431  
FXUS01 KWBC 011954  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
354 PM EDT SUN OCT 01 2023  
 
VALID 00Z MON OCT 02 2023 - 00Z WED OCT 04 2023  
 
...STRONG TO SEVERE STORMS AND HEAVY RAINFALL POSSIBLE ACROSS THE  
SOUTHERN HIGH PLAINS EACH DAY...  
 
...RECORD-HEAT CONTINUING ACROSS PORTIONS OF THE CENTRAL U.S. ON  
MONDAY, SHIFTING INTO THE NORTHEAST ON TUESDAY...  
 
A BROAD AREA OF LOW PRESSURE IN THE UPPER LEVELS OF THE ATMOSPHERE  
WILL CONTINUE TO PRODUCE WIDESPREAD UNSETTLED WEATHER AND  
BELOW-NORMAL TEMPERATURES AS IT DRIFTS ACROSS THE WESTERN U.S.  
AREAS OF PRECIPITATION, INCLUDING HIGH-ELEVATION SNOW, WILL  
CONTINUE TO SPREAD ACROSS THE INTERMOUNTAIN WEST INTO THE NORTHERN  
AND CENTRAL ROCKIES TONIGHT INTO EARLY MONDAY. TEMPERATURES FOR  
MOST AREAS WEST OF THE ROCKIES WILL REMAIN SEASONAL TO  
BELOW-AVERAGE ON MONDAY, WITH COOLER TEMPERATURES SPREADING ACROSS  
THE ROCKIES INTO THE HIGH PLAINS BY TUESDAY.  
 
MOIST, SOUTHERLY WINDS AHEAD OF THE SYSTEM WILL SUPPORT SHOWERS  
AND THUNDERSTORMS DEVELOPING EACH DAY ACROSS THE SOUTHERN HIGH  
PLAINS. SOME STORMS MAY BECOME STRONG TO SEVERE, PRODUCING LARGE  
HAIL AND DAMAGING WINDS. WHILE THERE IS SOME POTENTIAL FOR SEVERE  
STORMS TO FORM LATER TODAY, THE ENVIRONMENT IS EXPECTED TO BECOME  
MORE FAVORABLE FOR SEVERE STORMS ACROSS PORTIONS OF EASTERN NEW  
MEXICO AND WEST TEXAS ON MONDAY. IN ADDITION TO THE SEVERE  
WEATHER THREAT, HEAVY RAINFALL, RESULTING IN EXCESSIVE RUNOFF AND  
FLOODING, IS ALSO POSSIBLE.  
 
AS THE SYSTEM IN THE WESTERN U.S. CONTINUES TO DRIFT FARTHER EAST,  
ORGANIZED PRECIPITATION IS ALSO EXPECTED TO DEVELOP FARTHER TO THE  
NORTH, WITH SHOWERS AND STORMS DEVELOPING ACROSS THE NORTHERN AND  
CENTRAL PLAINS BEGINNING BY LATE MONDAY AND CONTINUING INTO  
TUESDAY. THERE IS THE THREAT FOR AT LEAST ISOLATED HAIL AND  
DAMAGING WINDS GUSTS WITHIN THE STORMS THAT DEVELOP OVER THE  
CENTRAL AND NORTHERN HIGH PLAINS ON MONDAY.  
 
AHEAD OF THE SYSTEM, AN UPPER LEVEL RIDGE WILL CONTINUE TO SUPPORT  
ABOVE-NORMAL TEMPERATURES ACROSS THE CENTRAL INTO THE EASTERN U.S.  
THROUGH THE EARLY PART OF THE WEEK, WITH ANOTHER DAY OF  
NEAR-RECORD TO RECORD-BREAKING TEMPERATURES FORECAST FROM THE  
CENTRAL PLAINS INTO THE UPPER MIDWEST AND ACROSS PORTIONS OF EAST  
TEXAS ON MONDAY. ON TUESDAY, THE CORE OF THE ANOMALOUSLY WARM  
TEMPERATURES IS FORECAST TO SHIFT FARTHER EAST, WITH SEVERAL  
RECORD HIGHS FORECAST FOR THE NORTHEAST.  
 
MUCH OF THE EASTERN U.S. WILL BE DRY AS WELL, WITH HIGH PRESSURE  
REMAINING CENTERED OVER THE REGION INTO MIDWEEK. FLORIDA WILL  
REMAIN THE PRIMARY EXCEPTION, WHERE A LINGERING FRONTAL BOUNDARY  
WILL CONTINUE TO SUPPORT SHOWERS AND STORMS AND THE THREAT FOR  
LOCALLY HEAVY RAINFALL AMOUNTS.  
 
PEREIRA  
 
GRAPHICS AVAILABLE AT  
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  

 
 
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