[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 172159
SWOMCD
SPC MCD 172158 
WVZ000-OHZ000-172230-

MESOSCALE DISCUSSION 1319
NWS STORM PREDICTION CENTER NORMAN OK
0458 PM CDT THU JUN 17 2004

AREAS AFFECTED...MUCH OF CENTRAL/NRN OH

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 172158Z - 172230Z

WW MAY BE REQUIRED FOR MUCH OF CENTRAL/NRN OH WITH DAMAGING WINDS
AND HAIL THE MAIN SEVERE THREATS.

21Z SURFACE ANALYSIS/VIS IMAGERY SHOWED TWO TO THREE E-W ORIENTED
CONFLUENCE BOUNDARIES FROM NERN OH TO CENTRAL/SERN OH...AND A COLD
FRONT MOVING SEWD ACROSS SRN LOWER MI TO NRN IND.  AIR MASS EAST OF
THE COLD FRONT AND ALONG THE E-W BOUNDARIES IS MODERATELY UNSTABLE. 
CONVERGENCE ALONG THESE BOUNDARIES WILL CONTINUE TO SUPPORT
THUNDERSTORM DEVELOPMENT ACROSS ERN IND TO CENTRAL/NRN OH INTO THE
EARLY EVENING. STRONGER FLOW ALOFT FROM CENTRAL OH INTO PA WILL
SUPPORT A SEVERE THREAT WITH STORMS THAT MOVE EWD ACROSS CENTRAL/NRN
PORTIONS OF OH...WITH DEEP UNI-DIRECTIONAL FLOW FAVORING MAINLY LINE
SEGMENTS ALONG THE COLD FRONT.

..PETERS.. 06/17/2004

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

ATTN...WFO...PBZ...RLX...CLE...ILN...IWX...

40898419 41628345 41868053 40458064 39648101 39348296
39658475 

WWWW