[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 091739
SWOMCD
SPC MCD 091739
VAZ000-KYZ000-TNZ000-NCZ000-GAZ000-ALZ000-091915-

MESOSCALE DISCUSSION 1229
NWS STORM PREDICTION CENTER NORMAN OK
1239 PM CDT FRI JUL 09 2010

AREAS AFFECTED...EASTERN TN/FAR NORTH GA TO SOUTHERN APPALACHIANS

CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY

VALID 091739Z - 091915Z

ISOLATED DAMAGING WINDS WILL BE POSSIBLE THIS AFTERNOON ACROSS
EASTERN TN/FAR NORTH GA TO ADJACENT PORTIONS OF THE SOUTHERN
APPALACHIANS. A CONVECTIVE WATCH IS UNLIKELY.

PERHAPS AIDED BY A SUBTLE/CONVECTIVE REMNANT MID LEVEL IMPULSE OVER
THE LOWER OH/TN RIVER VALLEYS...AND GIVEN MODEST UPSLOPE
TRAJECTORIES VIA WESTERLY FLOW...STORMS SHOULD CONTINUE TO INCREASE
IN COVERAGE WITHIN A HEATED/VERY MOIST PRE-COLD FRONTAL BOUNDARY
LAYER ACROSS EASTERN TN/FAR NORTH GA AND THE ADJACENT SOUTHERN
APPALACHIANS. WITH VERY HIGH PW VALUES WEST OF THE APPALACHIANS
SPINE /2+ INCHES PER GPS DERIVED PW/...LATEST OBJECTIVE ANALYSIS IS
INDICATIVE OF MLCAPE VALUES AS HIGH AS 1500-2500 J/KG. WHILE WEAK
VERTICAL SHEAR/POOR LAPSE RATES ALOFT WILL TEMPER THE OVERALL
THREAT...ISOLATED/MARGINALLY SEVERE DAMAGING WINDS WILL BE
POSSIBLE...EITHER VIA PULSE-TYPE STORMS AND/OR MODESTLY
ORGANIZING/ESE PROPAGATING LINEAR CLUSTERS. EXPECTED
MARGINAL/ISOLATED NATURE OF THE SEVERE RISK WILL LIKELY PRECLUDE A
WATCH ISSUANCE.

..GUYER.. 07/09/2010

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

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

LAT...LON   35148615 36008605 37078412 37018314 36618281 35698302
            34848383 34558493 35148615



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