Many studies have shown a growing trend in terms of frequency and severity of extreme
events. As never before, having tools capable to monitor the amount of rain that reaches the
Earth's surface has become a key point for the identification of areas potentially affected by
floods. In order to guarantee an almost global spatial coverage, NASA Global Precipitation
Measurement (GPM) IMERG products proved to be the most appropriate source of
information for precipitation retrievement by satellite. This study is aimed at defining the …