Itamambuca Surf Forecast

/ São Paulo (84 surf breaks) /

Brazil (447 surf breaks)

Surf Forecasts:

Itamambuca surfForecast / São Paulo / Brazil

48hr Weather and Surf, issued 2 am Thursday 18 Sep 2025 -03

Forecast update in hr min s Forecast update imminent

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

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

How big are the waves at Itamambuca today?

The current surf forecast for Itamambuca at 4AM is: 1.6m 12s primary swell from a Southeast direction and 0.5m 5s secondary swell from a South direction, 0.7m 5s secondary swell from a South-southwest direction (forecast issued at 02:00am September 18). The wind direction is predicted to be cross-offshore.

Time (-03) & Date	Wave Height	Wave Period
Morning (18 Sep)	6ft (1.8m)	11s
Afternoon (18 Sep)	5ft (1.6m)	10s
Evening (18 Sep)	4.5ft (1.3m)	11s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18								Friday 19								Saturday 20
	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)	1	1	2	0	0	0	1	1	1	1	1	1	1	0	1	1	1	1	1	1	1	0	1	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E
Period(s) (?)	12	12	12	11	10	10	11	11	10	9	8	11	10	10	7	8	8	9	9	9	8	8	8	8
Wave Graph (?)
kJ (?)	511	614	781	738	647	527	515	399	311	281	205	187	160	153	86	153	321	396	380	268	227	184	154	140
Wind (km/h)	WNW	W	WNW	SSW	SSE	SSE	SE	N	NNE	N	NNW	S	ESE	ESE	ESE	WSW	WNW	WNW	N	SE	SE	ESE	E	WNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	off	cross- on	on	cross- on	glass	glass	glass	glass	glass	glass	glass	cross- on	glass	cross- off	glass	glass	glass	glass	glass	on	glass	cross- off
High Tide / height (m)						1:52PM 1.03				1:03AM 0.96				2:03PM 1.06				1:26AM 1.07				2:15PM 1.08
Low Tide / height (m)				6:48AM 0.11				7:21PM 0.40				7:26AM 0.04				7:47PM 0.32				7:59AM 0.00				8:12PM 0.25

	Thursday 18								Friday 19								Saturday 20
Sunrise	-	-	5:54	-	-	-	-	-	-	-	5:52	-	-	-	-	-	-	-	5:52	-	-	-	-	-
Sunset	-	-	-	-	-	5:53	-	-	-	-	-	-	-	5:54	-	-	-	-	-	-	-	5:54	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	20	20	19	22	24	23	20	20	20	19	19	23	25	25	22	22	22	22	22	26	27	27	25	24
Feels °C (?)	21	21	19	22	24	23	22	22	21	20	21	25	27	26	25	24	24	24	24	29	30	30	28	26

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 Itamambuca (light winds from the S at Sao Jose Dos Campos (Aero) 91 km from Itamambuca). A 2.0m groundswell from the SE
1 hour 0 minutes ago Itamambuca

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