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Public Information Statement
National Weather Service Greenville-Spartanburg SC
902 AM EDT Tue Jun 4 2024

To:        Subscribers:
           -NOAA Weather Wire Service
           -Emergency Managers Weather Information Network
           -NOAAPort
           Other NWS Partners and NWS Employees

From:      Greg Schoor, Chief
           Marine, Tropical and Tsunami Services Branch

Subject:   National Tropical Cyclone Watch Warning Product
           (TCV) Collaboration Testing Tuesday, June 4

The NWS National Hurricane Center, the Weather Prediction Center, the Ocean Prediction Center, and Weather Forecast Offices (WFOs) in the NWS Eastern Region and Southern Region will perform internal testing of the National Tropical Cyclone Watch/Warning (TCV) product collaboration process on Tuesday, June 4, 2024.


Internal testing will begin at approximately 1600 UTC and terminate at 1900 UTC.


Internal TCV test products are not intended to be released externally through NWS dissemination and communication systems.  The text product affected by collaboration testing are the National Tropical Cyclone Watch/Warning (TCV) products issued under the following AWIPS Product Identifiers (PIL) and World Meteorological Organization (WMO) Identifiers (ID):


TCV Product                    AWIPS PIL   WMO ID
------------                   ---------   -------
Atlantic National TCV          TCVAT/1-5/  WTNT/81-85/ KNHC


In addition, the following National Digital Forecast Database (NDFD) elements will be created for this test:
     - Tropical cyclone wind probabilities (incremental and
          cumulative) for 34 kt, 50 kt, and 64 kt
     - Hazard grid (including tropical storm, hurricane, and
          storm surge hazards)


The NWS will continue periodic internal tropical software testing during the remainder of 2024.  The national TCV product will contain a summary of collaborated wind and/or storm surge watches and warnings, depicted by NWS-defined geographic zones.


NWS WFOs participating in the national TCV product collaboration tests are listed below by NWS Region:


NWS  Eastern Region

Columbia, SC (CAE)
Greenville-Spartanburg, SC (GSP)
Blacksburg/Roanoke, VA (RNK)


NWS  Southern Region


Atlanta, GA (FFC)
Jacksonville, FL (JAX)
Melbourne, FL (MLB)
Miami, FL (MFL)
Morristown, TN (MRX)
San Juan, PR (SJU)


For more information, please contact:

  Clay Chaney
  Meteorologist
  National Weather Service Office
  Greer, SC
  clay.chaney@noaa.gov

National Public Information Statements are online at:

  https://www.weather.gov/notification/

$$