[gradsusr] monthly to yearly
Ramchandra Karki
rammetro at hotmail.com
Sat Nov 7 16:11:11 EST 2015
Dear jeffthank you very much. i will correct that one but i have all the data in one file with t from 1 to ....so i opened data only once and changed the time. can you provide further hints. do you think the averaging command is correct to provide the yearly values.
Regards
Ramchandra Karki
> From: gradsusr-request at gradsusr.org
> Subject: gradsusr Digest, Vol 69, Issue 14
> To: gradsusr at gradsusr.org
> Date: Sat, 7 Nov 2015 15:13:00 -0500
>
> Send gradsusr mailing list submissions to
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>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of gradsusr digest..."
>
>
> Today's Topics:
>
> 1. monthly to yearly script (Ramchandra Karki)
> 2. Re: monthly to yearly script (Jeff Duda)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 7 Nov 2015 23:45:18 +0530
> From: Ramchandra Karki <rammetro at hotmail.com>
> Subject: [gradsusr] monthly to yearly script
> To: "gradsusr at gradsusr.org" <gradsusr at gradsusr.org>
> Message-ID: <SNT148-W790CC6E477256724A9E228D0170 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hi,I have a monthly data set in one binary file and I want to get annual map but only one map is plotted with this script. can any body help me to correct this script. I want to read those data in ascii too.
>
>
> indata = "TMAX20KM.CTL"datname = "MAXT"'open 'indata'''set lat 26 31''set lon 80 89''set lev 1''set gxout shaded'y= 1while (y <=29) yr = 70+y b=y*12 a=12*y-11 'define yavg=ave(tt, t='a', t='b', 1)' 'set mpdset hires' 'set display color white' 'clear' 'd yavg' 'draw title Annual 'datname': 19'yr 'printim 'yr'.png' 'close 1'y=y+1endwhile'quit'
>
> Regards
> Ramchandra Karki
>
>
> > From: gradsusr-request at gradsusr.org
> > Subject: gradsusr Digest, Vol 69, Issue 13
> > To: gradsusr at gradsusr.org
> > Date: Sat, 7 Nov 2015 12:00:01 -0500
> >
> > Send gradsusr mailing list submissions to
> > gradsusr at gradsusr.org
> >
> > To subscribe or unsubscribe via the World Wide Web, visit
> > http://gradsusr.org/mailman/listinfo/gradsusr
> > or, via email, send a message with subject or body 'help' to
> > gradsusr-request at gradsusr.org
> >
> > You can reach the person managing the list at
> > gradsusr-owner at gradsusr.org
> >
> > When replying, please edit your Subject line so it is more specific
> > than "Re: Contents of gradsusr digest..."
> >
> >
> > Today's Topics:
> >
> > 1. Re: netcdf file opening problem (Boddapati Anil)
> > 2. Re: maskout problems with positive and negative numbers.
> > (leila amini)
> > 3. g2ctl/gribmap and 6hr/12hr GFS (Christopher Gilroy)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Sat, 7 Nov 2015 16:45:54 +0530
> > From: Boddapati Anil <boddapati.anil2 at gmail.com>
> > Subject: Re: [gradsusr] netcdf file opening problem
> > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > Message-ID:
> > <CAJdYfFHSGiGSFYLmZtAERp++hM4gTgy0r1d5rLqha2C=_qL=pw at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> > Thank you very much for your support in my job
> >
> > On Fri, Nov 6, 2015 at 10:12 PM, Jeff Duda <jeffduda319 at gmail.com> wrote:
> >
> > > Grads variable names have requirements. I believe those are a limit of 16
> > > characters, and there can be only alphanumeric characters in the name. In a
> > > control file, you can rename a netcdf array to meet the grads variable name
> > > requirements using the => syntax. For example:
> > >
> > > Atmospheric_Water_Vapor_Mean=>meanwvap
> > >
> > > See http://www.iges.org/grads/gadoc/descriptorfile.html#VARS for complete
> > > details.
