Barra do Sahy Surf Forecast

/ São Paulo (84 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (23.78° S 45.68° W)

Surf Forecasts:

Barra do Sahy surfForecast / São Paulo / Brazil

12 Day Weather and Surf, issued 2 pm Friday 14 Nov 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Barra do Sahy sea temperature is 23.1° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Barra do Sahy this week:

The surf forecast for Barra do Sahy over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Nov 14) at 6PM. The primary swell is predicted to be 0.5m and 9s period with a secondary swell of 0.4m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Barra do Sahy in the next 12 days are 2.2m 16s and forecast to arrive on Friday (Nov 21) at 12AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Friday (Nov 21) at 3AM.

Wave Type	Time (-03) & Date	Wave Height & Period
Next good surf (1 star+)	6PM (Fri 14th Nov)	1.5ft (0.5m) 9s
Best Surf	6PM (Thu 20th Nov)	5ft (1.5m) 18s
Most Powerful	12AM (Fri 21st Nov)	7ft (2.2m) 16s

Table - best surf conditions forecast for Barra do Sahy over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Short Range Forecast Moderate rain (total 13mm), heaviest on Sun afternoon. Warm (max 29°C on Mon morning, min 20°C on Fri night). Wind will be generally light.											Days 3-6 Weather Summary Heavy rain (total 26mm), heaviest during Tue morning. Warm (max 28°C on Mon afternoon, min 17°C on Wed night). Wind will be generally light.
	Fri 14		Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20
	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM
Rating (10 max)	0	0	1	0	1	1	0	1	0	0	1	1	2	3	1	1	2	2	2	4	3
Swell Height Map See all maps
Wave Height (m) & direction (?)	S	S	S	S	S	S	S	E	E	SSE	S	S	S	S	S	S	S	S	S	S	S
Period(s) (?)	9	9	10	10	9	10	10	6	6	16	13	8	8	11	10	10	10	10	18	16	15
Wave Graph (?)
kJ (?)	41	26	51	46	41	78	46	55	38	82	88	428	277	515	352	288	234	225	635	2605	1597
Wind (km/h)	SSW	NNW	SSW	S	NNE	NNE	ENE	NNE	WSW	WSW	NNE	S	SSW	NNE	S	SSE	NNE	ESE	ESE	N	SSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	glass	glass	cross- on	off	glass	glass	off	cross- on	cross- on	glass	on	glass	glass	cross- on	cross- on	off	glass	cross	glass	on
High Tide / height (m)		11:24PM 0.87		12:23PM 0.92	12:08AM 0.96		12:38PM 0.96	12:45AM 1.04		12:59PM 0.99	1:18AM 1.09		1:20PM 1.01	1:50AM 1.13		1:43PM 1.02	2:20AM 1.14		2:06PM 1.02	2:50AM 1.14
Low Tide / height (m)	5:27PM 0.51		5:43AM 0.29		6:03PM 0.40	6:23AM 0.26		6:36PM 0.29	6:59AM 0.25		7:07PM 0.21	7:33AM 0.25		7:36PM 0.14	8:06AM 0.26		8:06PM 0.09	8:38AM 0.29		8:36PM 0.07	9:11AM 0.33

	Fri 14		Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20
Sunrise	-	-	5:09	-	-	5:09	-	-	5:07	-	-	5:07	-	-	5:07	-	-	5:07	-	-	5:07
Sunset	6:23	-	-	6:24	-	-	6:24	-	-	6:25	-	-	6:27	-	-	6:27	-	-	6:28	-	-

Rain (mm)	-	-	-	-	1	4	8	-	-	3	5	17	1	-	-	-	-	-	-	-	-
Temp. °C	23	20	25	24	22	23	22	23	29	28	23	20	20	19	24	23	18	26	25	22	26
Feels °C (?)	24	23	26	26	25	26	25	25	31	30	27	21	23	21	24	23	19	26	26	25	28

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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Information about the Barra do Sahy Surf forecast

The above surf forecast table for Barra do Sahy provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Barra do Sahy can be found by selecting the local surf guide option on the grey menu. Our Barra do Sahy surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Barra do Sahy) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Barra do Sahy may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Barra do Sahy is 28 km (17 miles) from the city of Sao Sebastiao. If you plan a holiday in São Paulo, look for hotels and other accommodation in Sao Sebastiao. Sao Sebastiao has rooms for a wide range of budgets as well as car hire and transport links.