Coast and sea

Extended outlook

Issued at: .

For the period to .

Extended outlook map

Cullercoats

Friday evening, a complex area of low pressure will be situated to the north of the UK, with a centre near the northwest and a second centred over the northern North Sea, with its associated frontal system pushing into Scandinavia and across the near continent. A ridge of high pressure will be ridged across southern parts of the UK and the low countries. On Saturday, low pressure 1009 to the northwest of the UK will bring its frontal system southeastwards across the UK, as the ridge of high pressure relaxes into the near continent. By Sunday and Monday, the Azores high pressure will extend a ridge across the southern half of the UK, with low pressure situated over the Norwegian Sea. No gales are expected across Cullercoats sea areas throughout the period, although a low risk of strong winds near Fair Isle late on Friday

Niton

Friday evening, a complex area of low pressure will be situated to the north of the UK, with a centre near the northwest and a second centred over the northern North Sea, with its associated frontal system pushing into Scandinavia and across the near continent. A ridge of high pressure will be ridged across southern parts of the UK and the low countries. On Saturday, low pressure 1009 to the northwest of the UK will bring its frontal system southeastwards across the UK, as the ridge of high pressure relaxes into the near continent. By Sunday and Monday, the Azores high pressure will extend a ridge across the southern half of the UK, with low pressure situated over the Norwegian Sea. No gales are expected across Niton through the period, although strong winds are possible in south Fitzroy near the Galician coast through much of the period

Portpatrick

Friday evening, a complex area of low pressure will be situated to the north of the UK, with a centre near the northwest and a second centred over the northern North Sea, with its associated frontal system pushing into Scandinavia and across the near continent. A ridge of high pressure will be ridged across southern parts of the UK and the low countries. On Saturday, low pressure 1009 to the northwest of the UK will bring its frontal system southeastwards across the UK, as the ridge of high pressure relaxes into the near continent. By Sunday and Monday, the Azores high pressure will extend a ridge across the southern half of the UK, with low pressure situated over the Norwegian Sea. No gales are expected across Portpatrick through the period, although strong winds are possible near troughs and low centres, most likely Rockall and Malin on Sunday, also Bailey and Hebrides into Monday

The extended outlook information

The extended outlooks are issued once a day, at 2300 GMT and cover the next 3 to 5 days.

For the extended outlooks the waters surrounding the British Isles are divided into three areas: Cullercoats, Portpatrick and Niton. These three areas reflect the coverage areas of the UK's Navtex transmitters, which overlap in some areas.

The extended outlook forecast contains details of the likelihood of gales or storms, a general synopsis and a general forecast for the area of coverage of each Navtex transmitter.

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