Figure 1. (a) Typical station distribution for daily reporting stations in South America. The data sources are described in section 2.1. (b) Daily precipitation analysis (Units: mm) based on 24-hr accumulations for the period from 1200Z March 28, 2001 - 1200Z March 29, 2001. The analysis is gridded at a horizontal resolution of (lat,lon)=(1°,1°).