GFS Analysis Complete

Derek Goring nztideman at YAHOO.CO.NZ
Mon Mar 27 16:25:16 EST 2006

I'm trying to recover MSL pressure and 10m winds from GFS Analysis Complete using the GrADSDODS script below, but it gives me this error even though vgrd10m is listed in the 145 variables available.  Is there something I'm missing here?

  d vgrd10m
Failure reading SDF data.  #1
Data Request Error:  Error for variable 'vgrd10m'
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = vgrd10m
EXEC error:  error in GetCompAnal.txt.  EXEC stopped.

set lev 1000
set lat -60 -20
set lon 150 220
  * Open a file for binary data
set gxout fwrite
set fwrite test.bin
* Retrieve latitude and longitude
set t 2000
* Retrieve latitudes
d lat
* Retrieve longitudes
d lon
* Retrieve pressures
d prmsl
* Retrieve northward 10 m wind
d vgrd10m
* Retrieve eastward 10 m wind
d ugrd10m
* Write the times off to a file
writetime test.tim
  close 1
disable fwrite

Derek Goring
Mulgor Consulting Ltd
24 Brockworth Place
Christchurch, New Zealand
Phone: 64 3 343 5400
Mobile: 64 272 777 639
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