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Luke Howard, On the Modification of Clouds 1803

Howard, an amateur meteorolgist and professional pharmacist, devised the cloud classification scheme the basis of which is still in use today. The complete volume is available from our Digital Library & Archive. Howard was keen that his naming convention should bear no resemblance to any religious

The representation of clouds in weather and climate prediction.

Clouds redistribute heat and moisture through the atmosphere, as well as producing precipitation at the surface and reflecting solar radiation back out to space.  Their evolution can be very complex due to the interactions between the clouds themselves, radiation and fluid dynamics. Clouds act

to almost 6 metres, around 4 metres higher than average, with the River Seine bursting its banks. Looking ahead through February and the month is getting off to a cold start. Temperatures will be below average to end the working week with some showers too. Then after a slightly milder but also wet Saturday

, with thundery showers likely and a possibility of some heavy bursts of rain, with around 25mm of rain possibly falling within an hour in some spots. Whilst there is a chance of this risk extending into parts of Wales and perhaps the southwest of England on Friday afternoon the majority

. “What’s chiefly responsible for these thundery showers is that the UK is under the influence of low pressure, with daytime heating helping to develop unstable air which can be responsible for these bursts of heavy rain.” The unsettled theme is likely to continue on Wednesday, though the frequency

temperatures in some areas exceeded 30 °C, for which extreme heat warnings were issued. There were fatalities in water during the hot spell, and ambulance services reported extremely high demand. Northern Ireland Water witnessed extreme pressure on their network, which resulted in a burst main water pipe

warnings UK Storm Centre Seasonal advice Maps & charts Maps & charts UK forecast UK weather map Cloud cover map Precipitation map Lightning map Rainfall map Temperature map Wind map Wind gust map Surface pressure charts All countries Climate Climate Climate explained What is climate change? Causes