[gradsusr] hello sir

[Usha Verma]

my self Usha  i am working in meteorology department as a PhD student.
I am new in grads so please help me

my problem

I am using ctl file (file name = dom3.ctl)
i want station data value for five parameters , rainc, rainnc, u,v and rh
i had used command
* ga-> *d gr2stn(rainc,77.06,35.45)

then i am getting error as follow
 *Error from GR2STN: 2nd argument must be stns*

>* > Operation Error: Error from gr2stn function
*>* > Error ocurred at column 1
*>* > DISPLAY error: Invalid expression
*>* > Expression = gr2stn(rainc,77.06,35.45)*

*please help me *


*thanks in advance*
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