064  
FXUS01 KWBC 031952  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
252 PM EST SUN MAR 03 2019  
 
VALID 00Z MON MAR 04 2019 - 00Z WED MAR 06 2019  
 
...HEAVY RAINFALL WITH A THREAT FOR FLASH FLOODING AND SEVERE  
WEATHER TO CONTINUE THROUGH TONIGHT ACROSS PARTS OF THE  
SOUTHEAST...  
 
...HEAVY SNOW POSSIBLE FOR COASTAL NEW ENGLAND TONIGHT AND INTO  
MONDAY...  
 
...VERY COLD AIRMASS STAYS IN PLACE EAST OF THE ROCKIES MONDAY AND  
TUESDAY...  
 
A SURFACE LOW MOVING OFF THE MID-ATLANTIC COAST TONIGHT WILL  
CONTINUE TO ALLOW FOR HEAVY RAINFALL AND STRONG TO SEVERE  
THUNDERSTORMS ALONG AND AHEAD OF THE TRAILING COLD FRONT THIS  
EVENING, COMING TO AN END OVERNIGHT. FLASH FLOODING AND/OR THE  
RISK FOR DAMAGING WINDS AND ISOLATED TORNADOES WILL BE A THREAT,  
MAINLY ACROSS EASTERN PARTS OF GEORGIA AND THE CAROLINAS. WPC  
CONTINUES THE SLIGHT RISK FOR EXCESSIVE RAINS THIS EVENING, WHILE  
SPC IS ALSO HIGHLIGHTING A SLIGHT TO ENHANCED RISK FOR SEVERE  
THUNDERSTORMS. AS THE SURFACE LOW EXITS THE MID-ATLANTIC AND  
INTENSIFIES AS IT MOVES OFF THE NORTHEAST COAST, MODERATE TO HEAVY  
SNOWS ARE LIKELY FROM EASTERN PENNSYLVANIA TO DOWNEAST MAINE.  
TOTAL ACCUMULATIONS OF 6 TO 10 INCHES IS POSSIBLE AND HAZARDOUS  
TRAVEL CONDITIONS LIKELY ALONG THE I-95 CORRIDOR FROM PHILADELPHIA  
TO BOSTON TONIGHT AND INTO MONDAY.  
 
ELSEWHERE, A BITTERLY COLD AIRMASS HAS ALREADY INFILTRATED THE  
CENTRAL U.S. AND WILL SPREAD INTO THE EASTERN STATES AS WE BEGIN  
THE WORK WEEK. TEMPERATURES, ESPECIALLY ACROSS THE PLAINS AND INTO  
THE OHIO VALLEY, COULD BE AS MUCH AS 20 TO 40+ DEGREES BELOW  
NORMAL, WITH RECORD MIN AND MAX TEMPERATURES POSSIBLE. OUT WEST, A  
COUPLE OF WEEK IMPULSES ALOFT WILL CONTINUE TO BRING LIGHT TO  
MODERATE SNOWS TO THE HIGHER TERRAIN OF THE CENTRAL INTERMOUNTAIN  
WEST AND COLORADO MOUNTAINS ON MONDAY, WITH ANOTHER ROUND OF  
POTENTIALLY HEAVY RAINFALL AND MOUNTAIN SNOWS ONCE AGAIN IMPACTING  
CALIFORNIA BEGINNING ON TUESDAY.  
 
SANTORELLI  
 
GRAPHICS AVAILABLE AT  
WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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