ariasurf

Praia de Costazul

Rio das Ostras, Brasil

Sand

Right now

The conditions at the spot at 7:00 AM Brasilia Standard Time.

Poor

Ankle-high (0.6 m) at 7 s going to NW, moderate cross-shore wind going to NE

Swell

0.6 m

7 s

Wind

17 km/h

Cross-shore

Tide

1.2 m

Falling

Weather

19 °C

Light drizzle

22 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Wednesday, September 16, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Fair	0.6 m · 7 s	NW	16 km/h · 34 km/h gusts	ENE Offshore	0.8 m	Showers · 19 °C
1 AM	Fair	0.6 m · 7 s	NW	18 km/h · 32 km/h gusts	ENE Offshore	1 m	Light drizzle · 19 °C
2 AM	Poor	0.6 m · 7 s	NW	14 km/h · 32 km/h gusts	NE Cross-shore	1.2 m	Clear · 19 °C
3 AM	Poor	0.5 m · 7 s	NNW	14 km/h · 25 km/h gusts	NE Cross-shore	1.4 m	Mostly clear · 19 °C
4 AM	Poor	0.5 m · 7 s	NW	16 km/h · 27 km/h gusts	NE Cross-shore	1.5 m	Overcast · 19 °C
5 AM	Poor	0.6 m · 7 s	NW	15 km/h · 28 km/h gusts	ENE Cross-shore	1.5 m	Light drizzle · 19 °C
6 AM	Poor	0.6 m · 6 s	NW	16 km/h · 28 km/h gusts	NE Cross-shore	1.4 m	Light drizzle · 19 °C
7 AM	Poor	0.6 m · 7 s	NW	17 km/h · 31 km/h gusts	NE Cross-shore	1.2 m	Light drizzle · 19 °C
8 AM	Poor	0.5 m · 7 s	NW	18 km/h · 33 km/h gusts	NE Cross-shore	1.1 m	Light drizzle · 20 °C
9 AM	Poor	0.5 m · 7 s	NNW	19 km/h · 37 km/h gusts	NE Cross-shore	1 m	Overcast · 21 °C
10 AM	Poor	0.5 m · 7 s	NW	24 km/h · 49 km/h gusts	NE Cross-shore	0.9 m	Overcast · 22 °C
11 AM	Poor	0.5 m · 6 s	NW	24 km/h · 49 km/h gusts	NE Cross-shore	0.9 m	Overcast · 23 °C
12 PM	Poor	0.5 m · 6 s	WNW	24 km/h · 49 km/h gusts	NE Cross-shore	0.9 m	Overcast · 24 °C
1 PM	Poor	0.5 m · 6 s	WNW	24 km/h · 49 km/h gusts	NNE Cross-shore	1 m	Overcast · 24 °C
2 PM	Poor	0.5 m · 7 s	WNW	23 km/h · 49 km/h gusts	NNE Cross-shore	1.2 m	Overcast · 23 °C
3 PM	Poor	0.4 m · 8 s	WNW	23 km/h · 48 km/h gusts	N Onshore	1.3 m	Overcast · 22 °C
4 PM	Poor	0.5 m · 8 s	WNW	22 km/h · 47 km/h gusts	N Onshore	1.4 m	Light drizzle · 22 °C
5 PM	Poor	0.5 m · 8 s	WNW	20 km/h · 39 km/h gusts	N Onshore	1.4 m	Light drizzle · 21 °C
6 PM	Poor	0.5 m · 7 s	WNW	19 km/h · 36 km/h gusts	N Onshore	1.3 m	Light drizzle · 20 °C
7 PM	Poor	0.5 m · 7 s	WNW	19 km/h · 34 km/h gusts	N Onshore	1.1 m	Light drizzle · 20 °C
8 PM	Poor	0.5 m · 7 s	WNW	18 km/h · 33 km/h gusts	N Onshore	0.9 m	Light drizzle · 20 °C
9 PM	Poor	0.5 m · 7 s	WNW	16 km/h · 32 km/h gusts	N Onshore	0.8 m	Overcast · 21 °C
10 PM	Poor	0.5 m · 7 s	WNW	14 km/h · 28 km/h gusts	N Onshore	0.7 m	Overcast · 21 °C
11 PM	Poor	0.5 m · 7 s	WNW	11 km/h · 25 km/h gusts	N Onshore	0.7 m	Overcast · 21 °C