Barra da Lagoa surfForecast / Santa Catarina – Florianópolis / Brazil

information circle16 Day Weather and Surf, issued 2 am Saturday 09 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Barra da Lagoa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barra da Lagoa sea temperature is
22.9° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Barra da Lagoa this week:

The surf forecast for Barra da Lagoa over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 10) at 12PM. The primary swell is predicted to be 0.4m and 18s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barra da Lagoa in the next 16 days are 1.4m 16s and forecast to arrive on Sunday (May 10) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 15s period and expected on Monday (May 11) at 9AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sun 10th May)1.5ft (0.4m) 18s
Best Surf 6PM (Sun 10th May)4.5ft (1.4m) 16s
Most Powerful 6PM (Sun 10th May)4.5ft (1.4m) 16s

Table - best surf conditions forecast for Barra da Lagoa over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 66mm), heaviest during Sat morning. Very mild (max 16°C on Sat morning, min 12°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 20°C on Thu afternoon, min 14°C on Tue morning). Wind will be generally light.

Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
1
0
0
0
0
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)
1.1
ENE
8
1
ENE
8
1
ENE
8
0.2
SSE
19
0.9
SSE
16
2.3
S
15
2.5
SSE
15
2.5
SSE
15
2.5
S
14
2.5
SSE
14
0.1
SE
16
0.2
ESE
16
0.2
ESE
15
1.3
S
12
1.1
S
11
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.1
SE
14
0.1
SE
13
Wave Graph
Metric surfscale
Energy kJ
0
0
0
36
390
0
0
0
0
0
11
24
22
0
0
19
18
18
19
7
7
Wind (km/h)
15
SSE
15
SSW
10
SW
10
SSW
10
ESE
5
WSW
5
W
5
E
5
WSW
10
NW
20
NNE
15
NNW
5
NW
5
SE
10
SW
5
WSW
5
SE
10
SSW
10
SSW
5
SE
5
SW
cross
cross-off
off
cross-off
cross-on
off
glassy
on
glassy
cross-off
cross-on
cross-off
cross-off
cross-on
cross-off
off
cross-on
cross-off
cross-off
cross-on
glassy
High Tide
10:37PM0.69m
8:15AM0.58m
11:11PM0.75m
10:06AM0.64m
11:43PM0.79m
11:07AM0.72m
00:13AM0.80m
11:55AM0.79m
00:41AM0.79m
12:40PM0.85m
1:06AM0.75m
1:23PM0.90m
1:29AM0.70m
Low Tide
2:41PM0.22m
3:51AM0.42m
3:48PM0.17m
4:45AM0.36m
4:46PM0.12m
5:31AM0.30m
5:40PM0.08m
6:13AM0.25m
6:33PM0.07m
6:52AM0.20m
7:25PM0.10m
7:29AM0.16m
8:18PM0.16m
heavy rain
heavy rain
heavy rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:43
6:45
6:45
6:46
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:36
5:35
5:35
5:34
5:34
5:32
5:31
17
20
29
1
Temp °C
16
15
14
14
15
15
15
16
15
17
18
17
18
19
17
19
20
19
19
19
19
14
14
12
13
13
13
14
15
14
14
14
15
17
18
16
20
20
18
19
19
21
Swell 1
Height (m)
Direction
Period (s)
1.1
ENE
8
1
ENE
8
1
ENE
8
0.9
ENE
8
1.5
S
9
2.3
S
15
2.5
SSE
15
2.5
SSE
15
2.5
S
14
2.5
SSE
14
2.3
SSE
14
1.8
SSE
13
1.5
S
12
1.3
S
12
1.1
S
11
1
S
11
1
S
11
1.6
S
13
0.3
ENE
8
1.6
S
12
1.3
S
10
Energy kJ
146
133
147
127
390
2437
2512
2651
2643
2343
1901
1144
683
480
295
231
244
825
13
690
354
Swell 2
Height (m)
Direction
Period (s)
0.7
S
12
0.6
S
8
0.9
S
8
0.9
S
11
0.9
SSE
16
0.9
ENE
9
0.7
ENE
8
0.6
ENE
8
0.5
ENE
8
0.5
E
9
0.5
E
9
0.4
ENE
9
0.4
ENE
9
0.5
E
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
8
0.2
ESE
14
0.3
ENE
8
0.3
ENE
8
Energy kJ
141
49
102
185
390
113
75
57
40
41
41
26
29
45
28
26
26
24
19
12
11
Swell 3
Height (m)
Direction
Period (s)
0.4
SSW
8
0.6
S
12
0.5
S
11
0.2
SSE
19
0.9
ENE
9
0.1
SE
16
0.2
ESE
16
0.2
ESE
15
0.3
NNE
4
0.3
NE
4
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.1
SE
14
0.1
SE
13
Energy kJ
24
101
64
36
131
11
24
22
3
2
19
18
18
7
7
Wind waves
Height (m)
Direction
Period (s)
0.9
S
5
0.6
S
4
1.6
SSW
9
2.1
S
9
0.5
N
3
0.6
NNW
4
0.5
N
4
0.3
S
3
1
S
5
2
S
12
Energy kJ
36
11
471
792
4
11
7
1
42
1229
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
3
1
4
1
4
1
1
4
1
1
2
1
1
2
4
4
3
2
Distance (km)
13
13
4
10
21
4
3
21
3
3
78
3
3
21
4
3
5
13
13
5
4
Best forecast wave conditions in Florianópolis
Rating
(10 max)
1
2
2
3
3
4
4
4
4
4
3
2
2
1
1
2
4
4
3
2
Best forecast wave conditions in Brazil
Rating
(10 max)
1
2
2
3
3
4
4
4
4
5
5
3
2
4
1
1
2
4
4
4
2
Header Global
Rating
(10 max)
5
5
4
4
5
6
5
4
9
9
9
9
9
8
9
5
6
6
5
5
6
  • 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 da Lagoa Surf forecast

The above surf forecast table for Barra da Lagoa provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Barra da Lagoa can be found by selecting the local surf guide option on the grey menu. Our Barra da Lagoa 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 da Lagoa) 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 da Lagoa 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 da Lagoa is 9 km (6 miles) from Florianopolis. If you plan a holiday in Florianópolis, look for hotels and other accommodation in Florianopolis. Florianopolis has rooms for a wide range of budgets as well as car hire and transport links.

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