Another fine day ahead for Northern Ireland and western Scotland, with a glummer, cloudier outlook for North Sea coasts in the north of England and east Scotland. Further south, some sunshine on Friday will spark unsettled weather, with thunderstorms expected to move westwards over England and Wales. A yellow thunderstorm warning is in effect for southern England and Wales on Friday. - This is the Met Office UK Weather forecast for the morning of 20/09/24. Bringing you today’s weather forecast is Alex Deakin.