-------- Original Message --------
687
NOUS41 KWBC 221936
PNSWSH
TECHNICAL IMPLEMENTATION NOTICE 08-98
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
235 PM EST DEC 22 2008
TO: SUBSCRIBERS:
-FAMILY OF SERVICES
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-NOAAPORT
OTHER NWS PARTNERS...USERS AND EMPLOYEES
FROM: JASON TUELL
CHIEF...SCIENCE PLANS BRANCH
OFFICE OF SCIENCE AND TECHNOLOGY
SUBJECT: ADDITION OF MORE LEVELS OF PROBABILISTIC STORM
SURGE: EFFECTIVE MARCH 24 2009
NOTE: THE FOLLOWING CHANGES HAVE NO IMPACT ON NOAA WEATHER
WIRE SUBSCRIBERS
EFFECTIVE TUESDAY MARCH 24 2009...BEGINNING WITH THE 1500
COORDINATED UNIVERSAL TIME /UTC/...THE NWS WILL INCREASE THE
THRESHOLDS FOR WHICH PROBABILISTIC STORM SURGE IS COMPUTED TO
INCLUDE PROBABILITY OF SURGE EXCEEDING VALUES FROM 11 TO 25 FEET.
THESE PRODUCTS ARE ONLY PRODUCED WHEN A HURRICANE WATCH OR
WARNING IS IN EFFECT FOR THE CONTINENTAL UNITED STATES.
THE PRODUCTS WILL BE AVAILABLE FROM THE FOLLOWING:
-NWS TELECOMMUNICATIONS GATEWAY
-NWS FILE TRANSFER PROTOCOL /FTP/ SERVER /TGFTP/
-NATIONAL DIGITAL GUIDANCE DATABASE /NDGD/
-METEOROLOGICAL DEVELOPMENT LABORATORY /MDL/ WEB PAGES.
THE WMO HEADINGS ARE LISTED BELOW IN TABLE 1:
TABLE 1: PROBABILISTIC STORM SURGE PRODUCTS
WMO HEADING MEANING
LGXT11 KNHC PROBABILITY OF SURGE EXCEEDING 11 FEET
LGXT12 KNHC PROBABILITY OF SURGE EXCEEDING 12 FEET
LGXT13 KNHC PROBABILITY OF SURGE EXCEEDING 13 FEET
LGXT14 KNHC PROBABILITY OF SURGE EXCEEDING 14 FEET
LGXT15 KNHC PROBABILITY OF SURGE EXCEEDING 15 FEET
LGXT16 KNHC PROBABILITY OF SURGE EXCEEDING 16 FEET
LGXT17 KNHC PROBABILITY OF SURGE EXCEEDING 17 FEET
LGXT18 KNHC PROBABILITY OF SURGE EXCEEDING 18 FEET
LGXT19 KNHC PROBABILITY OF SURGE EXCEEDING 19 FEET
LGXT20 KNHC PROBABILITY OF SURGE EXCEEDING 20 FEET
LGXT21 KNHC PROBABILITY OF SURGE EXCEEDING 21 FEET
LGXT22 KNHC PROBABILITY OF SURGE EXCEEDING 22 FEET
LGXT23 KNHC PROBABILITY OF SURGE EXCEEDING 23 FEET
LGXT24 KNHC PROBABILITY OF SURGE EXCEEDING 24 FEET
LGXT25 KNHC PROBABILITY OF SURGE EXCEEDING 25 FEET
THE NDGD LOCATION WILL BE /USE LOWER CASE LETTERS EXCEPT FOR
SL...ST...DF...DC...GT...AR/:
HTTP://WEATHER.NOAA.GOV/PUB/SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/
GT.SLOSH/AR.CONUS/
OR
FTP://TGFTP.NWS.NOAA.GOV/SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/
GT.SLOSH/AR.CONUS/
SAMPLE PRODUCTS AND ADDITIONAL INFORMATION CAN BE FOUND AT /USE
LOWERCASE/
HTTP://WWW.WEATHER.GOV/MDL/PSURGE/
FOR QUESTIONS ABOUT THESE ADDITIONS...PLEASE CONTACT:
ARTHUR TAYLOR
MDL/SILVER SPRING MARYLAND
301-713-1613 X163
ARTHUR.TAYLOR@xxxxxxxx
NWS NATIONAL TECHNICAL IMPLEMENTATION NOTICES ARE ONLINE AT
/USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM
$$