Rescue and Digitization Rescue and Digitization of Climate Records in of Climate Records in

EgyptEgyptByBy

Amr Mohamed. AmrAmr Mohamed. Amr

OverviewOverview Stations InformationStations Information Stations GapsStations Gaps Data collection methodsData collection methods

• Hourly and Daily (data entry) • Upper air data• GTS data

Data processingData processing• GTS data processing• Hourly and daily data processing

Storage mediaStorage media End user availabilityEnd user availability

Stations InformationStations Information WMO IDWMO ID Station NameStation Name LatitudeLatitude LongitudeLongitude Open DATEOpen DATE Up To DATEUp To DATE Station typeStation type

NoteNote

SynopticSynopticClimateClimateUpper AirUpper Air

Stations InformationStations Information

Stations Information Stations Information (continue)(continue)

Stations Information Stations Information (continue)(continue)

Hourly and daily GapsHourly and daily Gaps

Hourly and daily Gaps Hourly and daily Gaps (continue)(continue)

Hourly and daily Gaps Hourly and daily Gaps (continue)(continue)

Data collection methodsData collection methods1. Hourly and Daily (data entry

Upper air data:Upper air data:• EMA has six upper air stations; the data for EMA has six upper air stations; the data for

these stations are automatically collected these stations are automatically collected via Global System for Mobiles (GSM) via Global System for Mobiles (GSM) connections to the headquarters (H.Q), to connections to the headquarters (H.Q), to get into the AMSS and the local database, get into the AMSS and the local database, and finally disseminated to the world. and finally disseminated to the world.

GTS data:GTS data:• Recently, the GTS data (Upper air and Recently, the GTS data (Upper air and

surface) of the whole world are decoded surface) of the whole world are decoded and then permanently stored in an Oracle and then permanently stored in an Oracle database.database.

Data collection methods (continue)Data collection methods (continue)

Data processingData processing

GTSGTS (Synoptic Charts) (Synoptic Charts)• All GTS data sent from AMSS to All GTS data sent from AMSS to

the IBM Mainframe, to decode the IBM Mainframe, to decode it in specific format and then it in specific format and then plotting it on synoptic charts to plotting it on synoptic charts to be analyzed by forecaster be analyzed by forecaster department department

Data processingData processing (Continue) (Continue) Hourly and daily data processing:Hourly and daily data processing:

Data entry section Mainframe

• Quality control programs checking• Errors correction• Calculate other fields like (RH,VP…)• Stored data in plane text format

files. • Creation and calculation monthly

reports

Why:

Storage mediaStorage media

• On a Database.On a Database.• On Hard Disk storage.On Hard Disk storage.• On Magnetic tapes in plane text format with On Magnetic tapes in plane text format with

fixed records of 80 byte record length.fixed records of 80 byte record length.• Each Magnetic tape has multiple copies in Each Magnetic tape has multiple copies in

multiple places.multiple places.

End user availabilityEnd user availability

• Customer fills an application for his Customer fills an application for his requirements in the climate dept.requirements in the climate dept.

• The availability of data as The availability of data as averages or averages or NormalsNormals is checked. is checked.

• The cost of data is calculated.The cost of data is calculated.• The request is relayed to the IT dept to The request is relayed to the IT dept to

be processed.be processed.• The final results are sent back to the The final results are sent back to the

climate dept to be handed to the climate dept to be handed to the customer.customer.

Thank a lotThank a lot