Comparison Ch01 and 03 Development of deep convection
description
Transcript of Comparison Ch01 and 03 Development of deep convection
Comparison Ch01 and 03 Development of deep convection
Development phase
Contact person:Veronika [email protected] 1.0. 13 July 2004
CH01; 10.30
Ch01: blackcloudfree
Ch01: blackcloudfreeCh01: white
cloud
CH03; 10.30
Ch01: blackCh03: blackcloudfree
Ch01: blackCh03: blackcloudfree
Ch01: whiteCh03: blackstart of icing(!?)
CH02; 10.45
Ch01: whitecloud
CH03; 10.45
Ch01: whiteCh03: blackcontinued icing(!?)
CH01; 11.00
Ch01: whitecloud
CH03; 11.00
Ch01: whiteCh03: blackcontinued icing(!?)
CH01; 11.15
Ch01: whitecloud
CH03; 11.15
Ch01: whiteCh03: blackcontinued icing(!?)
CH01; 11.30
Ch01: whitecloud
CH03; 11.30
Ch01: whiteCh03: blackcontinued icingbut: different greyshades
CH02; 11.45
CH03; 11.45
CH01; 12.00
CH03; 12.00
CH01; 12.15
CH03; 12.15
Development of grey shadestructure withinthe big dark area
Probable evaluation potential
• Darkening in Ch03 can be determined quantitatively and automatically
• Can be used together with the deviation images (difference of motion corrected images) for the life cycle of cells
Further development of convective cells
CH01; 12.30
CH03; 12.30
CH01; 13.30
CH03; 13.30
CH01; 13.45
CH03; 13.45
CH01; 14.15
CH03; 14.15
CH01; 14.30
CH03; 14.30
CH02; 14.45
CH03; 14.45
Comparison Ch01,03RGB 134, 149
Development of deep convection:„phase of icing“
CH03; 10.30
Ch01: blackCh03: blackcloudfree
Ch01: blackCh03: blackcloudfree
Ch01: whiteCh03: blackstart of icing(!?)
RGB134; 10.30
orange:area of
begin of icing
RGB149; 10.30
Some magenta dotsbut not as indicative as 134
Comparison Ch01,03,09,RGB 134, 149
Development of deep convection„phase of MCSs and merger of MCSs“
CH01; 14.15
CH09; 14.15
CH03; 14.15
Different greyshadesfrom nearly black to light grey;synoptic interpretation:combined signal from water and ice cloud (?)
RGB134; 14.15
RGB149; 14.15