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TIGGE > Parameters > Total column water >

Total column water

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Additional information

Name:

total_column_water

Abbreviation:

tcw

Unit:

kg m^-2

Definition	Vertical integral from the ground to the nominal top of the atmosphere expressing the total amount of water (vapour + cloud water + cloud ice), but no precipitation included.
Validity	instantaneous
Comment

GRIB 2

Discipline	= 0
Parameter Category	= 1
Parameter Number	= 51
Type of first fixed surface	= 1	Type of second fixed surface	= 8
Scale factor of first fixed surface	= All 1's	Scale factor of second fixed surface	= All 1's
Scaled value of first fixed surface	= All 1's	Scaled value of second fixed surface	= All 1's

GRIB 2 and C-code for: Deterministic forecast, Perturbed forecast and Control forecast

Comments

Author	Contents
Jörg Urban	Joint Meeting of CT-MTDCF/ET-DRC, Oman, 5-8 December 2005: accepted parameter number 47, HOWEVER changed after Joint Meeting of CT-MTDCF/ET-DRC, Montreal, 8-12 May 2006 to parameter number 51.

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13-03-2010