Meanwhile, her three sisters stood out in the roadstead in defensive positions.
From the en.wikipedia.org
The anchorage is an open roadstead, sheltered by a spit running out from the east.
From the en.wikipedia.org
Drake's activities demonstrated the indefensibility of the open roadstead of Nombre de Dios.
From the en.wikipedia.org
To further the blockade, the Union Navy stationed some of its most powerful warships in the roadstead.
From the en.wikipedia.org
At this time, the Union Navy had five warships in the roadstead, in addition to several support vessels.
From the en.wikipedia.org
A paddle steamer plied several times a day between this roadstead and the agreeably unsophisticated plage of Les Sablettes.
From the en.wikipedia.org
The point of the walk was the champagne air and the stupendous sea view over the roadstead of Brest, but along the way were accidental bonuses.
From the independent.co.uk
On 30 November la Belle-Poule entered the roadstead of Cherbourg, and six days later the remains were transferred to the steamer la Normandie.
From the en.wikipedia.org
Consequently on 29 October 1918, the order was given to depart from Wilhelmshaven to consolidate the fleet in the Jade roadstead, with the intention of departing the following morning.
From the en.wikipedia.org
More examples
Roads: a partly sheltered anchorage
A roadstead is a place outside a harbor where a ship can lie at anchor. It is an enclosed area with an opening to the sea, narrower than a bay or gulf. It has a surface that cannot be confused with an estuary. It can be created artificially by jetties or dikes. ...
Is an area of the sea used for the anchorage of vessels and transhipment of cargo, usually without the protection from weather associated with ports and harbors. Roadsteds are part of the territorial sea and not inland waters. [Zones and Boundaries]
Dive bombing and low level attacks on enemy ships at sea or in harbour.
Anti-shipping strike by fighters. Codenamed ROVER in Coastal Command.