> > >
> > > Jeff Duda
> > >
> > > On Fri, Nov 6, 2015 at 5:29 AM, Boddapati Anil <boddapati.anil2 at gmail.com>
> > > wrote:
> > >
> > >> Dear Users,
> > >>
> > >> I'm using one MODIS file it was converted from hdf to netcdf
> > >>
> > >> for that i wrote one discription file ,using that it was opening but
> > >> cann't display the data
> > >>
> > >>
> > >>
> > >> *Discription File:*dset ^MOD08_D3.A2011003.051.nc
> > >> dtype netcdf
> > >> undef -999
> > >> TITLE MODIS/Terra Aerosol Cloud Water Vapor Ozone Daily L3 Global 1Deg CMG
> > >> xdef 360 linear -179.5 1
> > >> ydef 180 linear -89.5 1
> > >> tdef 1 linear 03Jan2011 1dy
> > >> zdef 1 linear 1 1
> > >> vars 1
> > >> Atmospheric_Water_Vapor_Mean 0 99999 y,x Precipitable Water Vapor (IR
> > >> Retrieval) Total Column: Mean
> > >> endvars
> > >>
> > >> *ERROR*
> > >> ga-> d atmospheric_wat
> > >> Error: Variable atmospheric_wat not in netcdf file
> > >> Data Request Error: Error for variable 'atmospheric_wat'
> > >> Error ocurred at column 1
> > >> DISPLAY error: Invalid expression
> > >> Expression = atmospheric_wat
> > >>
> > >> --
> > >>
> > >>
> > >> *Boddapati Anil(PF-822)CSIR Fourth Paradigm Institute*
> > >>
> > >> *Wind Tunnel Road,Belur campous*
> > >>
> > >> *Bengalore-37*
> > >>
> > >>
> > >> *contact:+91-8867766688 +91-7022665333*
> > >>
> > >>
> > >> _______________________________________________
> > >> gradsusr mailing list
> > >> gradsusr at gradsusr.org
> > >> http://gradsusr.org/mailman/listinfo/gradsusr
> > >>
> > >>
> > >
> > >
> > > --
> > > Jeff Duda
> > > Graduate research assistant
> > > University of Oklahoma School of Meteorology
> > > Center for Analysis and Prediction of Storms
> > >
> > > _______________________________________________
> > > gradsusr mailing list
> > > gradsusr at gradsusr.org
> > > http://gradsusr.org/mailman/listinfo/gradsusr
> > >
> > >
> >
> >
> > --
> >
> >
> > *Boddapati Anil(PF-822)CSIR Fourth Paradigm Institute*
> >
> > *Wind Tunnel Road,Belur campous*
> >
> > *Bengalore-37*
> >
> >
> > *contact:+91-8867766688 +91-7022665333*
> > -------------- next part --------------
> > An HTML attachment was scrubbed...
> > URL: http://gradsusr.org/pipermail/gradsusr/attachments/20151107/67269e98/attachment-0001.html
> >
> > ------------------------------
> >
> > Message: 2
> > Date: Sat, 7 Nov 2015 14:49:20 +0330
> > From: leila amin
> > i <labi475 at gmail.com>
> > Subject: Re: [gradsusr] maskout problems with positive and negative
> > numbers.
> > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > Message-ID:
> > <CAChC=xRM57ij5bvio1xHjUeP-aaBe+TXCoRXEjnVEW6-XJBmtA at mail.gmail.com>
> > Content-Type: text/plain; charset=UTF-8
> >
> > hi
> > please help me ,how can i draw sum of rain in 24 hours on map
> > what is my script?
> > please send for me command
> > thanks
> > leila
> >
> > On 10/29/15, Jeff Duda <jeffduda319 at gmail.com> wrote:
> > > It would probably help if you left the skip function for the very end. I
> > > don't see a need for using the skip command to merely define a new
> > > variable. skip() is a display type command.
> > >
> > > define negto10 = const(maskout(zcomp,zcomp-1),10,-u)
> > >
> > > define mor4140 = const(maskout(negto10,41-negto10),40,-u)
> > >
> > > d skip(mor4140,8,8)
> > >
> > > Jeff Duda
> > >
> > > On Thu, Oct 29, 2015 at 6:43 AM, Mikovitz, Colleen (LARC-E302)[SCIENCE
> > > SYSTEMS AND APPLICATIONS, INC] <j.c.mikovitz at nasa.gov> wrote:
> > >
> > >> You can make a negative version of your variable and do a similar
> > >> process. With a field I have on, limiting values between 200 and 300:
> > >>
> > >> 'negto200=const(maskout(toaup,toaup-200),200,-u)'
> > >> 'revnegto200=-negto200'
> > >> 'keep=revnegto200+300'
> > >> 'backtogood=-1*(maskout(keep,keep)-300)'
> > >> 'final=const(back
> > togood,300,-u)'
> > >> 'd final?
