Thursday, July 19, 2007

MESO: Mesoscale Discussion 1546

ACUS11 KWNS 192227
SWOMCD
SPC MCD 192227
NYZ000-NJZ000-PAZ000-DEZ000-VAZ000-MDZ000-DCZ000-NCZ000-WVZ000-200000-

MESOSCALE DISCUSSION 1546
NWS STORM PREDICTION CENTER NORMAN OK
0527 PM CDT THU JUL 19 2007

AREAS AFFECTED...ERN PA AND NJ SWWD INTO PARTS OF SRN VA

CONCERNING...SEVERE THUNDERSTORM WATCH 543...

VALID 192227Z - 200000Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 543
CONTINUES.

SEVERE THREAT CONTINUES TO SLOWLY DIMINISH ACROSS MOST OF WW.

MAIN CLUSTER OF STRONG/SEVERE STORMS CONTINUES MOVING TOWARD/OFF THE
MID-ATLANTIC COAST ATTM...WITH A MORE STABLE AIRMASS NOW COVERING
MOST OF WW. WHILE OTHER STORMS CONTINUE W OF WW...ACROSS WRN PA AND
INTO PARTS OF WV AND KY...SEVERE THREAT SHOULD REMAIN LIMITED GIVEN
PRIOR CONVECTIVE OVERTURNING OF THE AIRMASS.

ONE EXCEPTION MAY BE ACROSS SRN VA...NEAR OUTFLOW BOUNDARY
DELINEATING SRN FRINGES OF CONVECTIVELY-COOLED AIR. A FEW
STRONGER/LOCALLY-SEVERE STORMS ARE ONGOING OVER SWRN PORTIONS OF WW
NEAR THIS BOUNDARY...WHERE MIXED-LAYER CAPE AROUND 1500 J/KG
PERSISTS.

.GOSS.. 07/19/2007

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

ATTN...WFO...OKX...PHI...BGM...AKQ...CTP...LWX...RAH...RNK...RLX...

41347535 40747386 39277453 36377766 36697972 38647968
39457780

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