National Weather Service United States Department of Commerce

Severe Thunderstorms Forecast for Portions of the Plains, Mississippi Valley, and Mid South

Intense and widespread severe thunderstorms are expected Friday afternoon into the overnight hours across parts of the middle Mississippi Valley and Mid-South vicinity, eastward to the lower Ohio and Tennessee Valleys. Strong and damaging wind gusts are forecast along with several strong tornadoes. Farther north, heavy snow and blizzard conditions are possible over the Upper Midwest. 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

July 27, 2022 CID XR-04 Cat X-ref by NNN - NWS Communications Identifiers
 

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

July 27, 2022 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

Jan 10, 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