218  
FXUS01 KWBC 270828  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD  
428 AM EDT SUN SEP 27 2009  
 
VALID 12Z SUN SEP 27 2009 - 00Z TUE SEP 29 2009  
 
 
THE WEATHER PATTERN IS FAST FORWARDING TO OCTOBER DURING THE NEXT  
FEW DAYS...WITH A COLD BLAST OF AIR SWEEPING INTO THE NORTH  
CENTRAL STATES...HERALDED BY A POWERFUL STORM CROSSING THE GREAT  
LAKES. BEFORE THIS BLUSTERY EVENT TAKES PLACE...A WET AREA OF LOW  
PRESSURE WILL TRACK ALONG THE NORTHEAST COAST...WITH RAIN  
SPREADING FROM THE MID ATLANTIC REGION TO NEW ENGLAND. MUCH OF  
THE MOISTURE THAT MIGHT HAVE BEEN AVAILABLE TO THE STRONG COLD  
FRONT SLICING THROUGH THE MIDWEST WILL BE CUT OFF BY THE SYSTEM  
DEPARTING THE EAST COAST...SO THAT ONLY THE GREAT LAKES WILL SEE  
ANY APPRECIABLE SHOWER ACTIVITY WITH THE COLD STORM. A WEAKER  
COLD FRONT IS EXPECTED TO COME ASHORE IN THE PACIFIC  
NORTHWEST...WITH A FEW SHOWERS ANTICIPATED MAINLY OVER WESTERN  
WASHINGTON. THE SOUTHWEST WILL BE HIGH AND DRY...FAR REMOVED FROM  
THE MAIN STORM TRACK.  
 
CISCO  
 
GRAPHICS AVAILABLE AT WWW.HPC.NCEP.NOAA.GOV  
 
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