GRIB2 - PRODUCT DEFINITION TEMPLATE 4.60

Individual ensemble reforecast, control and perturbed, at
a horizontal level or in a horizontal layer at a point in time

Created 04/02/2015


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
 Analysis or Forecast generating process identified (see Code ON388 Table A)
15-16
 Hours of observational data cut-off after reference time (see Note 1)
17
 Minutes of observational data cut-off after reference time
18
 Indicator of unit of time range (see Code table 4.4)
19-22
 Forecast time in units defined by octet 18
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 surfaced (see Code table 4.5)
30
 Scale factor of second fixed surface
31-34 Scaled value of second fixed surfaces
35
 Type of ensemble forecast (see Code table 4.6)
36
 Perturbation number
37
 Number of forecasts in ensemble
38-39 Year of model version date (See Note 2)
40 Month of model version date
41 Day of model version date
43 Hour of model version date
43 Minute of model version date
44 Second of model version date


Notes:

  1. Hours greater than 65534 will be coded as 65534
  2. This is the date when the reforecast is produced with a particular version of the model.


Back