weather ob-
served on these dates or some hours or days later. In the past decade in particular, this technique
has been applied to produce probabilistic quantitative precipitation forecasts (PQPFs) (Obled et
al., 2002; Hamill & Whitaker, 2006; Gibergans-Báguena & Llasat, 2007; Diomede et al., 2008;
Panziera et al., 2011; Marty et al., 2012)
considering that the coarse spatial resolution of NWP
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