An Overview of the NWS Telecommunication Gateway

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NOAA GOES DCS LATIN AMERICANUSERS CONFERENCE

• An Overview of the NWS Telecommunication Gateway

Richard A. Robinson Data Manager
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National Weather Service Telecommunication
Operations Center (TOC)

• Overview
• System
• Data Exchange

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National Weather Service Telecommunication Gateway

• Serves the U.S. Public, Government Agencies ,
• International Community and the Commercial
• Meteorological Industry

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National Weather Service Telecommunication Gateway

• The Primary Data Communications Switching
  Facility of the NWS
• Operated 24 X 7 by the Telecommunication
  Operations Center
• TOC is Aggressively Planning an Backup Facility

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NWSTG Facilities

• 9600 square feet (890 meters) of floor space
• Raised floor (grounded grid system)
• Uninterruptible power system (UPS)
• Isolating power distribution Units (PDU)
• Diesel generator
• Independent HVAC system
• Site Scan facility monitoring system

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Major Components of NWSTG

NCEP Camp Spring
NCF / AWIPS
NWSTG
NESDIS
DOD / FAA
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Observations

• Over 400,000 Observations Distributed Daily
• 152,000 Surface Observations
• 3,100 Upper Air Observations
• 4,700 Ship Reports
• 15,000 Aircraft Reports
• 48,000 DCP Reports
• 200,000 Satellite Reports
• Observations from 33,000 Places

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NWSTG Resources
Components

• Processors - 6 systems
• Disk storage - over 400 gigabytes
• Communication controllers - over 10 units
• File servers - 2 systems
• Web servers - 2 systems
• Communication lines - over 140
• LANS Routers - 10 networks, 6 units

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NWSTG Server Systems Interactive Dissemination

• 2 FTP Servers
• Andrew File System (AFS) Clients
• 3 WEB Data Servers
• FTP and HTTP
• 1 HTTP Web Page Servers

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National Weather Service Communications Identifier

• A Heading for the Future!!!
• 1997 - NWS Communications ID Policy Working Group
  develops an implementation plan
• Road map developed
• Full WMO compliancy
• Over 26,000 WMO headings added to NWSTG Switching
  Directory
• To date approximately 78,000 changes have been
  made to the NWSTG Switching Directory
• Approximately 80 percent fully compliant

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Communications Identifiers
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DCP Data Flow
NCF
SBN Uplink
NWSTG
SBN Downlink
CADAS
9.6 Kbs line with Dial Backup
HADS 1
HADS 2 FTP to RFC
Wallops Island/DAPS
DCP
AWIPS
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DCP Formatting

• SXFR40 KWAL 031705
• 333084DC 337170504
• AAXX 03174
• 91925 36/// /1014 10286 20219 30069 40128 51009
• 340NN 84W!
• The general format of the WMO abbreviated heading
  is
• TTAAii CCCC YYGGgg where,TT is the data
  type,AA is a country or geographical area
  code,ii defines the content list,CCCC is the
  identification of the country generating the
  bulletin. RTH Washington is KWBCYYGGgg is the
  day, hour, and minute of the month.

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Your Data and Products

• Current location of Wallops Data
• ftp//140.90.88.142/
• WAL051.SRVR 14 Kb Fri Dec 07 000000
  2001
• WAL052.SRVR 17 Kb Fri Dec 07 000100
  2001
• WAL053.SRVR 34 Kb Fri Dec 07 000200
  2001
• WAL054.SRVR 18 Kb Fri Dec 07 000400
  2001
• WAL055.SRVR 23 Kb Fri Dec 07 000500
  2001
• WAL056.SRVR 32 Kb Fri Dec 07 000600
  2001
• Migration of Wallops data on servers TGFTP and
  PTGFTP
• Data Management Home Page http//www.nws.noaa.gov
  /datamgmt/index.html
• Change Notices Page http//www.nws.noaa.gov/data
  mgmt/notices.shtml

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Your Data and Product Advocates

• Fred Branski - Team Leader, Data Management
• Fred.Branski_at_noaa.gov [phone]
  ext 146
• Walter Smith - Senior Data Manager
• Walter.Smith_at_noaa.gov [phone]
  ext 139
• Richard Robinson - Data Manager
• Richard.Robinson_at_noaa.gov [phone] ext
  179
• Julie Hayes - Family of Services Manager
• Julie.Hayes_at_noaa.gov [phone]
  ext 120
• KWBC Communications Control Center (CCC) - Tech
  Control
• Point of contact 24 hours every day
• Phone [phone]
• Fax [phone]