347  
FOUS11 KWBC 180619  
QPFHSD  
 
PROBABILISTIC HEAVY SNOW AND ICING DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
219 AM EDT WED MAR 18 2026  
 
VALID 12Z WED MAR 18 2026 - 12Z SAT MAR 21 2026  
   
..UPPER MIDWEST TO THE NORTHEAST
 
 
DAYS 1-2...  
 
GENERALLY QUIET WINTER WEATHER ENCOMPASSES THE CONUS THE NEXT  
SEVERAL DAYS AS FLAT AND FAST FLOW KEEP SYSTEMS PROGRESSIVE AND  
WEAK. WITHIN THIS REGIME, MULTIPLE WEAK SHORTWAVES TRAVERSING WNW  
TO ESE FROM THE NORTHERN PLAINS INTO THE MID-ATLANTIC AND NEW  
ENGLAND WILL BRING BRIEF PERIODS OF LIGHT SNOW AND MIXED  
SLEET/FREEZING RAIN. IN GENERAL, THIS WILL PRODUCE ONLY MINOR  
IMPACTS AND NO SIGNIFICANT SNOWFALL. HOWEVER, EVEN LIGHT FREEZING  
RAIN CAN BE PROBLEMATIC TO TRAVEL, SO ALTHOUGH WPC PROBABILITIES  
FOR EVEN 0.1" OF ICE ARE LESS THAN 5%, SOME LIGHT FREEZING RAIN  
ABOVE 0.01" IS LIKELY (>70%) D1 FOR WISCONSIN AND LOWER MICHIGAN,  
AND AGAIN D2 FOR FAR SOUTHERN MICHIGAN INTO INDIANA/OHIO, WHICH  
COULD CREATE TRAVEL DIFFICULTIES DUE TO ICY ROADS.  
 
WEISS  
 

 
 
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