[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 131828
SWOMCD
SPC MCD 131827 
VAZ000-PAZ000-MDZ000-WVZ000-NYZ000-132000-

MESOSCALE DISCUSSION 1740
NWS STORM PREDICTION CENTER NORMAN OK
0127 PM CDT WED JUL 13 2005

AREAS AFFECTED...PORTIONS OF WRN PA AND NRN VA/MD AND WV PANHANDLE

CONCERNING...SEVERE THUNDERSTORM POTENTIAL...HEAVY RAINFALL 

VALID 131827Z - 132000Z

ISOLATED MARGINALLY SEVERE HAIL IS POSSIBLE ALONG WITH LOCALLY HEAVY
RAINFALL ACROSS PORTIONS OF WRN PA SWD INTO NRN VA/MD AND WV
PANHANDLE THIS AFTERNOON.

AT 18Z...A DIFFERENTIAL HEATING BOUNDARY EXTENDED FROM NEAR FKL TO 
CHO. NUMEROUS STORMS HAD RECENTLY DEVELOPED ALONG THIS BOUNDARY IN A
WEAKLY CAPPED ENVIRONMENT WITH MODERATE INSTABILITY. WEAK HIGH
PRESSURE ALOFT WAS LOCATED JUST TO THE EAST OF THESE STORMS...WITH
WEAK...BUT DEEP SLY FLOW LOCATED THROUGHOUT MUCH OF THE TROPOSPHERE.
THE AMOUNT OF INSTABILITY SHOULD SUPPORT A FEW STRONG UPDRAFTS...
WHICH MAY PRODUCE MARGINALLY SEVERE HAIL. THE GREATER THREAT IS
EXPECTED TO BE HEAVY RAINS GIVEN THE VERY MOIST ENVIRONMENT...P/WS
FROM 1.5 TO 2 INCHES. ALSO STORMS WILL BE MOVING SLOWLY NWD AND SOME
AREAS MAY EXPERIENCE TRAINING OF STORMS FOR AN HOUR OR MORE.

..IMY.. 07/13/2005

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

ATTN...WFO...BUF...CTP...LWX...PBZ...CLE...

38217858 39257937 41378023 42138001 42047944 40487829
39507789 38407756 38207776