[gradsusr] Getting SREF Probability Variables To Plot In GrADS

Thu Jun 5 06:49:55 EDT 2014

Looks like you need to change your time axis to be 3 hourly and extend it to 00z21jun. --Jennifer
On Jun 4, 2014, at 8:46 PM, Perry, Aaron @ LSC wrote:

> Hi Jennifer,
> 
> I just went back and fixed those variables in the control file.
> 
> Here's the output from gribmap -v:
> 
> 1.1: lev1=1,0 a1,1.27 var=0,1,8,1 MATCH
> 2.1: lev1=1,0 a1,12.7 var=0,1,8,1 MATCH
> 3.1: lev1=1,0 a1,0.25 var=0,1,8,1 valid time 2014060606:00 (t=7.5) has non-integer grid index
> 4.1: lev1=1,0 a1,38.1 var=0,1,8,1 valid time 2014060612:00 (t=8.5) has non-integer grid index
> 5.1: lev1=1,0 a1,2.54 var=0,1,8,1 valid time 2014060700:00 (t=10.5) is outside grid limits
> 6.1: lev1=1,0 a1,101.6 var=0,1,8,1 valid time 2014060709:00 (t=12) is outside grid limits
> 7.1: lev1=1,0 a1,12.7 var=0,1,8,1 valid time 2014060721:00 (t=14) is outside grid limits
> 
> Looks like variables 5-7 are giving me issues, possibly THE issue?
> 
> 
> Onward and Upward,
> 
> Aaron D. Perry
> Atmospheric Sciences
> Lyndon State College
> Class of 2016
> Boston, MA 
> Twitter: @AaronPerryLSC
> Mobile: 617-780-4312
> From: gradsusr-bounces at gradsusr.org [gradsusr-bounces at gradsusr.org] on behalf of Jennifer Adams [jma at cola.iges.org]
> Sent: Wednesday, June 04, 2014 6:36 PM
> To: GrADS Users Forum
> Subject: Re: [gradsusr] Getting SREF Probability Variables To Plot In GrADS
> 
> Hi, Aaron -- 
> You don't need the alias syntax with grib data. The var1.1 syntax is just a dummy variable name that is designed to be unique to the record. You can use use "p1" instead of "var1.1=>p1". 
> 
> What is the output from gribmap -v? 
> --Jennifer
> 
> 
> On Jun 4, 2014, at 6:25 PM, Perry, Aaron @ LSC wrote:
> 
>> I took a look at the suggestion documentation and ran grib2scan. Below is a copy/paste link of the output. After reviewing the output, I was able to come up with this modified control file:
>> 
>> grib2scan Output: http://paste2.org/zE92be26
>> 
>> Modified Control File (Not working):
>> 
>> dset /home/aaron/grads/data/sref_prob/20140604/15Z/sref_prob.20140604.15z.grib2
>> index /home/aaron/grads/data/sref_prob/20140604/15Z/sref_prob.20140604.15z.grib2.idx
>> undef 9.999E+20
>> title /home/aaron/grads/data/sref_prob/20140604/15Z/sref_prob.20140604.15z.grib2
>> * produced by g2ctl v0.0.9
>> * command line options: /home/aaron/grads/data/sref_prob/20140604/15Z/sref_prob.20140604.15z.grib2
>> * griddef=1:0:(697 x 553):grid_template=30:winds(grid): Lambert Conformal: (697 x 553) input WE:SN output WE:SN res 8 Lat1 1.000000 Lon1 214.500000 LoV 253.000000 LatD 50.000000 Latin1 50.000000 Latin2 50.000000 LatSP 0.000000 LonSP 0.000000 North Po
>> dtype grib2
>> pdef 697 553 lccr 1.000000 214.500000 1 1 50.000000 50.000000 253.000000 16232.000000 16232.000000
>> xdef 1415 linear 148.637041 0.147586114443721
>> ydef 573 linear 0.896436 0.147563636363636
>> tdef 10 linear 15Z04jun2014 6hr
>> zdef 1 linear 1 1
>> vars 7
