Coast and sea

Extended outlook

Issued at: .

For the period to .

Extended outlook map

Cullercoats

High 1006 over Scandinavia is expected to dissipate on Saturday evening. Low 969 expected near 57N 028W on Saturday evening, gradually tracking northeast towards the Faeroes on Sunday, and then expected 990 over Fair Isle by midday on Monday, before losing its identity over Scandinavia later on Monday and into Tuesday. High 1032 expected over Biscay from Saturday evening, gradually declining southeast over the next couple of days. New Atlantic low expected 983 west of Shannon by midday on Tuesday, moving east on Tuesday evening. No gales are expected during the forecast period, however strong winds are possible across the North Sea and the Channel at times, with near gales expected to affect the southern North Sea during Monday, before easing again slightly on Monday evening. Widespread fog is not expected to affect the region during the forecast period

Niton

High 1006 over Scandinavia is expected to dissipate on Saturday evening. Low 969 expected near 57N 028W on Saturday evening, gradually tracking northeast towards the Faeroes on Sunday, and then expected 990 over Fair Isle by midday on Monday, before losing its identity over Scandinavia later on Monday and into Tuesday. High 1032 expected over Biscay from Saturday evening, gradually declining southeast over the next couple of days. New Atlantic low expected 983 west of Shannon by midday on Tuesday, moving east on Tuesday evening. Strong winds are expected to affect the region at times throughout the forecast period, with gales also expected in Shannon from Sunday afternoon until the early hours of Monday, and near gales expected at times thereafter, particularly in the west of the region. Widespread fog is not expected to affect the region during the forecast period

Portpatrick

High 1006 over Scandinavia is expected to dissipate on Saturday evening. Low 969 expected near 57N 028W on Saturday evening, gradually tracking northeast towards the Faeroes on Sunday, and then expected 990 over Fair Isle by midday on Monday, before losing its identity over Scandinavia later on Monday and into Tuesday. High 1032 expected over Biscay from Saturday evening, gradually declining southeast over the next couple of days. New Atlantic low expected 983 west of Shannon by midday on Tuesday, moving east on Tuesday evening. Strong winds and near gales are expected to affect most of the region at times during the forecast period, with gales also expected in Faeroes and South East Iceland from the early hours of Sunday until Sunday afternoon and also in Shannon, Rockall and Malin from Sunday afternoon until the early hours of 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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