Case study: May 5th, 2017

A trough caused instability on the southeast of Brazil on this day. Several storms, in many cases with hail, were reported in the São Paulo state. In Pederneiras, near Bauru, hail covered railways and caused floods (news here, here, here, here and here).

Lightning strike as detected by Rindat network in the region can be seen below:

The following images show the CAPPI 3km from Radars Presidente Prudente and Bauru (source CPTEC):

Satellite images from GOES 13 can be seen below:

GOES visible channel images (source CPTEC):

GOES IR (highlited) channel images (source CPTEC):

GOES WV channel images (source CPTEC):

Preliminary, non-operational IR (highlited) satellite images from GOES 16 near the time of the event can be seen below (source CPTEC):