Met Office weather maps show a thick band of rain covering a huge swathe of the UK this week. The maps from the forecaster show 45 areas to be hit by downpours on Friday, October 16.
Rain band moves eastwards
The rain will start in the early hours, with the main rain band moving eastwards from southwest England and Wales towards central and eastern England between 7am and 5pm, according to the maps. At 7am, much of the precipitation will be concentrated across parts of southwest England and Wales, extending northeast towards northwest England.
There are also scattered showers across western Scotland. In England, areas in the very southwest including Cornwall are expected to experience heavy rainfall in the morning. Lighter rain is also predicted in Greater Manchester.
Rain spreads by midday
By 11am, the main rain band stretches from southwest England through Wales and northwest England, with heavier rain around parts of the Lincoln area. At this time more rain will fall in the Midlands. As the day continues, more areas in the south are predicted rainfall.
Up until 5pm, the main rain band continues to shift eastwards across England, with rain affecting parts of central and eastern England. Showers will remain scattered across Scotland, Northern Ireland and western coastal areas.
Cooler temperatures and affected areas
Throughout the afternoon parts of the south including Greater London, Kent and Essex will see rainfall. Temperatures are also expected to be cooler on Friday.
The forecast for Friday says: "A few showers are possible, mainly the far north and south. Much cooler than of late."
