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Public Information Statement
National Weather Service San Juan PR
920 AM AST 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:

  Ernesto Rodriguez
  Meteorologist-In-Charge
  National Weather Service Office
  San Juan PR, 00926
  ernesto.rodriguez@noaa.gov

National Public Information Statements are online at:

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

NNNN



$$