Praia do Porto surfForecast / Santa Catarina – Sul / Brazil

information circle16 Day Weather and Surf, issued 8 pm Monday 18 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
20.9° 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 Tuesday (May 19) at 3AM. The primary swell is predicted to be 1.8m and 8s period with a secondary swell of 1.5m and 7s. Another secondary swell of 0.8m and 14s is also forecast. 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 3.5m 15s and forecast to arrive on Thursday (May 21) at 3AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 7s period and expected on Tuesday (May 26) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Tue 19th May)6ft (1.8m) 8s
Best Surf 3AM (Thu 21st May)11ft (3.5m) 15s
Most Powerful 3AM (Thu 21st May)11ft (3.5m) 15s

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

Some drizzle, heaviest during Mon night. Very mild (max 17°C on Tue afternoon, min 12°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 6mm), mostly falling on Sun morning. Very mild (max 19°C on Sat morning, min 13°C on Thu night). Wind will be generally light.

Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Mon
25
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
3
4
4
4
3
3
6
4
3
4
4
3
4
3
3
2
2
0
0
0
0
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)
1.9
S
7
2.1
S
14
2.3
S
15
1.9
S
14
1.6
S
13
1.9
S
13
3
S
15
3
S
14
3
S
14
2.5
S
14
2.4
S
14
2.2
S
13
2
S
13
1.8
S
12
1.7
S
12
1.3
S
11
1.2
S
11
1.1
S
11
1
S
10
1
S
10
1.1
SSE
17
Wave Graph
Metric surfscale
Energy kJ
355
1608
2534
1343
826
1266
4343
3533
3091
2558
2211
1760
1355
972
814
426
338
286
216
212
689
Wind (km/h)
15
WSW
15
SW
15
SSE
5
WSW
5
SW
10
SSE
10
WSW
10
WSW
15
S
10
WSW
5
WSW
10
SE
5
WSW
10
WSW
10
SSW
5
WSW
5
SSW
10
ENE
15
NE
15
NNE
20
NNE
off
off
cross-off
glassy
off
cross-off
off
off
cross-off
cross-off
glassy
cross
cross-off
cross-off
cross-off
glassy
glassy
cross-on
on
on
cross-on
High Tide
3:31AM0.55m
4:43PM0.62m
4:02AM0.54m
5:57PM0.58m
4:41AM0.53m
7:07PM0.55m
5:53AM0.52m
7:49PM0.53m
7:03AM0.52m
8:34PM0.51m
7:58AM0.52m
11:16PM0.50m
9:17AM0.52m
Low Tide
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
2:17PM0.20m
8:46PM0.46m
3:32AM0.35m
3:39PM0.19m
4:12AM0.29m
4:25PM0.17m
rain showers
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
light rain
light rain
rain showers
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:50
6:52
6:52
6:52
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:29
5:29
5:28
5:28
5:28
1
2
4
1
2
Temp °C
14
16
17
15
17
16
14
16
16
14
16
16
15
19
19
16
17
17
19
20
19
11
14
15
14
16
14
12
13
12
12
15
14
14
18
18
17
17
17
18
18
18
Swell 1
Height (m)
Direction
Period (s)
1.6
S
7
1.9
S
14
2.3
S
15
1.9
S
14
1.6
S
13
1.9
S
13
3
S
15
3
S
14
3
S
14
2.5
S
14
2.4
S
14
2.2
S
13
2
S
13
1.8
S
12
1.7
S
12
1.3
S
11
1.2
S
11
1.1
ENE
6
1
S
10
1
S
10
1.2
SSE
10
Energy kJ
246
1343
2534
1343
826
1266
3640
3533
3091
2558
2211
1760
1355
972
814
426
338
101
216
212
324
Swell 2
Height (m)
Direction
Period (s)
0.4
S
12
1
SSE
18
0.4
ESE
5
0.4
E
5
0.3
ENE
7
0.3
ENE
7
0.2
ENE
7
0.6
E
5
0.7
E
5
1.1
ENE
6
1.1
S
11
0.5
SE
5
1.1
SSE
17
Energy kJ
46
582
10
9
10
10
5
19
25
95
286
12
689
Swell 3
Height (m)
Direction
Period (s)
0.3
SSE
15
0.1
SE
11
0.1
E
9
0.1
E
9
0.4
SE
19
0.5
SSE
12
Energy kJ
44
4
2
2
95
86
Wind waves
Height (m)
Direction
Period (s)
1.9
S
7
2.1
S
14
3
S
15
0.5
SW
3
1
E
5
1.2
E
6
1.2
ENE
7
1
NE
7
0.9
ENE
6
Energy kJ
355
1608
4343
5
52
92
124
85
69
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
4
3
3
6
4
4
4
4
4
4
3
3
2
2
2
2
2
3
Distance (km)
0
0
0
0
0
0
0
0
13
0
0
13
0
0
0
0
0
2
2
2
34
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
3
5
4
4
4
4
9
5
4
5
4
4
4
3
3
3
2
2
2
3
3
Best forecast wave conditions in Brazil
Rating
(10 max)
3
5
4
4
5
4
9
5
5
4
4
4
4
3
3
4
3
2
3
3
3
Header Global
Rating
(10 max)
4
4
4
5
5
4
4
4
4
5
5
7
4
8
7
5
5
4
5
4
5
  • 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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