Convective objects are superimposed over the Meteosat infrared image, whose colormap is adapted to coldest temperatures :

  classical grey colormap until -40° , then,
  blue shades between -41° and -50°, 
  green shades to between -51° and -60°,
  light-red shades between -61° and -70°
  pink shades to between -71° and -80°
  violet shades from -80° until -105°
  black beyond -105°

colormap



Date and time (UTC) of validity of RDT, as date and time of the satellite image are shown in the upper-left corner of the image.

The different characteristics of the convective objects are displayed through a multilevel visualisation:

1. The first level corresponds to the superposition of graphical attributes onto the corresponding infrared image.

These graphical attributes are:

a. coloured contour which defines the