Prognostic Meteorological Discussion
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FXUS01 KWBC 242014
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
313 PM EST SAT JAN 24 2015

VALID 00Z SUN JAN 25 2015 - 00Z TUE JAN 27 2015

...SNOW FROM PARTS OF THE UPPER MIDWEST TO PARTS OF THE NORTHERN
MID-ATLANTIC...

...TEMPERATURES WILL BE 15 TO 25 DEGREES ABOVE AVERAGE OVER PARTS
OF THE NORTHERN HIGH PLAINS...

STORM JUST OFF THE NEW ENGLAND COAST WILL MOVE NORTHEASTWARD INTO
EASTERN CANADA BY SUNDAY MORNING.  THE SYSTEM WILL PRODUCE
MODERATE SNOW OVER PARTS OF MAINE ON SATURDAY EVENING THAT WILL
TAPER OFF TO LIGHT SNOW BY SUNDAY MORNING AS A REINFORCING FRONT
MOVES ACROSS THE AREA.

THE AFOREMENTIONED FRONT EXTENDS FROM THE GREAT LAKES TO THE UPPER
MISSISSIPPI VALLEY THEN NORTHWESTWARD INTO THE NORTHERN PLAINS
WITH A WAVE OF LOW PRESSURE OVER THE UPPER MISSISSIPPI VALLEY.
THE EASTERN END OF THE BOUNDARY WILL MOVE SOUTHEASTWARD TO THE
MID-ATLANTIC/OHIO VALLEY BY SUNDAY EVENING.  THE FRONT WILL AID IN
TRIGGERING LIGHT SNOW OVER PARTS OF THE GREAT LAKES INTO THE
NORTHEAST BY SUNDAY MORNING.  THE WAVE OF LOW PRESSURE WILL MOVE
SOUTHEASTWARD TO THE EASTERN OHIO VALLEY BY SUNDAY EVENING,TOO.
SNOW WILL DEVELOP OVER PARTS OF THE UPPER MIDWEST THROUGH SUNDAY
MORNING.  THE SNOW WILL ADVANCE INTO THE NORTHERN OHIO VALLEY AND
INTO PARTS OF THE LOWER GREAT LAKES BY SUNDAY EVENING.  IN
ADDITION, LIGHT RAIN WILL DEVELOP OVER PARTS OF THE MIDDLE
MISSISSIPPI VALLEY ON SATURDAY EVENING MOVING INTO PARTS OF THE
SOUTHERN OHIO VALLEY/TENNESSEE VALLEY BY SUNDAY EVENING.
OVERNIGHT SUNDAY A NEW LOW WILL DEVELOP JUST OFF THE NORTH
CAROLINA COAST BY MONDAY MORNING.  THE ASSOCIATED FRONT WILL MOVE
OFF PARTS OF THE SOUTHEAST COAST INTO THE GULF OF MEXICO.  BY
MONDAY MORNING, RAIN WILL MOVE INTO THE SOUTHERN MID-ATLANTIC AND
PARTS OF THE SOUTHEAST, WHILE SNOW WILL MOVE INTO PARTS OF THE
NORTHERN MID-ATLANTIC TO PARTS OF THE CENTRAL APPALACHIANS.

MEANWHILE, WEAK ONSHORE FLOW AND WEAK UPPER-LEVEL ENERGY WILL
PRODUCE LIGHT RAIN OVER PARTS OF THE PACIFIC NORTHWEST THAT WILL
MOVE INTO PARTS OF THE NORTHERN ROCKIES BY SUNDAY MORNING.  SUNDAY
NIGHT INTO MONDAY, A WARM FRONT OVER THE NORTHERN PLAINS WILL MOVE
EASTWARD TO THE UPPER MISSISSIPPI VALLEY BY MONDAY MORNING.  THE
BOUNDARY WILL AID IN PRODUCING LIGHT SNOW OVER PARTS OF THE UPPER
GREAT LAKES BY MONDAY.


ZIEGENFELDER


GRAPHICS AVAILABLE AT WWW.WPC.NCEP.NOAA.GOV
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