[gradsusr] Meridional Circulation

Joseph Basconcillo jbasconcillo at pagasa.dost.gov.ph
Mon Oct 8 06:33:03 EDT 2018


Hi, all:

For future reference, this refers to my question previously posted.

'open vwnd.ctl'
'open omg.ctl'
'set z 1 23'
'set lat 0 50'
'define omg=omg*100'   
*scale factor=100*
'set gxout stream'
'd vwnd;-omg'

The vector would be in reference to meridional winds. Thanks.

Cheers,
Joseph


----- Original Message -----
From: "Joseph Basconcillo" <jbasconcillo at pagasa.dost.gov.ph>
To: "GrADS Users Forum" <gradsusr at gradsusr.org>
Sent: Monday, October 8, 2018 5:10:50 PM
Subject: Meridional Circularion

Hi, all:

I would like to plot the meridional circulation from 1000 hPa to 200 hPa to capture the Hadley Cell.

I have UWND and VWND. Plotting these variables would be as follows:

'open uwnd.ctl'
'open vwnd.ctl'
'set z 1 23'
'set lat 0 50'
'define a=ave(uwnd.1,lon=100, lon=260)'
'define b=ave(vwnd.2,lon=100, lon=260)'
'd a;b'

Now, "d a;b" only plots the vector wind in height-latitude cross section. So, it does not correspond to vertical wind profile. I have been reading queries in the forum but it seems there is no proposed solution yet. Can you show me if you have proposed solution to this? Thanks.

Cheers,
Joseph 



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