Barrinha Surf Break

Lat Long: 28.09° S 48.63° W

Barrinha Surf Forecast and Surf Report

Issued: 8 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Barrinha sea temperature is
18.7° C
0.2° 

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


Barrinha surf forecast from 12 Aug 2026:

  • Best quality surf: Thursday 13 Aug, 6AM (local time) - 6ft (1.9m), 14s period, SSE swell with cross-offshore winds.
  • Most powerful swell: Friday 14 Aug, 9AM (local time) - 8ft (2.4m), 13s period, SSE swell with 1,834 kJ wave energy.
  • Next surfable swell (1★+): Thursday 13 Aug, 3AM (local time) - 5ft (1.5m), 12s period with S swell.

Best Forecast Surf Conditions for Barrinha this week:

The surf forecast for Barrinha over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 3AM. The primary swell is predicted to be 1.5m and 12s period with a secondary swell of 1.1m and 15s. Another secondary swell of 1.0m and 5s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Barrinha in the next 16 days are 2.4m 13s and forecast to arrive on Friday (Aug 14) at 9AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 8s period and expected on Monday (Aug 17) at 3AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Thu 13th Aug)5ft (1.5m) 12s
Best Surf 6AM (Thu 13th Aug)6ft (1.9m) 14s
Most Powerful 9AM (Fri 14th Aug)8ft (2.4m) 13s

Table - best surf conditions forecast for Barrinha over the next 16 days.


The Lowdown

Alright, grab your board and listen up. Rusty here with the long-range picture for our local patch.

We’ve got a slow start with nothing worth getting wet for until Thursday morning, the 13th. Before that, Wednesday is a write-off with messy onshore chop and weak energy.

The first real standout arrives on Thursday morning, August 13th. The swell is a solid 7ft from the S with a juicy 14-second period, pushing moderate to strong energy (1576). The wind is a light cross-off from the SSW, which is huge—it’s gonna keep the faces clean. This is groundswell territory with good shape, and at 7ft it’s solid, so this one’s for the experienced crew. Water temp is right on the money at 66°, feeling totally average for this time of year.

Thursday afternoon holds in at 7ft with the same S direction, but the wind picks up a bit from the SW, still cross-off and clean, though it’s a touch less polished. Friday has size, with a 8ft swell on the morning of the 14th, but that east wind is onshore and the energy is high (2106). The onshore wind kills the vibe, so it’s a pass.

After that, the weekend goes flat and poor. Saturday and Sunday are small, choppy, and mostly weak, with energy dropping right off to just 93 on Sunday afternoon. Monday the 17th is tiny—1ft—with basically no energy (22). There’s a real dead stretch through the middle of the week.

Things start to stir again on Friday morning, August 21st. We get a clean 7ft from the S, but the period is short at 8 seconds, so the energy is moderate (594). The wind is a light cross-off from the SSW, keeping it clean. It’s still a little marginal, but a step up.

Then we get a proper standout. Saturday morning, August 22nd. This is the one to circle. Swell comes in at 7ft from the S, but the period jumps to 12 seconds, and the energy is strong (2070). Wind is light from the S, cross-off and clean. This is excellent for experienced surfers—powerful, clean lines.

Sunday the 23rd is also special. Sunday morning we get that same 7ft S swell with a 12-second period. The big difference? Glassy conditions. Wind is basically dead from the ESE, making for a mirror-like surface. Energy is still strong (1269). Crowds are possible at this spot, so get in early.

Looking into the second week, Monday the 24th afternoon brings a big spike: 8ft from the SSE with a very long 16-second period, and it’s glassy. Energy is massive at 2899. This is experts-only territory, and with that period, the sets will be long and powerful—best suited for the point and reef setups. Tuesday and Wednesday drop back to smaller, more manageable levels, with Wednesday afternoon seeing 5ft and glassy conditions again for a clean, fun session.

So to wrap it up: Thursday the 13th morning is your first real clean window. Saturday the 22nd morning and Sunday the 23rd morning are the standouts overall. The big glassy swell on Monday the 24th afternoon is for the pros only. Don’t bother paddling out before Thursday.

Rusty

Short Range Forecast

Heavy rain (total 56mm), heaviest during Fri night. Very mild (max 18°C on Fri morning, min 13°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 8mm), mostly falling on Sun morning. Warm (max 25°C on Mon morning, min 16°C on Mon night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
2
4
3
3
3
3
0
1
0
0
0
0
0
0
0
0
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.9
SSE
12
1.8
SSE
12
1.8
SSE
12
2
S
14
2
S
13
2.2
SSE
13
2.4
SSE
13
2.1
SSE
13
1.7
S
12
1.3
S
12
2
E
8
1.6
E
8
1.6
E
8
0.6
S
10
0.5
S
10
0.3
SSE
10
0.3
SSE
10
0.3
S
11
0.3
S
10
0.3
S
10
1.9
S
8
Wave Graph
Metric surfscale
Energy kJ
1064
976
992
1576
1419
1485
1834
1408
870
456
454
307
338
78
52
19
22
20
17
16
413
Wind (km/h)
20
N
15
N
15
N
10
SSW
20
SW
10
ESE
10
E
10
ENE
20
ENE
15
NNE
20
NE
20
NNE
25
NNE
15
NNE
25
NNE
25
NNE
20
NE
15
SSW
30
SSW
25
SSW
0
WNW
Wind State
cross-on
cross-on
cross
cross-off
cross-off
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
glassy
High Tide
3:50PM0.67m
1:04AM0.60m
3:20PM0.59m
1:37AM0.66m
2:58PM0.55m
2:13AM0.70m
3:07PM0.54m
2:51AM0.70m
3:26PM0.54m
3:30AM0.67m
3:49PM0.55m
4:12AM0.62m
4:15PM0.54m
Low Tide
9:02PM0.35m
8:57AM-0.08m
9:26PM0.35m
9:35AM-0.04m
9:48PM0.34m
10:10AM0.04m
10:06PM0.32m
10:44AM0.13m
7:53PM0.28m
11:16AM0.24m
8:20PM0.22m
8:42AM0.31m
8:52PM0.20m
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mod rain
heavy rain
light rain
light rain
heavy rain
light rain
part cloud
rain showers
light rain
light rain
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:47
6:47
6:46
6:45
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:51
5:51
5:52
5:52
5:52
5:52
 mm
3
1
3
7
11
4
4
23
1
2
4
1
Temp °C
14
16
16
17
17
17
18
18
18
19
20
19
20
20
19
25
24
21
14
14
14
Feels °C
12
15
15
17
15
18
19
19
17
19
19
18
20
20
18
25
24
23
9
10
14
  • Map Icons:
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  • 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 Barrinha Surf forecast

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

Barrinha is 17 km (11 miles) from Imbituba. If you plan a holiday in Santa Catarina - Sul, look for hotels and other accommodation in Imbituba. Imbituba has rooms for a wide range of budgets as well as car hire and transport links.

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