Barra do Una Surf Forecast

/ São Paulo (84 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (24.43° S 47.04° W)

Surf Forecasts:

Barra do Una surfForecast / São Paulo / Brazil

12 Day Weather and Surf, issued 2 am Saturday 08 Nov 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Barra do Una sea temperature is 22.6° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Barra do Una this week:

The surf forecast for Barra do Una over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Nov 08) at 6AM. The primary swell is predicted to be 0.8m and 13s period with a secondary swell of 1.0m and 7s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Barra do Una in the next 12 days are 2.0m 10s and forecast to arrive on Sunday (Nov 09) at 6AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Wednesday (Nov 12) at 12AM.

Wave Type	Time (-03) & Date	Wave Height & Period
Next good surf (1 star+)	6AM (Sat 8th Nov)	2.5ft (0.8m) 13s
Best Surf	6AM (Sat 8th Nov)	2.5ft (0.8m) 13s
Most Powerful	6AM (Sun 9th Nov)	6.5ft (2.0m) 10s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Short Range Forecast Moderate rain (total 14mm), heaviest on Sat night. Warm (max 30°C on Sat morning, min 19°C on Sat night). Wind will be generally light.									Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Wed afternoon. Warm (max 22°C on Wed morning, min 19°C on Tue night). Wind will be generally light.
	Saturday 08			Sunday 09			Monday 10			Tuesday 11			Wednesday 12			Thursday 13			Friday 14
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Rating (10 max)	2	0	1	2	1	1	2	1	1	1	0	1	2	2	1	1	1	1	0	0	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSE	S	S	SSE	SE	SE	SE	SE	SE	SE	SE	SSE	SSE	SSE	SSE	S	S	ESE	ESE	ESE	ESE
Period(s) (?)	12	12	9	10	9	9	8	11	11	11	11	12	11	11	11	10	10	7	7	7	7
Wave Graph (?)
kJ (?)	198	280	603	678	519	349	107	194	162	134	90	444	263	202	119	74	54	40	37	48	37
Wind (km/h)	NW	SSW	SSE	S	SSE	ESE	E	ESE	E	E	E	E	E	E	N	SW	E	N	SW	S	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	on	cross- on	cross- on	cross- on	cross	cross- off	cross	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	glass	cross- off	glass	cross- on	on	glass
High Tide / height (m)		3:45PM 1.06		4:56AM 1.15	4:15PM 1.02		5:48AM 1.01	4:53PM 0.97		6:52AM 0.89	1:15PM 5:53PM 0.93 0.91	12:58AM 0.51	8:31AM 0.84	1:13PM 0.92	7:29PM 0.87		12:39PM 0.92	9:27PM 0.90	11:44AM 0.97		10:59PM 1.01
Low Tide / height (m)	9:22AM 0.62		9:18PM 0.16	9:18AM 0.70		9:47PM 0.24	9:28AM 0.75		10:24PM 0.35	9:44AM 0.78	3:48PM 0.88	11:19PM 0.49	3:09AM 9:51AM 0.48 0.83	4:41PM 0.79		4:26AM 0.43	5:16PM 0.68		5:16AM 0.37	5:45PM 0.56

	Saturday 08			Sunday 09			Monday 10			Tuesday 11			Wednesday 12			Thursday 13			Friday 14
Sunrise	5:16	-	-	5:16	-	-	5:16	-	-	5:15	-	-	5:15	-	-	5:13	-	-	5:13	-	-
Sunset	-	6:25	-	-	6:27	-	-	6:28	-	-	6:28	-	-	6:29	-	-	6:30	-	-	6:30	-

Rain (mm)	-	-	8	2	1	3	-	-	-	-	-	-	-	4	1	1	2	2	-	1	2
Temp. °C	30	24	20	21	21	19	21	21	19	21	21	20	22	21	20	22	22	21	23	23	22
Feels °C (?)	32	23	17	20	20	17	20	20	18	19	19	18	23	23	23	25	24	24	25	25	24

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 Una Surf forecast

The above surf forecast table for Barra do Una 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 Una can be found by selecting the local surf guide option on the grey menu. Our Barra do Una 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 Una) 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 Una 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 Una is 13 km (8 miles) from the city of Peruibe. If you plan a holiday in São Paulo, look for hotels and other accommodation in Peruibe. Peruibe has rooms for a wide range of budgets as well as car hire and transport links.