473  
FXUS01 KWBC 291942  
PMDSPD  
 
SHORT RANGE FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
341 PM EDT SUN JUN 29 2025  
 
VALID 00Z MON JUN 30 2025 - 00Z WED JUL 02 2025  
 
...THERE IS A SLIGHT RISK OF EXCESSIVE RAINFALL OVER PARTS OF THE  
CENTRAL PLAINS/MIDDLE MISSISSIPPI VALLEY ON SUNDAY...  
 
...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PARTS OF  
THE UPPER GREAT LAKES AND UPPER/MIDDLE MISSISSIPPI VALLEY AND  
CENTRAL PLAINS/CENTRAL HIGH PLAINS ON SUNDAY...  
 
SHOWERS AND THUNDERSTORMS ARE EXPECTED ALONG AND AHEAD OF A COLD  
FRONT TRACKING EASTWARD THROUGH THE CENTRAL PLAINS TO THE UPPER  
MISSISSIPPI VALLEY/GREAT LAKES REGION. EMBEDDED AREAS OF HEAVY  
RAINFALL WILL HAVE THE POTENTIAL FOR LOCALIZED FLASH FLOODING; WPC  
HAS A BROAD MARGINAL RISK IN EFFECT IN FOR THIS SYSTEM THROUGH  
WEDNESDAY MORNING, HOWEVER THERE IS A SLIGHT RISK IN PLACE THROUGH  
MONDAY MORNING FOR EASTERN NEBRASKA/KANSAS, SOUTHWEST IOWA AND  
MUCH OF MISSOURI. SPC HAS ISSUED A SLIGHT RISK (LEVEL 2/5) OF  
SEVERE OVER PARTS OF THE UPPER GREAT LAKES AND UPPER/MIDDLE  
MISSISSIPPI VALLEY AND CENTRAL PLAINS/CENTRAL HIGH PLAINS THROUGH  
MONDAY MORNING. THE HAZARDS ASSOCIATED WITH THESE THUNDERSTORMS  
ARE FREQUENT LIGHTNING, SEVERE THUNDERSTORM WIND GUSTS, HAIL, AND  
A MINIMAL THREAT OF TORNADOES. MEANWHILE, A QUASI-STATIONARY FRONT  
OVER THE MID-ATLANTIC WILL AID IN PRODUCING SHOWERS AND STRONG TO  
SEVERE THUNDERSTORMS TODAY. SOUTH OF THE FRONT, UPPER-LEVEL  
IMPULSES, DAYTIME HEATING, AND MOISTURE WILL CREATE SHOWERS AND  
THUNDERSTORMS ON SUNDAY OVER THE OHIO/TENNESSEE VALLEYS, SOUTHERN  
PLAINS, LOWER MISSISSIPPI VALLEY, AND THE SOUTHEAST. SIMILARLY,  
UPPER-LEVEL IMPULSES, DAYTIME HEATING, AND MOISTURE WILL CREATE  
SHOWERS AND THUNDERSTORMS OVER PARTS OF THE SOUTHERN HIGH PLAINS.  
ALSO, ON SUNDAY, SCATTERED RAIN SHOWERS WILL DEVELOP OVER PARTS OF  
NORTHERN NEW ENGLAND AS LOW PRESSURE MOVES EASTWARD INTO  
SOUTHEASTERN CANADA.  
 
ELSEWHERE, UPPER-LEVEL IMPULSES, DAYTIME HEATING, AND MOISTURE  
WILL PRODUCE SHOWERS AND THUNDERSTORMS OVER PARTS OF THE SOUTHERN  
MID-ATLANTIC/SOUTHEAST, THE GULF COAST STATES INTO THE  
MIDDLE/LOWER MISSISSIPPI VALLEY AND THE CENTRAL/SOUTHERN PLAINS.  
PARTS OF THE WEST WILL BE HEATING UP OVER THE NEXT FEW DAYS AS  
UPPER-LEVEL RIDGING BUILDS OVER THE REGION. HEAT ADVISORIES ARE IN  
EFFECT FOR EASTERN WASHINGTON, NORTHERN OREGON, AND PORTIONS OF  
IDAHO AND NORTHERN NEVADA FROM MONDAY MORNING INTO TUESDAY.  
 
CAMPBELL  
 
GRAPHICS AVAILABLE AT  
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab HPC Page
Main Text Page