ecCodes definition

Name:Minimum temperature at 2 metres in the last 6 hoursAbbreviation:mn2t6Unit:KparamId:122

S2S details

DefinitionThe minimum temperature near the surface determined over the last six hours.
ValidityMinimum determined over the last 6 hours
CommentThe field will NOT be archived at forecast step 0. It will be archived 4 times a day at 00, 06, 12 and 18Z.
Please note that the specific height level above ground might vary from one Centre to another. The scaled value of first fixed surface given below is the one in usage at ECMWF.

WMO GRIB2 definition

Parameter
Discipline 0Meteorological products
Parameter Category 0Temperature
Parameter Number 0Temperature
Type of statistical processing3Minimum
Level
Type of first fixed surface103Specified height level above ground m
Scale factor of first fixed surface0
Scaled value of first fixed surface22 metres (might vary from one centre to another)
Type of second fixed surfaceall bits to 1
Missing
Scale factor of second fixed surfaceall bits to 1Missing
Scaled value of second fixed surfaceall bits to 1Missing