## 2 Materials and Methods
### Description of the Precipitation Products
#### 2.1.1 RADOME Rain Gauges Network
\begin{table}
\begin{tabular}{c c c c c c c} \hline \hline
**Dataset** & **Type of Data** & **Spatial Coverage** & **Spatial Resolution** & **Temporal Resolution** & **Data Latency** & **Availability** \\ \hline RADOME & Rain gauges & & & & & & https://donneespubliques. \\  & network & & & & & & meteorofrance.fr, accessed on 19 \\  & & & & & & & November 2023 \\ \hline PANTHERE & Radar & & & & & & \\  & network & & & & & & \\  & & & & & & & \\  & & & & & & & \\ \hline OPERA & Radar & & & & & & & \\  & network & & & & & & \\  & & & & & & & \\ \hline IMERG-Early & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.1\({}^{\circ}\)\(\times\) 0.1\({}^{\circ}\) & 30 min & 4 h & \begin{tabular}{c} [[https://disc.gsfc.nasa.gov/](https://disc.gsfc.nasa.gov/)]([https://disc.gsfc.nasa.gov/](https://disc.gsfc.nasa.gov/)) \\ datasets/GPM\_3 IMERGHHE\_ \\ 06/summary, accessed on 19 \\ \end{tabular} \\ \hline IMERG-Late & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.1\({}^{\circ}\)\(\times\) 0.1\({}^{\circ}\) & 30 min & 14 h & \begin{tabular}{c} [[https://disc.gsfc.nasa.gov/](https://disc.gsfc.nasa.gov/)]([https://disc.gsfc.nasa.gov/](https://disc.gsfc.nasa.gov/)) \\ datasets/GPM\_3 IMERGHHL\_ \\ 06/summary, accessed on 19 \\ \end{tabular} \\ \hline CMORPH-RT & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.08\({}^{\circ}\)\(\times\) 0.08\({}^{\circ}\) & 30 min & 3 h & \begin{tabular}{c} [[https://ftp.cpc.ncep.noaa.gov/](https://ftp.cpc.ncep.noaa.gov/)]([https://ftp.cpc.ncep.noaa.gov/](https://ftp.cpc.ncep.noaa.gov/)) \\ precip/CMORPH\_RT/, accessed on 19 November 2023 \\ \end{tabular} \\ \hline CMORPH & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.08\({}^{\circ}\)\(\times\) 0.08\({}^{\circ}\) & 30 min & 18 h & \begin{tabular}{c} [[https://ftp.cpc.ncep.noaa.gov/](https://ftp.cpc.ncep.noaa.gov/)]([https://ftp.cpc.ncep.noaa.gov/](https://ftp.cpc.ncep.noaa.gov/)) \\ precip/CMORPH\_V0x/, accessed on 19 November 2023 \\ \end{tabular} \\ \hline GSMaP-Now & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.1\({}^{\circ}\)\(\times\) 0.1\({}^{\circ}\) & 30 min & Real-time & \begin{tabular}{c} [[https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)]([https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)) \\ GSMaP\_NOW/, accessed on 19 \\ November 2023 \\ \end{tabular} \\ \hline GSMaP-Now- & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.1\({}^{\circ}\)\(\times\) 0.1\({}^{\circ}\) & 30 min & Real-time & \begin{tabular}{c} [[https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)]([https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)) \\ GSMaP\_NOW/, accessed on 19 \\ November 2023 \\ \end{tabular} \\ \hline GSMaP-NRT- & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.1\({}^{\circ}\)\(\times\) 0.1\({}^{\circ}\) & 1 h & 4 h & \begin{tabular}{c} [[https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)]([https://sharaku.eorc.jaxa.jp/](https://sharaku.eorc.jaxa.jp/)) \\ GSMaP/, accessed on 19 \\ November 2023 \\ \end{tabular} \\ \hline GHE & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.04\({}^{\circ}\)\(\times\) 0.04\({}^{\circ}\) & 15 min & 2 h & \begin{tabular}{c} [[https://www.noaa.gov/nodd/](https://www.noaa.gov/nodd/)]([https://www.noaa.gov/nodd/](https://www.noaa.gov/nodd/)) \\ datasets, accessed on 19 \\ November 2023 \\ \end{tabular} \\ \hline PDIR & Satellite & 60\({}^{\circ}\) N–60\({}^{\circ}\) S & 0.04\({}^{\circ}\)\(\times\) 0.04\({}^{\circ}\) & 1 h & 2 h & \
\begin{tabular}{c} [[https://persiann.eng.uci.edu/](https://persiann.eng.uci.edu/)]([https://persiann.eng.uci.edu/](https://persiann.eng.uci.edu/)) \\ CHRSdata/PDIRNow/netcdf\_ \\ 1h/, accessed on 19 November 2023 \\ \end{tabular} \\ \hline DATABOURG & Satellite & France & 1 km\({}^{2}\) & 5 min & Real-time &
\begin{tabular}{c} [[https://databourg.com/](https://databourg.com/)]([https://databourg.com/](https://databourg.com/)), \\ accessed on 19 November 2023 \\ \end{tabular} \\ \hline \hline \end{tabular}
\end{table} 
Table 1: Description of the precipitation data used in this study.