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433 NOUS41 KWBC 081133 PNSWSH TECHNICAL IMPLEMENTATION NOTICE 05-XX NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 730 AM EST WED JUNE 8 2005 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: PAUL HIRSCHBERG CHIEF... SCIENCE PLANS BRANCH OFFICE OF SCIENCE AND TECHNOLOGY /OST/ SUBJECT: ADDITION OF VISIBILITY AND OBSTRUCTION TO VISION GUIDANCE OF ETA MOS PRODUCTS: EFFECTIVE AUGUST 30 2005 ATTENTION USERS OF THE MODEL OUTPUT STATISTICS /MOS/ GUIDANCE: ON TUESDAY... AUGUST 30 2005... WITH THE 1200 UNIVERSAL COORDINATED TIME /UTC/ MODEL CYCLE... NWS WILL ADD VISIBILITY AND OBSTRUCTION TO VISION GUIDANCE TO THE ETA MOS SYSTEM. THE TEXT PRODUCTS WILL CONTAIN CATEGORICAL GUIDANCE AS OUTLINED BELOW: VISIBILITY CATEGORICAL DEFINITIONS: 1 = < MI 2 = MI TO < 1 MI 3 = 1 TO < 2 MI 4 = 2 TO < 3 MI 5 = 3 TO 5 MI 6 = 6 MI 7 = > 6 MI OBSTRUCTION TO VISION CATEGORICAL DEFINITIONS: N = NONE OF THE FOLLOWING HZ = HAZE... SMOKE... DUST BR = MIST (FOG WITH VISIBILITY >= 5/8 MI) FG = FOG OR GROUND FOG (VISIBILITY < 5/8 MI) BL = BLOWING DUST... SAND... OR SNOW THE BINARY UNIVERSAL FORM FOR THE REPRESENTATION OF METEOROLOGICAL DATA /BUFR/ PRODUCTS WILL CONTAIN PROBABILISTIC AND CATEGORICAL GUIDANCE. THE COMMUNICATION IDENTIFIERS FOR ALL ETA MOS PRODUCTS ARE SHOWN IN TABLE 1. TABLE 1. COMMUNICATION IDENTIFIERS FOR THE ETA-BASED MOS TEXT AND BUFR PRODUCTS TO WHICH VISIBILITY AND OBSTRUCTION TO VISION GUIDANCE WILL BE ADDED. WMO HEADING AWIPS ID TEXT PRODUCTS FOPA40 KWNOMETPA0 FOUS44 KWNOMETNE1 FOUS45 KWNOMETSE1 FOUS46 KWNOMETNC1 FOUS47 KWNOMETSC1 FOUS48 KWNOMETRM1 FOUS49 KWNOMETWC1 FOAK47 KWNOMETAJK FOAK48 KWNOMETAFC FOAK49 KWNOMETAFG BUFR PRODUCTS JSML10 KWNO JSML11 KWNO JSML12 KWNO JSML13 KWNO JSML14 KWNO JSML15 KWNO JSML16 KWNO JSML17 KWNO A TECHNICAL PROCEDURES BULLETIN DESCRIBING THE ETA MOS TEXT PRODUCTS INCLUDING A SAMPLE MESSAGE CONTAINING VISIBILTY AND OBSTRUCTION TO VISION GUIDANCE IS AVAILABLE AT THE URL LISTED BELOW /USE LOWER CASE LETTERS/... HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/TPB/MDLTPB05-06.PDF A WEB PAGE OUTLINING THE ETA-BASED BUFR PRODUCTS CAN BE FOUND ONLINE AT /USE LOWER CASE LETTERS/: HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/BUFR.HTML IF YOU HAVE ANY QUESTIONS ABOUT THESE PRODUCTS OR THE MOS GUIDANCE... PLEASE CONTACT: PAUL DALLAVALLE METEOROLOGICAL DEVELOPMENT LABORATORY SILVER SPRING MARYLAND PHONE: 301-713-0023 EXT. 135 E-MAIL: PAUL.DALLAVALLE@xxxxxxxx LINKS TO THE MOS PRODUCTS... ALONG WITH DESCRIPTIONS... CAN BE FOUND AT THE URL LISTED BELOW /USE LOWER CASE LETTERS/... HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/PRODUCTS.SHTML THIS AND OTHER NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE AT THE URL LISTED BELOW /USE LOWER CASE LETTERS/... HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM $$ ---------- End Forwarded Message ----------
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