netcdf LG_swrad {
dimensions:
        srf_time = UNLIMITED ;
        xi_rho = 115 ;
        eta_rho = 180 ;
variables:
        double srf_time(srf_time) ;
                srf_time:units = "days since 1968-05-23" ;
        float swrad(srf_time, eta_rho, xi_rho) ;

// global attributes:
                :title = "Poverty Bay forcing file" ;
                :type = "FORCING file" ;
                :author = "Aaron Bever" ;
}