Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 1006 to the west of Bailey and Rockall on Saturday evening slowly moves east into Sunday, another low 994 over Biscay Saturday evening moves northeast to the English channel by midnight 999, then north towards Shetland through Sunday 996. These two lows become complex, with 996 moving northwest to the east of Iceland by the end of Monday, filling to 1002 and the other moving south over Ireland 1002. This moves south to Sole by the end of Tuesday, with a further low 1004 developing over France. Strong winds at times on Sunday, in the south and east at first, then pushing north through the day, these continuing across the far north at first on Monday before easing. Perhaps strong winds in the east for a time Tuesday. Gales not expected. Extensive fog is not expected throughout the period.
Niton
A low 1006 to the west of Bailey and Rockall on Saturday evening slowly moves east into Sunday, another low 994 over Biscay on Saturday evening moves northeast to the English channel by midnight 999, then north towards Shetland through Sunday 996. These two lows become complex, with 996 moving northwest to the east of Iceland by the end of Monday, filling to 1002 and the other moving south over Ireland 1002. This moves south to Sole by the end of Tuesday, with a further low 1004 developing over France. Strong winds and gales expected on Saturday evening in Biscay, soon easing off. Occasional strong winds possible Monday but expected more widely on Tuesday in the west, with gales or severe gales for Sole and Shannon, most likely later in the day. Extensive fog is not expected throughout the period
Portpatrick
Low 1006 to the west of Bailey and Rockall on Saturday evening slowly moves east into Sunday, another low 994 over Biscay Saturday evening moves northeast to the English channel by midnight 999, then north towards Shetland through Sunday 996. These two lows become complex, with 996 moving northwest to the east of Iceland by the end of Monday, filling to 1002 and the other moving south over Ireland 1002. This moves south to Sole by the end of Tuesday, with a further low 1004 developing over France. Strong winds possible for a time in the far north for Fair Isle, Faeroes, and SE Iceland on Monday with low chance of gales. Strong winds expected in the south on Tuesday across Shannon, Rockall and Malin, with gales or severe gales most likely for Shannon and Rockall. Extensive fog is not expected throughout the period.
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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