Prognostic Meteorological Discussion
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000
FXUS01 KWBC 181958
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
257 PM EST WED JAN 18 2017

VALID 00Z THU JAN 19 2017 - 00Z SAT JAN 21 2017

...HEAVY SNOW POSSIBLE OVER THE SIERRAS...

...HEAVY RAIN POSSIBLE OVER MOST OF THE WEST COAST...

...HEAVY RAIN POSSIBLE OVER THE LOWER MISSISSIPPI VALLEY INTO THE
TENNESSEE VALLEY...

...SNOW POSSIBLE OVER PARTS OF NORTHERN NEW ENGLAND...

LOW PRESSURE DEVELOPING OVER EASTERN TEXAS/LOWER MISSISSIPPI
VALLEY WILL LIFT NORTHWARD TO THE WESTERN OHIO VALLEY BY FRIDAY.
THE SYSTEM WILL PRODUCE SHOWERS AND THUNDERSTORMS OVER PARTS OF
THE WESTERN GULF COAST AND THE LOWER MISSISSIPPI VALLEY THAT WILL
MOVE EASTWARD TO PARTS OF THE SOUTHEAST BY THURSDAY EVENING INTO
FRIDAY.  DURING THE DAY ON THURSDAY, THE SHOWERS AND THUNDERSTORMS
WILL EXTEND AS FAR NORTH AS THE WESTERN OHIO VALLEY THROUGH LATE
THURSDAY NIGHT.  RAIN WILL DEVELOP ALONG THE BOUNDARY OVER PARTS
OF THE MIDDLE MISSISSIPPI VALLEY BY THURSDAY MORNING THAT WILL
MOVE INTO PARTS OF THE UPPER MISSISSIPPI VALLEY, GREAT LAKES, AND
OHIO VALLEY BY FRIDAY MORNING.


ZIEGENFELDER


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