[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 252209
SWOMCD
SPC MCD 252209 
NJZ000-PAZ000-DEZ000-MDZ000-VAZ000-DCZ000-WVZ000-NCZ000-TNZ000-260015-

MESOSCALE DISCUSSION 0902
NWS STORM PREDICTION CENTER NORMAN OK
0509 PM CDT TUE MAY 25 2004

AREAS AFFECTED...S-CENTRAL/SERN PA...ERN WV PANHANDLE...MD...DC
METRO...NRN/WRN VA

CONCERNING...SEVERE THUNDERSTORM WATCH 287...

VALID 252209Z - 260015Z

CONTINUE WW.

AT 2145Z...CLUSTERS OF SEVERE THUNDERSTORMS WERE LOCATED ACROSS
S-CENTRAL PA/N-CENTRAL MD NEAR HGR...AND IN AN ARC FROM SHENANDOAH
COUNTY VA SSWWD ALONG THE VA/WV BORDER. EMBEDDED CELLS WERE TRACKING
GENERALLY ESEWD AT 20-25 KT.

AIR MASS IN ADVANCE OF ONGOING ACTIVITY WILL REMAIN VERY UNSTABLE
THROUGH THE NEXT FEW HOURS...WITH MID 60S TO NEAR 70 DEWPOINTS
CONTRIBUTING TO MUCAPE VALUES OF 3000-4000 J/KG. MESOSCALE COLD POOL
ASSOCIATED WITH SRN STORM CLUSTER SUGGESTS THAT THE THREAT FOR
DAMAGING WINDS MAY INCREASE THIS EVENING ACROSS CENTRAL VA. FURTHER
NORTH...SUPERCELL STORM NEAR WASHINGTON/FREDERICK COUNTY MD LINE
WILL CONTINUE ESEWD WITH THREAT OF LARGE HAIL AND PERHAPS ISOLATED
TORNADOES. AN ADDITIONAL WATCH MAY BE NEEDED EAST OF WW 287 FOR
PORTIONS OF ERN MD AND THE DELMARVA PENINSULA WITHIN AN HOUR OR SO.

..BANACOS.. 05/25/2004

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

ATTN...WFO...PHI...AKQ...CTP...LWX...RAH...RNK...PBZ...RLX...MRX...

36507883 36528189 40597900 40577596 40437487 37827635 

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