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Surf Forecasts:

Siriu surfForecast / Santa Catarina – Sul / Brazil

information circle48hr Weather and Surf, issued 2 am Wednesday 28 Jan 2026 -03
Forecast update in hr  min  s Forecast update imminent
Siriu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Siriu sea temperature is
25.1° C
 (Which is normal for this time of year)

How big are the waves at Siriu today?

The current surf forecast for Siriu at 6AM is: 1.0m 7s primary swell from a East direction and 0.2m 6s secondary swell from a South-southeast direction, 0.8m 6s secondary swell from a Northeast direction (forecast issued at 02:00am January 28). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (28 Jan)3ft (0.9m)7s
Afternoon (28 Jan)3.5ft (1.1m)7s
Evening (28 Jan)3ft (0.9m)7s

Table - waves today at Siriu. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
28
Thursday
29
Friday
30
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
1
1
1
1
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
ENE
1
E
1
E
0.9
ENE
1
ENE
1.1
ENE
1
ENE
0.9
ENE
0.9
ENE
1
NE
1.1
NE
0.8
ENE
0.8
ENE
0.9
ENE
0.9
ENE
0.8
ENE
0.8
ENE
0.7
ENE
0.8
ENE
0.8
ENE
0.8
ENE
0.5
S
0.5
S
0.5
S
Period(s) (?)877777777777777777777111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)16010910089961159368708810253516679636351566161585351
Wind
(km/h)
15
N
15
N
15
N
15
NNE
20
ENE
25
NE
15
NNE
10
N
15
N
15
N
10
NNW
0
SSW
5
ESE
10
ENE
10
E
10
N
5
WSW
10
SW
10
SW
15
SSW
20
S
20
SSE
15
S
10
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
off		glasscross-
on		ononcross-
off		offcross-
off		cross-
off		cross-
off		crosscross-
on		crosscross-
off
High Tide
/ height (m)
12:51PM
0.43
1:30AM
0.76
12:54PM
0.45
2:07AM
0.81
12:41PM
0.49
Low Tide
/ height (m)
6:28AM
0.33
5:36PM
0.18
7:22AM
0.31
6:30PM
0.09
7:56AM
0.31
7:16PM
0.01
Wednesday
28
Thursday
29
Friday
30
Sunrise--5:41-------5:43-------5:43-----
Sunset------7:10-------7:10-------7:09-
clear
clear
clear
clear
clear
clear
thunderstorm
part cloud
part cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
Rain (mm)
------1------2122----11-
Temp. °C232322262928252423232325272524232322212425252423
Feels °C (?)252523272928272625242529302727252624222525252524
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Siriu 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 Siriu at:
surf-forecast.com

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