GRIB2 Meta Data and grib_api Keys for Section 2: Local Use Section: DWD ensemble system incl. postprocessing

Last updated: January 2013

This table lists the GRIB2 meta data and associated grib_api keys for the DWD local use section Nr. 252: Ensemble systems incl. postprocessing.


Octets Key Name Comments
1-4 section2Length Length of section in octets (39)
5 numberOfSection Number of section (2)
6 localDefinitionNumber 252
7 localHostIdentifier Identifier for host system / computer
1 1: operational
2 2: back up
8-9 localCreationDateYear Creation date: Year
10 localCreationDateMonth Creation date: Month
11 localCreationDateDay Creation date: Day
12 localCreationDateHour Creation date: Hour
13 localCreationDateMinute Creation date: Minute
14 localCreationDateSecond Creation date: Second
15-16 localValidityDateYear Validity date: Year
17 localValidityDateMonth Validity date: Month
18 localValidityDateDay Validity date: Day
19 localValidityDateHour Validity date: Hour
20 localValidityDateMinute Validity date: Minute
21 localValidityDateSecond Validity date: Second
22-23 localNumberOfExperiment local experiment number (defined by originating centre)
24-25 localTypeOfEnsembleForecast Ensemble type (local use at DWD)
26-27 localTypeOfEnsembleProductGeneration Generation type of ensemble product
27-28 localTypeOfEnsemblePostprocessing Postprocessing type of ensemble
30-31 localInformationNumber Additional information number
32-39 Reserved