2
2
2
2
2
2
2
3
Header Global
Rating
(10 max)
6
9
6
5
5
8
9
6
6
5
7
7
4
4
5
4
4
6
6
4
4
  • 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 Barre da Una Surf forecast

The above surf forecast table for Barre da Una provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Barre da Una can be found by selecting the local surf guide option on the grey menu. Our Barre da 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 (Barre da 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 Barre da 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.

Are you planning a holiday in São Paulo? If you are looking for accommodation near Barre da Una, camping, hotels and holiday cottages in São Paulo, consider staying in Biritiba Mirim which is 26 km (16 miles) away. Other places in and around São Paulo where you can find information about places to rent, and car hire include Bertioga which is 27 km (17 miles) away, Mogi das Cruzes, Guararema and Moji das Cruzes.

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