National Weather Service United States Department of Commerce

Lake-Effect Snow Continues Downwind of the Great Lakes; Below Normal Temperatures Across the Eastern Half of the U.S

Arctic air will continue below normal temperatures across the eastern half of the U.S. through Tuesday with heavy lake-effect snow continuing downwind of the Great Lakes. High pressure over the western half of the U.S. will support mainly dry weather for much of the region with above normal temperatures this week. Read More >

 

 
Topic Description

General Description


A collective group of message dissemination systems used to provide weather, water and climate information to the United States and segments of the World Meteorological Organization (WMO) International community. Systems include: 

Image of the GOES 16 Satellite with the earth below - NOAA Image


Advisories
 


6/23/2022 ISCS-0233


Restore WFUS51-KALY-EWWALY

 


Hardware

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Software

Format(s)

  • GNC-A and GIFS: WMO Standard alpha-numeric text, BUFR, GRIB, T4-FAX, and *.png/*.jpg/*.gif  for imagery/graphic pictures, .bin for encapsulated imagery/graphics pictures.

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Monitoring

  • The GNC-A Satellite Broadcast:  is monitored 24x7 by NESDIS for broadcast quality and availability of channel content.  The NWS audits the data stream content on each of the NWS "ISCS-xxxxxxx" channels for consistency with the service's product baseline listing described in the ISCS product baseline and the NESDIS GNCA Product Catalog
     
  • The GIFS file service: is monitored 24x7 by the NWS NOAA Central Operations (NCO).  The NWS audits the data content posting the file server monthly for consistency with the service's product listing described in the ISCS product baseline.

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Access Information

Documents

Alert Information
  • GEONETCast Americas (GNC-A): Channel:  ISCS-WARN
     
  • GTS Internet File Server: Folder: WARN

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Special Needs

  • Users may interface their receiving systems with separate commercial or user-developed applications and devices to address their specific special needs.

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Issues

  • The status of the GNC-A broadcast and GIFS services is updated manually during normal business hours on the Home Page.
     
  • Service issues impacting user operations should be reported immediately to:

          Tech Control:  Phone:  301-683-1518

                                  - or -

                                  eMail:  SDM@noaa.gov   ... and cc:

                                              iscs.dm@noaa.gov
     

  • Questions regarding the broadcast products, adding or replacing broadcast products or broadcast product format should be addressed to: 

                                             iscs.dm@noaa.gov

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