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of hail and thunder.  Some locations within the warning area may see 10-20mm within an hour and perhaps 30-40mm in 2-3 hours.  Met Office Chief Meteorologist Neil Armstrong said: “A band of prolonged and heavy rain will move north and west across the UK during Wednesday and Thursday. “Areas exposed

should soon clear, leading into a weekend of sunshine and showers, some of which could be heavy with a risk of hail or thunder. Some more persistent rain is possible at times in northern Scotland, while southwest Britain is likely to remain the driest overall. Most areas will feel breezy

on Monday, elsewhere, strong winds, heavy rain and hill snow will move into northwestern areas.  Wintry showers of rain, sleet, hail and snow will then follow from Tuesday. Towards the end of the week there are now signs of some less cold weather, reducing the likelihood of frost, ice and snow

. These showers will be heavy and thundery in places, and could be accompanied by hail, all of which could again adversely affect driving conditions. Sunday looks better for many with sunny spells and patchy cloud away from Western Scotland and Northern Ireland. Here there will be steadily increasing cloud

these became violent and heavy with hail and at least three tornadoes being spawned. Widespread flooding was reported and one tornado left a trail of damage stretching 65-miles, the longest track of a tornado ever recorded across the United Kingdom. Thunderstorms continued into the evening across

ground above 200 metres, particularly in Scotland, with some low-lying areas seeing 2-5 cm. Hail and lightning are also possible, mostly across northern and western Scotland. The South West is likely to see strong winds on Tuesday night with the chance of gusts of up to 60 mph.  These strong winds

is characterised by frequent showers at any time of the year. In the winter months when convection is most vigorous over the sea, hail and thunder are common across much of the western and northern side of the British Isles. However, eastern Britain may see fewer showers as here the surface heating is reduced

torrential rain, hail and lightning strikes. Lightning can cause power cuts and disrupt other utilities and services. Torrential rain and hail can lead to flooding and make driving difficult – with big differences in road conditions from one place to another. Extreme Heat Whilst many of us like

forecasting capability, which captures the range of possible further weather events, allowing us to better estimate the likelihood of severe weather. It exploits our latest high-resolution models, resulting in more accurate temperature forecasts, more accurate predictions of rain, hail and snow

) snowfall_accumulation-PTxxx (xxx = 15M , 01H, 03H) snowfall_rate snowfall_rate_max-PTxxx (xxx = 01H, 03H) Add hail diagnostics. Update snow diagnostics to exclude hail. This addressed the problem of there appearing to be snow when it is warm (actually hail, which was previously lumped in with snow). UKV