[ncl-talk] Unexpected line (Upper portion) in the plots produced using NCL 6.3.0

[Guido Cioni]

Hey Jacob,
don’t know if it will help, but it may worth a shot…
Did you try including the option gsnAddCyclic = False ? 

Guido Cioni
http://guidocioni.altervista.org <http://guidocioni.altervista.org/> 

> On 07 Mar 2016, at 16:36, Jacob Alberto Garcia <jacob_garcia at dlsu.edu.ph> wrote:
> 
> Hello,
> 
> I am currently using NCL 6.3.0 to plot data from WRF output. Attached is the script I used and an example of what comes out afterwards. 
> 
> I can't seem to figure out as to why there is always a line included in the upper portion of my plots. Hoping you guys could help me out
> 
> Here's my script:
> 
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRFUserARW.ncl"
> ;load "./WRFUserARW.ncl"
> 
> begin
>   a = addfile("./YSU_EA_d03.nc","r")
>   type = "pdf"
>   wks = gsn_open_wks(type,"PBLH_YSU")
>   gsn_define_colormap(wks,"WhBlGrYeRe")
> 
> ; Plot options
>   pltres = True
>   mpres = True
>   res = True
>   res at gsnMaximize = True
>   mpres at mpDataBaseVersion = "HighRes"
>   res at MainTitle                   = "PBLH"
>   NoTitles = True
>   LatLonOverlay = True
>   res at tiMainFontHeightF   = 0.04
>   res at lbLabelFontHeightF = 0.03
>   res at tiXAxisFontHeightF = 0.03
>   res at tiYAxisFontHeightF = 0.03
>   res at cnFillOn = True
>   res at gsnSpreadColors = True
>   res at cnLinesOn = False
>   res at cnLineLabelsOn = False
>   res at cnLevelSelectionMode = "ManualLevels"
>   res at cnMinLevelValF = 0.
>   res at cnMaxLevelValF = 2800
>   mpres at mpGeophysicalLineColor = "Black"
>   
>   times = wrf_user_getvar(a,"times",-1)  
>   ntimes = dimsizes(times)         
> 
>    do it = 0,ntimes-1          
> 
>     print("Working on time: " + times(it) )
>     res at TimeLabel = times(it)   
> 
>      PBLH = wrf_user_getvar(a,"PBLH",it)
>      contour_PBLH = wrf_contour(a,wks,PBLH,res)      
>       plot = wrf_map_overlays(a,wks,(/contour_PBLH/),pltres,mpres)
>      end do      
> end
> 
> 
> Cheers
> 
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