> > >>
> > >>
> > >> On Oct 28, 2015, at 10:27 PM, Christopher Gilroy <chris.gilroy at gmail.com>
> > >> wrote:
> > >>
> > >> > Alright, so I'm unsure if maskout is really the option I need for both
> > >> of these, but is there anyway to take any value less than 1 (even
> > >> negatives) and replace them with 10? I seem to be able to do that with:
> > >> >
> > >> > 'define negto10= skip(const(maskout(zcomp,zcomp-0), 10, -u), 8, 8)'
> > >> >
> > >> > That gives me all positive numbers, great so far. Now, I'd like to also
> > >> change the results of negto10 and turn all numbers larger than 41 to 40.
> > >> I
> > >> can't seem to figure that part out. I've tried all sorts of variants of:
> > >> >
> > >> > 'define mor4140 = skip(const(maskout(negto10,negto10+41), 40, -u), 8,
> > >> > 8)'
> > >> >
> > >> > all with no luck. Any thoughts?
> > >> > _______________________________________________
> > >> > gradsusr mailing list
> > >> > gradsusr at gradsusr.org
> > >> > http://gradsusr.org/mailman/listinfo/gradsusr
> > >>
> > >>
> > >> _______________________________________________
> > >> gradsusr mailing list
> > >> gradsusr at gradsusr.org
> > >> http://gradsusr.org/mailman/listinfo/gradsusr
> > >>
> > >
> > >
> > >
> > > --
> > > Jeff Duda
> > > Graduate research assistant
> > > University of Oklahoma School of Meteorology
> > > Center for Analysis and Prediction of Storms
> > >
> >
> >
> >
> > ------------------------------
> >
> > Message: 3
> > Date: Sat, 7 Nov 2015 09:52:47 -0500
> > From: Christ
> > opher Gilroy <chris.gilroy at gmail.com>
> > Subject: [gradsusr] g2ctl/gribmap and 6hr/12hr GFS
> > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > Message-ID:
> > <CAFCiPemZ48O9Y5zqGNB5y8GRrpuRCnLyftECffCQT9BHAWdVfQ at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> > I've always been curious for those who run their plots using scripting
> > approaches and download in 3 or 6-hour increments, how do you handle past
> > hour 240?
> >
> > For example, downloading 6hr files, starting at hr 0, t41=240 and then
> > t43=252 and I'm curious if there's a way to make t42=252, t43=264, etc. I'm
> > just looking for a way to make every t = a working timestep.
> >
> > So as an example, if you made a looping grads script for all 384 hours,
> > using 6h files the only way I knew of to "get around" the 2 t-step
> > increments after 240 was doing something like:
> >
> > i=1
> > while (i <= 65)
> >
> > if (i <= 41)
> > trecord=i
> > endif
> > if (i=42)
> > trecord = 43
> > endif
> > if (i=43)
> > trecord = 45
> > endif
> >
> > 'd tmp2m'
> >
> > The only reason I cared to do that even was because otherwise every other
> > image past hr240 would be blank since there is no t=42, t=44, etc.
> > -------------- next part --------------
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> >
> > ------------------------------
> >
> > _______________________________________________
> > gradsusr mailing list
> > gradsusr at gra
> > dsusr.org
> > http://gradsusr.org/mailman/listinfo/gradsusr
> >
> >
> > End of gradsusr Digest, Vol 69, Issue 13
> > ****************************************
> >
>
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> ------------------------------
>
> Message: 2
> Date: Sat, 7 Nov 2015 14:13:36 -0600
> From: Jeff Duda <jeffduda319 at gmail.com>
> Subject: Re: [gradsusr] monthly to yearly script
> To: GrADS Users Forum <gradsusr at gradsusr.org>
> Message-ID:
> <CAAig09CTaDMM08inRi=invPwoike-_xpaTPswPzO-QYn50sm3g at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> the 'close' command does not operate as it does in Matplotlib or MATLAB in
> closing figures. In Grads, 'close' closes the data file. Since your open
> statement is outside the loop, that probably explains why you are only
> getting one map. The output from the script should be cluing you into that
> fact by saying something like "CAN'T DISPLAY - NO FILES OPEN"
>
> Jeff Duda
>
> On Sat, Nov 7, 2015 at 12:15 PM, Ramchandra Karki <rammetro at hotmail.com>
> wrote:
>
> > Hi,
> > I have a monthly data set in one binary file and I want to get annual map
> > but only one map is plotted with this script. can any body help me to
> > correct this script. I want to read those data in ascii too.
