Vertical Motion Associated With

"Dynamic" Surface Pressure Systems

 

Upward Vertical Motion at Given Level (say, in the mid-troposphere)

Prop

 To

Cyclonic Vorticity Advection *

*(Really, differential temperature advection centered at the level)

and/or

Warm Temperature Advection at that Level

 

 

Term A

 

Term B

Downward Vertical Motion at Given Level (say, in the mid-troposphere)

Prop

 To

Anticyclonic Vorticity Advection *

*(Really, differential temperature advection centered at the level)

and/or

Cold Temperature Advection at that Level

 

 

?

 

 

  ?   ?

 

Diagnose the quasigeostrophic forcing for upward or downward motion at 500 mb for the 60h NAM forecast for the location assigned.