NOTICE: This version of the NSF Unidata web site (archive.unidata.ucar.edu) is no longer being updated.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.

[nws-changes] 20090227: ashfall warningFwd: ADMIN NOTICE NOUS41 KWBC]

NOTE: The nws-changes mailing list is no longer active.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



-------- Original Message --------
565 NOUS41 KWBC 271456 
PNSWSH

SERVICE CHANGE NOTICE 09-18
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1000 AM EST FRI FEB 27 2009

TO:       SUBSCRIBERS:
         -FAMILY OF SERVICES
         -NOAA WEATHER WIRE SERVICE
         -EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
         OTHER NWS PARTNERS...AND NWS EMPLOYEES

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

SUBJECT:  OPERATIONAL IMPLEMENTATION OF ASHFALL WARNING WITH
         VALID TIME EVENT CODE /VTEC/ IN NON-PRECIPITATION
         WEATHER PRODUCT EFFECTIVE JULY 6 2009
EFFECTIVE WITH EACH NWS FORECAST OFFICE /WFO/ INSTALLATION OF ADVANCED WEATHER INTERACTIVE PROCESSING SYSTEM /AWIPS/ OPERATIONAL BUILD /OB/ 9.2 SOFTWARE...WFOS WILL HAVE THE CAPABILITY TO ISSUE ASHFALL WARNINGS IN NON-PRECIPITATION WEATHER /NPW/ PRODUCTS. INSTALLATION OF AWIPS OB9.2 SOFTWARE IS SCHEDULED TO BEGIN ON JULY 6 2009.
THE NEW ASHFALL WARNING...VALID TIME EVENT CODE /VTEC/ AF.W... WILL BE ISSUED BY NWS WFOS WHEN SIGNIFICANT ACCUMULATION OF VOLCANIC ASH IS EXPECTED OR IS OCCURRING DUE TO A VOLCANIC ERUPTION OR RESUSPENSION OF PREVIOUSLY DEPOSITED ASH.
DOCUMENTATION REGARDING THE ASHFALL WARNING WILL BE INCLUDED IN AN UPDATE TO NWS INSTRUCTION /NWSI/ 10-515...WFO NON- PRECIPITATION WEATHER PRODUCTS SPECIFICATION...ONLINE AT /USE LOWER CASE LETTERS/: 

 HTTP://WWW.NWS.NOAA.GOV/DIRECTIVES/SYM/PD01005015CURR.PDF
AND IN NWSI 10-1703...VALID TIME EVENT CODE...APPENDIX C... PARAGRAPH 1...VALID VTEC EVENTS...AVAILABLE AT /USE LOWER CASE EXCEPT THE VTEC IN VTECEVENTS.XLS MUST BE UPPER CASE/: 

 HTTP://WWW.WEATHER.GOV/OS/VTEC/RESOURCES/VTECEVENTS.XLS

IF YOU HAVE ANY QUESTIONS...PLEASE CONTACT:

    PAUL STOKOLS
    NATIONAL WEATHER SERVICE
    FIRE AND PUBLIC WEATHER SERVICES BRANCH
1325 EAST WEST HWY SILVER SPRING MARYLAND 20910 
    EMAIL: PAUL.STOKOLS@xxxxxxxx

NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT /USE LOWERCASE/:

 HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM

$$
NNNN
  • 2009 messages navigation, sorted by:
    1. Thread
    2. Subject
    3. Author
    4. Date
    5. ↑ Table Of Contents
  • Search the nws-changes archives: