918  
AWUS81 KBOX 151345  
RWSBOX  
CTZ002>004-MAZ002>024-026-RIZ001>008-151700-  
 
REGIONAL WEATHER STORY  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
845 AM EST SAT DEC 15 2018  
 
WEAK LOW PRESSURE TRACKS WELL SOUTH OF NEW ENGLAND TODAY, YIELDING A  
FEW LIGHT RAIN SHOWERS OR SPRINKLES THIS MORNING, NAMELY SOUTH OF  
THE MASS PIKE. HIGH PRESSURE TAKES OVER THIS AFTERNOON AND PROVIDES  
DRY WEATHER. IT WILL BE MILD THIS AFTERNOON WITH HIGHS IN THE UPPER  
40S TO MID 50S, WHICH IS ABOUT 10 DEGREES ABOVE NORMAL.  
 
MORE WIDESPREAD PRECIPITATION ARRIVES AFTER MIDNIGHT TONIGHT AND  
CONTINUES INTO SUNDAY AS ANOTHER LOW PRESSURE AREA APPROACHES OUR  
REGION FROM THE SOUTHWEST. LOWS TONIGHT WILL FALL BACK INTO THE 20S  
FOR AREAS WEST OF INTERSTATE 4 9 5, BUT 30S ELSEWHERE. THUS THE  
ONSET OF PRECIPITATION LATE TONIGHT WILL INCLUDE A WINTRY MIX FOR  
INTERIOR SECTIONS WITH RAIN ELSEWHERE. HIGHS ON SUNDAY WILL RANGE  
FROM THE LOW 30S TO LOW 40S FROM NORTHWEST TO SOUTHEAST, THUS A  
WINTRY MIX WILL CONTINUE FOR INTERIOR SECTIONS, WITH PLAIN RAIN  
ELSEWHERE.  
 
FOR SUNDAY NIGHT THE LOW WILL TRACK JUST SOUTHEAST OF NANTUCKET. THE  
INTERIOR WINTRY MIX AND COASTAL RAINS WILL PERSIST, HOWEVER BY THE  
MONDAY MORNING COMMUTE THE PRECIPITATION COULD CHANGE TO A BRIEF  
BURST OF SNOW AS THE LOW PULLS AWAY. TEMPERATURES MONDAY MORNING  
WILL AVERAGE IN THE LOW AND MID 30S. COLD AND DRY CONDITIONS WILL  
SETTLE IN MONDAY AFTERNOON WITH SEASONABLE AFTERNOON HIGHS IN THE  
MID 30S TO LOW 40S.  
 
LOOKING AHEAD, HIGH PRESSURE BUILDS IN FROM THE GREAT LAKES AREA ON  
TUESDAY PROVIDING COLD AND DRY WEATHER UNDER BLUSTERY NORTHWEST  
WINDS. IT WILL BE SEASONABLY COLD ON WEDNESDAY AS WINDS DIMINISH  
UNDER HIGH PRESSURE BUILDING OVERHEAD. DRY CONDITIONS CONTINUE ON  
THURSDAY, HOWEVER TEMPERATURES WILL MODERATE AS THE HIGH SHIFTS  
OFFSHORE. RAIN IS POSSIBLE ON FRIDAY AS LOW PRESSURE LIFTS OVER NEW  
ENGLAND.  
 

 
 
KAB  
 
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