20000228: QPF expanded-ADMIN NOTICE NOUS41 KWBC (fwd)

• To: nws-changes@xxxxxxxxxxxxxxxx
• Subject: 20000228: QPF expanded-ADMIN NOTICE NOUS41 KWBC (fwd)
• From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
• Date: Mon, 28 Feb 2000 10:41:24 -0700

184 
NOUS41 KWBC 281727
PNSWSH
        
PUBLIC INFORMATION STATEMENT...TECHNICAL IMPLE. NOTICE 00-05
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1230 PM EST MON FEB 28 2000
  
TO        FAMILY SERVICES/FOS/SUBSCRIBERS...NOAAPORT
           SUBSCRIBERS...OTHER NATIONAL
           WEATHER SERVICE /NWS/ CUSTOMERS...NWS EMPLOYEES
        
FROM      THERESE Z PIERCE...CHIEF...HYDROMETEOROLOGICAL SERVICES
                  
SUBJECT   NEW EXPANDED AND ENHANCED DAY 2 AND 3 QUANTITATIVE
           PRECIPITATION FORECAST /QPF/ PRODUCTS...
           EFFECTIVE MARCH 20 2000
  
      THE HYDROMETEOROLOGICAL PREDICTION CENTER /HPC/...NATIONAL
WEATHER SERVICE/NWS/...NATIONAL CENTERS FOR ENVIRONMENTAL
PREDICTION...WILL EXPAND AND ENHANCE ITS QUANTITATIVE
PRECIPITATION FORECAST /QPF/ PRODUCT SUITE EFFECTIVE AT 1200 UTC
20 MARCH  2000.  THE HPC WILL ISSUE NEW 6-HOUR /6-H/  DAY 2 AND
DAY 3 QPF PRODUCTS.  THE 6-H DAY 2 QPF WILL BE ISSUED TWICE DAILY
AND YEAR ROUND...WHILE 6-H DAY 3 QPF WILL BE ISSUED ONCE PER DAY
FOR THE 7-MONTH PERIOD EXTENDING FROM SEPTEMBER 15 THROUGH APRIL
15.  THESE ENHANCEMENTS ARE DRIVEN BY REQUIREMENTS FROM THE NWS
DIVERSE USER COMMUNITY. 
  
      FOR THE 1200-1200 UTC FORECAST CYCLE...6-H DAY 2 AND DAY 3
QPFS WILL BE ISSUED AT 1015 UTC.  FOR THE 0000-0000 UTC FORECAST
CYCLE...6-H DAY 2 QPFS WILL BE ISSUED AT 2215 UTC.  THE TABLES
BELOW SHOW THE ALPHANUMERIC PRODUCT IDENTIFICATION...WMO
HEADING... AND SPECIFIC TIME PERIODS COVERED BY EACH OF THESE NEW
6-H DAY 2 AND DAY 3 PRODUCTS.
  
DAY 2     WMO HEADING    1200 UTC CYCLE 0000 UTC CYCLE VALIDTIMES
9GE       PEBF98 KWNH    1200-1800 UTC  0000-0600 UTC  30-36 HRS
9HE       PEBG98 KWNH    1800-0000 UTC  0600-1200 UTC  36-42 HRS
9IE       PEBH98 KWNH    0000-0600 UTC  1200-1800 UTC  42-48 HRS
9JE       PEBI88 KWNH    0600-1200 UTC  1800-0000 UTC  48-54 HRS
  
DAY 3     WMO HEADING    1200 UTC CYCLE      VALID TIMES
9KE       PEBI98 KWNH    1200-1800 UTC       54-60 HRS
9LE       PEBJ88 KWNH    1800-0000 UTC       60-66 HRS
9ME       PEBJ98 KWNH    0000-0600 UTC       66-72 HRS
9NE       PEBK98 KWNH    0600-1200 UTC       72-78 HRS
      
  
      CONSISTENT WITH OTHER RECENTLY ENHANCED HPC QPF PRODUCTS...
PRECIPITATION CONTOURS WILL START AT ONE ONE-HUNDREDTH INCHES
/MEASURABLE PRECIPITATION/.  
  
  
  
  
  
      QUESTIONS CONCERNING THESE MODIFICATIONS SHOULD BE ADDRESSED
TO: 
  
MR. DAVID REYNOLDS       -OR            MR. KEVIN MCCARTHY 
CHIEF...HPC/FORECAST OPERATIONS BRANCH  DEPUTY DIRECTOR...HPC
/301/763-8000 EXT. 7317                 /301/763-8000 EXT. 7304
DREYNOLDS@xxxxxxxxxxxxx                 KMCCARTHY@xxxxxxxxxxxxx
  
  
      ADDITIONAL INFORMATION INCLUDING A DETAILED PRODUCT SCHEDULE
AND EXAMPLES OF PRODUCT FORMATS CAN BE FOUND AT:
HTTP://WWW.HPC.NCEP.NOAA.GOV/QPF/QPF2.HTML  /LOWER CASE/
  
END


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