>> var1.1=>p1 0,1,0 a1,1.27 0,1,8,1 Probability of event above 1.27
>> var2.1=>p2 0,1,0 a1,12.7 0,1,8,1 Probability of event above 12.7
>> var3.1=>p3 0,1,0 a1,0.25 0,1,8,1 Probability of event above 0.25
>> var4.1=>p4 0,1,0 a1,38.1 0,1,8,1 Probability of event above 38.1
>> var5.1=>p5 0,1,0 a1,2.54 0,1,8,1 Probability of event above 2.54
>> var6.1=>p6 0,1,0 a1,101.6 0,1,8,1 Probability of event above 101.6
>> var7.1=>p7 0,1,0 a1,12.7 0,1,8,1 Probability of event above 12.7
>> ENDVARS
>> 
>> Unfortunately, I am still receiving the "Cannot Contour Grid/Data Request Warning" errors. None of the variables will plot. 
>> 
>> 
>> 
>> Onward and Upward,
>> 
>> Aaron D. Perry
>> Atmospheric Sciences
>> Lyndon State College
>> Class of 2016
>> Boston, MA 
>> Twitter: @AaronPerryLSC
>> Mobile: 617-780-4312
>> From: gradsusr-bounces at gradsusr.org [gradsusr-bounces at gradsusr.org] on behalf of Jennifer Adams [jma at cola.iges.org]
>> Sent: Wednesday, June 04, 2014 11:31 AM
>> To: GrADS Users Forum
>> Subject: Re: [gradsusr] Getting SREF Probability Variables To Plot In GrADS
>> 
>> Aaron, 
>> Have a look at the doc page on descriptor file elements, under 'vars' and then 'additional codes'.  grib2scan in verbose mode should give you a suitable entry for the descriptor file. 
>> --Jennifer
>> 
>> 
>> 
>> On Jun 4, 2014, at 8:50 AM, Perry, Aaron @ LSC wrote:
>> 
>>> Good Morning All,
>>> 
>>> I've followed the steps that were outlined in this post (http://gradsusr.org/pipermail/gradsusr/2011-November/031529.html) a while back regarding getting SREF probabilities to plot in GrADS. I keep getting the "Cannot contour grid/data request" error and I was wondering if someone might know of solution.
>>> 
>>> 
>>> 
>>> Onward and Upward,
>>> 
>>> Aaron D. Perry
>>> Atmospheric Sciences
>>> Lyndon State College
>>> Class of 2016
>>> Boston, MA 
>>> Twitter: @AaronPerryLSC
>>> Mobile: 617-780-4312
>>> _______________________________________________
>>> gradsusr mailing list
>>> gradsusr at gradsusr.org
>>> http://gradsusr.org/mailman/listinfo/gradsusr
>> 
>> --
>> Jennifer M. Adams
>> Center for Ocean-Land-Atmosphere Studies (COLA)
>> 111 Research Hall, Mail Stop 2B3
>> George Mason University
>> 4400 University Drive
>> Fairfax, VA 22030 
>> 
>> 
>> 
>> 
>> 
>> _______________________________________________
>> gradsusr mailing list
>> gradsusr at gradsusr.org
>> http://gradsusr.org/mailman/listinfo/gradsusr
> 
> --
> Jennifer M. Adams
> Center for Ocean-Land-Atmosphere Studies (COLA)
> 111 Research Hall, Mail Stop 2B3
> George Mason University
> 4400 University Drive
> Fairfax, VA 22030 
> 
> 
> 
> 
> 
> _______________________________________________
> gradsusr mailing list
> gradsusr at gradsusr.org
> http://gradsusr.org/mailman/listinfo/gradsusr

--
Jennifer M. Adams
Center for Ocean-Land-Atmosphere Studies (COLA)
111 Research Hall, Mail Stop 2B3
George Mason University
4400 University Drive
Fairfax, VA 22030 

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