555  
FXUS01 KWBC 260801  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
400 AM EDT THU OCT 26 2017  
 
VALID 12Z THU OCT 26 2017 - 12Z SAT OCT 28 2017  
 
...STRONG WINDS AND BLOWING SNOW FOR PORTIONS OF THE NORTHERN  
GREAT PLAINS AND UPPER MIDWEST...  
   
..TEMPERATURES DROPPING BELOW NORMAL ACROSS THE CENTRAL U.S.
 
 
...DRY CONDITIONS WITH ABOVE NORMAL TEMPERATURES TO CONTINUE  
ACROSS THE WESTERN U.S....  
 
POWERFUL WINDS WILL CONTINUE TO DEVELOP AND SPREAD EAST ACROSS THE  
NORTHERN GREAT PLAINS AND UPPER MIDWEST AS A STRONG AREA OF LOW  
PRESSURE MOVES EAST FROM NORTH DAKOTA ACROSS NORTHERN MINNESOTA  
INTO NORTHERN WISCONSIN ON THURSDAY. WIND ADVISORIES OR HIGH WIND  
WARNINGS WIND ARE IN EFFECT ACROSS MUCH OF THE DAKOTAS, AS WELL AS  
PORTIONS OF MONTANA, WYOMING, MINNESOTA, NEBRASKA AND IOWA, WHERE  
SUSTAINED WINDS AS HIGH AS 35-45 MPH, WITH GUSTS AROUND 60 MPH ARE  
POSSIBLE. A WINTER STORM WATCH IS CURRENTLY IN EFFECT FOR  
PORTIONS OF EASTERN NORTH DAKOTA INTO NORTHERN MINNESOTA. RAIN  
CHANGING TO SNOW WILL LIKELY RESULT IN LIMITED VISIBILITIES AND  
POSSIBLE BLIZZARD CONDITIONS ON THURSDAY. SIGNIFICANT SNOW  
ACCUMULATIONS ARE POSSIBLE ACROSS MINNESOTA, WITH THE POTENTIAL  
FOR SEVERAL INCHES NEAR THE CANADIAN BORDER.  
 
THIS LOW PRESSURE SYSTEM IS FORECAST TO GRADUALLY WEAKEN AS IT  
CONTINUES TO DRIFT EAST, MOVING FROM NORTHERN WISCONSIN EARLY  
FRIDAY INTO NORTHERN MICHIGAN BY SATURDAY MORNING. RAIN CHANGING  
TO SNOW MAY RESULT IN A FEW INCHES OF ACCUMULATING SNOW ACROSS  
PORTIONS NORTHERN WISCONSIN AND THE U.P. OF MICHIGAN.  
 
SOUTH OF THE LOW, A STRONG COLD FRONT WILL PUSH EAST ACROSS THE  
MISSISSIPPI VALLEY WHILE PLUNGING SOUTH THROUGH THE SOUTHERN GREAT  
PLAINS. SHOWER AND THUNDERSTORMS ARE FORECAST TO DEVELOP ALONG  
THE FRONT AS IT MOVES ACROSS THE LOWER MISSISSIPPI, OHIO AND  
TENNESSEE VALLEYS ON FRIDAY. BEHIND THE FRONT, COLD HIGH PRESSURE  
WILL SETTLE SOUTHEAST FROM WESTERN CANADA INTO THE CENTRAL U.S.  
FRIDAY HIGH TEMPERATURES ARE EXPECTED TO BE SEVERAL DEGREES BELOW  
NORMAL ACROSS MUCH OF GREAT PLAINS, AS WELL AS THE MID AND UPPER  
MISSISSIPPI VALLEY.  
 
MEANWHILE IN NORTHEAST, LOW PRESSURE WILL TRACK TO NORTH, WITH  
RAINY CONDITIONS CONTINUING ACROSS MUCH OF NEW ENGLAND ON  
THURSDAY. DRIER CONDITIONS CAN BE EXPECTED BY LATE FRIDAY AS THE  
LOW LIFTS INTO EASTERN CANADA.  
 
ACROSS THE SOUTHEAST, SHOWERS AND THUNDERSTORMS MAY BECOME MORE  
NUMEROUS ACROSS FLORIDA AS A BROAD AREA OF LOW PRESSURE OVER THE  
WESTERN CARIBBEAN BECOMES BETTER ORGANIZED AND BEGINS TO DRIFT  
NORTH EARLY SATURDAY. REFER TO NHC OUTLOOKS FOR FURTHER  
INFORMATION ON THIS SYSTEM.  
 
ACROSS THE WESTERN U.S., DRY, WARM CONDITIONS ARE EXPECTED TO  
CONTINUE, WITH HIGH TEMPERATURES REMAINING SEVERAL DEGREES ABOVE  
NORMAL ACROSS MUCH OF THE U.S. WEST OF THE ROCKIES.  
 
PEREIRA  
 
GRAPHICS AVAILABLE AT  
WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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