209  
FXUS01 KWBC 311946  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
245 PM EST SUN DEC 31 2017  
 
VALID 00Z MON JAN 01 2018 - 00Z WED JAN 03 2018  
   
..A FRIGID START TO 2018 EAST OF THE ROCKIES
 
 
...LIGHT WINTRY MIX REMAINS POSSIBLE FROM TEXAS INTO THE LOWER  
MISSISSIPPI VALLEY THROUGH TONIGHT...  
 
DANGEROUSLY COLD TEMPERATURES WILL BE IN PLACE TONIGHT TO RING IN  
THE NEW YEAR FOR MANY LOCATIONS LOCATED EAST OF THE ROCKY  
MOUNTAINS. LOCATIONS ACROSS THE NORTHEAST AND AS FAR SOUTH AS  
KANSAS INTO OHIO WILL BE BELOW ZERO AT MIDNIGHT WITH WIND CHILLS  
OF -20 TO -40 FOR MANY OF THESE LOCATIONS. THEREFORE, LOCATIONS  
FROM NORTHEASTERN MONTANA INTO PORTIONS OF THE MIDWEST AND  
NORTHEAST ARE UNDER A WIND CHILL WARNING WITH WIND CHILL  
ADVISORIES IN PLACE AS FAR SOUTH AS THE CENTRAL GULF COAST THROUGH  
MONDAY MORNING. MONDAY'S HIGHS WILL STAY BELOW FREEZING FOR MUCH  
OF TEXAS TO THE CAROLINAS WHICH IS A GOOD 20 TO 30 DEGREES BELOW  
AVERAGE.  
 
WINTER WEATHER ADVISORIES ARE CURRENTLY IN EFFECT FOR WESTERN AND  
NORTHERN TEXAS AS WELL AS ACROSS THE LOWER MISSISSIPPI VALLEY  
WHERE LIGHT ACCUMULATIONS OF SNOW AND FREEZING RAIN COULD CAUSE  
SLICK CONDITIONS THROUGH MONDAY MORNING. MONDAY EVENING THROUGH  
TUESDAY WILL BE MOSTLY DRY ACROSS THE LOWER 48 WITH THE EXCEPTION  
OF RAIN SHOWERS FOR FLORIDA AND SNOW SHOWERS THE GREAT LAKES.  
SNOWFALL ACCUMULATIONS DOWNWIND OF THE GREAT LAKES ARE EXPECTED TO  
BE LOCALLY HEAVIER ACROSS THE EASTERN U.P. OF MICHIGAN AND EAST OF  
LAKES ERIE AND ONTARIO WHERE ADDITIONAL TOTALS OF ROUGHLY 6-12  
INCHES ARE IN THE FORECAST THROUGH TUESDAY EVENING.  
 
NEEDLESS TO SAY, TEMPERATURES WILL REMAIN WELL BELOW AVERAGE FOR  
MOST LOCATIONS EAST OF THE ROCKIES INTO THE MIDDLE OF THE WEEK BUT  
SOME MODERATION IS EXPECTED ACROSS THE CENTRAL AND NORTHERN HIGH  
PLAINS STARTING TUESDAY WITH DOWNSLOPE FLOW DEVELOPING. THE  
SOUTHWEST WILL REMAIN WARM AND DRY INTO THE MIDDLE OF THE WEEK  
WITH TEMPERATURES RANGING BETWEEN 5 TO 15 DEGREES ABOVE EARLY  
JANUARY NORMALS.  
 
OTTO  
 
GRAPHICS AVAILABLE AT  
WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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