278  
FXUS01 KWBC 092001  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
300 PM EST SAT MAR 09 2024  
 
VALID 00Z SUN MAR 10 2024 - 00Z TUE MAR 12 2024  
 
...LOCALLY HEAVY RAINS AND STRONG WINDS ARE EXPECTED FOR PORTIONS  
OF THE NORTHERN MID-ATLANTIC AND SOUTHERN NEW ENGLAND THROUGH  
TONIGHT...  
 
...HEAVY WET SNOW AND STRONG WINDS ARE EXPECTED ACROSS PORTIONS OF  
THE NORTHERN APPALACHIANS TONIGHT THROUGH SUNDAY FOLLOWED BY  
LAKE-EFFECT SNOWS ACROSS THE LOWER GREAT LAKES INTO MONDAY  
MORNING...  
 
...UNSETTLED WEATHER IS EXPECTED ACROSS THE PACIFIC NORTHWEST AND  
INTO THE NORTHERN ROCKIES AS MULTIPLE ROUNDS OF LOWER-ELEVATION  
RAIN AND HIGHER ELEVATION SNOW ARRIVES...  
 
MULTIPLE CONSOLIDATING AREAS OF LOW PRESSURE ALONG WITH THE  
ARRIVAL OF A COUPLE OF COLD FRONTS ALONG THE EASTERN SEABOARD WILL  
YIELD AREAS OF HEAVY PRECIPITATION OVERNIGHT, AND PARTICULARLY  
FROM PARTS OF THE NORTHERN MID-ATLANTIC AND INTO THE NORTHEAST.  
THIS WILL INCLUDE LOCALLY HEAVY RAIN FOR PORTIONS OF EASTERN  
PENNSYLVANIA AND NEW JERSEY UP ACROSS SOUTHEAST NEW YORK AND INTO  
SOUTHERN NEW ENGLAND. AS A CONSOLIDATED AREA OF DEEPENING LOW  
PRESSURE APPROACHES AND CROSSES THROUGH SOUTHERN AND EASTERN NEW  
ENGLAND, LOCALLY STRONG WINDS, ESPECIALLY FOR NEW ENGLAND CAN BE  
EXPECTED AS WELL.  
 
SUFFICIENT COLD AIR IS EXPECTED TO FILTER SOUTH INTO THE NORTHERN  
APPALACHIANS TO ALLOW FOR THE RAIN OVERSPREADING AREAS OF NORTHERN  
NEW YORK AND NORTHERN NEW ENGLAND TO CHANGE OVER TO SNOW LATER  
TONIGHT INTO SUNDAY, AND AS MUCH AS 6 TO 12 INCHES OF HEAVY WET  
SNOW CAN BE EXPECTED ALONG WITH STRONG GUSTY WINDS AS LOW PRESSURE  
LIFTS NORTHEAST ACROSS THE REGION. LOCALLY HEAVIER SNOWFALL TOTALS  
CAN BE EXPECTED OVER THE HIGHER PEAKS OF ESPECIALLY VERMONT, NEW  
HAMPSHIRE AND MAINE. ON THE BACK SIDE OF THE DEPARTING AREA OF LOW  
PRESSURE, COLDER AIR WILL BE SURGING SOUTHEAST ACROSS THE GREAT  
LAKES AND INTO MUCH OF THE MID-ATLANTIC AND NORTHEAST, AND THIS  
WILL GRADUALLY FAVORS AREAS OF HEAVY LAKE-ENHANCED SNOW SHOWERS  
AND SQUALLS. PORTIONS OF THE LOWER GREAT LAKES AND EVEN THE  
CENTRAL APPALACHIANS ARE EXPECTED TO SEE LOCALLY OVER 6 INCHES OF  
SNOW FROM THE LAKE EFFECT POTENTIAL.  
 
ELSEWHERE, UNSETTLED WEATHER WILL IMPACT THE PACIFIC NORTHWEST AND  
THE NORTHERN ROCKIES AS MULTIPLE FRONTS AND SURGES OF PACIFIC  
MOISTURE ARRIVE ACROSS THE TERRAIN GOING INTO EARLY NEXT WEEK.  
MODERATE TO LOCALLY HEAVY RAIN IS EXPECTED FOR THE LOWER  
ELEVATIONS WITH HEAVY SNOW OVER THE HIGHER ELEVATIONS OF THE  
CASCADES, NORTHERN SIERRA NEVADA, AND THE SAWTOOTH AND BITTERROOT  
RANGE OF THE NORTHERN ROCKIES.  
 
TEMPERATURES WILL GENERALLY BE COOLER THAN NORMAL ACROSS THE  
MID-ATLANTIC AND NORTHEAST FOR THE END OF THE WEEKEND AND EARLY  
NEXT WEEK, BUT WILL BE WARMER THAN NORMAL ACROSS MUCH OF THE  
CENTRAL AND NORTHERN U.S. OTHERWISE. NEAR NORMAL TEMPERATURES ARE  
EXPECTED OVER MUCH OF THE WEST.  
 
ORRISON  
 
GRAPHICS AVAILABLE AT  
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  
 

 
 
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