Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
High 1037 Norwegian Basin Friday evening remains almost stationary until Saturday morning before extending a ridge southeast into southern Scandinavia from Saturday afternoon. This high will drift west over the North Sea Sunday as high pressure remains slow moving in the Norwegian Basin. High in the Norwegian Basin declines Monday. Low 1000 Fitzroy Friday evening will fill Saturday with high 1015 building here from Saturday evening. Low 992 44N 034W Friday evening will fill Saturday. Low 1003 45N 055W Friday evening deepens 975 as it moves towards the Azores Saturday and Sunday. This low becomes slow moving and begins to fill northwest of the Azores Monday. Low 1012 61N 038W develops Saturday then moves northeast to fill in the Denmark Strait Saturday evening. Near gales affect Viking briefly Friday night but no gales are expected throughout this period
Niton
High 1037 Norwegian Basin Friday evening remains almost stationary until Saturday morning before extending a ridge southeast into southern Scandinavia from Saturday afternoon. This high will drift west over the North Sea Sunday as high pressure remains slow moving in the Norwegian Basin. High in the Norwegian Basin declines Monday. Low 1000 Fitzroy Friday evening will fill Saturday with high 1015 building here from Saturday evening. Low 992 44N 034W Friday evening will fill Saturday. Low 1003 45N 055W Friday evening deepens 975 as it moves towards the Azores Saturday and Sunday. This low becomes slow moving and begins to fill northwest of the Azores Monday. Low 1012 61N 038W develops Saturday then moves northeast to fill in the Denmark Strait Saturday evening. Near gales affect most parts at times during this period but no gales are expected throughout the period
Portpatrick
High 1037 Norwegian Basin Friday evening remains almost stationary until Saturday morning before extending a ridge southeast into southern Scandinavia from Saturday afternoon. This high will drift west over the North Sea Sunday as high pressure remains slow moving in the Norwegian Basin. High in the Norwegian Basin declines Monday. Low 1000 Fitzroy Friday evening will fill Saturday with high 1015 building here from Saturday evening. Low 992 44N 034W Friday evening will fill Saturday. Low 1003 45N 055W Friday evening deepens 975 as it moves towards the Azores Saturday and Sunday. This low becomes slow moving and begins to fill northwest of the Azores Monday. Low 1012 61N 038W develops Saturday then moves northeast to fill in the Denmark Strait Saturday evening. Near gales affect northern parts briefly Friday night and southern parts through much of this period but no gales are 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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