Prainha Surf Forecast

/ Santa Catarina – Norte (41 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (27.37° S 48.53° W)

Surf Forecasts:

Prainha surfForecast / Santa Catarina – Norte / Brazil

48hr Weather and Surf, issued 2 am Monday 20 Oct 2025 -03

Forecast update in hr min s Forecast update imminent

Prainha surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Prainha sea temperature is 21.6° C
(Which is slightly warmer than usual)

How big are the waves at Prainha today?

The current surf forecast for Prainha at 8AM is: 1.6m 9s primary swell from a South-southeast direction and 1.3m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am October 20). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (-03) & Date	Wave Height	Wave Period
Morning (20 Oct)	4.5ft (1.4m)	9s
Afternoon (20 Oct)	4ft (1.2m)	10s
Evening (20 Oct)	3.5ft (1.1m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Monday 20								Tuesday 21								Wednesday 22
	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)	3	3	3	2	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSE	SE	SSE	SSE	SSE	S	SSE	SSE	SSE	ESE	E	SSE	E	E	E	E	ENE	ENE	E	E	ENE	ENE	ENE	E
Period(s) (?)	8	9	10	9	10	10	10	9	9	8	8	9	7	7	7	6	6	6	7	7	7	7	7	7
Wave Graph (?)
kJ (?)	630	760	445	348	378	279	282	216	197	172	212	126	127	130	159	202	237	145	388	478	403	211	159	238
Wind (km/h)	SSW	SSW	S	SE	ESE	E	E	ESE	E	ENE	ENE	NE	NE	NE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	NNE	NNE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	off	cross- off	cross- off	cross	cross- on	cross- on	cross- on	cross- on	cross- on	on	on	on	on	on	on	on	on	on	cross- on	on	on	on	cross- on	on
High Tide / height (m)						1:21PM 0.88				1:31AM 0.97				1:44PM 0.87				2:03AM 0.97				2:06PM 0.85
Low Tide / height (m)				7:29AM 0.13				7:25PM 0.19				7:50AM 0.17				7:39PM 0.15				8:09AM 0.22				7:56PM 0.11

	Monday 20								Tuesday 21								Wednesday 22
Sunrise	-	-	5:33	-	-	-	-	-	-	-	5:31	-	-	-	-	-	-	-	5:31	-	-	-	-	-
Sunset	-	-	-	-	-	-	6:23	-	-	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:24	-

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

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

Recent Eyeball Surf Reports for Santa Catarina - Norte

Wind Update Continuing clean conditions at Prainha (calm at Morro da Cruz wx 24 km from Prainha). 1.4m 9s swell from the SE with a 1.3m 10s swell from the SSE and a 0.4m 8s swell from the ENE. 3 swells combining so expect closeout sets.
1 hour 36 minutes ago Prainha

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24 km away, 1 h 36 min ago

3 km/h

SSE

0.0

21.6

Air / Water (°C)

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