[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 201905
SWOMCD
SPC MCD 201905 
PAZ000-WVZ000-OHZ000-202030-

MESOSCALE DISCUSSION 0608
NWS STORM PREDICTION CENTER NORMAN OK
0205 PM CDT WED APR 20 2005

AREAS AFFECTED...NERN OH...NWRN PA

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 201905Z - 202030Z

...SEVERE THUNDERSTORM WATCH MAY BE REQUIRED FOR PORTIONS OF NERN OH
AND NWRN PA...

LEADING EDGE OF WARM ADVECTION CONVECTION HAS BEEN DISPLACED INTO
CNTRL PORTIONS OF PA...WITH A NARROW AXIS OF INCREASING INSTABILITY
IN THE WAKE OF THIS ACTIVITY ACROSS NERN OH INTO NWRN PA.  IN THE
LAST HOUR...THUNDERSTORMS HAVE RECENTLY DEVELOPED OVER LAKE ERIE AND
WILL SOON MOVE ONSHORE INTO THIS ZONE OF INSTABILITY WHERE MORE THAN
ADEQUATE DEEP LAYER FLOW WILL SUPPORT ISOLATED SEVERE MULTICELL
UPDRAFTS.  LARGE HAIL AND DAMAGING WINDS ARE THE PRIMARY THREATS. 
WW MAY BE REQUIRED.

..DARROW.. 04/20/2005

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

ATTN...WFO...CTP...PBZ...CLE...

41498226 42158018 41527949 40598043 40188209 

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