> >
> >
> >
> > indata = "TMAX20KM.CTL"
> > datname = "MAXT"
> > 'open 'indata''
> > 'set lat 26 31'
> > 'set lon 80 89'
> > 'set lev 1'
> > 'set gxout shaded'
> > y= 1
> > while (y <=29)
> > yr = 70+y
> > b=y*12
> > a=12*y-11
> > 'define yavg=ave(tt, t='a', t='b', 1)'
> > 'set mpdset hires'
> > 'set display color white'
> > 'clear'
> > 'd yavg'
> > 'draw title Annual 'datname': 19'yr
> > 'printim 'yr'.png'
> > 'close 1'
> > y=y+1
> > endwhile
> > 'quit'
> >
> >
> >
> >
> > *RegardsRamchandra Karki*
> >
> > > From: gradsusr-request at gradsusr.org
> > > Subject: gradsusr Digest, Vol 69, Issue 13
> > > To: gradsusr at gradsusr.org
> > > Date: Sat, 7 Nov 2015 12:00:01 -0500
> > >
> > > Send gradsusr mailing list submissions to
> > > gradsusr at gradsusr.org
> > >
> > > To subscribe or unsubscribe via the World Wide Web, visit
> > > http://gradsusr.org/mailman/listinfo/gradsusr
> > > or, via email, send a message with subject or body 'help' to
> > > gradsusr-request at gradsusr.org
> > >
> > > You can reach the person managing the list at
> > > gradsusr-owner at gradsusr.org
> > >
> > > When replying, please edit your Subject line so it is more specific
> > > than "Re: Contents of gradsusr digest..."
> > >
> > >
> > > Today's Topics:
> > >
> > > 1. Re: netcdf file opening problem (Boddapati Anil)
> > > 2. Re: maskout problems with positive and negative numbers.
> > > (leila amini)
> > > 3. g2ctl/gribmap and 6hr/12hr GFS (Christopher Gilroy)
> > >
> > >
> > > ----------------------------------------------------------------------
> > >
> > > Message: 1
> > > Date: Sat, 7 Nov 2015 16:45:54 +0530
> > > From: Boddapati Anil <boddapati.anil2 at gmail.com>
> > > Subject: Re: [gradsusr] netcdf file opening problem
> > > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > > Message-ID:
> > > <CAJdYfFHSGiGSFYLmZtAERp++hM4gTgy0r1d5rLqha2C=_qL=pw at mail.gmail.com>
> > > Content-Type: text/plain; charset="utf-8"
> > >
> > > Thank you very much for your support in my job
> > >
> > > On Fri, Nov 6, 2015 at 10:12 PM, Jeff Duda <jeffduda319 at gmail.com>
> > wrote:
> > >
> > > > Grads variable names have requirements. I believe those are a limit of
> > 16
> > > > characters, and there can be only alphanumeric characters in the name.
> > In a
> > > > control file, you can rename a netcdf array to meet the grads variable
> > name
> > > > requirements using the => syntax. For example:
> > > >
> > > > Atmospheric_Water_Vapor_Mean=>meanwvap
> > > >
> > > > See http://www.iges.org/grads/gadoc/descriptorfile.html#VARS for
> > complete
> > > > details.
