Data set source Meteo-France ARPEGE Model analyzed fields Information on available data in the FASTEX Central Archive first dataset, from the operational analyses: this dataset covers entirely the period from the 1 January,1997 0Z to the 28 February 1997 18Z, with a frequency of 6 hours. 18 fields(Temperature, specific humidity and wind, and their derivatives , and geopotential) on 24 pressure levels, and 6 surface fields. 4D-Var dataset: available upon request to pascal.raynaud@meteo.fr Quality Control Processing Data providers validation Data are validated by the data providers before sending it to the FASTEX Central Archive Additional information 01 Sep,1997 : geopotential fields are also available on 24 pressure levels. 22 Jul,1997 : 17 fields (temperature, specific humidity and wind, and their derivatives) on 24 pressure levels, and 6 surface fields are available. Data format List of parameters: 3D fields : Geop geopotential u zonal wind component v meridional wind component Div horizontal divergence Vort vertical comp of vorticity DuDx zonal derivative of u (Du : 1/acos(lat) X partial(.)/partial(long) ) DvDx zonal derivative of v DuDp vertical derivative of u DvDp vertical derivative of v T temperature DTDx zonal derivative of T DTDy meridional derivative of T DTDp vertical derivative of T q specific humidity DqDx zonal derivative of q DqDy meridional derivative of q DqDp vertical derivative of q 2D surface fields : p surface pressure orog orography used for vertical interpolations Ts0 surface temperature, including analysed SST Ts1 soil temperature ws0 superficial soil water content ws1 soil water content Format: Each horizontal field for a given variable, at a given time and a given level (whenever that applies) will be stored as a GRIB message. Estimated volume: at the prescribed resolution, one message is 60 kbytes long, including header, with 240 X 119 values coded on 16 bits each. One analysis contains 24 X 16 + 10 GRIB messages. Estimated volume for 240 analyses : 5.7 Gbytes Updated: 30 July 2000 Top of page
Information on available data in the FASTEX Central Archive first dataset, from the operational analyses: this dataset covers entirely the period from the 1 January,1997 0Z to the 28 February 1997 18Z, with a frequency of 6 hours. 18 fields(Temperature, specific humidity and wind, and their derivatives , and geopotential) on 24 pressure levels, and 6 surface fields. 4D-Var dataset: available upon request to pascal.raynaud@meteo.fr Quality Control Processing Data providers validation Data are validated by the data providers before sending it to the FASTEX Central Archive Additional information 01 Sep,1997 : geopotential fields are also available on 24 pressure levels. 22 Jul,1997 : 17 fields (temperature, specific humidity and wind, and their derivatives) on 24 pressure levels, and 6 surface fields are available. Data format List of parameters: 3D fields : Geop geopotential u zonal wind component v meridional wind component Div horizontal divergence Vort vertical comp of vorticity DuDx zonal derivative of u (Du : 1/acos(lat) X partial(.)/partial(long) ) DvDx zonal derivative of v DuDp vertical derivative of u DvDp vertical derivative of v T temperature DTDx zonal derivative of T DTDy meridional derivative of T DTDp vertical derivative of T q specific humidity DqDx zonal derivative of q DqDy meridional derivative of q DqDp vertical derivative of q 2D surface fields : p surface pressure orog orography used for vertical interpolations Ts0 surface temperature, including analysed SST Ts1 soil temperature ws0 superficial soil water content ws1 soil water content Format: Each horizontal field for a given variable, at a given time and a given level (whenever that applies) will be stored as a GRIB message. Estimated volume: at the prescribed resolution, one message is 60 kbytes long, including header, with 240 X 119 values coded on 16 bits each. One analysis contains 24 X 16 + 10 GRIB messages. Estimated volume for 240 analyses : 5.7 Gbytes Updated: 30 July 2000 Top of page
