790
FXUS01 KWBC 281902
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
301 PM EDT THU MAY 28 2026
VALID 00Z FRI MAY 29 2026 - 00Z SUN MAY 31 2026
...WIDESPREAD SHOWERS AND THUNDERSTORMS TO PERSIST ACROSS THE
SOUTHERN U.S. THROUGH THE END OF THE WEEK...
...AN PACIFIC LOW MAINTAINS UNSETTLED CONDITIONS AND ISOLATED
SEVERE WEATHER ACROSS THE NORTHWEST...
...THERE IS A SLIGHT RISK (LEVEL 2/4) OF EXCESSIVE RAINFALL OVER
PARTS OF THE CENTRAL PLAINS, THE MIDDLE/LOWER MISSISSIPPI VALLEY,
AND THE CENTRAL GULF COAST ON THURSDAY...
...THERE IS A SLIGHT RISK (LEVEL 2/4) OF EXCESSIVE RAINFALL OVER
PARTS OF THE SOUTHEAST ON FRIDAY...
...THERE IS A SLIGHT RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER
PARTS OF THE PACIFIC NORTHWEST ON THURSDAY...
A QUASI-STATIONARY FRONT EXTENDING FROM THE SOUTHERN MID-ATLANTIC
TO ROUGHLY THE CENTRAL PLAINS WILL HELP TRIGGER SHOWERS AND
THUNDERSTORMS OVER THE REGION, PRODUCING HEAVY RAIN. THEREFORE, ON
THURSDAY, THE WPC HAS ISSUED A SLIGHT RISK (LEVEL 2/4) OF
EXCESSIVE RAINFALL OVER PARTS OF THE CENTRAL PLAINS, THE
MIDDLE/LOWER MISSISSIPPI VALLEY, AND THE CENTRAL GULF COAST
THROUGH FRIDAY MORNING. THE ASSOCIATED HEAVY RAIN WILL CAUSE
MAINLY LOCALIZED FLASH FLOODING, WITH URBAN AREAS, ROADS, SMALL
STREAMS, AND LOW-LYING AREAS BEING THE MOST VULNERABLE.
SIMILARLY, SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE
OVER PARTS OF THE AREA ON FRIDAY. THEREFORE, THE WPC HAS ISSUED A
SLIGHT RISK (LEVEL 2/4) OF EXCESSIVE RAINFALL OVER PARTS OF THE
SOUTHEAST FROM FRIDAY INTO SATURDAY MORNING. THE ASSOCIATED HEAVY
RAIN WILL CAUSE MAINLY LOCALIZED FLASH FLOODING, WITH URBAN AREAS,
ROADS, SMALL STREAMS, AND LOW-LYING AREAS BEING THE MOST
VULNERABLE.
MEANWHILE, AN UPPER-LEVEL LOW OVER THE WEST COAST WILL AID IN
DEVELOPING SHOWERS AND SEVERE THUNDERSTORMS OVER PARTS OF THE
NORTHWEST. THEREFORE, THE SPC HAS ISSUED A SLIGHT RISK (LEVEL 2/5)
OF SEVERE THUNDERSTORMS OVER PARTS OF THE NORTHWEST THROUGH FRIDAY
MORNING. THE HAZARDS ASSOCIATED WITH THESE THUNDERSTORMS INCLUDE
FREQUENT LIGHTNING, SEVERE WIND GUSTS, HAIL, AND THE THREAT OF
TORNADOES.
ON FRIDAY, THE ASSOCIATED FRONT WILL MOVE EASTWARD ACROSS THE
NORTHERN INTERMOUNTAIN REGION INTO THE NORTHERN HIGH PLAINS BY
SATURDAY. SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE
NORTHERN INTERMOUNTAIN REGION AND THE GREAT BASIN AND THEN MOVE
INTO THE NORTHERN HIGH PLAINS BY SATURDAY.
THE FRONT WILL ADVANCE INTO THE NORTHERN/CENTRAL PLAINS BY
SATURDAY. SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE
NORTHERN/CENTRAL HIGH PLAINS,, AND SOME STORMS WILL BECOME SEVERE.
THEREFORE, THE SPC HAS ISSUED A SLIGHT RISK (LEVEL 2/5) OF SEVERE
THUNDERSTORMS OVER PARTS OF THE NORTHERN/CENTRAL HIGH PLAINS ON
SATURDAY. THE HAZARDS ASSOCIATED WITH THESE THUNDERSTORMS INCLUDE
FREQUENT LIGHTNING, SEVERE WIND GUSTS, HAIL, AND THE THREAT OF
TORNADOES.
ALONG THE EASTERN END OF THE FRONT, HEAVY RAIN WILL DEVELOP OVER
PARTS OF THE SOUTHEAST. THEREFORE, THE WPC HAS ISSUED A SLIGHT
RISK (LEVEL 2/4) OF EXCESSIVE RAINFALL OVER PARTS OF THE SOUTHEAST
ON SATURDAY. THE ASSOCIATED HEAVY RAIN WILL CAUSE MAINLY LOCALIZED
FLASH FLOODING, WITH URBAN AREAS, ROADS, SMALL STREAMS, AND
LOW-LYING AREAS BEING THE MOST VULNERABLE.
ZIEGENFELDER
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