[BNAWX] Severe Storm Outlook Narrative

EMWIN Server emwin at nashvilleweather.net
Sun Jun 19 12:24:13 CDT 2011


ACUS11 KWNS 191723
SWOMCD
SPC MCD 191723
NCZ000-VAZ000-TNZ000-KYZ000-GAZ000-ALZ000-191830-

MESOSCALE DISCUSSION 1293
NWS STORM PREDICTION CENTER NORMAN OK
1223 PM CDT SUN JUN 19 2011

AREAS AFFECTED...SRN KY...MIDDLE AND ERN TN AND NRN GA

CONCERNING...SEVERE POTENTIAL...WATCH LIKELY

VALID 191723Z - 191830Z

STORMS EXPECTED TO INCREASE INITIALLY FROM SRN KY THROUGH MIDDLE TN
AND SPREAD ESEWD WITH TIME. SUPERCELLS AND BOWING SEGMENTS WITH
LARGE HAIL AND DAMAGING WIND WILL BE THE MAIN THREATS...THOUGH A
COUPLE OF TORNADOES WILL ALSO BE POSSIBLE. WW LIKELY NEEDED SOON.

POTENT VORT MAX CONTINUES EWD THROUGH THE OH VALLEY. TRAILING
CONVERGENCE BANDS ASSOCIATED WITH THIS FEATURE EXTEND SWD THROUGH
CNTRL AND SRN KY INTO MIDDLE TN WHERE STORMS ARE IN THE PROCESS OF
DEVELOPING. AS THE BOUNDARY LAYER CONTINUES TO DESTABILIZE WITH
MLCAPES LIKELY FROM 1500-2000 J/KG...STORMS WILL INCREASE IN
COVERAGE AND INTENSITY. SPEED MAX ROTATING THROUGH BASE OF SHORTWAVE
TROUGH IS RESULTING IN 45-50 KT EFFECTIVE SHEAR FROM KY INTO THE TN
VALLEY. BOTH SUPERCELLS AND BOWING SEGMENTS APPEAR LIKELY WITH
DAMAGING WIND AND LARGE HAIL THE MAIN THREATS...BUT HODOGRAPHS ARE
ALSO SUFFICIENT FOR SOME THREAT OF ISOLATED TORNADOES.

..DIAL.. 06/19/2011

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

ATTN...WFO...GSP...MRX...JKL...FFC...LMK...OHX...HUN...

LAT...LON   36818609 37568516 37158380 35428287 34968384 34888469
            35088681 35778777 36818609



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