Barra do Sul Surf Break

Lat Long: 26.50° S 48.63° W

Barra do Sul Surf Forecast and Surf Report

Issued: 8 am 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's Barra do Sul sea temperature is
19.5° C
1.2° 

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 3 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 9PM (local time) - 2ft (0.6m), 19s period, SE swell with glassy winds.
  • Most powerful swell: Sunday 9 Aug, 12PM (local time) - 2.5ft (0.8m), 15s period, SE swell with 258 kJ wave energy.
  • Next surfable swell (1★+): Monday 3 Aug, 12PM (local time) - 2.5ft (0.7m), 7s period with E 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 Monday (Aug 03) at 12PM. The primary swell is predicted to be 0.7m and 7s period with a secondary swell of 0.1m and 11s. 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 0.8m 15s and forecast to arrive on Sunday (Aug 09) at 12PM. 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 2s period and expected on Friday (Aug 07) at 6AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Mon 3rd Aug)2.5ft (0.7m) 7s
Best Surf 9PM (Sat 8th Aug)2ft (0.6m) 19s
Most Powerful12PM (Sun 9th Aug)2.5ft (0.8m) 15s

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


The Lowdown

G’day, this is Rusty. Let’s talk about Barra do Sul. The next week and a half is a bit of a mixed bag. We’ve got a few mornings with some clean, small waves, but the afternoons are mostly a write-off with the wind turning onshore. The standout window is a good week away on Monday the 10th of August, where we finally see a solid pulse of swell and decent conditions. Before that, it’s a lot of waiting.

Starting off now, Monday the 3rd of August, there’s surfable waves at 2ft from the east, but the conditions are very ordinary. The morning is glassy at 3 mph wind, and the water is 67°, which is a touch warmer than normal for this time of year. The combined wave energy is weak (57). By the afternoon, the wind swings around to the east-northeast at 6 mph, and it’s a cross-on mess, so no good.

Tuesday the 4th is more of the same. Morning glass at 2ft, energy weak (61). Afternoon crumbles. Wednesday the 5th, a clear morning, tiny 2ft with glassy conditions, but the combined energy is still low (87). Thursday the 6th shows a slight bump in the morning with 3ft from the east and a clean cross-off breeze, and the energy creeps into the moderate range (102). Not a standout, but a sessionable little bank. The rest of the week through to Sunday the 9th is a frustrating run of onshore winds and deteriorating surf, with Saturday the 8th morning offering a brief glassy window at 3ft and moderate energy (109), but it’s still very ordinary.

Now for the real news. Monday the 10th of August is the one to circle. The morning brings a solid 5ft swell from the south-southeast, with a clean cross-off wind from the south-southwest at 6 mph. The combined energy jumps to 312 (moderate). The afternoon gets even better: 7ft from the same direction, still cross-off at 6 mph, and the energy rockets up to 755 (strong). This is the best on offer—clean, powerful, and worth the wait. The 7ft is going to be a step up, so it’s for experienced surfers only.

The rest of the second week tapers off. Tuesday the 11th and Wednesday the 12th have clean cross-off winds but the swell drops to 3ft and 2ft, and the energy falls back to moderate. There’s a long-period groundswell peaking on Friday the 14th of August, with a 16-second period from the southeast offering 3ft and very strong energy (541), but the wind is a light cross-on. The period is very long, so this will be a straight, fast wave for a point or reef, not a beachie. Saturday the 15th morning is clean but tiny at 2ft. Sunday the 16th of August morning has a clean 5ft from the east, but it’s short period (7 seconds) and the afternoon is onshore. Not a stand-out, but a decent last look.

Crowds at Barra do Sul are sometimes an issue, so you might have company, especially on the good days. The best call is definitely Monday the 10th of August—morning for the build, afternoon for the peak. Keep an eye on it.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Warm (max 23°C on Wed morning, min 16°C on Mon morning). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 22mm), heaviest during Fri night. Warm (max 25°C on Thu afternoon, min 15°C on Fri night). Wind will be generally light.

Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
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
1
1
0
0
1
0
2
1
0
0
0
2
2
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)
0.7
E
7
0.7
E
7
0.6
E
7
0.6
E
7
0.4
SE
12
0.7
E
7
0.7
E
7
0.7
E
7
0.6
E
7
0.7
E
8
0.8
E
8
1.1
ENE
8
0.9
ENE
7
0.9
ENE
7
0.9
E
8
0.9
E
8
1
ENE
8
0.6
SE
18
0.5
SE
15
1.4
SSE
5
1.4
SE
6
Wave Graph
Metric surfscale
Energy kJ
52
51
37
35
50
47
45
45
34
60
78
145
97
91
103
108
144
208
109
98
167
Wind (km/h)
5
W
10
NE
10
NNE
5
NNW
10
ENE
5
NNE
5
NW
10
ENE
5
N
5
NW
15
ENE
5
NNW
10
W
15
SE
15
SSE
5
SSE
5
SSE
5
NW
5
S
15
SE
20
SSE
Wind State
glassy
cross-on
cross
glassy
on
glassy
glassy
cross-on
cross
cross-off
cross-on
glassy
off
cross-on
cross-on
cross-on
glassy
glassy
cross
cross-on
cross-on
High Tide
5:58PM1.00m
6:08AM1.03m
6:48PM0.90m
7:13AM0.94m
7:50PM0.79m
8:40AM0.90m
9:11PM0.73m
10:23AM0.93m
10:38PM0.74m
11:52AM1.04m
11:46PM0.81m
12:50PM1.15m
00:36AM0.90m
Low Tide
10:37AM0.20m
10:40PM0.37m
11:14AM0.32m
11:19PM0.41m
11:58AM0.47m
00:07AM0.46m
5:24PM0.51m
1:37AM0.51m
5:15AM0.46m
6:34PM0.44m
6:13AM0.33m
7:25PM0.39m
6:59AM0.20m
8:06PM0.37m
cloud
light rain
cloud
cloud
cloud
part cloud
clear
clear
part cloud
rain showers
part cloud
rain showers
light rain
light rain
heavy rain
cloud
light rain
rain showers
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:50
6:50
6:50
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:49
5:49
5:50
5:50
5:51
5:51
 mm
1
1
2
1
4
11
1
2
3
Temp °C
20
21
19
21
21
19
23
22
20
24
25
22
23
19
16
15
16
16
17
18
16
Feels °C
21
21
20
22
22
21
24
22
21
25
25
22
24
19
14
15
17
17
18
17
13
  • 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 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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