[gradsusr] Horizontal Temperature Gradient

Davide Sacchetti davide.sacchetti at arpal.liguria.it
Wed Jun 17 05:37:40 EDT 2020





 From:   lpasmanoranjan <lpasmanoranjan at gmail.com> 
 To:   GrADS Users Forum <gradsusr at gradsusr.org> 
 Sent:   6/17/2020 4:17 AM 
 Subject:   [gradsusr] Horizontal Temperature Gradient 


cos(lat*3.1416) is wrong: use cos(lat*3.1416/180)





Dear Users,
I would like to calculate horizontal temperature gradient. The following script plots strange values. Perhaps I am making some mistake, would anyone please check the script. 

dtx = cdiff(t,x)
dx = cdiff(lon,x)*3.1416*6.37e6*cos(lat*3.1416)
d dtx/dx

Thank you. -- 



Kind Regards,
Mano
 

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