Prognostic Meteorological Discussion
Issued by NWS

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FXUS01 KWBC 250759
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
359 AM EDT WED MAY 25 2016

VALID 12Z WED MAY 25 2016 - 12Z FRI MAY 27 2016

...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE
SOUTHERN PLAINS TO THE UPPER/MIDDLE MISSISSIPPI VALLEY AND PARTS
OF THE CENTRAL/NORTHERN PLAINS...

...HEAVY RAIN POSSIBLE OVER PARTS OF THE SOUTHERN PLAINS...

...HEAVY RAIN POSSIBLE OVER PARTS OF THE CENTRAL PLAINS/MIDDLE
MISSISSIPPI VALLEY...

A DEEP UPPER-LEVEL TROUGH OVER THE WESTERN THIRD OF THE COUNTRY
WILL MOVE EASTWARD TO THE PLAINS/ROCKIES BY THURSDAY EVENING.
DOWNSTREAM FROM THE UPPER-LEVEL TROUGH, MOISTURE FROM THE GULF OF
MEXICO WILL STREAM NORTHWARD OVER THE SOUTHERN PLAINS INTO THE
MIDDLE MISSISSIPPI VALLEY AND THE UPPER MIDWEST WILL EXTEND INTO
THE GREAT LAKES/OHIO VALLEY BY THURSDAY EVENING.  SHOWERS AND
THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE PLAINS AND THE
MISSISSIPPI VALLEY WILL EXPAND INTO PARTS OF THE GREAT LAKES/OHIO
VALLEY BY WEDNESDAY EVENING.  BY THURSDAY MORNING, THE SHOWERS AND
THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE UPPER MISSISSIPPI
VALLEY/UPPER GREAT LAKES SOUTHWESTWARD INTO THE SOUTHERN PLAINS
AND OVER THE GREAT LAKES/OHIO VALLEY WILL EXPAND EASTWARD INTO
PARTS OF THE NORTHERN/CENTRAL APPALACHIANS BY THURSDAY EVENING.

UNDER THE UPPER-LEVEL TROUGH SHOWERS AND THUNDERSTORMS WILL
DEVELOP FROM PARTS OF CALIFORNIA TO THE NORTHERN INTERMOUNTAIN
REGION/GREAT BASIN AND THE NORTHERN/CENTRAL ROCKIES BY WEDNESDAY
EVENING WITH DAYTIME HEATING CONTRIBUTING TO THE AREAL EXTEND OF
THE STORMS.  ON THURSDAY, THE SHOWERS AND THUNDERSTORMS WILL
EXTEND FROM THE NORTHERN/CENTRAL HIGH PLAINS TO THE GREAT
BASIN/NORTHERN INTERMOUNTAIN REGION WITH DAYTIME HEATING
CONTRIBUTING TO THE AREAL EXTEND.







ZIEGENFELDER


GRAPHICS AVAILABLE AT WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_WBG.PHP
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