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Surf Forecasts:

Barre do Sai surfForecast / Santa Catarina – Norte / Brazil

information circle16 Day Weather and Surf, issued 8 pm Friday 13 Mar 2026 -03
Forecast update in hr  min  s Forecast update imminent
Barre do Sai surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barre do Sai sea temperature is
27.3° C
 (Which is 1.3°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Barre do Sai this week:

The surf forecast for Barre do Sai over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Mar 14) at 3AM. The primary swell is predicted to be 1.0m and 9s period with a secondary swell of 0.1m and 14s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Barre do Sai in the next 16 days are 1.2m 10s and forecast to arrive on Tuesday (Mar 17) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Sat 14th Mar)3.5ft (1.0m) 9s
Best Surf 6AM (Sat 14th Mar)3.5ft (1.0m) 10s
Most Powerful 3PM (Tue 17th Mar)4ft (1.2m) 10s

Table - best surf conditions forecast for Barre do Sai over the next 16 days.

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 27°C on Sun morning, min 21°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Some drizzle, heaviest during Mon night. Warm (max 27°C on Tue morning, min 21°C on Tue night). Wind will be generally light.

Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
1
1
0
2
2
0
0
0
0
0
1
0
0
1
0
0
1
0
0
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
ESE
0.9
ESE
0.9
ESE
0.9
ESE
1
ESE
0.9
ESE
0.9
ESE
0.9
ESE
1
ESE
0.9
ESE
0.8
ESE
1.2
ESE
0.7
ESE
0.8
ESE
0.9
ESE
0.8
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.7
ESE
Period(s) (?)109911101010101011101010101111101010109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1481131292061941761431802181831382779014118014617014311110778
Wind
(km/h)
5
W
0
W
15
ENE
5
N
0
N
15
ENE
10
NE
10
NNE
15
ENE
15
NE
5
N
15
ENE
10
NNE
0
WSW
15
E
10
ENE
5
NNE
15
ENE
10
NNE
5
N
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offglasscross-
on		glassglasscross-
on		crosscrosscross-
on		crosscross-
off		cross-
on		crossglasscross-
on		cross-
on		glasscross-
on		crossglasscross-
on
High Tide
/ height (m)
12:18AM
1.14
12:10PM
1.07
12:59AM
1.28
12:54PM
1.23
1:36AM
1.40
1:32PM
1.36
2:12AM
1.48
2:09PM
1.46
2:46AM
1.50
2:46PM
1.52
3:21AM
1.47
3:24PM
1.53
3:55AM
1.39
4:03PM
1.49
Low Tide
/ height (m)
7:29AM
0.44
7:19PM
0.19
7:52AM
0.37
7:45PM
0.07
8:12AM
0.32
8:08PM
-0.00
8:26AM
0.29
8:27PM
-0.04
8:32AM
0.27
8:43PM
-0.04
8:41AM
0.23
9:01PM
0.01
8:57AM
0.19
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
Sunrise-6:13--6:15--6:15--6:16--6:16--6:16--6:16-
Sunset--6:31--6:30--6:30--6:28--6:27--6:25--6:24
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
thunderstorm
clear
clear
part cloud
clear
clear
clear
part cloud
clear
part cloud
clear
clear
Rain (mm)
---------1-----------
Temp. °C232626242727242727242727242626242626232626
Feels °C (?)262827272929272928262827262727262726242727
  • 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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Barre do Sai surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Barre do Sai at:
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Information about the Barre do Sai Surf forecast

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

Barre do Sai is 13 km (8 miles) from Guaratuba. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Guaratuba. Guaratuba has rooms for a wide range of budgets as well as car hire and transport links.

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