NOTICE: This version of the NSF Unidata web site (archive.unidata.ucar.edu) is no longer being updated.
Current content can be found at unidata.ucar.edu.

To learn about what's going on, see About the Archive Site.

20070413: VTEC hard freeze

NOTE: The nws-changes mailing list is no longer active. The list archives are made available for historical reasons.

NOUS41 KWBC 131520
PNSWSH

SERVICE CHANGE NOTICE 07-19
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1120 AM EDT FRI APR 13 2007

TO:      FAMILY OF SERVICES /FOS/ SUBSCRIBERS...NOAA WEATHER
        WIRE SERVICE /NWWS/ SUBSCRIBERS...EMERGENCY MANAGERS
        WEATHER INFORMATION NETWORK /EMWIN/ SUBSCRIBERS
        NOAAPORT SUBSCRIBERS...OTHER NATIONAL WEATHER SERVICE
        /NWS/ CUSTOMERS AND PARTNERS...NWS EMPLOYEES

FROM:    ELI JACKS
        CHIEF...FIRE AND PUBLIC WEATHER SERVICES BRANCH

SUBJECT: ADDITION OF VALID TIME EVENT CODES FOR HARD FREEZE
        WATCHES AND WARNING EFFECTIVE WITH AWIPS BUILD 7.2

EFFECTIVE WITH EACH NWS FORECAST OFFICE/S /WFO/ INSTALLATION OF AWIPS BUILD 7.2...EACH WFO WILL BE ABLE TO ISSUE HARD FREEZE WATCHES USING THE VALID TIME EVENT CODE /VTEC/ PHENOMENA CODE HZ.W AND HARD FREEZE WARNINGS USING THE VTEC PHENOMENA CODE HZ.A. EACH WFO WILL COORDINATE WITH THEIR RESPECTIVE REGIONAL HEADQUARTERS TO DETERMINE IF ISSUING HARD FREEZE WATCHES/WARNINGS IS APPROPRIATE FOR THEIR PUBLIC WARNING ZONES.

AWIPS BUILD 7.2 SHOULD BE DEPLOYED BY THE END OF APRIL 2007. THESE PRODUCTS...IF DEEMED APPROPRIATE...WILL BE ISSUED FOR FORECAST COLD TEMPERATURES /LOCALLY DEFINED CRITERIA/ USING THE NON-PRECIPITATION WEATHER WARNING PRODUCT CATEGORY NPW.
GENERIC AWIPS ID          GENERIC WMO ID
NPWXXX                    WWAA7I CCCC

NOTE:
1. XXX - IS THE THREE-LETTER WFO IDENTIFIER /E.G. AKQ IS WAKEFIELD VA/ 2. AA - IS THE TWO-LETTER GEOGRAPHIC IDENTIFIER /E.G. US IS UNITED STATES/ 3. I - IS THE US STATE CROSS REFERENCE /E.G. 5 IS ROCKY MOUNTAINS/ 4. CCCC - IS THE FOUR-LETTER WFO COMMUNICATIONS ID /E.G. KBOI IS BOISE ID/ THE ABOVE CHANGE WILL BE INCLUDED IN THE NEXT UPDATE TO NWS INSTRUCTION /NWSI/ 10-515...NON-PRECIPITATION WEATHER PRODUCTS SPECIFICATION.

IF YOU HAVE QUESTIONS ABOUT THESE CHANGES PLEASE CONTACT:

    PAUL STOKOLS
    NATIONAL WEATHER SERVICE
    1325 EAST WEST HIGHWAY
    SILVER SPRING MD 20910
    PHONE: 301-713-1867 EXT. 139
    EMAIL: PAUL.STOKOLS@xxxxxxxx

THIS AND ALL OTHER NWS SERVICE CHANGE NOTICES ARE POSTED ONLINE AT /USE LOWER CASE LETTERS/:

    HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM

$$
NNNN


==============================================================================
To unsubscribe nws-changes, visit:
http://www.unidata.ucar.edu/mailing-list-delete-form.html
==============================================================================


  • 2007 messages navigation, sorted by:
    1. Thread
    2. Subject
    3. Author
    4. Date
    5. ↑ Table Of Contents
  • Search the nws-changes archives: