netcdf frc_tides {

dimensions:
	eta_rho = 106 ;
	xi_rho = 242 ;
	two = 2 ;
	tide_period = UNLIMITED ; // (11 currently)

variables:
	double zero_phase_date ;
		zero_phase_date:long_name = "tidal reference date for zero phase" ;
		zero_phase_date:units = "days as %Y%m%d.%f" ;
		zero_phase_date:C_format = "%13.4f" ;
		zero_phase_date:FORTRAN_format = "(f13.4)" ;
	double lat_rho(eta_rho, xi_rho) ;
		lat_rho:long_name = "latitude of RHO-points" ;
		lat_rho:units = "degree_north" ;
		lat_rho:field = "lat_rho, scalar" ;
	double lon_rho(eta_rho, xi_rho) ;
		lon_rho:long_name = "longitude of RHO-points" ;
		lon_rho:units = "degree_east" ;
		lon_rho:field = "lon_rho, scalar" ;
	double mask_rho(eta_rho, xi_rho) ;
		mask_rho:long_name = "mask on RHO-points" ;
		mask_rho:option_0 = "land" ;
		mask_rho:option_1 = "water" ;
	double tide_period(tide_period) ;
		tide_period:long_name = "tide angular period" ;
		tide_period:units = "hours" ;
		tide_period:field = "tide_period, scalar, series" ;
	double tide_Ephase(tide_period, eta_rho, xi_rho) ;
		tide_Ephase:long_name = "tidal elevation phase angle" ;
		tide_Ephase:units = "degrees, time of maximum elevation with respect to chosen time origin" ;
		tide_Ephase:field = "tide_Ephase, scalar, series" ;
	double tide_Eamp(tide_period, eta_rho, xi_rho) ;
		tide_Eamp:long_name = "tidal elevation amplitude" ;
		tide_Eamp:units = "meter" ;
		tide_Eamp:field = "tide_Eamp, scalar, series" ;
	double tide_Cphase(tide_period, eta_rho, xi_rho) ;
		tide_Cphase:long_name = "tidal current phase angle" ;
		tide_Cphase:units = "degrees, time of maximum velocity with respect chosen time origin" ;
		tide_Cphase:field = "tide_Cphase, scalar" ;
	double tide_Cangle(tide_period, eta_rho, xi_rho) ;
		tide_Cangle:long_name = "tidal current inclination angle" ;
		tide_Cangle:units = "degrees between semi-major axis and East" ;
		tide_Cangle:field = "tide_Cangle, scalar" ;
	double tide_Cmin(tide_period, eta_rho, xi_rho) ;
		tide_Cmin:long_name = "minimum tidal current, ellipse semi-minor axis" ;
		tide_Cmin:units = "meter second-1" ;
		tide_Cmin:field = "tide_Cmin, scalar" ;
	double tide_Cmax(tide_period, eta_rho, xi_rho) ;
		tide_Cmax:long_name = "maximum tidal current, ellipse semi-major axis" ;
		tide_Cmax:units = "meter second-1" ;
		tide_Cmax:field = "tide_Cmax, scalar" ;
	char tidal_constituents(tide_period, two) ;
		tidal_constituents:long_name = "Tidal Constituent Names" ;

// global attributes:
		:type = "ROMS Forcing File" ;
		:title = "DOPPIO Tidal Forcing from OTPS" ;
		:grid_file = "grid_doppio.nc" ;
		:source = "OTPS" ;
		:tidal_constituents = "m2, s2, n2, k2, k1, o1, p1, q1, m4, ms, mn" ;
		:source_url = "http://www.coas.oregonstate.edu/research/po/research/tide/region.html" ;
		:history = "FORCING file, Tuwsday - April 2, 2014 - 14:28:53" ;

data:

 zero_phase_date = 20060101.0000 ;
}