> > > >
> > > > Jeff Duda
> > > >
> > > > On Fri, Nov 6, 2015 at 5:29 AM, Boddapati Anil <
> > boddapati.anil2 at gmail.com>
> > > > wrote:
> > > >
> > > >> Dear Users,
> > > >>
> > > >> I'm using one MODIS file it was converted from hdf to netcdf
> > > >>
> > > >> for that i wrote one discription file ,using that it was opening but
> > > >> cann't display the data
> > > >>
> > > >>
> > > >>
> > > >> *Discription File:*dset ^MOD08_D3.A2011003.051.nc
> > > >> dtype netcdf
> > > >> undef -999
> > > >> TITLE MODIS/Terra Aerosol Cloud Water Vapor Ozone Daily L3 Global
> > 1Deg CMG
> > > >> xdef 360 linear -179.5 1
> > > >> ydef 180 linear -89.5 1
> > > >> tdef 1 linear 03Jan2011 1dy
> > > >> zdef 1 linear 1 1
> > > >> vars 1
> > > >> Atmospheric_Water_Vapor_Mean 0 99999 y,x Precipitable Water Vapor (IR
> > > >> Retrieval) Total Column: Mean
> > > >> endvars
> > > >>
> > > >> *ERROR*
> > > >> ga-> d atmospheric_wat
> > > >> Error: Variable atmospheric_wat not in netcdf file
> > > >> Data Request Error: Error for variable 'atmospheric_wat'
> > > >> Error ocurred at column 1
> > > >> DISPLAY error: Invalid expression
> > > >> Expression = atmospheric_wat
> > > >>
> > > >> --
> > > >>
> > > >>
> > > >> *Boddapati Anil(PF-822)CSIR Fourth Paradigm Institute*
> > > >>
> > > >> *Wind Tunnel Road,Belur campous*
> > > >>
> > > >> *Bengalore-37*
> > > >>
> > > >>
> > > >> *contact:+91-8867766688 +91-7022665333*
> > > >>
> > > >>
> > > >> _______________________________________________
> > > >> gradsusr mailing list
> > > >> gradsusr at gradsusr.org
> > > >> http://gradsusr.org/mailman/listinfo/gradsusr
> > > >>
> > > >>
> > > >
> > > >
> > > > --
> > > > Jeff Duda
> > > > Graduate research assistant
> > > > University of Oklahoma School of Meteorology
> > > > Center for Analysis and Prediction of Storms
> > > >
> > > > _______________________________________________
> > > > gradsusr mailing list
> > > > gradsusr at gradsusr.org
> > > > http://gradsusr.org/mailman/listinfo/gradsusr
> > > >
> > > >
> > >
> > >
> > > --
> > >
> > >
> > > *Boddapati Anil(PF-822)CSIR Fourth Paradigm Institute*
> > >
> > > *Wind Tunnel Road,Belur campous*
> > >
> > > *Bengalore-37*
> > >
> > >
> > > *contact:+91-8867766688 +91-7022665333*
> > > -------------- next part --------------
> > > An HTML attachment was scrubbed...
> > > URL:
> > http://gradsusr.org/pipermail/gradsusr/attachments/20151107/67269e98/attachment-0001.html
> > >
> > > ------------------------------
> > >
> > > Message: 2
> > > Date: Sat, 7 Nov 2015 14:49:20 +0330
> > > From: leila amin
> > > i <labi475 at gmail.com>
> > > Subject: Re: [gradsusr] maskout problems with positive and negative
> > > numbers.
> > > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > > Message-ID:
> > > <CAChC=xRM57ij5bvio1xHjUeP-aaBe+TXCoRXEjnVEW6-XJBmtA at mail.gmail.com>
> > > Content-Type: text/plain; charset=UTF-8
> > >
> > > hi
> > > please help me ,how can i draw sum of rain in 24 hours on map
> > > what is my script?
> > > please send for me command
> > > thanks
> > > leila
> > >
> > > On 10/29/15, Jeff Duda <jeffduda319 at gmail.com> wrote:
> > > > It would probably help if you left the skip function for the very end.
> > I
> > > > don't see a need for using the skip command to merely define a new
> > > > variable. skip() is a display type command.
