609  
FXUS01 KWBC 062017  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
416 PM EDT FRI JUN 06 2025  
 
VALID 00Z SAT JUN 07 2025 - 00Z MON JUN 09 2025  
 
...EPISODES OF SEVERE THUNDERSTORMS AND HEAVY RAINFALL ON TAP FOR  
PORTIONS OF THE CENTRAL AND SOUTHERN HIGH PLAINS, THE TENNESSEE  
AND OHIO VALLEYS, SOUTHERN NEW ENGLAND, AND INTO THE SOUTHEAST  
SATURDAY AND SUNDAY...  
 
...BELOW NORMAL TEMPERATURES IN STORE FROM THE ROCKIES INTO THE  
GREAT LAKES WHILE HEAT BUILDS ACROSS THE SOUTHERN U.S. AND THE  
PACIFIC NORTHWEST THROUGH SATURDAY...  
 
A SLOW-MOVING, WAVY FRONTAL SYSTEM STRETCHING FROM THE NORTHEAST  
TO THE OHIO/TENNESSEE VALLEYS TO THE CENTRAL/SOUTHERN PLAINS WILL  
BE THE FOCUS FOR SEVERAL ROUNDS OF SEVERE THUNDERSTORMS AND  
DRENCHING DOWNPOURS INTO THE WEEKEND. SEVERE THUNDERSTORMS CAPABLE  
OF PRODUCING VERY LARGE HAIL, DAMAGING WINDS, AND A FEW TORNADOES  
WILL BE POSSIBLE ACROSS A WIDE SWATH FROM THE PLAINS TO THE  
SOUTHERN MID-ATLANTIC. THE STORM PREDICTION HAS A TARGETED  
ENHANCED RISK ACROSS ALABAMA AND MISSISSIPPI FOR SATURDAY WITH  
CLUSTERS OF ORGANIZED STORMS LIKELY. A BROADER SLIGHT RISK EXTENDS  
AROUND THE MID-SOUTH. THE SEVERE WEATHER THREAT IS SIMILAR ON  
SUNDAY WITH A TARGETED ENHANCED RISK (LEVEL 3/5) ACROSS THE  
SOUTHERN PLAINS AND A SLIGHT RISK ACROSS THE CAROLINAS. THE PLAINS  
WILL HAVE A THREAT FOR LARGE HAIL AND STRONG WINDS, WHILE THE  
CAROLINAS AND SOUTHERN U.S. WILL ALSO SEE A STRONG WIND THREAT AND  
SOME HAIL THREAT WITH STORMS THAT DEVELOP ALONG A COLD FRONT. AN  
ISOLATED TORNADO CANNOT BE RULED OUT. IN ADDITION TO THE SEVERE  
WEATHER THREAT, THESE SAME REGIONS WILL ALSO HAVE TO CONTEND WITH  
BOUTS OF HEAVY RAINFALL, SOME OF WHICH COULD LEAD TO SCATTERED  
INSTANCES OF FLASH FLOODING. FOR TOMORROW, A SLIGHT RISK FOR  
EXCESSIVE RAINFALL IS FORECAST FOR A LARGE PORTION OF THE MIDDLE  
SOUTH WITH A MORE ISOLATED RISK ACROSS THE TENNESSEE AND OHIO  
VALLEYS. ON SUNDAY, THE GREATEST THREAT FOR FLASH FLOODING WILL  
SHIFT WESTWARD TO THE SOUTHERN PLAINS AND OKLAHOMA AS MORE STORM  
COMPLEXES LIKELY SWEEP THROUGH THE AREA ONCE MORE. THE NORTHEAST  
WILL ALSO SEE SOME POTENTIAL FOR ISOLATED FLASH FLOODING ON  
SATURDAY AND ACROSS THE MID-ATLANTIC AND APPALACHIANS ON SUNDAY AS  
STORMS FIRE ON A SLOW MOVING FRONTAL BOUNDARY.  
 
IN THE WAKE OF THE FRONT, HIGH PRESSURE BUILDING IN FROM THE  
NORTHWEST WILL LEAD TO A PERIOD OF COOLER THAN NORMAL TEMPERATURES  
FROM PARTS OF THE NORTHERN PLAINS EASTWARD TO THE GREAT LAKES.  
TEMPERATURES WILL BE AROUND 5-10 DEGREES COOLER THAN AVERAGE FOR  
EARLY JUNE AS HIGHS REACH THE 70S AND LOW 80S. A STRONGER COLD  
FRONT WILL SWEEP ACROSS THE NORTHERN PLAINS AND GREAT LAKES ON  
SUNDAY AND DROP HIGH TEMPERATURES INTO THE 60S. MEANWHILE, TEXAS,  
THE CENTRAL GULF COAST, AND THE WEST WILL HEAT UP. TEMPERATURES  
OUT WEST WILL BE AS MUCH AS 15-25 DEGREES ABOVE NORMAL. THIS WILL  
TRANSLATE TO HIGHS WELL INTO THE 90S FOR MANY. SOME TEMPERATURES  
COULD REACH THE 100-103 DEGREE THRESHOLD FOR THE INTERIOR  
NORTHWEST. THE DESERT SOUTHWEST WILL HAVE HIGHS IN THE 100-110  
RANGE ACROSS THE VALLEYS. FOR THE WESTERN AND CENTRAL GULF COAST,  
HIGH TEMPERATURES WILL CREEP UP INTO THE MIDDLE TO UPPER 90S, BUT  
THE HUMIDITY WILL MAKE THE HEAT RISK APPROACH THE MAJOR TO EXTREME  
RISK LIKELY INTO MONDAY.  
 
WILDER  
 
GRAPHICS AVAILABLE AT  
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  
 
 
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