Prognostic Meteorological Discussion
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745
FXUS01 KWBC 261959
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
359 PM EDT MON SEP 26 2016

VALID 00Z TUE SEP 27 2016 - 00Z THU SEP 29 2016

...COLD FRONT MOVES TO THE EAST COAST WITH SHOWERS AND STORMS...

A FRONT EXTENDING FROM THE LOWER GREAT LAKES ROUGHLY SOUTHWESTWARD
TO THE WESTERN GULF COAST WILL SLOWLY MOVE EASTWARD OFF THE
NORTHEAST COAST WHILE LINGERING OVER THE SOUTHERN MID-ATLANTIC
ACROSS PARTS OF THE SOUTHEAST BY WEDNESDAY.  THE SYSTEM WILL
PRODUCE RAIN OVER PARTS OF THE GREAT LAKES INTO THE UPPER
MISSISSIPPI VALLEY AND INTO THE CENTRAL APPALACHIANS THAT WILL
SLOWLY MOVE OFF THE NORTHEAST COAST BY WEDNESDAY.  THE RAIN OVER
THE UPPER MISSISSIPPI VALLEY/GREAT LAKES WILL REMAIN OVER THE
AREA, ENDING OVER THE UPPER MISSISSIPPI VALLEY BY OVERNIGHT
TUESDAY, WHILE MOVING INTO PARTS OF THE OHIO VALLEY.  IN ADDITION,
SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND AHEAD OF THE
BOUNDARY FROM PARTS OF THE EASTERN OHIO VALLEY TO THE LOWER
MISSISSIPPI VALLEY/WESTERN GULF COAST THAT WILL MOVE EASTWARD TO
THE SOUTHERN MID-ATLANTIC TO THE CENTRAL GULF COAST AND LINGER
OVER PARTS OF THE WESTERN GULF COAST BY TUESDAY AFTERNOON.  THE
SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER THE SOUTHERN
MID-ATLANTIC TO THE EASTERN/CENTRAL GULF COAST THROUGH WEDNESDAY.

MEANWHILE, UPPER-LEVEL ENERGY OVER THE SOUTHEAST WILL SLOWLY MOVE
EASTWARD OUT OVER THE WESTERN ATLANTIC BY WEDNESDAY.  THE ENERGY
WILL AID IN PRODUCING SHOWERS AND THUNDERSTORMS OVER THE AREA
THROUGH TUESDAY AFTERNOON BEFORE THE APPROACHING FRONT BRINGS MORE
SHOWERS AND THUNDERSTORMS.  ADDITIONALLY, AN UPPER-LEVEL LOW OVER
NORTHWESTERN MEXICO WILL MOVE SLOWLY NORTHWARD INTO PARTS OF THE
SOUTHWEST/EASTERN CALIFORNIA BY WEDNESDAY.  THE ENERGY WILL
PRODUCE SHOWERS AND THUNDERSTORMS OVER PARTS OF THE SOUTHWEST THAT
WILL EXPAND INTO PARTS OF EASTERN CALIFORNIA BY TUESDAY AFTERNOON
INTO WEDNESDAY.

ZIEGENFELDER

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