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A Month of Storms: Ciara, Dennis and Atmospheric Rivers

A Month of Storms: Ciara, Dennis and Atmospheric Rivers

Contributed by Helen Griffith, Dept of Geography & Environmental Science, University of Reading, UK. February 2020 has been announced as the wettest February on record for most of the UK[1]. The arrival of Storms Ciara and Dennis led to widespread flooding and the recovery is expected to cost the insurance industry over £225m[2]. Saturated soils combined with additional rainfall mean that, at the time of writing, over 100 flood warnings are still in place across England and Wales and the…

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Linking flows to flood hazard

Linking flows to flood hazard

Contributed by Liz Stephens, a HEPEX guest columnist for 2014 With respect to flooding at least, to have value for decision-making we need to link the forecast of a particular magnitude river flow with the hazard posed by that size flow. When we are tasked with forecasting a flood, what is really meant is that there needs to be some indication of the area that will be flooded, and not only what is going on in the river channel. In practice, this…

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