Maresias Surf Forecast

/ São Paulo (84 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (23.81° S 45.54° W)

Surf Forecasts:

Maresias surfForecast / São Paulo / Brazil

48hr Weather and Surf, issued 2 pm Thursday 21 Aug 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Maresias sea temperature is 20.2° C
(Which is normal for this time of year)

How big are the waves at Maresias today?

The current surf forecast for Maresias at 5PM is: 0.4m 9s primary swell from a Southeast direction (forecast issued at 02:00pm August 21). An open ocean swell of 1.0m 8s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (-03) & Date	Wave Height	Wave Period
Morning (21 Aug)	-	-
Afternoon (21 Aug)	1.5ft (0.4m)	9s
Evening (21 Aug)	1.5ft (0.4m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 21				Friday 22								Saturday 23								Sunday 24
	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	0 AM	3 AM	6 AM	9 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	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 (?)	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SSW	S	S	SSW	SSW	SSW	SSW	SSW	S	S	S	S	SW	SW
Period(s) (?)	9	9	9	9	9	9	9	8	8	8	8	12	12	11	10	10	10	9	11	11	11	11	5	5
Wave Graph (?)
Energy (?)	21	21	21	21	20	20	31	30	23	27	17	25	32	29	23	21	26	16	24	11	10	24	70	98
Wind (km/h)	SSW	S	WNW	N	NNW	NW	NNW	SE	SSE	ENE	NE	NE	NE	NNE	NNE	N	ESE	E	NE	NE	NNE	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	glass	glass	glass	glass	glass	glass	glass	cross- on	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	glass	cross	cross- off	cross- off	cross- off	cross	cross	cross
High Tide / height (m)		2:31PM 1.10				1:43AM 1.02				2:48PM 1.12				2:12AM 1.12					3:06PM 1.12			2:41AM 1.18
Low Tide / height (m)				8:25PM 0.38				8:26AM -0.02				8:48PM 0.34				8:57AM -0.04					9:10PM 0.31

	Thursday 21				Friday 22								Saturday 23								Sunday 24
Sunrise	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-	-	6:20	-	-	-	-	-	-	-	6:20
Sunset	-	5:46	-	-	-	-	-	-	-	5:46	-	-	-	-	-	-	-	5:47	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1
Temp. °C	27	25	21	20	20	20	20	25	27	27	22	23	24	24	24	28	32	32	26	26	26	18	18	18
Feels °C (?)	28	27	23	21	21	21	21	27	28	28	21	22	23	23	23	27	32	31	24	24	23	17	17	17

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 São Paulo

Wind Update Continuing clean conditions at Maresias (light winds from the W at Sao Jose Dos Campos (Aero) 74 km from Maresias). 0.4m 9s swell from the SSE to make surfable waves.
2 hours 6 minutes ago Maresias

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