ECMWF WCRP I Monthly Means

Derived from the ECMWF TOGA ADVANCED OPERATIONAL ANALYSIS UPPER-AIR DATA SET.
SOURCE: Data Support Section Dataset ds111.0

FORMAT: CCM2 History Tape 

GRID:   Global - T42 Gaussian (128 x 64)

LEVELS: (Pressure)
	1000,(925),850,700,500,400,300,250,200,150,100,70,50,30,10
	The 925mb level exists only for January 1992 and later.

FIELDS: Description                     Name    Units   Levels
        ---------------------------------------------------------
	Zonal Wind Component		U	m/s	all 
	Meridional Wind Component	V	m/s	all
	Vertical Pressure Velocity	OMEGA	Pa/s	all
	Geopotential Height		ZA	m	all
	Temperature			T	K	all
	Relative Humidity		RH	percent	all
	Specific Humidity		Q	kg/kg	all
	Surface Pressure		PS	Pa	surface
	Surface Geopotential		PHIS	m^2/s^2	surface
	Orography (surface type flag)	ORO	0=ocean	surface
						1=land
						2=sea ice

  Plus the following covariances:
        UUP,VVP,WWP,ZZP,TTP,RHP,QQP,PSP,
        UVP,UWP,VWP,UTP,VTP,UQP,VQP,WQP,WTP,UZP,VZP,WZP

TIMES:  One mean per month.

MSS Directory: /TRENBERT/CTEC/

Filename: T42yymmM  where yy=year, mm=month
	One month per volume.
        e.g. T428501M for January 1985.

Current holdings: January 1985 - December 1997
-----------------
The original means in SAVTAV format for 1985-1993 are still available at
/TRENBERT/CTEC/TAV/ET42yymmM

Other Products Derived from this Dataset:


Missing Days and Comments on Data Quality
Please use the ccm2nc software to convert ccm history tape format to netCDF.
References
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