Porto Istana
mooring field · Porto San Paolo · Sardinia

Porto Istana is a mooring field on the coast of Sardinia.
The nearest town is Porto San Paolo.
Also known as Spiaggia di Porto Istana.
The bay opens towards the east (82°).
Shelter by wind direction
Good shelter in north (tramontana), south-east (sirocco), south, south-west, west and north-west wind.
Partial shelter in north-east wind.
No shelter in east wind.
In the most open sector, up to 3.1 NM of open water towards the east.
Swell can come in from east-north-east to east-north-east (64°–76°).
- sheltered
- partly
- exposed
Shelter is estimated from open water and swell, not from wind strength: a strong wind can still gust over the land.
Here, shelter depends on tonight's wind. Seadromy reads the forecast and tells you before you leave.
Seabed, depth and room
Satellite imagery shows light, sandy patches around the anchoring spot.
Good holding.
Depth near the anchoring spot: about 3 m (EMODnet bathymetry, indicative).
Approach
Direct approach from open water; the routing point lies 0.6 NM from the anchoring spot.
Marked on the nautical chart as: anchorage.
Ashore and services
Road within 400 m: busy in the afternoon.
A few houses ashore (15 buildings within 600 m).
Nothing ashore: a wild anchorage.
Nearest services:
- Campo ormeggi di Porto Istana · up to 6 m
Where to go when the wind turns
When the wind makes this place exposed, the nearest places rated as well sheltered are:
- In north-east wind: Spiaggia Mare Rocce, 5.6 NM by sea.
- In east wind: Spiaggia delle vacche, 3.3 NM by sea.
Nearby anchorages and ports
- Marina Costa Corallina marina · 0.3 NM by sea
- Sas Enas Appara cove · 0.4 NM by sea
- Porto San Paolo marina · 0.5 NM by sea
- Porto Legnaiolo cove · 0.7 NM by sea
- Spiaggia Il Passetto cove · 2.5 NM by sea
- Spiaggia di Villa Marzano anchorage · 2.6 NM by sea
Sheltered anchorages of Sardinia by wind
More places – Porto San Paolo
- Costa Dorata cove
- Porto San Paolo marina
- Porto Taverna anchorage
Questions
Is Porto Istana sheltered from the tramontana?
Yes. Shelter is rated good in north wind.
Is Porto Istana sheltered from the sirocco?
Yes. Shelter is rated good in south-east wind.
How deep is the water at Porto Istana?
Depth near the anchoring spot: about 3 m (EMODnet bathymetry, indicative).
What is the seabed at Porto Istana?
Satellite imagery shows light, sandy patches around the anchoring spot. Good holding.
Can you spend the night at Porto Istana?
It depends on the wind of the night: Seadromy picks the evening anchorage with the forecast of the day.

