Probelem With NECP Data

[Suraj Polade]

Can some one help me, i tokk the u-wind and v-wind data from the
http://www.cdc.noaa.gov/Composites for the year 2000-2005 for the dec-feb
and mar-apr, so i want to ploat it's as a maltipal ploat. [ i attached the
.nc data and gs file] for dec-feb it is ploting but when ploating for
mar-apr it is not ploating, actualy both the file have the same variable
name uwnd and vwnd, that is showing error as

Data Request Error:  File number out of range
  Variable = uwnd.3
Operation Error:  Error from pow function
Operation Error:  Error from sqrt function
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = sqrt(pow(uwnd.3,2)+pow(vwnd.4,2))
Data Request Error:  File number out of range
  Variable = uwnd.3
Operation Error:  Error from skip function
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = skip(uwnd.3,3,2)
Cannot plot color bar: No shading information

so please some one can help me


 Suraj D PoladeM.Tech (Atmospheric Sciences)University of PunePM&A
> Devision IITMPune-411008
>
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