167
FXUS01 KWBC 242001
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
400 PM EDT SUN MAY 24 2026
VALID 00Z MON MAY 25 2026 - 00Z WED MAY 27 2026
...THERE IS A SLIGHT RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER
PARTS OF THE NORTHERN/CENTRAL PLAINS AND THE UPPER MISSISSIPPI
VALLEY ON SUNDAY...
...THERE IS A SLIGHT RISK OF EXCESSIVE RAINFALL OVER PARTS OF THE
OHIO VALLEY AND LOWER MISSISSIPPI/TENNESSEE VALLEYS AND
SOUTHEAST...
A QUASI-STATIONARY FRONT EXTENDING FROM THE MID-ATLANTIC TO THE
LOWER MISSISSIPPI VALLEY WILL HELP TRIGGER SHOWERS AND
THUNDERSTORMS FROM TEXAS TO THE NORTHEAST THROUGH TUESDAY. SHOWERS
AND SEVERE THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE
NORTHERN/CENTRAL PLAINS. THEREFORE, THE SPC HAS ISSUED A SLIGHT
RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER PARTS OF THE
NORTHERN/CENTRAL PLAINS THROUGH MONDAY MORNING. THE HAZARDS
ASSOCIATED WITH THESE THUNDERSTORMS INCLUDE FREQUENT LIGHTNING,
SEVERE WIND GUSTS, HAIL, AND THE THREAT OF TORNADOES.
IN ADDITION, THE WPC HAS ISSUED A SLIGHT RISK (LEVEL 2/4) OF
EXCESSIVE RAINFALL OVER PARTS OF THE OHIO VALLEY THROUGH MONDAY
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.
MOREOVER, A SECOND AREA OF HEAVY RAINFALL WILL DEVELOP NEAR THE
CENTRAL GULF COAST/SOUTHEAST. THEREFORE, THE WPC HAS ISSUED A
SLIGHT RISK (LEVEL 2/4) OF EXCESSIVE RAINFALL OVER PARTS OF THE
LOWER MISSISSIPPI/TENNESSEE VALLEYS AND THE SOUTHEAST THROUGH
MONDAY MORNING. THE ASSOCIATED HEAVY RAIN WILL CREATE MAINLY
LOCALIZED AREAS OF FLASH FLOODING, WITH URBAN AREAS, ROADS, SMALL
STREAMS, AND LOW-LYING AREAS BEING THE MOST VULNERABLE.
ON MONDAY, THE HEAVY RAIN WILL CONTINUE OVER PARTS OF THE
SOUTHEAST. THEREFORE, THE WPC HAS ISSUED A SLIGHT RISK (LEVEL 2/4)
OF EXCESSIVE RAINFALL OVER PARTS OF THE LOWER
MISSISSIPPI/TENNESSEE VALLEYS AND THE SOUTHEAST THROUGH TUESDAY
MORNING. THE ASSOCIATED HEAVY RAIN WILL CREATE MAINLY LOCALIZED
AREAS OF FLASH FLOODING, WITH URBAN AREAS, ROADS, SMALL STREAMS,
AND LOW-LYING AREAS BEING THE MOST VULNERABLE.
ALSO ON MONDAY, UPPER-LEVEL ENERGY AND MOISTURE MOVING NORTHWARD
OUT OF THE GULF OF MEXICO WILL TRIGGER SHOWERS AND THUNDERSTORMS
OVER PARTS OF THE SOUTHWEST/SOUTHERN ROCKIES. THE SHOWERS AND
THUNDERSTORMS WILL ADVANCE EASTWARD INTO THE SOUTHERN PLAINS ON
TUESDAY.
OVER THE NORTHWEST, AN APPROACHING FRONT WILL PRODUCE RAIN OVER
PARTS OF THE NORTHWEST ON MONDAY AND ADVANCE INLAND TO THE
NORTHERN INTERMOUNTAIN REGION MONDAY NIGHT INTO TUESDAY. AS THE
BOUNDARY MOVES INTO THE NORTHERN INTERMOUNTAIN REGION, SHOWERS AND
THUNDERSTORMS WILL DEVELOP OVER THE AREA. THE SHOWERS AND
THUNDERSTORMS WILL EXPAND INTO THE NORTHERN/CENTRAL ROCKIES ON
TUESDAY.
MEANWHILE, A FRONT MOVING SOUTHWARD OUT OF CENTRAL CANADA WILL
TRIGGER SHOWERS AND THUNDERSTORMS OVER PARTS OF THE NORTHERN
PLAINS AND THE UPPER MISSISSIPPI VALLEY ON TUESDAY AND TUESDAY
AFTERNOON.
ZIEGENFELDER
GRAPHICS AVAILABLE AT
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP
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