> > > >
> > > > define negto10 = const(maskout(zcomp,zcomp-1),10,-u)
> > > >
> > > > define mor4140 = const(maskout(negto10,41-negto10),40,-u)
> > > >
> > > > d skip(mor4140,8,8)
> > > >
> > > > Jeff Duda
> > > >
> > > > On Thu, Oct 29, 2015 at 6:43 AM, Mikovitz, Colleen (LARC-E302)[SCIENCE
> > > > SYSTEMS AND APPLICATIONS, INC] <j.c.mikovitz at nasa.gov> wrote:
> > > >
> > > >> You can make a negative version of your variable and do a similar
> > > >> process. With a field I have on, limiting values between 200 and 300:
> > > >>
> > > >> 'negto200=const(maskout(toaup,toaup-200),200,-u)'
> > > >> 'revnegto200=-negto200'
> > > >> 'keep=revnegto200+300'
> > > >> 'backtogood=-1*(maskout(keep,keep)-300)'
> > > >> 'final=const(back
> > > togood,300,-u)'
> > > >> 'd final?
> > > >>
> > > >>
> > > >> On Oct 28, 2015, at 10:27 PM, Christopher Gilroy <
> > chris.gilroy at gmail.com>
> > > >> wrote:
> > > >>
> > > >> > Alright, so I'm unsure if maskout is really the option I need for
> > both
> > > >> of these, but is there anyway to take any value less than 1 (even
> > > >> negatives) and replace them with 10? I seem to be able to do that
> > with:
> > > >> >
> > > >> > 'define negto10= skip(const(maskout(zcomp,zcomp-0), 10, -u), 8, 8)'
> > > >> >
> > > >> > That gives me all positive numbers, great so far. Now, I'd like to
> > also
> > > >> change the results of negto10 and turn all numbers larger than 41 to
> > 40.
> > > >> I
> > > >> can't seem to figure that part out. I've tried all sorts of variants
> > of:
> > > >> >
> > > >> > 'define mor4140 = skip(const(maskout(negto10,negto10+41), 40, -u),
> > 8,
> > > >> > 8)'
> > > >> >
> > > >> > all with no luck. Any thoughts?
> > > >> > _______________________________________________
> > > >> > gradsusr mailing list
> > > >> > gradsusr at gradsusr.org
> > > >> > http://gradsusr.org/mailman/listinfo/gradsusr
> > > >>
> > > >>
> > > >> _______________________________________________
> > > >> gradsusr mailing list
> > > >> gradsusr at gradsusr.org
> > > >> http://gradsusr.org/mailman/listinfo/gradsusr
> > > >>
> > > >
> > > >
> > > >
> > > > --
> > > > Jeff Duda
> > > > Graduate research assistant
> > > > University of Oklahoma School of Meteorology
> > > > Center for Analysis and Prediction of Storms
> > > >
> > >
> > >
> > >
> > > ------------------------------
> > >
> > > Message: 3
> > > Date: Sat, 7 Nov 2015 09:52:47 -0500
> > > From: Christ
> > > opher Gilroy <chris.gilroy at gmail.com>
> > > Subject: [gradsusr] g2ctl/gribmap and 6hr/12hr GFS
> > > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > > Message-ID:
> > > <CAFCiPemZ48O9Y5zqGNB5y8GRrpuRCnLyftECffCQT9BHAWdVfQ at mail.gmail.com>
> > > Content-Type: text/plain; charset="utf-8"
> > >
> > > I've always been curious for those who run their plots using scripting
> > > approaches and download in 3 or 6-hour increments, how do you handle past
> > > hour 240?
> > >
> > > For example, downloading 6hr files, starting at hr 0, t41=240 and then
> > > t43=252 and I'm curious if there's a way to make t42=252, t43=264, etc.
> > I'm
> > > just looking for a way to make every t = a working timestep.
> > >
> > > So as an example, if you made a looping grads script for all 384 hours,
> > > using 6h files the only way I knew of to "get around" the 2 t-step
> > > increments after 240 was doing something like:
> > >
> > > i=1
> > > while (i <= 65)
> > >
> > > if (i <= 41)
> > > trecord=i
> > > endif
> > > if (i=42)
> > > trecord = 43
> > > endif
> > > if (i=43)
> > > trecord = 45
> > > endif
> > >
> > > 'd tmp2m'
> > >
> > > The only reason I cared to do that even was because otherwise every other
> > > image past hr240 would be blank since there is no t=42, t=44, etc.
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> > > End of gradsusr Digest, Vol 69, Issue 13
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>
>
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms
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