I want to calculate moisture flux divergence/convergence in 850 hpa for the summer and I have monthly mean gridded data

sdfopen shum.mon.mean.nc

sdfopen uwind.mon.mean.nc

sdfopen vwind.mon.mean.nc

set lat 10 60

set lon 60 120

set lev 850

define g1=vint(850,shum.1*uwnd.2,850)

Error from VINT: Too few levels in default file Operation Error: Error from vint function Error ocurred at column 1 DEFINE error: Invalid expression. Showing this error If anyone know how to solve this problem and I will appreciate further suggestions


Siddiqur Rahman


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