Praia do Porto surfForecast / Santa Catarina – Sul / Brazil

information circle16 Day Weather and Surf, issued 8 am Saturday 16 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
21.2° C
(Which is slightly cooler than normal)

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 Sunday (May 17) at 3AM. The primary swell is predicted to be 1.1m and 10s period with a secondary swell of 0.2m and 7s. Another secondary swell of 0.2m and 4s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Praia do Porto in the next 16 days are 3.5m 14s and forecast to arrive on Thursday (May 21) 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 1.6m 6s period and expected on Monday (May 18) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Sun 17th May)3.5ft (1.1m) 10s
Best Surf 9PM (Wed 20th May)11ft (3.5m) 14s
Most Powerful12AM (Thu 21st May)11ft (3.5m) 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

Heavy rain (total 23mm), heaviest during Sun night. Warm (max 22°C on Sun morning, min 13°C on Mon afternoon). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 17°C on Tue morning, min 11°C on Wed night). Wind will be generally light.

Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
1
1
1
0
0
2
2
3
4
4
4
3
3
!
4
4
4
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
S
10
1.3
S
11
1.1
S
10
1
S
10
0.9
S
10
0.2
SSE
16
1.8
S
7
1.7
S
7
2
S
8
2.3
SSE
17
2.5
SSE
16
2
S
14
1.6
S
13
2.4
S
13
3.5
S
14
3
S
14
2.5
S
14
2.4
S
13
2.4
S
13
2.4
S
13
2.2
S
13
Wave Graph
Metric surfscale
Energy kJ
365
375
264
206
158
25
294
266
453
3022
2831
1575
839
1942
4779
3436
2836
1968
1999
2023
1682
Wind (km/h)
10
WSW
10
ENE
5
N
10
SW
20
SSW
20
SW
25
SW
25
SW
15
WSW
15
WSW
15
S
10
SW
10
SW
20
S
10
WSW
5
WSW
15
SSE
10
W
10
WSW
10
S
10
WSW
cross-off
on
cross-on
off
cross-off
off
off
off
off
off
cross-off
off
off
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
High Tide
2:33PM0.68m
2:26AM0.55m
3:17PM0.68m
3:00AM0.55m
3:57PM0.66m
3:31AM0.55m
4:43PM0.62m
4:02AM0.54m
5:57PM0.58m
4:41AM0.53m
7:07PM0.55m
5:53AM0.52m
7:49PM0.53m
Low Tide
8:34PM0.15m
8:26AM0.03m
9:14PM0.21m
8:59AM0.05m
10:04PM0.28m
9:37AM0.08m
11:27PM0.34m
10:57AM0.13m
00:25AM0.37m
12:12PM0.15m
8:59PM0.48m
1:06PM0.17m
8:45PM0.47m
clear
part cloud
part cloud
part cloud
light rain
heavy rain
light rain
light rain
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:50
6:50
6:50
6:50
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:30
5:30
5:30
5:30
5:29
5:29
1
13
4
5
Temp °C
21
20
18
22
20
18
15
13
13
17
17
15
17
16
14
15
15
13
16
16
14
22
20
19
22
19
17
12
9
10
15
15
14
15
11
11
13
12
11
14
14
12
Swell 1
Height (m)
Direction
Period (s)
1.3
S
10
1.3
S
11
1.1
S
10
1
S
10
0.9
S
10
0.2
ENE
5
0.5
S
10
0.4
SSE
13
1.7
S
7
2.3
SSE
17
2.5
SSE
16
2
S
14
1.6
S
13
2.1
S
14
3
S
14
3
S
14
2.5
S
14
2.4
S
13
2.4
S
13
2.4
S
13
2.2
S
13
Energy kJ
365
375
264
206
158
2
44
58
315
3022
2831
1575
839
1638
3944
3436
2836
1968
1999
2023
1682
Swell 2
Height (m)
Direction
Period (s)
0.2
E
4
0.3
E
4
0.3
ENE
4
0.3
E
4
0.3
E
5
0.2
SSE
16
0.4
SSE
14
0.2
SSE
17
0.4
SSE
15
1.1
S
18
0.4
E
5
0.4
E
5
0.4
ENE
7
0.3
ENE
7
Energy kJ
1
3
3
3
4
25
70
27
72
751
9
9
16
9
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
7
0.2
ENE
7
0.1
E
7
0.1
E
7
0.1
NE
6
0.1
N
5
0.3
S
12
0.3
SE
5
0.2
ENE
7
Energy kJ
5
4
4
5
1
1
1
1
25
5
5
Wind waves
Height (m)
Direction
Period (s)
0.3
NE
7
0.4
SSW
3
1.6
S
6
1.8
S
7
1.7
S
7
2
S
8
2.4
S
13
3.5
S
14
Energy kJ
9
2
157
294
266
453
1942
4779
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
1
2
2
2
3
4
4
4
3
4
5
4
4
4
4
4
4
Distance (km)
0
2
2
0
13
32
0
0
0
0
0
0
0
13
2
0
0
0
0
0
0
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
2
2
2
2
1
2
3
2
3
5
4
4
4
4
9
5
4
4
4
4
4
Best forecast wave conditions in Brazil
Rating
(10 max)
3
3
2
2
1
2
3
3
3
5
4
4
4
4
9
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
4
6
7
4
5
4
4
4
4
4
4
9
9
9
7
5
4
5
4
4
  • 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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