Barra do Sul Surf Break

Lat Long: 26.50° S 48.63° W

Barra do Sul Surf Forecast and Surf Report

Issued: 8 pm 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Barra do Sul sea temperature is
20.2°C
1.4° 

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


Barra do Sul surf forecast from 2 Sep 2026:

  • Best quality surf: Wednesday 2 Sep, 6AM (local time) - 4ft (1.2m), 10s period, SE swell with glassy winds.
  • Most powerful swell: Wednesday 2 Sep, 12PM (local time) - 6.5ft (2.0m), 10s period, SSE swell with 763 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 2 Sep, 6AM (local time) - 4ft (1.2m), 10s period with SE swell.

Best Forecast Surf Conditions for Barra do Sul this week:

The surf forecast for Barra do Sul over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 02) at 6AM. The primary swell is predicted to be 1.2m and 10s period with a secondary swell of 0.6m and 9s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barra do Sul in the next 16 days are 2.0m 10s and forecast to arrive on Wednesday (Sep 02) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Wed 2nd Sep)4ft (1.2m) 10s
Best Surf 6AM (Wed 2nd Sep)4ft (1.2m) 10s
Most Powerful12PM (Wed 2nd Sep)6.5ft (2.0m) 10s

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


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s on the menu for Barra do Sul over the next couple of weeks.

Overall, it’s a bit of a slow start, but there’s a couple of sessions that are worth circling on the calendar. The first real surf we see kicks off Wednesday morning, but it’s nothing to write home about.

Wednesday, September 2nd starts with a bit of rain and a cross-shore breeze. We’ve got a 6ft swell from the SSE, but the energy is all over the place (1003) and the conditions are average. The afternoon drops off to 4ft, and the wind swings onshore. Not the day to rush out.

Thursday, September 3rd is a bit of a tease. The morning is clean with a light cross-offshore breeze from the north. Swell is 4ft from the SE with a solid 11-second period, and the energy is moderate (297). The water temp is about average for the time of year. It’s a small, clean day, but nothing pumping. The afternoon gets blown out.

The rest of the week into the weekend is a write-off. Thursday afternoon through to Monday, September 7th, is a mix of poor surf, small waves, and crummy winds. Swell drops below 3ft, and the energy is weak. There’s a gap of about four days with no real recommendations.

Tuesday, September 8th morning shows a little glimmer. A 3ft swell from the SE with a long 12-second period, light cross-offshore wind, and clean conditions. Energy is moderate (209). It’s a small, clean wave for the patient surfer.

Wednesday, September 9th has a bit more size (5ft to 6ft), but the wind is onshore and the period is short (7 seconds). Choppy and messy.

Thursday, September 10th afternoon is a standout, but it’s a tricky one. We’ve got a solid 10ft swell from the ENE, with very strong energy (2158). The wind is light and cross-onshore, but the file says it’s too big for this break. This is only for the experts, and even then, it’s pushing the limits. Not a beginner’s day.

Friday, September 11th morning is the real highlight. The wind goes glassy, dead calm. Swell is a solid 7ft from the E with a long 11-second period and strong energy (1001). The conditions are described as excellent for experienced surfers. This is the session to aim for. It’s a serious, powerful groundswell, so expect better shape and longer lulls between sets.

After that, the surf fades again. Sunday, September 13th brings strong winds and messy conditions. The following week looks pretty average until Tuesday, September 15th, when we get a nice run. The morning is glassy with a 5ft swell from the ESE, moderate energy (393), and clean conditions. The afternoon steps up with a light cross-offshore wind and very good conditions (520 energy). This is a solid day for a longer session.

Wednesday, September 16th and Thursday, September 17th have some residual swell, but the wind is onshore or cross, so it’s not as clean.

So, the best bet is Friday morning, September 11th, when the swell is solid and the wind is glassy. For a more manageable day, Tuesday, September 15th offers a good combo of size and clean conditions. Keep an eye on that Thursday the 10th if you’re a hardcore charger, but know it’s going to be big.

Rusty.

Short Range Forecast

Light rain (total 7mm), mostly falling on Fri afternoon. Warm (max 20°C on Thu morning, min 16°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 44mm), heaviest during Sat afternoon. Very mild (max 15°C on Fri night, min 11°C on Mon morning). Wind will be generally light.

Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
1
0
2
0
2
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
2.2
SSE
8
1.9
SSE
10
1.3
SE
11
1.3
SE
11
1.1
SE
11
0.9
SE
11
0.8
SE
11
0.6
SE
11
0.7
ENE
8
0.9
ENE
8
0.8
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.6
E
8
1.2
SE
6
1
SSE
6
1.1
SE
6
0.5
SE
12
Wave Graph
Metric surfscale
Energy kJ
559
697
357
389
268
202
142
94
63
118
90
69
66
48
46
105
70
91
69
Wind (km/h)
10
SSW
5
SSE
10
E
10
NNE
10
N
15
NE
5
NW
20
SE
15
SE
15
SSE
15
SSE
15
S
15
SSE
15
S
10
SE
20
S
15
S
10
S
15
S
Wind State
cross-off
cross
on
cross-on
cross-off
cross-on
cross-off
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
High Tide
5:46AM1.02m
6:02PM0.81m
6:56AM0.91m
1:55PM0.69m
7:05PM0.69m
8:35AM0.86m
1:41PM0.78m
8:40PM0.64m
10:43AM0.92m
10:22PM0.69m
12:02PM1.04m
11:30PM0.82m
12:42PM1.14m
00:16AM0.96m
Low Tide
10:01PM0.27m
10:30AM0.41m
10:34PM0.32m
11:02AM0.58m
4:30PM0.62m
11:14PM0.39m
3:54AM0.55m
5:48PM0.53m
00:19AM0.49m
5:15AM0.41m
6:35PM0.46m
6:06AM0.26m
7:11PM0.41m
6:47AM0.14m
7:41PM0.39m
rain showers
rain showers
part cloud
part cloud
clear
clear
clear
part cloud
light rain
mod rain
mod rain
heavy rain
mod rain
cloud
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:24
6:24
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:01
6:02
6:02
6:02
6:04
 mm
1
2
4
8
10
20
6
Temp °C
18
17
18
17
20
20
17
19
17
15
14
14
14
15
15
14
12
13
13
Feels °C
16
17
17
16
19
18
17
18
15
13
12
12
11
12
12
10
8
10
9
  • 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 Barra do Sul Surf forecast

The above surf forecast table for Barra do Sul 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 Sul can be found by selecting the local surf guide option on the grey menu. Our Barra do Sul 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 Sul) 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 Sul 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 Sul is 15 km (9 miles) from Barra Velha. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Barra Velha. Barra Velha has rooms for a wide range of budgets as well as car hire and transport links.

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