Category Archives: Environmental hazards

Why has there been a rapid increase in heat-related extremes in Western Europe since the mid-1990s?

By Buwen Dong In the last few decades, Europe has warmed not only faster than the global average, but also faster than expected from anthropogenic greenhouse gas increases (van Oldenborgh et al., 2009). With the warming, Europe experienced record-breaking heat … Continue reading

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Nice weather, atmospheric blocking and forecasts

By Oscar Martinez-Alvarado With the beginning of spring (either the ‘meteorological’ spring on 1 March or the ‘astronomical’ spring on 20 March, as the Met Office explains here), the UK and indeed the whole Northern Hemisphere start experiencing warmer weather. The … Continue reading

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Can the use of CCTV images improve urban flooding forecasts?

By Sanita Vetra-Carvalho Urban flooding can result from intense rainfall, flash floods, coastal floods or river floods, the same as in rural areas. However, in cities, unlike in rural areas, there is very little open soil available for water storage … Continue reading

Posted in data assimilation, Environmental hazards, Hydrology, Urban meteorology | Leave a comment

Double, double, toil and trouble

By Geoff Wadge Iceland has been forcing itself on our consciousness in recent years, culminating recently in the humiliation of the English football team. There may be another unpleasant surprise up Iceland’s sleeve. Since 2010 there have been three volcanic … Continue reading

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UK drought monitoring and forecasting

By Laura Baker After what feels like a pretty wet start to the year, it may seem strange to be talking about drought (although admittedly the warm weather over the last couple of weeks should help!). But in spring 2012, … Continue reading

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A month’s worth of rain …

By Ben Harvey Phrases like a month’s worth of rain fell in just one day are often seen in media reports of extreme precipitation. But what does this statistic actually mean? How rare is it to see a month’s worth … Continue reading

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Understanding Summer Flash Flooding

By Adrian Champion ‘Flash flooding’ is flooding that only lasts between a few hours and a day and typically has very little warning. There are many causes of flash flooding, from the meteorological conditions that lead to the rainfall that … Continue reading

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A PhD student’s overview of the European Geosciences Union (EGU) General Assembly 2016

By David Flack Last week (18 – 22 April) 13,650 scientists from 109 countries descended upon Vienna for the European Geosciences Union (EGU) general assembly. This includes a range of different disciplines, not just those associated with meteorology and hydrology, … Continue reading

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Can specific extreme weather or climate events be attributed to climate change?

By Ted Shepherd Whenever an extreme weather or climate event occurs, scientists are invariably asked whether it can be blamed on anthropogenic climate change. The usual response from climate scientists has been that it is not possible to attribute the … Continue reading

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Predicting the airborne spread of hazardous releases in urban areas

By Omduth Coceal The threat of terrorist attacks, like the risk of accidents, is an unfortunate probability that we need to take seriously and be prepared for. A particularly challenging problem is to be able to predict the spread of potentially … Continue reading

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