[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 092152
SWOMCD
SPC MCD 092152
VAZ000-WVZ000-OHZ000-KYZ000-TNZ000-092315-

MESOSCALE DISCUSSION 2098
NWS STORM PREDICTION CENTER NORMAN OK
0452 PM CDT FRI OCT 09 2009

AREAS AFFECTED...ERN KY...WV...WRN VA

CONCERNING...SEVERE THUNDERSTORM WATCH 765...

VALID 092152Z - 092315Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 765
CONTINUES.

A SEVERE THREAT ONGOING IN ERN KY AND FAR WRN WV WILL SPREAD ENEWD
ACROSS THE REMAINDER OF WV AND INTO WRN VA THROUGH EARLY THIS
EVENING. AN ISOLATED TORNADO THREAT ALONG WITH WIND DAMAGE WILL BE
POSSIBLE WITH THE STRONGER CELL ELEMENTS. WW ISSUANCE MAY BE NEEDED
EAST OF WW 765 IF THE STRONGER CELL ELEMENTS IN THE LINE CONTINUES
TO MAINTAIN STRENGTH.

A LINE OF STRONG THUNDERSTORMS EXISTS ALONG A COLD FRONT FROM WRN VA
SWWD INTO ERN KY AND WILL CONTINUE TO MOVE EWD INTO THE CNTRL
APPALACHIAN MTNS WHERE A TONGUE OF MOIST EXISTS WITH DEWPOINTS IN
THE MID 60S F. THE LATEST WSR-88D VWPS IN WRN VA SHOW STEADILY
INCREASING WIND SPEEDS WITH HEIGHT RESULTING IN VERY STRONG VERTICAL
SHEAR OF ABOUT 75 KT. THIS SHOULD KEEP THE CONVECTION ORGANIZED AND
SUPERCELLS WILL BE POSSIBLE. AN ISOLATED TORNADO THREAT WILL EXIST
WITH SUPERCELLS. HOWEVER...THE GREATER THREAT SHOULD BE WIND DAMAGE
DUE TO 20 TO 30 KT OF FLOW JUST ABOVE THE BOUNDARY LAYER. THE WIND
DAMAGE POTENTIAL SHOULD BE GREATEST WITH BOWING LINE-SEGMENTS.

..BROYLES.. 10/09/2009

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...LWX...RNK...PBZ...RLX...MRX...JKL...

LAT...LON   37597963 37058102 36588267 36448390 36598453 36828458
            37308396 37948321 38448253 38988187 39538094 39498013
            39167979 38887950 38427937 38017938 37737952 37597963



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