195  
FXUS01 KWBC 281958  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
357 PM EDT FRI SEP 28 2018  
 
VALID 00Z SAT SEP 29 2018 - 00Z MON OCT 01 2018  
   
..HEAVY RAIN POSSIBLE OVER PARTS OF THE WESTERN GULF COAST
 
 
...TEMPERATURES WILL BE 10 TO 15 DEGREES BELOW AVERAGE OVER THE  
NORTHERN ROCKIES INTO THE UPPER MIDWEST...  
 
...SNOW POSSIBLE OVER THE HIGHEST ELEVATIONS OF THE NORTHERN  
ROCKIES...  
 
A QUASI-STATIONARY FRONT EXTENDING FROM PARTS OF THE SOUTHERN  
MID-ATLANTIC ROUGHLY SOUTHWESTWARD TO THE WESTERN GULF COAST WILL  
BEGIN TO DISSIPATE BY SUNDAY. SHOWERS AND THUNDERSTORMS WILL  
DEVELOP ALONG AND NEAR THE BOUNDARY FROM THE SOUTHERN  
MID-ATLANTIC/SOUTHEAST TO THE CENTRAL/WESTERN GULF COAST THROUGH  
SUNDAY. THE SHOWERS AND THUNDERSTORMS WILL HAVE THE GREATEST  
AREAL COVERAGE DURING THE AFTERNOON INTO THE LATE EVENING.  
 
MEANWHILE, A SECOND FRONT EXTENDING FROM THE LOWER GREAT  
LAKES/OHIO VALLEY SOUTHWESTWARD TO THE SOUTHERN HIGH PLAINS THAT  
MOVE EASTWARD OFF THE NORTHEAST COAST BY SATURDAY EVENING, WHILE  
THE FRONT DISSIPATES OVER THE SOUTHERN OHIO/TENNESSEE VALLEYS  
SATURDAY AFTERNOON INTO EVENING. RAIN WILL DEVELOP OVER PARTS OF  
THE GREAT LAKES INTO PARTS OF THE MIDDLE MISSISSIPPI VALLEY WILL  
LIFT NORTHEASTWARD INTO CANADA BY SATURDAY EVENING. A SECOND AREA  
OF RAIN WILL DEVELOP OVER PARTS OF THE NORTHERN PLAINS BY SATURDAY  
MORNING THAT WILL MOVE EASTWARD TO THE GREAT LAKES BY SUNDAY  
MORNING. A WAVE OF LOW PRESSURE OVER THE TEXAS PANHANDLE, ON  
SATURDAY MORNING, WILL LIFT NORTHWARD INTO THE CENTRAL HIGH PLAINS  
ON SATURDAY EVENING INTO SUNDAY. AN ASSOCIATED WARM FRONT WILL  
ALSO LIFT NORTHWARD FROM THE LOWER MISSISSIPPI VALLEY/SOUTHERN  
PLAINS INTO THE CENTRAL PLAINS TO THE WESTERN OHIO VALLEY BY  
SUNDAY. SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG THE WARM  
FRONT OVER PARTS OF THE CENTRAL/SOUTHERN PLAINS OVERNIGHT FRIDAY  
THAT WILL MOVE NORTHWARD INTO THE CENTRAL PLAINS/MIDDLE  
MISSISSIPPI VALLEY BY SUNDAY.  
 
ZIEGENFELDER  
 
GRAPHICS AVAILABLE AT  
WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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