National Weather Service United States Department of Commerce

Severe Thunderstorms Expected for Portions of the Northeast; Mountain Snow and Heavy Rain Persist in the West

Severe thunderstorms will continue to develop across the Upper Ohio Valley region into portions of the interior Northeast through this evening. Damaging winds are the main threat however, large hail and a couple of tornadoes are also possible. A Pacific storm in the West continues to persist producing mountain snow and moderate to locally heavy coastal/valley rain. Read More >

 

Communication Identifier Definition References

These references list the defined entries for the various parts of NWS Communication Identifiers including the WMO heading and AWIPS Identifier.

NCEP GRIB products can be defined by using Office Note 388 (ON388).


Updated Title/Description
Nov 30, 2022 CID XR-00 Message Scheme - NWS Communications Identifiers
 

Establishes documents where specific information will be found

May 18, 2023 CID XR-01 Message Scheme - WMO Meteorological Bulletins CCCC
 

WMO Operational Information Service (OIS)

June 01, 2023 CID XR-04 Cat X-ref by NNN - NWS Communications Identifiers
 

Product category/WMO heading cross-reference sorted by product category (NNN)

June 01, 2023 CID XR-05 Cat X-ref by TT - NWS Communications Identifiers
 

Product Category WMO heading cross-reference sorted by T1T2 of the WMO heading

April 24, 2018 CID XR-06 ii vs State - NWS Communications Identifiers
 

For the second i of the ii group, ii vs State Cross-Reference by geographic areas

Sep 07, 2023 CID XR-07 Center Identifiers List - NWS Communications Identifiers
 

Center/national identifiers by CCCC

Dec 19, 2018 CID XR-08 CCCC Identifiers List - NWS Communications Identifiers
 

NWS site identifiers (CCCC) list

Sep 18, 2013 CID XR-09 CCC Identifiers List - NWS Communications Identifiers
 

NWS site identifiers (CCC NODES) list