The Royal Navy's flagship HMS Bulwark will sail into Weymouth later as the force prepares to provide security for the sailing events at the Olympic Games.
Patrol vessels, landing craft, the Royal Marines and Merlin Helicopters will patrol the coast of Dorset during the games.
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Patchy rain tonight ahead of another cloudy and breezy day tomorrow. Rain and stronger winds arriving from the west tomorrow evening.
Staying cloudy with patchy rain tonight. Rain and stronger winds arriving from the west tomorrow evening.
Cloudy and breezy with rain arriving from the west later.