[nws-changes] 20071121: implementation of a Rec fcst

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NOUS41 KWBC 211240
PNSWSH

SERVICE CHANGE NOTICE 07-56
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
740 AM EST WED NOV 21 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/ PARTNERS AND USERS...AND NWS EMPLOYEES

FROM:     ELI JACKS
CHIEF... FIRE AND PUBLIC WEATHER SERVICES BRANCH SUBJECT: IMPLEMENTATION OF A RECREATIONAL FORECAST AT THE WEATHER FORECAST OFFICE AT HANFORD CALIFORNIA: EFFECTIVE WEDNESDAY JANUARY 2 2008 EFFECTIVE WEDNESDAY JANUARY 2 AT 1200 COORDINATED UNIVERSAL TIME /UTC/ THE SAN JOAQUIN VALLEY WEATHER FORECAST OFFICE /WFO/ AT HANFORD CALIFORNIA /HNX/ WILL BEGIN ISSUING A RECREATIONAL FORECAST /REC/ FOR THE NATIONAL PARKS WITHIN ITS AREA OF FORECAST RESPONSIBILITY. ON THE ABOVE DATE THE FOLLOWING FORECAST PRODUCT WILL BE ISSUED TWICE DAILY /MORE FREQUENTLY AS NEEDED/ BY WFO SAN JOAQUIN VALLEY.

PRODUCT NAME                    WMO HEADING    AWIPS IDENTIFIER

RECREATIONAL FORECAST           SXUS45 KHNX    RECHNX

PERTINENT PERSONNEL/OFFICES/AGENCIES WILL NEED TO ADD THESE COMMUNICATION IDENTIFIERS TO THEIR COMMUNICATION SYSTEMS TO RECEIVE THESE NWS PRODUCTS.

THE RECREATIONAL FORECAST /REC/ WILL PROVIDE A DETAILED WEATHER FORECAST IN TWO SEGMENTS: THE FIRST SEGMENT FOR YOSEMITE NATIONAL PARK AND THE SECOND SEGMENT FOR THE COMBINED MANAGEMENT AREA OF SEQUOIA AND KINGS CANYON NATIONAL PARKS.

EACH SEGMENT WILL CONTAIN DAY AND NIGHT PERIODS FOR THE 7 DAY FORECAST PERIOD. THE FOLLOWING WEATHER ELEMENTS WILL BE INCLUDED: TEMPERATURE...SKY COVER AND WEATHER...AND SIGNIFICANT WINDS. AFTER THE 7 DAY FORECAST THERE WILL BE POINT FORECASTS FOR YOSEMITE VALLEY IN YOSEMITE NATIONAL PARK AND FOR SEQUOIA SOUTH ENTRANCE AND LODGEPOLE IN SEQUOIA AND KINGS CANYON NATIONAL PARKS. RELEVANT ZONE NUMBERS WILL BE USED AND EACH FORECAST WILL CONTAIN A PRODUCT EXPIRATION TIME. ADDITIONAL SEGMENTS AND POINT FORECASTS MAY BE ADDED IN THE FUTURE.

THE EFFECTIVE DATE OF THIS CHANGE IS SOONER THAN SPECIFIED BY NWS POLICY /NWS INSTRUCTION 10-1805/. THE REDUCTION OF THE NORMAL ADVANCE LEAD TIME WAS APPROVED BECAUSE THIS CHANGE IS AN ADDITIONAL SERVICE FOR THE 2007-2008 WINTER SEASON THAT WILL NOT NEGATIVELY IMPACT NATIONAL PARK SERVICE CUSTOMERS NOR THE GENERAL PUBLIC. ONLY MINIMAL CHANGES TO SOFTWARE WILL BE NECESSARY.

FOR QUESTIONS ABOUT THIS CHANGE...PLEASE CONTACT:
    STEVE MENDENHALL
METEOROLOGIST-IN-CHARGE NATIONAL WEATHER SERVICE OFFICE
    900 FOGGY BOTTOM ROAD
    HANFORD CA 93230-5236
    PHONE 559-584-3752
    EMAIL STEVEN.MENDENHALL@xxxxxxxx

THIS AND OTHER NWS SERVICE CHANGE NOTICES ARE AVAILABLE ON THE INTERNET AT /USE LOWER CASE LETTERS/

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

$$



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