Extended outlook

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Issued by the Met Office, on behalf of the Maritime and Coastguard Agency, at

Cullercoats

During Wednesday evening a ridge extension from the Azores high pressure 1029, will lie across the British Isles, while a shallow low pressure 1020 will lie near Faeroes. Deeper low pressure areas will run north of Iceland. During Thursday the high pressure ridge will collapse southwards while the shallow low migrates across Scotland, then into the North Sea. Another high pressure ridge from the Atlantic will then move southwards over Scotland during Friday morning, with a trough across southern Britain, and low pressure in the southern North Sea. The high pressure ridge will become dominant through Saturday, extending across the whole of the British Isles. Strong northerly winds will develop in northern North Sea areas later on Thursday, extending to southern sea areas as well during Friday. Broadly northerly winds will continue strong at times in all sea areas through Saturday


Niton

During Wednesday evening a ridge extension from the Azores high pressure 1029, will lie across the British Isles, while a shallow low pressure 1020 will lie near Faeroes. Deeper low pressure areas will run north of Iceland. During Thursday the high pressure ridge will collapse southwards while the shallow low migrates across Scotland, then into the North Sea. Another high pressure ridge from the Atlantic will then move southwards over Scotland during Friday morning, with a trough across southern Britain, and low pressure in the southern North Sea. The high pressure ridge will become dominant through Saturday, extending across the whole of the British Isles. During Wednesday evening and Thursday northerly winds will be strong at times in Biscay and Fitzroy. Winds may become occasionally strong northerly in Thames, Dover and Wight, and Lundy and Irish Sea later Friday. Strong winds may also extend to Plymouth, Fastnet and Sole on Saturday


Portpatrick

During Wednesday evening a ridge extension from the Azores high pressure 1029, will lie across the British Isles, while a shallow low pressure 1020 will lie near Faeroes. Deeper low pressure areas will run north of Iceland. During Thursday the high pressure ridge will collapse southwards while the shallow low migrates across Scotland, then into the North Sea. Another high pressure ridge from the Atlantic will then move southwards over Scotland during Friday morning, with a trough across southern Britain, and low pressure in the southern North Sea. The high pressure ridge will become dominant through Saturday, extending across the whole of the British Isles. Strong northerly winds may develop in northern sea areas through Thursday, perhaps extending to Irish Sea and Lundy through Friday, while winds moderate for a time in the north. Strong southwesterly winds may develop in the north on Saturday, possibly gale in Southeast Iceland