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[GEMPAK #IGA-368603]: Seeing no difference between BK1 and BM1 barbs

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  • Subject: [GEMPAK #IGA-368603]: Seeing no difference between BK1 and BM1 barbs
  • Date: Mon, 24 Apr 2006 15:49:48 -0600
Daryl,

You need to use MAG(KNTV(WND)) to convert the WND units to knots.

See under "phelp gdplot2" the section entitled "Vector Quantities"

     Winds will be displayed in m/s, unless the KNTV operator has been
     specified in GDPFUN, in which case the winds will be displayed
     in knots.

Steve Chiswell
Unidata User Support



> Would you like to play 'the point out what daryl is doing silly' game?  I
> must be missing something obvious and I am hoping you can let me off the
> hook.  My problem is that I can't seem to get wind barbs in gdplot2 that
> are in units of knots.  They always seem to be in mps.  Here is my example
> 
> http://mesonet.agron.iastate.edu/pickup/gempak/gplot2.gif
> 
> white should be barbs in knots
> red is barbs in meters per sec
> green is MAG(WND)  in meters per sec...
> 
> My gdplot2 options are:
> 
> http://mesonet.agron.iastate.edu/pickup/gempak/gdplot2.restore
> 
> Sorry for the noise and thanks for letting me off the hook here...
> 
> daryl
> 
> --
> /**
> * Daryl Herzmann (address@hidden)
> * Program Assistant -- Iowa Environmental Mesonet
> * http://mesonet.agron.iastate.edu
> */
> 
> 


Ticket Details
===================
Ticket ID: IGA-368603
Department: Support GEMPAK
Priority: High
Status: Closed