Geopotential Height and Equivalent Potential Temperature at 500 hPa 9-11 Aug 2005

09 Aug 2005/00 UTC - Meteosat 8 IR10.8; Geopotential Height 500 hPa(solid blue), Equivalent Potential Temperature 500 hPa (solid green).

Sharp upper level trough is located over northern parts of Ukraine and moving northwards. A closed upper level low is superimposed over the depression and the wave phase is already near its end.