Quality Control Processing Data providers validation Data are validated by the data providers before sending it to the FASTEX Central Archive Additional information 01 Sep,1997 : geopotential fields are also available on 24 pressure levels. 22 Jul,1997 : 17 fields (temperature, specific humidity and wind, and their derivatives) on 24 pressure levels, and 6 surface fields are available. Data format List of parameters: 3D fields : Geop geopotential u zonal wind component v meridional wind component Div horizontal divergence Vort vertical comp of vorticity DuDx zonal derivative of u (Du : 1/acos(lat) X partial(.)/partial(long) ) DvDx zonal derivative of v DuDp vertical derivative of u DvDp vertical derivative of v T temperature DTDx zonal derivative of T DTDy meridional derivative of T DTDp vertical derivative of T q specific humidity DqDx zonal derivative of q DqDy meridional derivative of q DqDp vertical derivative of q 2D surface fields : p surface pressure orog orography used for vertical interpolations Ts0 surface temperature, including analysed SST Ts1 soil temperature ws0 superficial soil water content ws1 soil water content Format: Each horizontal field for a given variable, at a given time and a given level (whenever that applies) will be stored as a GRIB message. Estimated volume: at the prescribed resolution, one message is 60 kbytes long, including header, with 240 X 119 values coded on 16 bits each. One analysis contains 24 X 16 + 10 GRIB messages. Estimated volume for 240 analyses : 5.7 Gbytes Updated: 30 July 2000 Top of page
Additional information 01 Sep,1997 : geopotential fields are also available on 24 pressure levels. 22 Jul,1997 : 17 fields (temperature, specific humidity and wind, and their derivatives) on 24 pressure levels, and 6 surface fields are available. Data format List of parameters: 3D fields : Geop geopotential u zonal wind component v meridional wind component Div horizontal divergence Vort vertical comp of vorticity DuDx zonal derivative of u (Du : 1/acos(lat) X partial(.)/partial(long) ) DvDx zonal derivative of v DuDp vertical derivative of u DvDp vertical derivative of v T temperature DTDx zonal derivative of T DTDy meridional derivative of T DTDp vertical derivative of T q specific humidity DqDx zonal derivative of q DqDy meridional derivative of q DqDp vertical derivative of q 2D surface fields : p surface pressure orog orography used for vertical interpolations Ts0 surface temperature, including analysed SST Ts1 soil temperature ws0 superficial soil water content ws1 soil water content Format: Each horizontal field for a given variable, at a given time and a given level (whenever that applies) will be stored as a GRIB message. Estimated volume: at the prescribed resolution, one message is 60 kbytes long, including header, with 240 X 119 values coded on 16 bits each. One analysis contains 24 X 16 + 10 GRIB messages. Estimated volume for 240 analyses : 5.7 Gbytes Updated: 30 July 2000 Top of page
Data format List of parameters: 3D fields : Geop geopotential u zonal wind component v meridional wind component Div horizontal divergence Vort vertical comp of vorticity DuDx zonal derivative of u (Du : 1/acos(lat) X partial(.)/partial(long) ) DvDx zonal derivative of v DuDp vertical derivative of u DvDp vertical derivative of v T temperature DTDx zonal derivative of T DTDy meridional derivative of T DTDp vertical derivative of T q specific humidity DqDx zonal derivative of q DqDy meridional derivative of q DqDp vertical derivative of q 2D surface fields : p surface pressure orog orography used for vertical interpolations Ts0 surface temperature, including analysed SST Ts1 soil temperature ws0 superficial soil water content ws1 soil water content Format: Each horizontal field for a given variable, at a given time and a given level (whenever that applies) will be stored as a GRIB message. Estimated volume: at the prescribed resolution, one message is 60 kbytes long, including header, with 240 X 119 values coded on 16 bits each. One analysis contains 24 X 16 + 10 GRIB messages. Estimated volume for 240 analyses : 5.7 Gbytes Updated: 30 July 2000 Top of page