over a rectangular area at a horizontal level or in a horizontal layer in a continuous or non-continuous time interval Octet No. Contents 10 Parameter category (see Code table 4.1) 11 Parameter number (see Code table 4.2) 12 Type of generating process (see Code table 4.3) 13 Background generating process identifier (defined by originating centre) 14 Forecast generating process identifier (defined by originating centre) 15–16 Hours after reference time of data cut-off (see Note 1) 17 Minutes after reference time of data cut-off 18 Indicator of unit of time range (see Code table 4.4) 19–22 Forecast time in units defined by octet 18 (see Note 2) 23 Type of first fixed surface (see Code table 4.5) 24 Scale factor of first fixed surface 25–28 Scaled value of first fixed surface 29 Type of second fixed surface (see Code table 4.5) 30 Scale factor of second fixed surface 31–34 Scaled value of second fixed surface 35 Derived forecast (see Code table 4.7) 36 Number of forecasts in the ensemble (N) 37 Cluster identifier 38 Number of cluster to which the high-resolution control belongs 39 Number of cluster to which the low-resolution control belongs 40 Total number of clusters 41 Clustering method (see Code table 4.8) 42–45 Northern latitude of cluster domain 46–49 Southern latitude of cluster domain 50–53 Eastern longitude of cluster domain 54–57 Western longitude of cluster domain 58 NC number of forecasts in the cluster – 59 Scale factor of standard deviation in the cluster 60–63 Scaled value of standard deviation in the cluster 64 Scale factor of distance of the cluster from ensemble mean 65–68 Scaled value of distance of the cluster from ensemble mean 69–70 Year of end of overall time interval 71 Month of end of overall time interval 72 Day of end of overall time interval 73 Hour of end of overall time interval 74 Minute of end of overall time interval 75 Second of end of overall time interval 76 n number of time range specifications describing the time intervals used to calculate the – statistically processed field 77–80 Total number of data values missing in statistical process 81–92 Specification of the outermost (or only) time range over which statistical processing is done 81 Statistical process used to calculate the processed field from the field at each time incre- ment during the time range (see Code table 4.10) (continued) (Product definition template 4.13 continued) –
over a rectangular area at a horizontal level or in a horizontal layer in a continuous or non-continuous time interval Octet No. Contents 10 Parameter category (see Code table 4.1) 11 Parameter number (see Code table 4.2) 12 Type of generating process (see Code table 4.3) 13 Background generating process identifier (defined by originating centre) 14 Forecast generating process identifier (defined by originating centre) 15–16 Hours after reference time of data cut-off (see Note 1) 17 Minutes after reference time of data cut-off 18 Indicator of unit of time range (see Code table 4.4) 19–22 Forecast time in units defined by octet 18 (see Note 2) 23 Type of first fixed surface (see Code table 4.5) 24 Scale factor of first fixed surface 25–28 Scaled value of first fixed surface 29 Type of second fixed surface (see Code table 4.5) 30 Scale factor of second fixed surface 31–34 Scaled value of second fixed surface 35 Derived forecast (see Code table 4.7) 36 Number of forecasts in the ensemble (N) 37 Cluster identifier 38 Number of cluster to which the high-resolution control belongs 39 Number of cluster to which the low-resolution control belongs 40 Total number of clusters 41 Clustering method (see Code table 4.8) 42–45 Northern latitude of cluster domain 46–49 Southern latitude of cluster domain 50–53 Eastern longitude of cluster domain 54–57 Western longitude of cluster domain 58 NC – number of forecasts in the cluster 59 Scale factor of standard deviation in the cluster 60–63 Scaled value of standard deviation in the cluster 64 Scale factor of distance of the cluster from ensemble mean 65–68 Scaled value of distance of the cluster from ensemble mean 69–70 Year of end of overall time interval 71 Month of end of overall time interval 72 Day of end of overall time interval 73 Hour of end of overall time interval 74 Minute of end of overall time interval 75 Second of end of overall time interval 76 n – number of time range specifications describing the time intervals used to calculate the statistically processed field 77–80 Total number of data values missing in statistical process 81–92 Specification of the outermost (or only) time range over which statistical processing is done 81 Statistical process used to calculate the processed field from the field at each time incre- ment during the time range (see Code table 4.10) (continued) (Product definition template 4.13 – continued)
WMO306_vI2_GRIB2_Template_en.docx