[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 202316
SWOMCD
SPC MCD 202315 
PAZ000-MDZ000-WVZ000-210045-

MESOSCALE DISCUSSION 2063
NWS STORM PREDICTION CENTER NORMAN OK
0615 PM CDT FRI AUG 20 2004

AREAS AFFECTED...SWRN PA / NRN WV AND THE WV PANHANDLE / WRN MD
PANHANDLE

CONCERNING...SEVERE THUNDERSTORM WATCH 768...

VALID 202315Z - 210045Z

STRONG / LOCALLY SEVERE THUNDERSTORMS CONTINUE MOVING ACROSS ERN
PORTIONS OF WW.  STORMS WILL CONTINUE SHIFTING INTO WW 771...AND
THIS COMBINED WITH WEAKENING TREND NOTED OVER THE PAST HOUR SUGGEST
THAT WATCH MAY BE CANCELLED PRIOR TO ITS SCHEDULED 21/01Z
EXPIRATION.

LATEST RADAR IMAGERY SHOWS STRONGEST STORMS ACROSS WW EXIST IN A
BROKEN N-S LINE FROM ELK COUNTY PA SWD INTO MINERAL COUNTY
WV...THOUGH A WEAKENING TREND HAS BEEN NOTED OVER THAT PAST HOUR OR
SO.  LOSS OF DAYTIME HEATING AND WIDESPREAD PRECIPITATION WILL
CONTRIBUTE TO A CONTINUED DECREASE IN INSTABILITY...WHICH SUGGESTS
THAT FURTHER WEAKENING OF CONVECTION SHOULD OCCUR BETWEEN NOW AND
21/00Z.  WITH STORMS WEAKENING / MOVING EWD INTO NEWLY-ISSUED WW
771...WATCH 770 MAY BE CANCELLED WITHIN THE HOUR.

..GOSS.. 08/20/2004

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

ATTN...WFO...CTP...LWX...PBZ...

39277946 40257951 41107930 41047846 39217876 

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