358  
ACUS11 KWNS 161328  
SWOMCD  
SPC MCD 161328  
MEZ000-MAZ000-NHZ000-VTZ000-NYZ000-161930-  
 
MESOSCALE DISCUSSION 0109  
NWS STORM PREDICTION CENTER NORMAN OK  
0728 AM CST SUN FEB 16 2025  
 
AREAS AFFECTED...NORTHERN NEW YORK...NORTHERN NEW ENGLAND  
 
CONCERNING...WINTER MIXED PRECIPITATION  
 
VALID 161328Z - 161930Z  
 
SUMMARY...HEAVY SNOW WILL LIKELY DEVELOP ACROSS PARTS OF NORTHERN  
NEW YORK AND NORTHERN NEW ENGLAND THIS MORNING. FURTHER SOUTH INTO  
PARTS OF EAST-CENTRAL NEW YORK AND CENTRAL NEW ENGLAND, A MIX OF  
SNOW, SLEET AND FREEZING RAIN WILL BE POSSIBLE THIS MORNING.  
 
DISCUSSION...A MID-LEVEL TROUGH WILL QUICKLY MOVE THROUGH THE  
SOUTHERN AND CENTRAL APPALACHIANS THIS MORNING. A SURFACE LOW WILL  
DEEPEN AND MOVE NORTHEASTWARD INTO THE NORTHEAST. AHEAD OF THE  
SYSTEM, A BAND OF STRONG WARM-ADVECTION WAS LOCATED FROM NEW YORK  
EASTWARD INTO THE SOUTHERN NEW ENGLAND, WHERE WIDESPREAD  
PRECIPITATION IS ONGOING. THE FREEZING LINE IS CURRENTLY LOCATED  
FROM SOUTHERN NEW YORK EASTWARD INTO SOUTHERN NEW ENGLAND. A ZONE  
(ABOUT 100 MILES WIDE) OF FREEZING RAIN AND SLEET IS LOCATED TO THE  
NORTH OF THE FREEZING LINE. THIS FREEZING RAIN AND SLEET WILL SPREAD  
NORTHWARD OVER THE NEXT FEW HOURS. A CHANGEOVER TO RAIN WILL OCCUR  
AS THE FREEZING LINE MOVES NORTHWARD. IN ADDITION, AREAS THAT ARE  
EXPERIENCING SNOW MAY CHANGEOVER TO FREEZING RAIN. FREEZING RAIN  
RATES COULD EXCEED 0.05 INCHES PER HOUR.  
 
FURTHER NORTH INTO NORTHERN NEW ENGLAND, SURFACE TEMPERATURES ARE IN  
THE TEENS AND SINGLE DIGITS. THE COLD AIR IN THE LOW TO MID-LEVELS  
WILL MAKE SNOW THE PRIMARY PRECIPITATION TYPE. AS STRONG WARM  
ADVECTION AND ISENTROPIC LIFT INCREASE ACROSS THE REGION, THE  
DEVELOPMENT OF HEAVY SNOW WILL LIKELY OCCUR IN MANY AREAS. SNOWFALL  
RATES COULD EXCEED 1 INCH PER HOUR.  
 
..BROYLES.. 02/16/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...CAR...GYX...BOX...BTV...ALY...BGM...BUF...  
 
LAT...LON 43197054 42797083 42357095 42227144 42257364 42237611  
42237809 42297855 42527872 42797875 43207863 43387841  
43667772 43957661 44097625 44377600 44717549 44937500  
44987440 44997194 45087130 45287091 45867027 46206992  
46346945 46366911 46216857 46036820 45266735 44906732  
44666748 44396787 44166854 43756959 43407029 43197054  
 
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