Siriu Surf Forecast

/ Santa Catarina – Sul (37 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (28.00° S 48.63° W)

Surf Forecasts:

Siriu surfForecast / Santa Catarina – Sul / Brazil

48hr Weather and Surf, issued 2 am Thursday 06 Nov 2025 -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 21.1° C
(Which is slightly cooler than normal)

How big are the waves at Siriu today?

The current surf forecast for Siriu at 8AM is: 2.3m 8s primary swell from a South direction and 1.8m 8s secondary swell from a South direction, 0.8m 13s secondary swell from a South-southeast direction (forecast issued at 02:00am November 06). The wind direction is predicted to be cross-offshore.

Time (-03) & Date	Wave Height	Wave Period
Morning (06 Nov)	7ft (2.2m)	8s
Afternoon (06 Nov)	5ft (1.5m)	9s
Evening (06 Nov)	3.5ft (1.1m)	12s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 06								Friday 07								Saturday 08
	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM
Rating (10 max)	2	3	3	3	1	0	2	3	2	2	3	2	0	0	0	0	0	3	3	2	2	0	!	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	S	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	ENE	NE	S	SSE	SSE	SSE	SE	SE
Period(s) (?)	8	8	8	8	8	9	9	12	11	11	14	14	14	13	13	12	7	7	12	12	8	10	9	9
Wave Graph (?)
kJ (?)	798	925	720	670	422	347	304	343	604	582	1158	1171	887	713	499	386	297	500	269	228	956	1218	1416	1094
Wind (km/h)	SW	SW	SW	SSW	SSE	SSE	SSE	SE	NNE	NNE	NNE	NNE	NE	NE	ENE	NE	NNE	N	NW	SSW	SSW	SSE	S	S
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross- off	cross	cross- on	cross	glass	cross	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross- off	cross- off	cross- off	cross- on	cross	cross
High Tide / height (m)						1:41PM 0.55				2:47AM 0.76				1:54PM 0.55					3:27AM 0.70			2:10PM 0.56
Low Tide / height (m)					9:24AM 0.25			8:42PM 0.10					10:18AM 0.37				9:07PM 0.10				11:18AM 0.48

	Thursday 06								Friday 07								Saturday 08
Sunrise	-	-	5:18	-	-	-	-	-	-	-	5:18	-	-	-	-	-	-	-	5:18	-	-	-	-	-
Sunset	-	-	-	-	-	-	6:37	-	-	-	-	-	-	-	6:37	-	-	-	-	-	-	-	6:37	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	8	7	14	19	1	1	-	-	-	1	7	2
Temp. °C	18	17	17	19	20	20	18	18	17	17	18	18	17	18	17	18	18	19	19	21	22	20	18	17
Feels °C (?)	14	14	14	16	16	16	16	18	16	15	16	16	14	13	14	15	15	19	21	20	18	17	15	14

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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.