[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 042330
SWOMCD
SPC MCD 042329 
PAZ000-NYZ000-050030-

MESOSCALE DISCUSSION 1507
NWS STORM PREDICTION CENTER NORMAN OK
0629 PM CDT SUN JUL 04 2004

AREAS AFFECTED...WRN NY...NRN PA

CONCERNING...SEVERE THUNDERSTORM WATCH 552...

VALID 042329Z - 050030Z

...LOCALLY STRONG WINDS MAY ACCOMPANY THE STRONGEST STORMS AS THEY
PROGRESS EWD ACROSS THE WATCH...

STRONG WARM ADVECTION IS SPREADING ACROSS WRN NY INTO SERN
ONTARIO/QUEBEC AS LLJ LIFTS/DEVELOPS NWD INTO SRN CANADA.  AN
ELONGATED ZONE OF CONVECTION...ROUGHLY 50MI WIDE...WITH EMBEDDED
STRONGER THUNDERSTORMS IS GRADUALLY SPREADING EWD TOWARD A
PROGRESSIVELY MORE STABLE ENVIRONMENT. THIS ACTIVITY MAY STRUGGLE
TO GENERATE MORE THAN LOCALLY STRONG WINDS AS BOUNDARY LAYER COOLING
 FURTHER DIMINISHES INSTABILITY.

..DARROW.. 07/04/2004

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

ATTN...WFO...BGM...BUF...CTP...

40867824 42377825 43637833 43887728 42837694 40907726 

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