Create a forcing file to add radiative cooling

General scientific issues regarding ROMS

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chenxufsu
Posts: 8
Joined: Thu Apr 09, 2015 6:35 pm
Location: Florida State University

Create a forcing file to add radiative cooling

#1 Unread post by chenxufsu »

Hi Everyone,
I want to add radiative cooling to my model.
And I am trying to use the create_roms_forcings.m in Tools/mfiles/mtools
however, it won't make the same kind of forcing file as the one in the sample forcing file, which is:


Variable: f
Type: file
filename: spec_light_frc
path: spec_light_frc.nc
file global attributes:
type : BIO_TOY forcing file
out_file : bio_toy_frc.nc
source : ECMWF 40-year reanalysis gridded atmospheric data
history : Created by writeromsfrc_era40.m - 26-July-2006
dimensions:
eta_rho = 6
xi_rho = 6
eta_u = 6
xi_u = 5
eta_v = 5
xi_v = 6
time = 365
variables:
float frc_time ( time )
long_name : forcing observations time
units : days
cycle_length : 365

float Pair ( time, eta_rho, xi_rho )
long_name : surface pressure
units : millibar
time : frc_time

float Uwind ( time, eta_rho, xi_rho )
long_name : surface u-wind component
units : meter second-1
time : frc_time

float Vwind ( time, eta_rho, xi_rho )
long_name : surface v-wind component
units : meter second-1
time : frc_time

float Tair ( time, eta_rho, xi_rho )
long_name : surface air temperature
units : Celsius
time : frc_time

float Qair ( time, eta_rho, xi_rho )
long_name : surface air relative humidity
units : percentage
time : frc_time

float swrad ( time, eta_rho, xi_rho )
long_name : solar shortwave radiation flux
units : watt meter-2
time : frc_time

float lwrad ( time, eta_rho, xi_rho )
long_name : longwave radiation flux
units : watt meter-2
time : frc_time

float SST ( time, eta_rho, xi_rho )
long_name : sea surface temperature climatology
units : Celsius
time : frc_time

Does anyone know how to use the code to make the forcing file or another code works?
Also, it looks like the forcing file have a interval of one day. Does it mean that the radiative forcing is forcing the simulation every 24 hours?

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