[ncl-talk] NCL contour plot with CMAQ output

Jiaoyan Huang huangj1311 at gmail.com
Thu Oct 15 11:47:04 MDT 2015


Hey,

I am using CMAQ output (for concentration array) and GRIDCRO2D (for lat and
lon). I ran into the problem of
check_for_y_lat_coord: Warning: Data either does not contain a valid
latitude coordinate array or doesn't contain one at all.  A valid latitude
coordinate array should have a 'units' attribute equal to one of the
following values: 'degrees_north' 'degrees-north' 'degree_north' 'degrees
north' 'degrees_N' 'Degrees_north' 'degree_N' 'degreeN' 'degreesN' 'deg
north'

I followed the ncl FAQ, but cannot fix it. I am thinking it is due to the
data format for CMAQ output. Can anyone help with this?

Thank you

-- 
_________________________________________________________________
Jiaoyan Huang
Atmospheric Research Staff IE UNC Chapel Hill
jiaoyanh at email.unc.edu <jiaoyanh at ad.unc.edu>
100 Europa Drive, Suite 490
Chapel Hill, NC 27517
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