[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 150038
SWOMCD
SPC MCD 150037
NCZ000-VAZ000-TNZ000-150130-

MESOSCALE DISCUSSION 0568
NWS STORM PREDICTION CENTER NORMAN OK
0737 PM CDT FRI MAY 14 2010

AREAS AFFECTED...EAST TN...APPALACHIAN MTNS OF WRN NC

CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY

VALID 150037Z - 150130Z

THE THREAT FOR MARGINALLY SEVERE HAIL AND STRONG WINDS IS EXPECTED
TO DECREASE ACROSS EAST TN AND WRN NC. RECENT RADAR REFLECTIVITY
IMAGERY INDICATES STRONG TO SEVERE STORMS EXTENDING FROM 15 NNW CHA
TO 45 NE HKY. WLY MID-LEVEL FLOW HAS PROMOTED CELL MERGERS ACROSS
THE AREA...CONGEALING INTO A BROKEN LINE OF STORMS OVER THE HIGHER
TERRAIN. THUNDERSTORM ACTIVITY IS EXPECTED TO DECREASE IN VIGOR OVER
THE NEXT SEVERAL HOURS WITH THE LOSS OF SFC HEATING AND SUBSEQUENT
REDUCED INSTABILITY. HOWEVER...STORMS CAPABLE OF PRODUCING
MARGINALLY SEVERE HAIL MAY PERSIST...AS MUCAPE VALUES OF 500-1000
J/KG WILL BE PRESENT. WITH THE EXPECTED DECREASE IN INTENSITY OF
CONVECTION ACROSS THE AREA...A WATCH IS UNLIKELY.

..ROGERS.. 05/15/2010

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

ATTN...WFO...RAH...RNK...GSP...MRX...

LAT...LON   35938051 35248225 35138314 35078466 35178522 35538520
            36118426 36528247 36668158 36538055 36308046 35938051



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