[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 172008
SWOMCD
SPC MCD 172007
VAZ000-NCZ000-WVZ000-TNZ000-KYZ000-GAZ000-INZ000-ILZ000-MOZ000-172030-

MESOSCALE DISCUSSION 1175
NWS STORM PREDICTION CENTER NORMAN OK
0307 PM CDT WED JUN 17 2009

AREAS AFFECTED...MUCH OF KY/SWRN VA/FAR WRN NC/ERN AND NRN TN WWD TO
SERN MO

CONCERNING...SEVERE THUNDERSTORM WATCH 439...

VALID 172007Z - 172030Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 439
CONTINUES.

NEW WW MAY BE NEEDED SOON TO THE WEST WW 439...ACROSS WRN KY INTO
SRN IL AND SERN MO.

STRONG SURFACE HEATING ACROSS SERN MO/FAR SRN IL INTO WRN KY AND
CONVERGENCE ALONG A SURFACE BOUNDARY EXTENDING WWD FROM CENTRAL KY
TO SERN/ERN MO WILL CONTINUE TO SUPPORT NEW TSTM DEVELOPMENT THIS
AFTERNOON.  AIR MASS IS VERY UNSTABLE /MLCAPE 2500-4000 J/KG/ WITH
EFFECTIVE BULK SHEAR 30-35 KT  SUPPORTIVE OF ORGANIZED SEVERE
STORMS.  AREA WIND PROFILERS/WSR-88DS AND FORECAST SOUNDINGS
INDICATE STRAIGHT HODOGRAPHS CONDUCIVE FOR ADDITIONAL SPLITTING
STORMS.  HAIL AND DAMAGING WINDS WILL BE THE MAIN THREATS THROUGH
THE AFTERNOON INTO THE EVENING.

FARTHER EAST...ERN EXTENT OF A VERY UNSTABLE AIR MASS AND SIMILAR
VALUES OF EFFECTIVE SHEAR WILL CONTINUE TO SUPPORT SPLITTING STORMS
WITH HAIL/DAMAGING WINDS THE PRIMARY THREATS.

..PETERS.. 06/17/2009

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

ATTN...WFO...RNK...RLX...GSP...MRX...JKL...FFC...LMK...OHX...
PAH...LSX...

LAT...LON   35428227 34908434 35088576 35968604 36388639 36578693
            36668842 36918949 37369045 37819086 38299082 38629024
            38258825 38038707 38088574 38078468 37708246 37428175
            36278163 35428227

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