NOUS41 KWBC 201513 PNSWSH PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 1015 AM EST WED JAN 20 2010 TO: SUBSCRIBERS: -FAMILY OF SERVICES -NOAA WEATHER WIRE SERVICE -EMERGENCY MANAGERS WEATHER INFORMATION NETWORK -NOAAPORT OTHER NWS PARTNERS...AND NWS EMPLOYEES FROM: THERESE Z. PIERCE MARINE AND COASTAL SERVICES BRANCH CHIEF SUBJECT: SOLICITING COMMENTS FOR EXPERIMENTAL TROPICAL CYCLONE PROBABILISTIC STORM SURGE EXCEEDANCE PRODUCTS THROUGH NOVEMBER 30 2010 EFFECTIVE JUNE 1 AND CONTINUING THROUGH NOVEMBER 30 2010...THE NWS IS SEEKING USER FEEDBACK ON EXPERIMENTAL TROPICAL CYCLONE PROBABILISTIC STORM SURGE EXCEEDANCE PRODUCTS. THE EXPERIMENTAL PRODUCTS WILL BE GENERATED WHEN A HURRICANE WATCH OR WARNING IS IN EFFECT FOR ANY PORTION OF THE GULF OR ATLANTIC COASTS OF THE CONTINENTAL UNITED STATES. THE 10 THROUGH 90 PERCENT EXCEEDANCE PRODUCT SUITE WAS PROVIDED AT 10 PERCENT INCREMENTS ON AN EXPERIMENTAL BASIS DURING 2009. IT WILL REMAIN EXPERIMENTAL FOR 2010. THE EXCEEDANCE HEIGHT IS THE STORM SURGE HEIGHT IN FEET...ABOVE NORMAL TIDE LEVELS...SUCH THAT THERE IS AN N...WHERE N EQUALS 10 THROUGH 90...PERCENT CHANCE OF EXCEEDING IT. THE PRODUCTS WILL BE POSTED ONLINE AT /USE LOWERCASE/: HTTP://WWW.WEATHER.GOV/MDL/PSURGE A COMPREHENSIVE DESCRIPTION AND STATIC EXAMPLES OF THE EXPERIMENTAL EXCEEDANCE PRODUCTS ARE POSTED AT THE ABOVE WEBSITE. GRIB2 AND ESRI SHAPE FILES WILL ALSO BE AVAILABLE AT THIS WEBSITE BY CLICKING ON THE DOWNLOAD TAB. GRIB2 FILES WILL BE TRANSMITTED ON NOAAPORT WITH THE FOLLOWING WMO HEADERS: LGXP10 KNHC 10 PERCENT CHANCE OF EXCEEDANCE LGXP20 KNHC 20 PERCENT CHANCE OF EXCEEDANCE LGXP30 KNHC 30 PERCENT CHANCE OF EXCEEDANCE LGXP40 KNHC 40 PERCENT CHANCE OF EXCEEDANCE LGXP50 KNHC 50 PERCENT CHANCE OF EXCEEDANCE LGXP60 KNHC 60 PERCENT CHANCE OF EXCEEDANCE LGXP70 KNHC 70 PERCENT CHANCE OF EXCEEDANCE LGXP80 KNHC 80 PERCENT CHANCE OF EXCEEDANCE LGXP90 KNHC 90 PERCENT CHANCE OF EXCEEDANCE THE PRODUCTS WILL ALSO BE AVAILABLE IN GRIB2 ON THE NATIONAL DIGITAL GUIDANCE DATABASE /NDGD/ AT /USE LOWERCASE EXCEPT SL...ST...DF...DC...GT...AR/: HTTP://WEATHER.NOAA.GOV/PUB/SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.SLOSH/AR.CONUS WITH FILE NAMES OF DS.SURGEEXCDNN.BIN WHERE NN IS THE EXCEEDANCE PROBABILITY 10 THROUGH 90 PERCENT IN INCREMENTS OF 10. USERS ARE ENCOURAGED TO PROVIDE FEEDBACK ON THESE EXPERIMENTAL PRODUCTS BY USING THE BRIEF SURVEY AND COMMENT FORM AVAILABLE ON LINE AT /USE LOWERCASE/: HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=PHSS IF YOU HAVE TECHNICAL COMMENTS OR QUESTIONS...PLEASE CONTACT: ARTHUR TAYLOR NATIONAL WEATHER SERVICE METEOROLOGICAL DEVELOPMENT LABORATORY ARTHUR.TAYLOR@NOAA.GOV 301-713-1613 x163 FOR POLICY COMMENTS OR QUESTIONS...PLEASE CONTACT: JOHN KUHN NATIONAL WEATHER SERVICE MARINE AND COASTAL WEATHER SERVICES BRANCH JOHN.F.KUHN@NOAA.GOV 301-713-1677 X121 NATIONAL PUBLIC INFORMATION STATEMENTS ARE ONLINE AT /USE LOWERCASE/: HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM $$ NNNN
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