Praia do Porto surfForecast / Santa Catarina – Sul / Brazil

information circle16 Day Weather and Surf, issued 2 pm Thursday 21 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Praia do Porto surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia do Porto sea temperature is
20.3° C
(Which is 1.1°C colder than average for this time of year)

Best Forecast Surf Conditions for Praia do Porto this week:

The surf forecast for Praia do Porto over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (May 21) at 9PM. The primary swell is predicted to be 3.0m and 14s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Praia do Porto in the next 16 days are 2.5m 14s and forecast to arrive on Friday (May 22) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Sunday (May 24) at 6AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Thu 21st May)10ft (3.0m) 14s
Best Surf 9PM (Thu 21st May)10ft (3.0m) 14s
Most Powerful12AM (Fri 22nd May)8ft (2.5m) 14s

Table - best surf conditions forecast for Praia do Porto over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 14mm), heaviest on Fri night. Very mild (max 19°C on Sun morning, min 12°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Warm (max 21°C on Tue morning, min 15°C on Tue night). Wind will be generally light.

Thu
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
3
4
4
4
4
3
3
3
2
1
2
1
0
1
2
1
1
1
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
S
14
2.5
S
14
2.5
S
14
2.3
S
14
2
S
13
1.6
S
12
1.5
S
12
1.3
S
11
1.1
S
11
1
S
10
0.9
S
10
0.8
S
10
0.7
SSE
16
1.3
SSE
14
1.1
S
12
1
S
12
0.8
S
11
0.6
S
10
0.6
S
10
0.5
S
10
0.7
S
6
Wave Graph
Metric surfscale
Energy kJ
3345
3029
2534
2094
1355
759
625
411
279
218
158
117
223
655
359
266
149
80
74
53
35
Wind (km/h)
20
S
10
WSW
10
SW
10
S
10
WNW
5
WNW
0
ENE
10
WSW
10
W
20
SSW
5
WSW
5
W
15
ENE
10
N
5
WSW
20
S
15
SW
15
SW
20
SSW
10
WSW
5
SW
cross-off
cross-off
off
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross-off
off
glassy
on
cross-on
cross-off
cross-off
off
off
cross-off
cross-off
off
High Tide
7:07PM0.55m
5:53AM0.52m
7:49PM0.53m
7:03AM0.52m
8:34PM0.51m
7:58AM0.52m
11:16PM0.50m
9:17AM0.52m
11:00PM0.51m
10:53AM0.54m
11:16PM0.52m
11:36AM0.56m
11:41PM0.53m
Low Tide
8:59PM0.48m
1:06PM0.17m
8:45PM0.47m
2:17PM0.20m
8:46PM0.46m
3:32AM0.35m
3:39PM0.19m
4:12AM0.29m
4:25PM0.17m
4:44AM0.22m
5:03PM0.16m
5:16AM0.16m
5:43PM0.16m
5:53AM0.10m
clear
clear
part cloud
cloud
heavy rain
cloud
cloud
rain showers
part cloud
part cloud
rain showers
clear
clear
rain showers
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:54
6:54
6:54
6:54
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:29
5:28
5:28
5:28
5:27
5:27
5:27
12
2
1
1
Temp °C
16
13
15
16
16
15
18
16
19
20
18
20
20
18
21
19
18
19
19
16
19
11
11
13
15
17
15
19
17
18
18
18
20
19
18
22
17
15
16
16
15
18
Swell 1
Height (m)
Direction
Period (s)
3
S
14
2.5
S
14
2.5
S
14
2.3
S
14
2
S
13
1.6
S
12
1.5
S
12
1.6
E
7
1.4
ENE
8
1.2
ENE
8
1.1
SE
6
0.9
ESE
6
0.9
E
6
1.3
SSE
14
1.1
S
12
1
S
12
0.8
S
11
0.7
E
6
0.6
S
10
0.8
S
6
0.7
S
6
Energy kJ
3345
3029
2534
2094
1355
759
625
269
220
155
106
62
62
655
359
266
149
36
74
40
34
Swell 2
Height (m)
Direction
Period (s)
0.6
E
5
1.2
ESE
6
1
E
6
1.3
S
11
1.1
S
11
1
S
10
0.9
S
10
0.8
S
10
0.8
S
9
0.8
E
6
0.7
E
7
0.7
E
6
0.6
E
6
0.6
S
10
0.6
E
7
0.5
E
7
0.4
SSE
10
Energy kJ
17
97
64
411
279
218
158
117
110
49
44
40
27
80
33
23
35
Swell 3
Height (m)
Direction
Period (s)
0.5
SE
5
0.7
SSE
5
0.8
ENE
7
0.7
ENE
7
0.7
SSE
16
0.4
NE
6
0.2
ENE
6
0.3
NE
6
0.1
E
12
0.1
E
12
0.1
E
11
0.5
S
10
0.4
E
6
Energy kJ
12
24
65
41
223
11
4
6
3
3
2
53
12
Wind waves
Height (m)
Direction
Period (s)
1
E
5
1.4
E
6
1.9
ENE
7
1.1
SSE
6
1.6
SSE
6
0.7
S
4
0.8
SSW
5
0.8
SSW
5
Energy kJ
50
121
365
77
203
20
37
37
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
3
3
3
2
3
2
1
2
3
2
1
1
1
1
1
1
Distance (km)
13
0
0
0
0
0
0
0
0
31
0
0
2
2
0
13
0
0
13
0
0
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
4
5
4
4
4
3
3
4
3
3
2
2
2
3
2
2
1
2
1
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
4
5
4
4
4
4
4
4
3
3
3
2
2
3
2
4
3
3
2
1
1
Header Global
Rating
(10 max)
5
7
6
5
6
8
5
5
6
5
5
4
4
5
5
5
5
5
9
8
9
  • 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 Praia do Porto Surf forecast

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

Praia do Porto is 2 km (1 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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