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which has been deposited on the surface in the previous hour. This included rain, snow, and hail with the ice phase precipitation being considered as a liquid water equivalent (lwe) value. It includes the contribution from the model convection scheme if this is invoked (true for Global models

showers and thunderstorms over Northern Ireland and parts of Scotland on the 9th led to surface water issues on the M74 at junction 12, and hail caused slow traffic, the hail reportedly looking like the snow from earlier in the year; as the hail melted, surface water issues affected the A9. Scotrail

convection” must be added to this to get the total rainfall accumulation. Implied depth of the layer of liquid water which has been deposited on the surface in the previous hour. This included rain, snow, and hail with the ice phase precipitation being considered as a liquid water equivalent (lwe) value

to a more unsettled regime for the UK, though temperatures will remain high and it’ll feel very humid for many.  “Heavy showers and thunderstorms are likely to become more frequent and impactful through the weekend, with the potential for associated hail, lightning and some gusty winds. The risk

of the showers could be heavy and slow moving at times with some thunder, lightning and hail. The showers will affect most parts of the UK, including London, with some more persistent rain affecting parts of eastern Scotland. Highs of 18-20°C are expected across much of England and Wales. Will your

sunny spells in the south it could reach 20°C. Friday will be a day of sunshine and showers, which could be heavy and slow moving at times with some thunder, lightning and hail. The showers will affect most parts of the UK, including London, with some more persistent rain affecting parts of eastern

October 2000. The previous highest 12-hourly value (09-21 GMT or 21-09 GMT) was 62.9 mm on 10 June 1993. The average October 1961-1990 rainfall. Radar imagery 3-hourly radar imagery from 13/14 October 2002 Please note: The empirical relationship between radar reflectivity and rainfall rate is fixed whereas in reality this is highly dependent on precipitation type and is very different for rain and hail. Last updated: 11 February 2013 © Crown Copyright

coast of England on Thursday. Gusts of 50mph are likely quite widely, with 60-70mph possible in exposed coastal areas. “These winds will be accompanied by some heavy showers at times, with the possibility of hail and thunder in some locations, which will worsen travel conditions.” Northern Ireland has

and Sweden, but actually it's much less windy compared with Monday. Frequent showers initially across northwestern areas, transferring into northeastern areas as the day goes on. Hail and thunder in places, but those showers peeking around lunchtime before becoming fewer and further between later

, some frequent lightning, some hail and also some gusty winds possible and there has been a Met Office warning issued across southern and southeastern parts. READ MORE: What is the Azores High? “There’s also a chance of some showers across eastern parts of Scotland, northeastern parts of England