ECMWF analysis plots for flight 294 from Frankfurt to Stockholm and back on 20 April 2010
The first CARIBIC special volcanic cloud fact finding flight




Trajectories

5-day backward: All // 13-14h / 14-15h / 15-16h / 16-17h / 17-18h /
8-day backward WAS: 01 /02 /03 /04 /05 /06 /07 /08 /09 /10 /11 /12 /13 /14 /15 /16 /17 /18 /19 /20 /21 /22 /23 /24 /25 /26 /27
8-day backward WAS volume: 01 /02 /03 /04 /05 /06 /07 /08 /09 /10 /11 /12 /13 /14 /15 /16 /17 /18 /19 /20 /21 /22 /23 /24 /25 /26 /27
2-day forward: All



"Surface" maps
Level (hPa) - - - - - - -
10042000+012 Total CC Low CC Medium CC High CC H2O column 6hr LS Prec 6hr Con Prec

Pressure level maps
Level (hPa) 250 250 250 250 500 250 500 250 700
10042012 PV Z Wind W W Spec hum RH RH EpotT

Vertical X-sections
Pressure versus time PV Eq pot T Spec hum RH Wetb potT U V W Cloud water Cloud ice Cloud cover

ECMWF and measured parameters as a function of UT
P P+tropop. geop.Z+tropop. PV PV+tropop. Pott.T Pott.T+tropop. T T+tropop. Wind speed Wind dir w=dp/dt H2O mix.ratio RH Cloud cover Liquid/Ice water
Model data interpolated along track: file1 (meteo)// file2 (clouds) // file3 (tropopause)

Satellite imagery
Global infrared cloud composites on 20-4-2010 15 UTC
Global water vapour composites on 20-4-2010 15 UTC
(Courtesy of SSEC at the Univ. of Wisconsin-Madison's Graduate School.)