Deallocate all module level arrays
subroutine deallocate_arrays
#ifdef NETCDF
if (allocated(tmpr)) deallocate(tmpr)
if (allocated(tmpi)) deallocate(tmpi)
if (allocated(ftmpr)) deallocate(ftmpr)
if (allocated(ftmpi)) deallocate(ftmpi)
if (allocated(stmp)) deallocate(stmp)
if (allocated(atmp)) deallocate(atmp)
#endif
end subroutine deallocate_arrays