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Cloud cover

 GRIB-API definition

Name:
total_
cloud
_
coverAbbreviation:
tcc
cclUnit:%paramId:260257


UERRA details

DefinitionPercentage of the sky hidden by all visible clouds on a model level.
Validity
Daily averaged
 instantaneous
Comment
 Computed from instantaneous values at 00, 06, 12 and 18Z
 


WMO GRIB2 definition

Parameter
Discipline
=
0
  Meteorological
meteorological products
Parameter
Category
category
=
6
  Cloud
cloud
Parameter
Number
number
= 1
 Total cloud
22
cloud cover
Level
Type of first fixed surface
= 1Ground or water surface
105hybrid level
Scale factor of first fixed surface
= all bits to 1Missing
0 
Scaled value of first fixed surface
= all bits to 1
model level number 
Missing
Type of second fixed surface
= 8
 Nominal top of the atmosphere
all bits to 1missing
Scale factor of second fixed surface
=
all bits to 1
Missing
missing
Scaled value of second fixed surface
=
all bits to 1
Missing
missing