055  
FXUS01 KWBC 121919  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
318 PM EDT THU JUN 12 2025  
 
VALID 00Z FRI JUN 13 2025 - 00Z SUN JUN 15 2025  
 
...HEAVY RAIN AND INSTANCES OF FLASH FLOODING POSSIBLE ACROSS  
PARTS OF THE LOWER MISSISSIPPI VALLEY AND UPPER MIDWEST OVER THE  
NEXT FEW DAYS...  
 
...SEVERE WEATHER POTENTIAL MOST LIKELY ACROSS THE HIGH PLAINS  
THROUGH EARLY THIS WEEKEND...  
 
...ABOVE AVERAGE WARMTH CONTINUES ACROSS THE INTERMOUNTAIN WEST,  
SOUTHWEST, AND HIGH PLAINS...  
 
MID-JUNE WEATHER PATTERN REMAINS UNDERWAY THROUGH EARLY THIS  
WEEKEND AND IS EXPECTED TO FEATURE A LARGE PART OF THE CENTRAL AND  
EASTERN U.S. UNDER THE POTENTIAL FOR SCATTERED THUNDERSTORMS, A  
FEW OF WHICH COULD CONTAIN INTENSE RAINFALL RATES, DAMAGING WIND  
GUSTS, AND HAIL. A SINGLE FRONTAL BOUNDARY STRETCHING FROM THE  
NORTHERN MID-ATLANTIC BY FRIDAY MORNING ACROSS THE MIDWEST AND  
INTO THE NORTHERN HIGH PLAINS WILL BE THE DIVIDING LINE BETWEEN  
WARM/HUMID TO THE SOUTH AND COOLER TO THE NORTH. ALONG THIS  
FRONTAL BOUNDARY, NUMEROUS THUNDERSTORMS DEVELOPING TONIGHT AND  
LINGERING THROUGH FRIDAY COULD CREATE ISOLATED TO SCATTERED  
INSTANCES OF FLASH FLOODING FROM THE EASTERN DAKOTAS THROUGH  
CENTRAL MINNESOTA. FURTHER SOUTH, MORE WIDELY SCATTERED  
THUNDERSTORMS ARE LIKELY OVER THE NEXT SEVERAL DAYS WITHIN THE  
SULTRY SUMMERTIME AIRMASS STRETCHING FROM THE SOUTHERN PLAINS  
THROUGH THE SOUTHEAST. MORE ORGANIZED AREAS OF THUNDERSTORMS ARE  
POSSIBLE TONIGHT THROUGH FRIDAY ACROSS THE LOWER MISSISSIPPI  
VALLEY TOWARDS THE WESTERN GULF COAST. THIS FOLLOWS EXTREME  
RAINFALL AMOUNTS THAT OCCURRED PREVIOUSLY THROUGHOUT PARTS OF  
SOUTHEASTERN TEXAS LAST NIGHT INTO EARLY THURSDAY MORNING. ANOTHER  
FOCUS FOR UNSETTLED WEATHER ON FRIDAY AND SATURDAY WILL BE ACROSS  
THE MID-ATLANTIC, WHERE THE LINGERING FRONTAL BOUNDARY COULD  
BECOME A FOCUS FOR PERSISTENT THUNDERSTORM CHANCES. WHILE ISOLATED  
DAMAGING WIND GUSTS AND HAIL IS POSSIBLE ASSOCIATED WITH THESE  
SCATTERED STORMS IN THE CENTRAL AND EASTERN U.S., THE GREATEST  
POTENTIAL FOR SEVERE WEATHER IS FORECAST ACROSS THE HIGH PLAINS AS  
STORMS DEVELOP EACH AFTERNOON AND STRENGTHEN.  
 
THE TEMPERATURE OUTLOOK IN THE SHORT RANGE TIME PERIOD (VALID  
ENDING SUNDAY MORNING) CONTAINS ABOVE AVERAGE WARMTH ACROSS MUCH  
OF THE INTERMOUNTAIN WEST, HIGH PLAINS, AND SOUTHWEST AS UPPER  
RIDGING REMAINS IN PLACE NEXT TO TROUGHING OVER THE PACIFIC  
NORTHWEST. WIDESPREAD HIGHS INTO THE 90S ARE ANTICIPATED, WITH  
TRIPLE DIGITS ACROSS THE DESERT SOUTHWEST EXTENDING FROM SOUTHEAST  
CALIFORNIA TO SOUTHERN NEW MEXICO. EXTREME HEAT WATCHES ARE IN  
EFFECT BEGINNING ON SATURDAY FOR SOUTHERN ARIZONA AND PARTS OF THE  
INTERIOR SOUTHERN CALIFORNIA DESERT DUE TO THE POTENTIAL FOR  
MAXIMUM TEMPERATURES TO REACH 114 DEGREES. MEANWHILE, MUCH COOLER  
TEMPERATURES WILL BE CONFINED TO THE NORTHERN PLAINS, UPPER  
MIDWEST, GREAT LAKES, AND NEW ENGLAND TO THE NORTH OF THE  
AFOREMENTIONED FRONTAL BOUNDARY. HIGH TEMPERATURES HERE WILL  
STRUGGLE TO REACH HIGHER THAN THE 60S.  
 
SNELL  
 
GRAPHICS AVAILABLE AT  
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  
 

 
 
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