439  
FXUS01 KWBC 142004  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
404 PM EDT SUN OCT 14 2018  
 
VALID 00Z MON OCT 15 2018 - 00Z WED OCT 17 2018  
 
...FLOODING AND SEVERE WEATHER POSSIBLE ACROSS THE SOUTHERN  
PLAINS...  
 
...HEAVY SNOW ACROSS THE ROCKIES, PLAINS AND UPPER MIDWEST WILL  
BEGIN WINDING DOWN...  
 
...COLD AUTUMN AIR WILL SPREAD ACROSS THE CENTRAL AND EASTERN  
U.S...  
 
AN ACTIVE PATTERN WILL CONTINUE ACROSS THE SOUTHERN PLAINS AND  
INTO THE LOWER MISSISSIPPI VALLEY AS A ELONGATED TROUGH DIGS  
ACROSS THE  
WESTERN U.S. THIS TROUGH WILL PULL TROPICAL MOISTURE ACROSS  
THESE REGIONS--GIVING WAY TO SHOWERS AND THUNDERSTORMS FROM THE  
BIG BEND TO THE ARKLATEX REGION. OVERNIGHT AND INTO TOMORROW  
MORNING, SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE CENTRAL  
TEXAS REGION AND IS EXPECTED TO PRODUCE HEAVY RAINFALL--NOTABLY IN  
WEST TEXAS NEAR THE BIG BEND AND INTO NORTH TEXAS. THERE IS A  
SLIGHT RISK OF FLASH FLOODING ALONG WITH SEVERE WEATHER WITH THIS  
ACTIVITY. ANOTHER ROUND OF THUNDERSTORMS WILL DEVELOP LATER INTO  
MONDAY AND CONTINUE INTO TUESDAY ACROSS CENTRAL TEXAS ONCE  
AGAIN--WITH A SLIGHT RISK OF FLASH FLOODING POSSIBLE. HOWEVER,  
SEVERE WEATHER IS NOT EXPECTED ON THIS DAY. BY TUESDAY EVENING,  
THUNDERSTORMS MAY CONTINUE ALONG THE EASTERN PORTIONS OF THE RED  
RIVER VALLEY BUT BEGIN TO TAPER OFF ACROSS WEST AND CENTRAL TEXAS.  
 
HEAVY SNOW THAT HAS IMPACTED MOST OF THE ROCKIES AND PLAINS WILL  
CONTINUE TODAY. HOWEVER, BY TONIGHT AND TOMORROW--MOST OF THIS  
ACTIVITY WILL COME TO AN END. LIGHT SNOWFALL WILL STILL OCCUR IN  
THE SOUTHERN ROCKIES AND A SMALL PORTION OF THE CENTRAL PLAINS  
INTO THE MIDDLE MISSISSIPPI VALLEY. THE UPPER GREAT LAKES CAN ALSO  
EXPECT VERY LIGHT SNOW. BY TUESDAY, LIGHT SNOW CAN BE EXPECTED FOR  
THE HIGHER ELEVATION AREAS IN ARIZONA AND NEW MEXICO.  
 
COLD, AUTUMN AREA CURRENTLY SWEEPING ACROSS THE CENTRAL AND  
SOUTHERN U.S. WILL CONTINUE PRESSING EAST AS A STRONG COLD FRONT  
PRESSES EASTWARD OVER THE SOUTHERN PLAINS AND MISSISSIPPI VALLEY.  
HIGH TEMPERATURES ON MONDAY WILL HOVER IN THE MID 40S TO LOW 50S  
ACROSS MOST OF TEXAS (WITH EXCEPTION TO THE TEXAS GULF COAST).  
THESE TEMPERATURES WILL BE NEARLY 30 DEGREES BELOW AVERAGE. BY  
TUESDAY, AS THE COLD FRONT EXITS THE EAST COAST AND STRETCHES FROM  
THE SOUTHEAST TO THE WESTERN GULF OF MEXICO, COOLER TEMPERATURES  
WILL ALSO SETTLE FROM THE NORTHEAST, OHIO VALLEY TO THE WESTERN  
PORTIONS OF THE SOUTHEAST.  
 
REINHART  
 
GRAPHICS AVAILABLE AT  
WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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