Prognostic Meteorological Discussion
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FXUS01 KWBC 260809
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
408 AM EDT THU MAR 26 2015

VALID 12Z THU MAR 26 2015 - 12Z SAT MAR 28 2015

...SNOW FOR PARTS OF THE LOWER GREAT LAKES INTO NORTHERN NEW
ENGLAND...

A COLD FRONT EXTENDING FROM THE NORTHERN APPALACHIANS
SOUTHWESTWARD TO THE WESTERN GULF COAST WILL MOVE OFF MOST OF THE
EAST COAST BY FRIDAY EVENING.  THE SYSTEM WILL PRODUCE SHOWERS AND
THUNDERSTORMS FROM PARTS OF THE WESTERN GULF COAST TO THE SOUTHERN
OHIO VALLEY THAT WILL MOVE EASTWARD TO SOUTHEAST BY FRIDAY MORNING
AND TO THE SOUTHERN TIP OF FLORIDA BY FRIDAY EVENING.  MOISTURE
FLOWING NORTHWARD FROM THE ATLANTIC OVER THE MID-ATLANTIC WILL AID
IN PRODUCING SHOWERS AND THUNDERSTORMS OVER PARTS OF THE
MID-ATLANTIC THROUGH THURSDAY AFTERNOON.  THE STORM WILL ALSO
PRODUCE LIGHT TO MODERATE RAIN OVER PARTS OF THE NORTHERN OHIO
VALLEY INTO THE LOWER GREAT LAKES THAT WILL MOVE TO PARTS OF
SOUTHERN NEW ENGLAND TO THE SOUTHERN APPALACHIANS BY THURSDAY
EVENING, THEN OFF THE EAST COAST BY FRIDAY AFTERNOON.

A SECONDARY FRONT OVER THE UPPER GREAT LAKES WILL MOVE EASTWARD TO
THE LOWER GREAT LAKES BEFORE DISSIPATING BY FRIDAY MORNING.  THE
ENERGY ASSOCIATE WITH THE BOUNDARY WILL PRODUCE SNOW OVER PARTS OF
THE UPPER GREAT LAKES THAT WILL MOVE INTO PARTS OF THE LOWER GREAT
LAKES AND NORTHERN NEW ENGLAND BY THURSDAY EVENING INTO FRIDAY
MORNING.  THE WESTERN END OF THE FRONT OVER THE NORTHERN PLAINS
WILL BREAK OFF AND MOVE SOUTHWARD TO THE SOUTHERN PLAINS BY FRIDAY
EVENING.  A SMALL AREA OF SNOW OVER THE NORTHERN PLAINS WILL MOVE
SOUTHEASTWARD TO THE CENTRAL PLAINS CHANGING OVER TO RAIN BY
THURSDAY EVENING.  IN ADDITION, UPPER-LEVEL ENERGY FLOWING
SOUTHEASTWARD TO UPPER MISSISSIPPI VALLEY/OHIO VALLEY FROM
WEST-CENTRAL CANADA THURSDAY NIGHT INTO FRIDAY WILL AID PRODUCING
AN AREA OF LIGHT SNOW OVER PARTS OF NORTHERN PLAINS MOVING INTO
PARTS OF THE UPPER MISSISSIPPI VALLEY BY FRIDAY EVENING.  LIGHT
RAIN WILL ALSO DEVELOP OVER THE SOUTHERN PARTS OF THE AREA OF
PRECIPITATION ON FRIDAY MORNING MOVING SOUTHEASTWARD TO PARTS OF
THE CENTRAL PLAINS/MIDDLE MISSISSIPPI VALLEY BY FRIDAY EVENING.

ELSEWHERE, A FRONT MOVING ONSHORE OVER THE PACIFIC NORTHWEST WILL
AID IN PRODUCING LIGHT TO MODERATE RAIN ALONG THE NORTHWEST COAST
AND RAIN INLAND BY FRIDAY EVENING.


ZIEGENFELDER


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





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