Barre do Sai Surf Break

Lat Long: 25.99° S 48.60° W

Barre do Sai Surf Forecast and Surf Report

Issued: 2 am 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Barre do Sai sea temperature is
18.7° C
0.1° 

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


Barre do Sai surf forecast from 9 Jul 2026:

  • Best quality surf: Saturday 11 Jul, 12AM (local time) - 2.5ft (0.8m), 14s period, ESE swell with cross-offshore winds.
  • Most powerful swell: Sunday 12 Jul, 9PM (local time) - 5ft (1.5m), 8s period, SSE swell with 298 kJ wave energy.
  • Next surfable swell (1★+): Thursday 9 Jul, 9AM (local time) - 1.5ft (0.5m), 10s period with ESE swell.

Best Forecast Surf Conditions for Barre do Sai this week:

The surf forecast for Barre do Sai over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 09) at 9AM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.1m and 10s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barre do Sai in the next 16 days are 1.5m 8s and forecast to arrive on Sunday (Jul 12) at 9PM. 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 3s period and expected on Wednesday (Jul 15) at 3AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Thu 9th Jul)1.5ft (0.5m) 10s
Best Surf12AM (Sat 11th Jul)2.5ft (0.8m) 14s
Most Powerful 9PM (Sun 12th Jul)5ft (1.5m) 8s

Table - best surf conditions forecast for Barre do Sai over the next 16 days.


Short Range Forecast

Light rain (total 5mm), mostly falling on Sat night. Warm (max 20°C on Fri morning, min 12°C on Thu morning). Wind will be generally light.

Days 4-6 Weather Summary

Some drizzle, heaviest during Sun night. Very mild (max 18°C on Sun morning, min 11°C on Tue night). Wind will be generally light.

Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
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
1
0
2
2
0
0
0
0
0
0
0
1
1
0
1
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
ESE
10
0.4
ESE
10
0.4
ESE
10
0.3
ESE
14
0.7
ESE
12
0.8
ESE
14
0.8
ESE
13
0.8
ESE
13
0.8
ESE
13
0.7
ESE
12
0.7
SE
12
0.9
SE
12
1.2
SSE
7
0.8
SE
11
1.6
SSE
8
0.7
SE
10
0.6
SE
10
0.6
SE
9
0.6
ESE
9
0.7
ESE
9
0.6
ESE
9
Wave Graph
Metric surfscale
Energy kJ
63
41
39
40
138
226
201
195
192
138
154
232
140
177
288
94
76
68
55
70
62
Wind (km/h)
5
WNW
10
NE
5
NNW
5
WSW
10
SE
10
SW
0
NNE
5
ENE
5
NNE
10
SSW
10
SE
10
SE
10
SE
10
SE
10
SSW
5
W
10
ENE
5
NNW
5
WNW
10
ENE
5
NW
Wind State
glassy
cross-on
cross-off
glassy
cross-on
cross-off
glassy
cross-on
cross
cross
on
cross-on
cross-on
on
cross
glassy
cross-on
cross-off
glassy
cross-on
glassy
High Tide
10:47AM1.13m
11:19PM1.02m
11:59AM1.21m
00:19AM1.03m
1:03PM1.31m
1:10AM1.06m
1:58PM1.39m
1:56AM1.11m
2:47PM1.42m
2:37AM1.16m
3:31PM1.41m
3:17AM1.22m
4:13PM1.36m
Low Tide
6:45PM0.45m
6:45AM0.43m
7:43PM0.41m
7:23AM0.33m
8:32PM0.41m
7:53AM0.23m
9:15PM0.45m
8:15AM0.15m
9:46PM0.51m
8:33AM0.09m
9:35PM0.58m
8:56AM0.06m
9:07PM0.59m
clear
clear
clear
clear
part cloud
rain showers
part cloud
rain showers
rain showers
part cloud
cloud
light rain
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:01
7:01
7:01
7:01
7:00
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:37
5:37
5:38
5:38
5:39
 mm
1
1
3
1
Temp °C
16
17
15
20
19
16
17
18
17
18
18
16
15
16
15
16
17
15
16
17
15
Feels °C
15
16
14
19
17
16
18
18
17
18
18
14
14
14
13
15
16
14
15
16
15
  • 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
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Information about the Barre do Sai Surf forecast

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

Barre do Sai is 13 km (8 miles) from Guaratuba. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Guaratuba. Guaratuba has rooms for a wide range of budgets as well as car hire and transport links.

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