[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 241700
SWOMCD
SPC MCD 241700
VAZ000-NCZ000-WVZ000-SCZ000-TNZ000-GAZ000-241800-

MESOSCALE DISCUSSION 0155
NWS STORM PREDICTION CENTER NORMAN OK
1100 AM CST FRI FEB 24 2012

AREAS AFFECTED...PORTIONS OF THE CNTRL APPALACHIANS INTO CNTRL VA/NC

CONCERNING...TORNADO WATCH 36...

VALID 241700Z - 241800Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 36 CONTINUES.

...NEW TORNADO WATCH WILL LIKELY BE REQUIRED ACROSS THE MIDDLE
ATLANTIC IN THE NEXT FEW HOURS...

STRONG FORCING IS BEGINNING TO OVERSPREAD THE CNTRL
APPALACHIANS...PER POST FRONTAL BAND OF WEAK SHOWERS THAT ARE
EXPANDING FROM SRN OH/ERN KY INTO WV/WRN VA.
DOWNSTREAM...CONVECTION IS SLOWLY INTENSIFYING OVER THE HIGHER
ELEVATIONS ALONG THE VA/WV BORDER...SWWD ALONG A SHARPENING SURGING
FRONTAL ZONE.  LATEST OA FIELDS EXHIBIT VERY STEEP LOW LEVEL LAPSE
RATES SOUTH OF THE WARM FRONT ACROSS VA/NC WHERE SFC-3KM VALUES ARE
NOW APPROACHING 8C/KM.  IT APPEARS BOUNDARY LAYER PARCELS ARE
NEARING THEIR CONVECTIVE TEMPERATURES WITH READINGS WELL INTO THE
MID 70S ACROSS LOWER ELEVATIONS.  LATEST THINKING IS FRONTAL
CONVECTION WILL CONTINUE TO INTENSIFY AS IT PROGRESSES EAST OF THE
MOUNTAINS SUPPORTED IN THE LARGE SCALE BY STRONG FORCING AHEAD OF
DEEPENING TROUGH.

..DARROW.. 02/24/2012

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

ATTN...WFO...AKQ...LWX...RAH...RNK...RLX...GSP...MRX...FFC...

LAT...LON   34808471 37798091 37787797 34818188 34808471

WWWW
This weather bulletin was brought to you by:
www.nashvilleweather.net