Met Office weather
Extended outlook
Issued at: .
For the period to .
Extended outlook map
Cullercoats
A complex trough moves east into the UK on Tuesday evening with new low expected Humber 1001 by midday on Wednesday. This low will move steadily north, expected Norwegian Basin 993 by midday on Thursday before moving to the north of Iceland by midday on Friday. Meanwhile, high 300 miles southwest of Fitzroy on Wednesday will become slow moving over the Azores on Thursday. A new developing low will move rapidly east on Thursday, expected southwest England 986 by early Friday then southern North Sea 990 by Friday evening. Gales expected for a time on Tuesday night and Wednesday in Viking, South Utsire and northeast Forties with strong winds in all other areas. Gales are also possible for a time later Wednesday in Humber, Thames, Dover and Wight. Strong winds expected in all areas at first on Thursday before easing. Gales or severe gales are possible on Friday in the southern North Sea and English Channel
Niton
A complex trough moves east into the UK on Tuesday evening with new low expected Humber 1001 by midday on Wednesday. This low will move steadily north, expected Norwegian Basin 993 by midday on Thursday before moving to the north of Iceland by midday on Friday. Meanwhile, high 300 miles southwest of Fitzroy on Wednesday will become slow moving over the Azores on Thursday. A new developing low will move rapidly east on Thursday, expected southwest England 986 by early Friday then southern North Sea 990 by Friday evening. Gales expected for a time on Tuesday evening in Fitzroy, Sole, Fastnet and Shannon then for a time on Wednesday in the English Channel and Biscay with strong winds in all other areas. Winds ease for a time then strong winds are expected in all areas on Thursday night and on Friday with gales or severe gales possible
Portpatrick
A complex trough moves east into the UK on Tuesday evening with new low expected Humber 1001 by midday on Wednesday. This low will move steadily north, expected Norwegian Basin 993 by midday on Thursday before moving to the north of Iceland by midday on Friday. Meanwhile, high 300 miles southwest of Fitzroy on Wednesday will become slow moving over the Azores on Thursday. A new developing low will move rapidly east on Thursday, expected southwest England 986 by early Friday then southern North Sea 990 by Friday evening. Strong winds expected in all areas on Tuesday evening into Wednesday with a risk of gales at first. Winds ease for a time on Thursday then gales or severe gales are expected on Thursday night and Friday in Lundy, Fastnet, Shannon and Irish Sea with strong winds developing in all other areas
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.
Marine forecasts disclaimer
In the UK, the Maritime & Coastguard Agency (MCA) is responsible for the provision of Maritime Safety Information (MSI) to ships at sea, which includes the broadcast of warnings and forecasts. The Met Office initiates warnings and prepares routine forecasts for dissemination on behalf of the MCA.
Caution: The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed.
Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.