[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 142213
SWOMCD
SPC MCD 142212 
PAZ000-NYZ000-MDZ000-WVZ000-VAZ000-NCZ000-TNZ000-KYZ000-142345-

MESOSCALE DISCUSSION 1350
NWS STORM PREDICTION CENTER NORMAN OK
0512 PM CDT TUE JUN 14 2005

AREAS AFFECTED...NRN/CNTRL APPALACHIANS

CONCERNING...SEVERE THUNDERSTORM WATCH 483...

VALID 142212Z - 142345Z

SQUALL LINE LIKELY TO PERSIST ANOTHER COUPLE OF HOURS BEFORE
WEAKENING.  CONTINUE REMAINING VALID PORTION OF WW...NEW WW MAY NOT
BE NEEDED FARTHER EAST.

PRE-FRONTAL CONVECTIVE SQUALL LINE...FROM THE LEE OF LAKE ERIE INTO
EASTERN KENTUCKY...WILL CONTINUE TO ADVANCE EASTWARD INTO THE
NORTHERN AND CENTRAL APPALACHIANS NEXT COUPLE OF HOURS.  SHORT WAVE
ROTATING THROUGH EASTERN PERIPHERY OF BROADER SCALE TROUGH...WHICH
CONTRIBUTED TO INITIATION OF LINE...IS NOW LIFTING NORTHEAST OF THE
OHIO VALLEY INTO THE LOWER GREAT LAKES REGION. GIVEN LOSS OF UPPER
SUPPORT...LIMITED LOW-LEVEL CONVERGENCE DUE TO WESTERLY COMPONENT TO
LOW-LEVEL FLOW AHEAD OF LINE...AND COMMENCEMENT OF BOUNDARY LAYER
COOLING....SQUALL LINE IS EXPECTED TO WEAKEN AS IT PROGRESSES EAST
OF THE CREST OF THE MOUNTAINS. HOWEVER...GUSTY...POTENTIALLY
DAMAGING WINDS...MAY BE SLOW TO DIMINISH ALONG COLD POOL ASSOCIATED
WITH WEAKENING CONVECTION AS IT ADVANCES DOWN THE LEE SLOPES DURING
THE 15/00-02Z TIME FRAME.

..KERR.. 06/14/2005

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

ATTN...WFO...BGM...BUF...CTP...LWX...RNK...PBZ...RLX...GSP...MRX...JKL...OHX...

36168504 36918454 37138402 37578302 38218232 38648195
39038083 39798046 40488028 41307962 42077922 42777828
42877694 41457694 40137756 38777851 37787949 37138017
36208194 36068304 35758385 35898481 

WWWW