Praia das Conchas Surf Forecast

/ Rio de Janeiro (47 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (22.86° S 41.99° W)

Surf Forecasts:

Praia das Conchas surfForecast / Rio de Janeiro / Brazil

12 Day Weather and Surf, issued 2 pm Wednesday 03 Sep 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Praia das Conchas sea temperature is 22.4° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Praia das Conchas this week:

The surf forecast for Praia das Conchas over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 06) at 12AM. The primary swell is predicted to be 0.7m and 8s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Praia das Conchas in the next 12 days are 2.2m 9s and forecast to arrive on Sunday (Sep 07) at 6AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Thursday (Sep 04) at 6PM.

Wave Type	Time (-03) & Date	Wave Height & Period
Next good surf (1 star+)	12AM (Sat 6th Sep)	2.5ft (0.7m) 8s
Best Surf	6AM (Wed 10th Sep)	2.5ft (0.8m) 14s
Most Powerful	6AM (Sun 7th Sep)	7ft (2.2m) 9s

Table - best surf conditions forecast for Praia das Conchas over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Mostly dry. Warm (max 24°C on Thu morning, min 19°C on Wed night). Winds decreasing (strong winds from the NE on Thu afternoon, calm by Fri night).											Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Sat night. Warm (max 27°C on Tue morning, min 20°C on Sat night). Mainly strong winds.
	Wed 03		Thursday 04			Friday 05			Saturday 06			Sunday 07			Monday 08			Tuesday 09
	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	0	0	0	0	0	1	1	0	0	0	0	0	1	0	0	0	0	2	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	E	E	SSE	E	S	E	E	SE	SE	ESE	SW	S	S	SSW	ESE	ESE	ESE	S	E	E	S
Period(s) (?)	8	8	10	8	16	8	8	8	8	8	9	8	8	10	9	7	7	13	8	8	16
Wave Graph (?)
Energy (?)	614	553	87	571	10	412	382	78	75	64	252	657	536	432	599	303	271	56	436	395	784
Wind (km/h)	ENE	NE	NE	ENE	NE	NE	ENE	NNW	SW	SW	S	SE	ESE	E	ENE	ENE	NE	NE	SSW	NNE	SSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross	cross	cross	cross	cross	cross	cross- off	cross- off	cross	cross- on	on	on	cross- on	cross	cross- on	cross	cross	cross- on	cross- off	cross
High Tide / height (m)		12:29AM 0.85		1:27PM 1.04	1:01AM 0.95		1:58PM 1.11	1:31AM 1.05		2:26PM 1.13	2:00AM 1.12		2:53PM 1.13	2:31AM 1.17		3:18PM 1.09		3:04AM 1.19	3:42PM 1.03		3:39AM 1.16
Low Tide / height (m)		6:36PM 0.39	6:34AM 0.11		7:12PM 0.33	7:16AM 0.01		7:45PM 0.27	7:55AM -0.06		8:18PM 0.24	8:33AM -0.10		8:50PM 0.21	9:11AM -0.09		9:22PM 0.20	9:48AM -0.02		9:54PM 0.19	10:27AM 0.09

	Wed 03		Thursday 04			Friday 05			Saturday 06			Sunday 07			Monday 08			Tuesday 09
Sunrise	-	-	5:54	-	-	5:54	-	-	5:54	-	-	5:52	-	-	5:52	-	-	5:50	-	-	5:50
Sunset	5:37	-	-	5:37	-	-	5:37	-	-	5:38	-	-	5:38	-	-	5:38	-	-	5:39	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	1	1	2	3	1	-	-	-	-	-	-
Temp. °C	21	21	24	23	20	24	24	21	22	22	21	21	21	21	22	22	21	27	23	22	23
Feels °C (?)	15	16	18	18	15	20	20	19	20	19	20	20	20	20	19	18	16	29	23	24	23

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 Rio de Janeiro

Wind Update The wind is still cross-on at Praia das Conchas (fresh winds from the ENE at Aeroporto São Pedro da Aldeia Airport 12 km from Praia das Conchas). A 0.8m swell from the SSE
2 hours 10 minutes ago Praia das Conchas

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2 h 10 min ago

37 km/h

ENE

Cross-On

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Praia das Conchas surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Information about the Praia das Conchas Surf forecast

The above surf forecast table for Praia das Conchas provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Praia das Conchas can be found by selecting the local surf guide option on the grey menu. Our Praia das Conchas 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 (Praia das Conchas) 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 Praia das Conchas 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.

Praia das Conchas is 4 km (2 miles) from the city of Cabo Frio. If you plan a holiday in Rio de Janeiro, look for hotels and other accommodation in Cabo Frio. Cabo Frio has rooms for a wide range of budgets as well as car hire and transport links.