ariasurf

Baia Ostina

Castheddu/Castelsardo, Italia

Sand

Right now

Conditions at 12:00 AM Central European Summer Time.

Fair

Ankle-high (0.5 m) at 5 s, heading toward ESE, with light offshore wind toward NNW.

Swell

0.5 m

ESE

5 s

Wind

6 km/h

NNW

Offshore

Tide

0.2 m

Rising

Weather

22 °C

Clear

27 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Sunday, September 20, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Fair	0.5 m · 5 s	ESE	6 km/h · 9 km/h gusts	NNW Offshore	0.2 m	Clear · 22 °C
1 AM	Fair	0.5 m · 5 s	ESE	6 km/h · 9 km/h gusts	NNW Offshore	0.2 m	Clear · 22 °C
2 AM	Fair	0.4 m · 5 s	ESE	6 km/h · 10 km/h gusts	NNW Offshore	0.2 m	Clear · 22 °C
3 AM	Fair	0.4 m · 5 s	ESE	7 km/h · 12 km/h gusts	NNW Offshore	0.2 m	Clear · 21 °C
4 AM	Fair	0.4 m · 4 s	ESE	6 km/h · 12 km/h gusts	NNW Offshore	0.2 m	Clear · 21 °C
5 AM	Fair	0.4 m · 4 s	ESE	7 km/h · 12 km/h gusts	N Offshore	0.2 m	Mostly clear · 21 °C
6 AM	Poor	0.4 m · 4 s	ESE	7 km/h · 12 km/h gusts	NNW Offshore	0.1 m	Mostly clear · 21 °C
7 AM	Poor	0.4 m · 4 s	ESE	7 km/h · 12 km/h gusts	N Offshore	0.1 m	Mostly clear · 20 °C
8 AM	Poor	0.3 m · 4 s	ESE	7 km/h · 12 km/h gusts	N Offshore	0.1 m	Clear · 21 °C
9 AM	Poor	0.3 m · 4 s	ESE	4 km/h · 11 km/h gusts	NNW Offshore	0.1 m	Clear · 23 °C
10 AM	Poor	0.3 m · 4 s	ESE	2 km/h · 9 km/h gusts	WSW Cross-shore	0.1 m	Clear · 25 °C
11 AM	Poor	0.3 m · 4 s	ESE	7 km/h · 14 km/h gusts	SSW Onshore	0.1 m	Mostly clear · 26 °C
12 PM	Poor	0.3 m · 4 s	ESE	12 km/h · 21 km/h gusts	S Onshore	0.1 m	Partly cloudy · 27 °C
1 PM	Poor	0.3 m · 4 s	ESE	18 km/h · 29 km/h gusts	S Onshore	0.1 m	Partly cloudy · 28 °C
2 PM	Poor	0.2 m · 4 s	ESE	22 km/h · 36 km/h gusts	S Onshore	0.2 m	Clear · 28 °C
3 PM	Poor	0.2 m · 4 s	ESE	23 km/h · 38 km/h gusts	S Onshore	0.2 m	Overcast · 28 °C
4 PM	Poor	0.2 m · 4 s	ESE	24 km/h · 41 km/h gusts	S Onshore	0.2 m	Overcast · 28 °C
5 PM	Poor	0.2 m · 4 s	ESE	24 km/h · 42 km/h gusts	S Onshore	0.2 m	Overcast · 27 °C
6 PM	Poor	0.2 m · 4 s	SE	25 km/h · 41 km/h gusts	S Onshore	0.2 m	Mostly clear · 26 °C
7 PM	Poor	0.2 m · 3 s	SSE	22 km/h · 41 km/h gusts	S Onshore	0.2 m	Mostly clear · 25 °C
8 PM	Poor	0.2 m · 3 s	S	12 km/h · 35 km/h gusts	S Onshore	0.2 m	Mostly clear · 25 °C
9 PM	Poor	0.2 m · 3 s	S	4 km/h · 21 km/h gusts	S Onshore	0.2 m	Clear · 24 °C
10 PM	Poor	0.3 m · 3 s	S	4 km/h · 8 km/h gusts	NNW Offshore	0.2 m	Clear · 23 °C
11 PM	Poor	0.3 m · 2 s	S	7 km/h · 11 km/h gusts	N Offshore	0.1 m	Clear · 22 °C